Crataegus L.
(hawthorns)

Interactions where Crataegus is the victim or passive partner (and generally loses out from the process)

The following relationships have been collated from the published literature (see 'Interaction References').

Filters:

Affected Part Summary Taxon Vernacular Classification References Darwin Classification of Active Taxon Active Taxon Active Vernacular Active Taxon Uncertain Active State Active Part Active Stage Relationship Relationship Uncertain Relationship Geography Darwin Classification of Passive Taxon Passive Taxon Passive Vernacular Passive Taxon Uncertain Passive State Passive Part Passive Stage Passive Taxon's significance to Active Taxon Indoors etc Season Summary
is associate of Hadrobregmus denticollis a wood boring beetle Coleoptera: Ptinidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Ptinidae/Hadrobregmus denticollis/Hadrobregmus denticollisa wood boring beetle Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns is associated with
may have adult Cryptocephalus pusillus a leaf beetle Coleoptera: Chrysomelidae Atlas of the Seed and Leaf Beetles of Britain and Ireland, Cox, M.L., 2007
 /Animalia/Arthropoda/Insecta/Coleoptera/Chrysomelidae/Cryptocephalus pusillus/Cryptocephalus pusillusa leaf beetleadult Plant / resting place / on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns (5-10)adult may be found on
may have adult Cryptocephalus querceti a leaf beetle Coleoptera: Chrysomelidae Atlas of the Seed and Leaf Beetles of Britain and Ireland, Cox, M.L., 2007
 /Animalia/Arthropoda/Insecta/Coleoptera/Chrysomelidae/Cryptocephalus querceti/Cryptocephalus quercetia leaf beetleadult Plant / resting place / on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns (5-8)adult may be found on
may have adult Cryptocephalus sexpunctatus 6-spotted Pot Beetle, Six-spotted Pot Beetle Coleoptera: Chrysomelidae Atlas of the Seed and Leaf Beetles of Britain and Ireland, Cox, M.L., 2007
 /Animalia/Arthropoda/Insecta/Coleoptera/Chrysomelidae/Cryptocephalus sexpunctatus/Cryptocephalus sexpunctatus6-spotted pot beetle, six-spotted pot beetleadult Plant / resting place / on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns (5-7)adult may be found on
is associate of Opilo mollis a chequered beetle Coleoptera: Cleridae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Cleridae/Opilo mollis/Opilo mollisa chequered beetle Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns is associated with
is associate of Anthonomus bituberculatus a weevil Coleoptera: Curculionidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Anthonomus bituberculatus/Anthonomus bituberculatusa weevil Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns is associated with
is associate of Anthonomus chevrolati a weevil Coleoptera: Curculionidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Anthonomus chevrolati/Anthonomus chevrolatia weevil Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns is associated with
is associate of Anthonomus pedicularius a weevil Coleoptera: Curculionidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Anthonomus pedicularius/Anthonomus pediculariusa weevil Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns is associated with
is foodplant of Polydrusus cervinus a weevil Coleoptera: Curculionidae Broad-Nosed Weevils (Entiminae), Morris, M.G., 1997
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Polydrusus cervinus/Polydrusus cervinusa weevil Foodplant / feeds on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns feeds on
is foodplant of Polydrusus pterygomalis a weevil Coleoptera: Curculionidae Broad-Nosed Weevils (Entiminae), Morris, M.G., 1997
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Polydrusus pterygomalis/Polydrusus pterygomalisa weevil Foodplant / feeds on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns feeds on
is foodplant of Phyllobius glaucus a leaf weevil Coleoptera: Curculionidae Broad-Nosed Weevils (Entiminae), Morris, M.G., 1997
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Phyllobius glaucus/Phyllobius glaucusa leaf weevil Foodplant / feeds on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns feeds on
is foodplant of Phyllobius oblongus Brown Leaf Weevil Coleoptera: Curculionidae Broad-Nosed Weevils (Entiminae), Morris, M.G., 1997
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Phyllobius oblongus/Phyllobius oblongusbrown leaf weevil Foodplant / feeds on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns feeds on
is foodplant of Phyllobius pyri Common Leaf Weevil Coleoptera: Curculionidae Broad-Nosed Weevils (Entiminae), Morris, M.G., 1997
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Phyllobius pyri/Phyllobius pyricommon leaf weevil Foodplant / feeds on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns feeds on
is associate of Magdalis cerasi a weevil Coleoptera: Curculionidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Magdalis cerasi/Magdalis cerasia weevil Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns is associated with
is foodplant of Rhamphus oxyacanthae a weevil Coleoptera: Curculionidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Rhamphus oxyacanthae/Rhamphus oxyacanthaea weevil Foodplant / feeds on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns feeds on
is associate of Anthribus fasciatus a fungus weevil Coleoptera: Anthribidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Anthribidae/Anthribus fasciatus/Anthribus fasciatusa fungus weevil Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns is associated with
is associate of Questionable Anthribus nebulosus a fungus weevil Coleoptera: Anthribidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Anthribidae/Anthribus nebulosus/Anthribus nebulosusa fungus weevil Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns? is associated with
is associate of imago Anthaxia nitidula a jewel beetle Coleoptera: Buprestidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Buprestidae/Anthaxia nitidula/Anthaxia nitidulaa jewel beetleimago Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns imago is associated with
flower is visited for nectar and/or pollen by adult Myopa a genus of beegrabbers Diptera: Conopidae Diptera: Conopidae, Smith, K.G.V., 1969
 /Animalia/Arthropoda/Insecta/Diptera/Conopidae/Myopa/Myopaa genus of beegrabbersadult Foodplant / visitor /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsflower adult visits for nectar and/or pollen flower
has sap sucked by adult UK/Ireland Psallus perrisi a plantbug Hemiptera: Miridae Notes on the Recording and Identification of Psallus, Nau, B.S., 1984
Land and Water Bugs of the British Isles, Southwood, T.R.E. & Leston, D., 1959
 /Animalia/Arthropoda/Insecta/Hemiptera/Miridae/Psallus (Hylopsallus) perrisi/Psallus (Hylopsallus) perrisia plantbugadult Foodplant / sap suckerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns (6-8)adult sucks sap of
has sap sucked by adult Questionable Psallus variabilis a plantbug Hemiptera: Miridae Notes on the Recording and Identification of Psallus, Nau, B.S., 1984
 /Animalia/Arthropoda/Insecta/Hemiptera/Miridae/Psallus (Hylopsallus) variabilis/Psallus (Hylopsallus) variabilisa plantbugadult Foodplant / sap sucker /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns? adult sucks sap of
has sap sucked by adult Minor Psallus wagneri a plantbug Hemiptera: Miridae Notes on the Recording and Identification of Psallus, Nau, B.S., 1984
Land and Water Bugs of the British Isles, Southwood, T.R.E. & Leston, D., 1959
 /Animalia/Arthropoda/Insecta/Hemiptera/Miridae/Psallus (Hylopsallus) wagneri/Psallus (Hylopsallus) wagneria plantbugadult Foodplant / sap sucker /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsMinor (7-8)adult sucks sap of
has sap sucked by nymph Minor Psallus wagneri a plantbug Hemiptera: Miridae Land and Water Bugs of the British Isles, Southwood, T.R.E. & Leston, D., 1959
 /Animalia/Arthropoda/Insecta/Hemiptera/Miridae/Psallus (Hylopsallus) wagneri/Psallus (Hylopsallus) wagneria plantbugnymph Foodplant / sap sucker /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsMinor nymph sucks sap of
has sap sucked by adult UK/Ireland Psallus ambiguus a plantbug Hemiptera: Miridae Notes on the Recording and Identification of Psallus, Nau, B.S., 1984
Land and Water Bugs of the British Isles, Southwood, T.R.E. & Leston, D., 1959
 /Animalia/Arthropoda/Insecta/Hemiptera/Miridae/Psallus (Mesopsallus) ambiguus/Psallus (Mesopsallus) ambiguusa plantbugadult Foodplant / sap suckerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns (5-8)adult sucks sap of
has sap sucked by nymph UK/Ireland Psallus ambiguus a plantbug Hemiptera: Miridae Notes on the Recording and Identification of Psallus, Nau, B.S., 1984
Land and Water Bugs of the British Isles, Southwood, T.R.E. & Leston, D., 1959
 /Animalia/Arthropoda/Insecta/Hemiptera/Miridae/Psallus (Mesopsallus) ambiguus/Psallus (Mesopsallus) ambiguusa plantbugnymph Foodplant / sap suckerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns (5)nymph sucks sap of
is foodplant of erumpent pycnidium of Phoma coelomycetous anamorph UK/Ireland Phoma crataegi a coelomycete Pleosporales Fungi of the South East England, Dennis, R.W.G., 1995
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phoma crataegi/Phoma crataegia coelomyceteerumpentpycnidiumPhoma coelomycetous anamorph Foodplant / feeds onUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns erumpent pycnidium of Phoma coelomycetous anamorph feeds on
is associate of fruitbody UK/Ireland Verpa conica Thimble Morel Pezizales: Morchellaceae On the exceptional abundance of Verpa conica with notes on unusual occurrence of other fungi, Reid, D.A., 1977
 /Fungi/Ascomycota/Pezizomycetes/Pezizales/Morchellaceae/Verpa conica/Verpa conicathimble morelfruitbody Plant / associateUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns (mid 4 - mid 5)fruitbody is associated with
is decayed by superficial stroma UK/IrelandRare Daldinia concentrica King Alfred’s Cake, Cramp-ball Xylariales: Xylariaceae Daldinia concentrica versus Daldinia vernicosa, Whalley, A.J.S. & Watling, R., 1980
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Daldinia concentrica/Daldinia concentricaKing Alfred’s cake, cramp-ballsuperficialstroma Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsRare superficial stroma is saprobic on
is associate of fruitbody UK/IrelandMinor Agaricus lutosus a mushroom Agaricales: Agaricaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Agaricaceae/Agaricus lutosus/Agaricus lutosusa mushroomfruitbody Plant / associateUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsMinor fruitbody is associated with
is associate of fruitbody UK/IrelandMinor Agaricus subfloccosus a mushroom Agaricales: Agaricaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Agaricaceae/Agaricus subfloccosus/Agaricus subfloccosusa mushroomfruitbody Plant / associateUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsMinor fruitbody is associated with
is associate of fruitbody Major Entoloma niphoides a toadstool Agaricales: Entolomataceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Entolomataceae/Entoloma niphoides/Entoloma niphoidesa toadstoolfruitbody Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsMajor (usually spring)fruitbody is associated with
litter is decayed by fruitbody Questionable Volvariella reidii non sensu Volvariella parvispora Heinmann, 1975 Angel Rosegill Agaricales: Pluteaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Pluteaceae/Volvariella reidii non sensu Volvariella parvispora Heinmann, 1975/Volvariella reidii non sensu Volvariella parvispora Heinmann, 1975angel rosegillfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns?litter fruitbody is saprobic on litter
is associate of fruitbody Coprinopsis poliomalla an inkcap Agaricales: Psathyrellaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Psathyrellaceae/Coprinopsis poliomalla/Coprinopsis poliomallaan inkcapfruitbody Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns fruitbody is associated with
is associate of basidiome Minor Craterellus melanoxeros Blackening Chanterelle Cantharellales: Cantharellaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Cantharellales/Cantharellaceae/Craterellus melanoxeros/Craterellus melanoxerosblackening chanterellebasidiome Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsMinor basidiome is associated with
is associate of fruitbody Geastrum coronatum Crowned Earthstar Geastrales: Geastraceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Geastrales/Geastraceae/Geastrum coronatum/Geastrum coronatumcrowned earthstarfruitbody Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns fruitbody is associated with
is associate of fruitbody Geastrum fimbriatum Sessile Earthstar Geastrales: Geastraceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Geastrales/Geastraceae/Geastrum fimbriatum/Geastrum fimbriatumsessile earthstarfruitbody Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns fruitbody is associated with
is associate of fruitbody Geastrum pectinatum Beaked Earthstar Geastrales: Geastraceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Geastrales/Geastraceae/Geastrum pectinatum/Geastrum pectinatumbeaked earthstarfruitbody Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns fruitbody is associated with
is associate of fruitbody Minor Geastrum quadrifidum Rayed Earthstar, Four-rayed Earthstar Geastrales: Geastraceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Geastrales/Geastraceae/Geastrum quadrifidum/Geastrum quadrifidumrayed earthstar, four-rayed earthstarfruitbody Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsMinor fruitbody is associated with
is associate of fruitbody Geastrum striatum Striate Earthstar, Striated Earthstar Geastrales: Geastraceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Geastrales/Geastraceae/Geastrum striatum/Geastrum striatumstriate earthstar, striated earthstarfruitbody Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns fruitbody is associated with
(dead) dead is associate of imago UK/Ireland Acalles misellus a weevil Coleoptera: Curculionidae True Weevils (Part I): Family Curculionidae, subfamilies Raymondionyminae to Smicronychinae, Morris, M.G., 2002
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Acalles misellus/Acalles misellusa weevilimago Plant / associateUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead imago is associated with dead
(dead) dead is decayed by colony of Acrodontium dematiaceous anamorph UK/Ireland Acrodontium hydnicola a dematiaceous anamorphic fungus Fungi of the South East England, Dennis, R.W.G., 1995
 /Fungi/Ascomycota/Acrodontium hydnicola/Acrodontium hydnicolaa dematiaceous anamorphic funguscolonyAcrodontium dematiaceous anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead colony of Acrodontium dematiaceous anamorph is saprobic on dead
(dead) dead is decayed by Cylindrodendrum anamorph UK/Ireland Cylindrodendrum album an anamorphic fungus Hypocreales: Nectriaceae Fungi of the South East England, Dennis, R.W.G., 1995
 /Fungi/Ascomycota/Sordariomycetes/Hypocreales/Nectriaceae/Cylindrodendrum album/Cylindrodendrum albuman anamorphic fungusCylindrodendrum anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead Cylindrodendrum anamorph is saprobic on dead
(fungus-infested) fungus-infested is associate of perithecium Nitschkia collapsa a pyrenomycete Coronophorales: Nitschkiaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Coronophorales/Nitschkiaceae/Nitschkia collapsa/Nitschkia collapsaa pyrenomyceteperithecium Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfungus-infested (8-3)perithecium is associated with fungus-infested
(live) live has sap sucked by UK/IrelandRare Pulvinaria hydrangeae Hydrangea Scale, Hydrangea Scale Insect Hemiptera: Coccidae Changes in status and distribution of Hydrangea Scale, Pulvinaria hydrangeae (Hemiptera: Coccomorpha: Coccidae) in Britain, Salisbury, A. & Malumphy, C., 2017
 /Animalia/Arthropoda/Insecta/Hemiptera/Coccidae/Pulvinaria hydrangeae/Pulvinaria hydrangeaehydrangea scale, hydrangea scale insect Foodplant / sap suckerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsliveRare sucks sap of live
(pyrenomycete infection) pyrenomycete infection is associate of perithecium Dialonectria episphaeria s.l. a group of pyrenomycetes Hypocreales: Nectriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Hypocreales/Nectriaceae/Dialonectria episphaeria s.l./Dialonectria episphaeria s.l.a group of pyrenomycetesperithecium Plant / associate /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornspyrenomycete infection (3-5)perithecium is associated with pyrenomycete infection
bark (dead, attached) dead, attached bark is decayed by fruitbody Hymenochaete cinnamomea a resupinate fungus Hymenochaetales: Hymenochaetaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Hymenochaetales/Hymenochaetaceae/Hymenochaete cinnamomea/Hymenochaete cinnamomeaa resupinate fungusfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, attachedbark fruitbody is saprobic on dead, attached bark
bark (dead, fallen) dead, fallen bark is decayed by fruitbody Hymenochaete cinnamomea a resupinate fungus Hymenochaetales: Hymenochaetaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Hymenochaetales/Hymenochaetaceae/Hymenochaete cinnamomea/Hymenochaete cinnamomeaa resupinate fungusfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallenbark fruitbody is saprobic on dead, fallen bark
bark (dead) dead bark is decayed by effuse colony of Pseudospiropes dematiaceous anamorph UK/Ireland Pseudospiropes subuliferus a dematiaceous anamorphic fungus Fungi of the South East England, Dennis, R.W.G., 1995
Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Pseudospiropes subuliferus/Pseudospiropes subuliferusa dematiaceous anamorphic funguseffusecolonyPseudospiropes dematiaceous anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbark effuse colony of Pseudospiropes dematiaceous anamorph is saprobic on dead bark
bark (wet) wet bark is decayed by apothecium Orbilia sarraziniana a glasscup Orbiliales: Orbiliaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Orbiliomycetes/Orbiliales/Orbiliaceae/Orbilia sarraziniana/Orbilia sarrazinianaa glasscupapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornswetbark (5-11)apothecium is saprobic on wet bark
berry berry is foodplant of adult UK/Ireland Turdus viscivorus Mistle Thrush Passeriformes: Turdidae Mistletoe - distribution, biology and the National Survey, Briggs, J., 1995
 /Animalia/Chordata/Aves/Passeriformes/Turdidae/Turdus viscivorus/Turdus viscivorusmistle thrushadult Foodplant / feeds onUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsberry adult feeds on berry
berry (buried, mummified) buried, mummified berry is decayed by fruitbody Major Tubaria dispersa Hawthorn Twiglet Agaricales: Tubariaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Tubariaceae/Tubaria dispersa/Tubaria dispersahawthorn twigletfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsburied, mummifiedberryMajor (late spring, early autumn)fruitbody is saprobic on buried, mummified berry
branch (small) (dead, still attached to fallen tree) dead, still attached to fallen tree branch (small) is decayed by fruitbody Minor Lentinus brumalis Winter Polypore Polyporales: Polyporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Polyporaceae/Lentinus brumalis/Lentinus brumaliswinter polyporefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, still attached to fallen treebranch (small)Minor (early winter-early spring)fruitbody is saprobic on dead, still attached to fallen tree branch (small)
branch wood (dry, hard, decorticate) dry, hard, decorticate branch wood is decayed by superficial pycnidium of Aposphaeria coelomycetous anamorph Melanomma pulvis-pyrius an ascomycete Pleosporales: Melanommataceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Melanommataceae/Melanomma pulvis-pyrius/Melanomma pulvis-pyriusan ascomycetesuperficialpycnidiumAposphaeria coelomycetous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdry, hard, decorticatebranch wood (9-5)superficial pycnidium of Aposphaeria coelomycetous anamorph is saprobic on dry, hard, decorticate branch wood
branch wood (dry, hard, decorticate) dry, hard, decorticate branch wood is decayed by superficial, often in very large clusters pseudothecium Melanomma pulvis-pyrius an ascomycete Pleosporales: Melanommataceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Melanommataceae/Melanomma pulvis-pyrius/Melanomma pulvis-pyriusan ascomycetesuperficial, often in very large clusterspseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdry, hard, decorticatebranch wood (9-5)superficial, often in very large clusters pseudothecium is saprobic on dry, hard, decorticate branch wood
branch? (small dead) small dead branch? may contain UK/Ireland Acalles misellus a weevil Coleoptera: Curculionidae True Weevils (Part I): Family Curculionidae, subfamilies Raymondionyminae to Smicronychinae, Morris, M.G., 2002
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Acalles misellus/Acalles misellusa weevil Foodplant / internal feederUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornssmall deadbranch? feeds within small dead branch?
branch branch is swollen by immersed stroma Botryosphaeria obtusa an ascomycete Botryosphaeriales: Botryosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Botryosphaeriales/Botryosphaeriaceae/Botryosphaeria obtusa/Botryosphaeria obtusaan ascomyceteimmersedstroma Foodplant / false gall /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsbranch immersed stroma causes swelling of branch
branch branch is swollen by stromatic pseudothecium Botryosphaeria obtusa an ascomycete Botryosphaeriales: Botryosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Botryosphaeriales/Botryosphaeriaceae/Botryosphaeria obtusa/Botryosphaeria obtusaan ascomycetestromaticpseudothecium Foodplant / false gall /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsbranch stromatic pseudothecium causes swelling of branch
branch branch is decayed by immersed, grouped in circles perithecium Cytospora populina a valsoid pyrenomycete Diaporthales: Valsaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Diaporthales/Valsaceae/Cytospora populina/Cytospora populinaa valsoid pyrenomyceteimmersed, grouped in circlesperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsbranch (10-5)immersed, grouped in circles perithecium is saprobic on branch
branch branch is decayed by subgregarious to densely scattered, covered then erumpent, blackish grey with paler roundish flat disc stroma of Cytospora coelomycetous anamorph Cytospora populina a valsoid pyrenomycete Diaporthales: Valsaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Diaporthales/Valsaceae/Cytospora populina/Cytospora populinaa valsoid pyrenomycetesubgregarious to densely scattered, covered then erumpent, blackish grey with paler roundish flat discstromaCytospora coelomycetous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsbranch (10-5)subgregarious to densely scattered, covered then erumpent, blackish grey with paler roundish flat disc stroma of Cytospora coelomycetous anamorph is saprobic on branch
branch branch is galled by haustorium UK/IrelandMajor Viscum album Mistletoe Santalales: Santalaceae British Plant Galls - Identification of galls on plants and fungi, Redfern, M. & Shirley, P., 2002
 /Plantae/Tracheophyta/Magnoliopsida/Santalales/Santalaceae/Viscum album/Viscum albummistletoehaustorium Foodplant / gallUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsbranchMajor haustorium causes gall of branch
branch branch is parasitised by haustorium UK/IrelandMajor Viscum album Mistletoe Santalales: Santalaceae New Flora of the British Isles (Ed 2), Stace, C., 1997
 /Plantae/Tracheophyta/Magnoliopsida/Santalales/Santalaceae/Viscum album/Viscum albummistletoehaustorium Foodplant / hemiparasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsbranchMajor haustorium is hemiparasitic on branch
branch (cankered) cankered branch may be infected and damaged by Neonectria galligena Apple and Pear Canker Hypocreales: Nectriaceae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Fungi/Ascomycota/Sordariomycetes/Hypocreales/Nectriaceae/Neonectria galligena/Neonectria galligenaapple and pear canker Foodplant / pathogen /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornscankeredbranch infects and damages cankered branch
branch (dead, corticate) dead, corticate branch is decayed by sessile, densely clustered, erumpent apothecium Mollisia caespiticia a discomycete Helotiales: Dermateaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Dermateaceae/Mollisia caespiticia/Mollisia caespiticiaa discomycetesessile, densely clustered, erumpentapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, corticatebranch (9-4)sessile, densely clustered, erumpent apothecium is saprobic on dead, corticate branch
branch (dead, corticate) dead, corticate branch is decayed by erumpent stroma Minor Annulohypoxylon multiforme Birch Woodwart Xylariales: Xylariaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Annulohypoxylon multiforme/Annulohypoxylon multiformebirch woodwarterumpentstroma Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, corticatebranchMinor (10-4)erumpent stroma is saprobic on dead, corticate branch
branch (dead, decorticate or with bark rolling back) dead, decorticate or with bark rolling back branch is decayed by widely effused stroma Diatrype stigma Common Tarcrust Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Diatrype stigma/Diatrype stigmacommon tarcrustwidely effusedstroma Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decorticate or with bark rolling backbranch (1-12)widely effused stroma is saprobic on dead, decorticate or with bark rolling back branch
branch (dead, decorticate or with bark rolling back) dead, decorticate or with bark rolling back branch is decayed by stromatic, immersed perithecium Diatrype stigma Common Tarcrust Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Diatrype stigma/Diatrype stigmacommon tarcruststromatic, immersedperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decorticate or with bark rolling backbranch (1-12)stromatic, immersed perithecium is saprobic on dead, decorticate or with bark rolling back branch
branch (dead, decorticate) dead, decorticate branch is decayed by hysterothecium Hysterium angustatum a coffee bean fungus Hysteriales: Hysteriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Hysteriales/Hysteriaceae/Hysterium angustatum/Hysterium angustatuma coffee bean fungushysterothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decorticatebranch (3-5)hysterothecium is saprobic on dead, decorticate branch
branch (dead, decorticate) dead, decorticate branch is decayed by effuse stroma Minor Annulohypoxylon multiforme Birch Woodwart Xylariales: Xylariaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Annulohypoxylon multiforme/Annulohypoxylon multiformebirch woodwarteffusestroma Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decorticatebranchMinor (10-4)effuse stroma is saprobic on dead, decorticate branch
branch (dead, esp. buried under brushwood) dead, esp. buried under brushwood branch is decayed by gregarious, subiculate perithecium Rosellinia aquila a pyrenomycete Xylariales: Xylariaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Rosellinia aquila/Rosellinia aquilaa pyrenomycetegregarious, subiculateperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, esp. buried under brushwoodbranch (2-5)gregarious, subiculate perithecium is saprobic on dead, esp. buried under brushwood branch
branch (dead, esp. buried under brushwood) dead, esp. buried under brushwood branch is decayed by colony of Geniculosporium dematiaceous anamorph Rosellinia aquila a pyrenomycete Xylariales: Xylariaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Rosellinia aquila/Rosellinia aquilaa pyrenomycetecolonyGeniculosporium dematiaceous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, esp. buried under brushwoodbranch (2-5)colony of Geniculosporium dematiaceous anamorph is saprobic on dead, esp. buried under brushwood branch
branch (dead, fallen, characteristically reddish-brown) dead, fallen, characteristically reddish-brown branch is decayed by immersed, stromatic, in group of usually 3 to 8 perithecium Lopadostoma turgidum a valsoid pyrenomycete Xylariales: Xylariaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Lopadostoma turgidum/Lopadostoma turgiduma valsoid pyrenomyceteimmersed, stromatic, in group of usually 3 to 8perithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallen, characteristically reddish-brownbranch (11-4)immersed, stromatic, in group of usually 3 to 8 perithecium is saprobic on dead, fallen, characteristically reddish-brown branch
branch (dead, fallen, characteristically reddish-brown) dead, fallen, characteristically reddish-brown branch is decayed by Cytospora coelomycetous anamorph Lopadostoma turgidum a valsoid pyrenomycete Xylariales: Xylariaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Lopadostoma turgidum/Lopadostoma turgiduma valsoid pyrenomyceteCytospora coelomycetous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallen, characteristically reddish-brownbranch (11-4)Cytospora coelomycetous anamorph is saprobic on dead, fallen, characteristically reddish-brown branch
branch (dead, fallen, decayed) dead, fallen, decayed branch is decayed by fruitbody Minor Skeletocutis semipileata Hazel Bracket Polyporales: Polyporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Polyporaceae/Skeletocutis semipileata/Skeletocutis semipileatahazel bracketfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallen, decayedbranchMinor fruitbody is saprobic on dead, fallen, decayed branch
branch (dead, fallen) dead, fallen branch is decayed by extensively subiculate apothecium Minor Tapesia fusca a discomycete Helotiales: Dermateaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Dermateaceae/Tapesia fusca/Tapesia fuscaa discomyceteextensively subiculateapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallenbranchMinor (1-12)extensively subiculate apothecium is saprobic on dead, fallen branch
branch (dead, fallen) dead, fallen branch is decayed by stalked apothecium Hymenoscyphus imberbis a discomycete Helotiales: Helotiaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Helotiaceae/Hymenoscyphus imberbis/Hymenoscyphus imberbisa discomycetestalkedapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallenbranch (8-12)stalked apothecium is saprobic on dead, fallen branch
branch (dead) dead branch may contain larva Tetrops praeustus Plum Longhorn Beetle, Plum Beetle Coleoptera: Cerambycidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
Identification - Longhorn Beetles: Part 2, Duff, A. (Illust: Lewington, R.), 2007
 /Animalia/Arthropoda/Insecta/Coleoptera/Cerambycidae/Tetrops praeustus/Tetrops praeustusplum longhorn beetle, plum beetlelarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch larva feeds within dead branch
branch (dead) dead branch is decayed by immersed, in small groups, subiculate pseudothecium Otthia spiraeae an ascomycete Botryosphaeriales: Botryosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Botryosphaeriales/Botryosphaeriaceae/Otthia spiraeae/Otthia spiraeaean ascomyceteimmersed, in small groups, subiculatepseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (11-4)immersed, in small groups, subiculate pseudothecium is saprobic on dead branch
branch (dead) dead branch is decayed by Diplodia coelomycetous anamorph Otthia spiraeae an ascomycete Botryosphaeriales: Botryosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Botryosphaeriales/Botryosphaeriaceae/Otthia spiraeae/Otthia spiraeaean ascomyceteDiplodia coelomycetous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (11-4)Diplodia coelomycetous anamorph is saprobic on dead branch
branch (dead) dead branch is decayed by sessile apothecium Mollisia cinerea Common Grey Disco Helotiales: Dermateaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Dermateaceae/Mollisia cinerea/Mollisia cinereacommon grey discosessileapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (1-12)sessile apothecium is saprobic on dead branch
branch (dead) dead branch is decayed by sessile apothecium Mollisia ligni a discomycete Helotiales: Dermateaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Dermateaceae/Mollisia ligni/Mollisia lignia discomycetesessileapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (1-12)sessile apothecium is saprobic on dead branch
branch (dead) dead branch is decayed by solitary or in small group apothecium Patellariopsis atrovinosa a discomycete Helotiales: Dermateaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Dermateaceae/Patellariopsis atrovinosa/Patellariopsis atrovinosaa discomycetesolitary or in small groupapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (2-3)solitary or in small group apothecium is saprobic on dead branch
branch (dead) dead branch is decayed by erumpent, solitary or in small group apothecium Pezicula sepium a discomycete Helotiales: Dermateaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Dermateaceae/Pezicula sepium/Pezicula sepiuma discomyceteerumpent, solitary or in small groupapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (11-3)erumpent, solitary or in small group apothecium is saprobic on dead branch
branch (dead) dead branch is decayed by effuse colony of Pseudospiropes dematiaceous anamorph Strossmayeria basitricha a discomycete Helotiales: Helotiaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Helotiaceae/Strossmayeria basitricha/Strossmayeria basitrichaa discomyceteeffusecolonyPseudospiropes dematiaceous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch effuse colony of Pseudospiropes dematiaceous anamorph is saprobic on dead branch
branch (dead) dead branch is decayed by gregarious apothecium Minor Hyaloscypha hyalina a discomycete Helotiales: Hyaloscyphaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Hyaloscyphaceae/Hyaloscypha hyalina/Hyaloscypha hyalinaa discomycetegregariousapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsdeadbranchMinor (1-12)gregarious apothecium is saprobic on dead branch
branch (dead) dead branch is decayed by fasciculate apothecium Lachnum fasciculare a discomycete Helotiales: Lachnaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Lachnaceae/Lachnum fasciculare/Lachnum fascicularea discomycetefasciculateapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (4-9)fasciculate apothecium is saprobic on dead branch
branch (dead) dead branch is decayed by clustered, erumpent through cracks in bark apothecium Gnomonia alnea a valsoid pyenomycete Diaporthales: Gnomoniaceae Notes on British species of Tympanis (Leotiales) with T. prunicola new to Britain, Yao, Y.-J. & Spooner, B.M., 1996
 /Fungi/Ascomycota/Sordariomycetes/Diaporthales/Gnomoniaceae/Gnomonia alnea/Gnomonia alneaa valsoid pyenomyceteclustered, erumpent through cracks in barkapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (2-6)clustered, erumpent through cracks in bark apothecium is saprobic on dead branch
branch (dead) dead branch is decayed by superficial, gregarious perithecium Hilberina caudata a pyrenomycete Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Hilberina caudata/Hilberina caudataa pyrenomycetesuperficial, gregariousperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (7-8)superficial, gregarious perithecium is saprobic on dead branch
branch (dead) dead branch is decayed by erumpent stroma Minor Diatrypella favacea Birch Blackhead Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Diatrypella favacea/Diatrypella favaceabirch blackheaderumpentstroma Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsdeadbranchMinor (11-3)erumpent stroma is saprobic on dead branch
branch (dead) dead branch is decayed by immersed, clustered, stromatic perithecium Minor Diatrypella favacea Birch Blackhead Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Diatrypella favacea/Diatrypella favaceabirch blackheadimmersed, clustered, stromaticperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsdeadbranchMinor (11-3)immersed, clustered, stromatic perithecium is saprobic on dead branch
branch (dead) dead branch is decayed by effuse stroma Eutypa lata a stromatic pyrenomycete Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Eutypa lata/Eutypa lataa stromatic pyrenomyceteeffusestroma Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch effuse stroma is saprobic on dead branch
branch (dead) dead branch is decayed by stromatic, immersed perithecium Eutypa lata a stromatic pyrenomycete Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Eutypa lata/Eutypa lataa stromatic pyrenomycetestromatic, immersedperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch stromatic, immersed perithecium is saprobic on dead branch
branch (dead) dead branch is decayed by subcortical stroma Eutypella scoparia a stromatic pyrenomycete Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Eutypella scoparia/Eutypella scopariaa stromatic pyrenomycetesubcorticalstroma Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (1-4)subcortical stroma is saprobic on dead branch
branch (dead) dead branch is decayed by subcortical synnema of Harpographium anamorph synnemata Eutypella scoparia a stromatic pyrenomycete Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Eutypella scoparia/Eutypella scopariaa stromatic pyrenomycetesubcorticalsynnemaHarpographium anamorph synnemata Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (1-4)subcortical synnema of Harpographium anamorph synnemata is saprobic on dead branch
branch (dead) dead branch is decayed by subcortical, immersed, in clusters of 7-15, erumpent necked perithecium Eutypella scoparia a stromatic pyrenomycete Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Eutypella scoparia/Eutypella scopariaa stromatic pyrenomycetesubcortical, immersed, in clusters of 7-15, erumpent neckedperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch (1-4)subcortical, immersed, in clusters of 7-15, erumpent necked perithecium is saprobic on dead branch
branch (dead) dead branch is decayed by Nodulisporium anamorph Minor Annulohypoxylon multiforme Birch Woodwart Xylariales: Xylariaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Annulohypoxylon multiforme/Annulohypoxylon multiformebirch woodwartNodulisporium anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsdeadbranchMinor (10-4)Nodulisporium anamorph is saprobic on dead branch
branch (dead) dead branch is decayed by stroma UK/IrelandMinor Hypoxylon howeanum a stromatic pyrenomycete Xylariales: Xylariaceae Hypoxylon in Britain and Ireland. 2. Hypoxylon rubiginosum and its allies, Anderson, R., 2008
Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Hypoxylon howeanum/Hypoxylon howeanuma stromatic pyrenomycetestroma Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsdeadbranchMinor (1-4)stroma is saprobic on dead branch
branch (dead) dead branch is decayed by Geniculosporium anamorph UK/IrelandMinor Hypoxylon howeanum a stromatic pyrenomycete Xylariales: Xylariaceae Hypoxylon in Britain and Ireland. 2. Hypoxylon rubiginosum and its allies, Anderson, R., 2008
Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Hypoxylon howeanum/Hypoxylon howeanuma stromatic pyrenomyceteGeniculosporium anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsdeadbranchMinor (1-4)Geniculosporium anamorph is saprobic on dead branch
branch (dead) dead branch is decayed by superficial or erumpent stroma Nemania serpens a stromatic pyrenomycete Xylariales: Xylariaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Nemania serpens/Nemania serpensa stromatic pyrenomycetesuperficial or erumpentstroma Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch superficial or erumpent stroma is saprobic on dead branch
branch (dead) dead branch is decayed by effuse colony of Geniculosporium dematiaceous anamorph Nemania serpens a stromatic pyrenomycete Xylariales: Xylariaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Nemania serpens/Nemania serpensa stromatic pyrenomyceteeffusecolonyGeniculosporium dematiaceous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadbranch effuse colony of Geniculosporium dematiaceous anamorph is saprobic on dead branch
branch (fallen, dead, esp. covered by leaf mould) fallen, dead, esp. covered by leaf mould branch is decayed by perithecium Chaetosphaeria inaequalis a pyrenomycete Chaetosphaeriales: Chaetosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Chaetosphaeriales/Chaetosphaeriaceae/Chaetosphaeria inaequalis/Chaetosphaeria inaequalisa pyrenomyceteperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallen, dead, esp. covered by leaf mouldbranch (1-12)perithecium is saprobic on fallen, dead, esp. covered by leaf mould branch
branch (fallen, dead, esp. covered by leaf mould) fallen, dead, esp. covered by leaf mould branch is decayed by colony of Gonytrichum dematiaceous anamorph Chaetosphaeria inaequalis a pyrenomycete Chaetosphaeriales: Chaetosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Chaetosphaeriales/Chaetosphaeriaceae/Chaetosphaeria inaequalis/Chaetosphaeria inaequalisa pyrenomycetecolonyGonytrichum dematiaceous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallen, dead, esp. covered by leaf mouldbranch (1-12)colony of Gonytrichum dematiaceous anamorph is saprobic on fallen, dead, esp. covered by leaf mould branch
branch (fallen, dead) fallen, dead branch is decayed by effuse colony of Helminthosporium dematiaceous anamorph Helminthosporium velutinum a dematiaceous anamorphic fungus Pleosporales: Massarinaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Massarinaceae/Helminthosporium velutinum/Helminthosporium velutinuma dematiaceous anamorphic funguseffusecolonyHelminthosporium dematiaceous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallen, deadbranch effuse colony of Helminthosporium dematiaceous anamorph is saprobic on fallen, dead branch
branch (fallen, dead) fallen, dead branch is decayed by colony of Catenularia dematiaceous anamorph Chaetosphaeria myriocarpa a pyrenomycete Chaetosphaeriales: Chaetosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Chaetosphaeriales/Chaetosphaeriaceae/Chaetosphaeria myriocarpa/Chaetosphaeria myriocarpaa pyrenomycetecolonyCatenularia dematiaceous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallen, deadbranch (1-12)colony of Catenularia dematiaceous anamorph is saprobic on fallen, dead branch
branch (fallen, dead) fallen, dead branch is decayed by perithecium Chaetosphaeria myriocarpa a pyrenomycete Chaetosphaeriales: Chaetosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Chaetosphaeriales/Chaetosphaeriaceae/Chaetosphaeria myriocarpa/Chaetosphaeria myriocarpaa pyrenomyceteperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallen, deadbranch (1-12)perithecium is saprobic on fallen, dead branch
branch (fallen) fallen branch is decayed by apothecium Bisporella sulfurina Sulphur Disco Helotiales: Helotiaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Helotiaceae/Bisporella sulfurina/Bisporella sulfurinasulphur discoapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallenbranch (9-2)apothecium is saprobic on fallen branch
branch (moribund) moribund branch may contain larva Tetrops praeustus Plum Longhorn Beetle, Plum Beetle Coleoptera: Cerambycidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
Identification - Longhorn Beetles: Part 2, Duff, A. (Illust: Lewington, R.), 2007
 /Animalia/Arthropoda/Insecta/Coleoptera/Cerambycidae/Tetrops praeustus/Tetrops praeustusplum longhorn beetle, plum beetlelarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsmoribundbranch larva feeds within moribund branch
branch (rotten) rotten branch is decayed by often long-stalked apothecium Lachnum brevipilosum non sensu Lachnum brevipilum (Höhn.) Nannf., 1932 a discomycete Helotiales: Lachnaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Lachnaceae/Lachnum brevipilosum non sensu Lachnum brevipilum (Höhn.) Nannf., 1932/Lachnum brevipilosum non sensu Lachnum brevipilum (Höhn.) Nannf., 1932a discomyceteoften long-stalkedapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsrottenbranch (1-9)often long-stalked apothecium is saprobic on rotten branch
bud (live) live bud may contain caterpillar Zeuzera pyrina Leopard Moth Lepidoptera: Cossidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Lepidoptera/Cossidae/Zeuzera pyrina/Zeuzera pyrinaleopard mothcaterpillar Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornslivebud caterpillar feeds within live bud
cambium of dead twig (below) below cambium of dead twig is mined by larva UK/Ireland Magdalis barbicornis Pear Weevil Coleoptera: Curculionidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
True Weevils (Part I): Family Curculionidae, subfamilies Raymondionyminae to Smicronychinae, Morris, M.G., 2002
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Magdalis barbicornis/Magdalis barbicornispear weevillarva Foodplant / minerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsbelowcambium of dead twig larva mines below cambium of dead twig
cambium cambium may contain larva Scolytus mali Large Fruit Bark Beetle Coleoptera: Curculionidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Scolytus mali/Scolytus malilarge fruit bark beetlelarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornscambium larva feeds within cambium
flower flower may be infected and damaged by Erwinia amylovora Fireblight Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Erwinia amylovora/Erwinia amylovorafireblight Foodplant / pathogen /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsflower infects and damages flower
flower flower is visited for nectar and/or pollen by imago Anaglyptus mysticus Rufous-shouldered Longhorn Beetle, "Mysterious Wallpaper Beetle" Coleoptera: Cerambycidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
Identification - Longhorn Beetles: Part 2, Duff, A. (Illust: Lewington, R.), 2007
 /Animalia/Arthropoda/Insecta/Coleoptera/Cerambycidae/Anaglyptus mysticus/Anaglyptus mysticusrufous-shouldered longhorn beetle, "mysterious wallpaper beetle"imago Foodplant / visitor /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsflower (4-)imago visits for nectar and/or pollen flower
flower flower is visited for nectar and/or pollen by imago Major Grammoptera abdominalis Black Grammoptera Coleoptera: Cerambycidae Identification - Longhorn Beetles: Part 1, Duff, A. (Illust: Lewington, R.), 2006
 /Animalia/Arthropoda/Insecta/Coleoptera/Cerambycidae/Grammoptera abdominalis/Grammoptera abdominalisblack grammopteraimago Foodplant / visitor /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsflowerMajor (end 4-8)imago visits for nectar and/or pollen flower
flower flower is visited for nectar and/or pollen by Major Grammoptera ruficornis Common Grammoptera Coleoptera: Cerambycidae Identification - Longhorn Beetles: Part 1, Duff, A. (Illust: Lewington, R.), 2006
 /Animalia/Arthropoda/Insecta/Coleoptera/Cerambycidae/Grammoptera ruficornis/Grammoptera ruficorniscommon grammoptera Foodplant / visitor /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsflowerMajor (4-7)visits for nectar and/or pollen flower
flower flower is visited for nectar and/or pollen by imago Stictoleptura scutellata Large Black Longhorn Beetle Coleoptera: Cerambycidae Identification - Longhorn Beetles: Part 1, Duff, A. (Illust: Lewington, R.), 2006
 /Animalia/Arthropoda/Insecta/Coleoptera/Cerambycidae/Stictoleptura scutellata/Stictoleptura scutellatalarge black longhorn beetleimago Foodplant / visitor /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsflower (6-8)imago visits for nectar and/or pollen flower
flower flower is visited for nectar and/or pollen by imago Hoplocampa crataegi a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Hoplocampa crataegi/Hoplocampa crataegia sawflyimago Foodplant / visitor /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsflower imago visits for nectar and/or pollen flower
flower flower is visited for nectar and/or pollen by imago Hoplocampa pectoralis a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Hoplocampa pectoralis/Hoplocampa pectoralisa sawflyimago Foodplant / visitor /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsflower imago visits for nectar and/or pollen flower
flower (esp. shaded) esp. shaded flower is visited for nectar and/or pollen by imago Anoplodera sexguttata Six-spotted Longhorn Beetle, 6-spotted Longhorn Coleoptera: Cerambycidae Identification - Longhorn Beetles: Part 1, Duff, A. (Illust: Lewington, R.), 2006
 /Animalia/Arthropoda/Insecta/Coleoptera/Cerambycidae/Anoplodera sexguttata/Anoplodera sexguttatasix-spotted longhorn beetle, 6-spotted longhornimago Foodplant / visitor /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsesp. shadedflower (5-7)imago visits for nectar and/or pollen esp. shaded flower
flower (live, blotched) live, blotched flower may be infected and damaged by colony of anamorph Monilinia johnsonii Crataegus Blotch, Haw Goblet Helotiales: Sclerotiniaceae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Sclerotiniaceae/Monilinia johnsonii/Monilinia johnsoniiCrataegus blotch, haw gobletcolonyanamorph Foodplant / pathogen /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornslive, blotchedflower colony of anamorph infects and damages live, blotched flower
fruit fruit may contain larva Rhynchites bacchus a leafroller weevil Coleoptera: Rhynchitidae Orthocerous Weevils, Morris, M.G., 1990
 /Animalia/Arthropoda/Insecta/Coleoptera/Rhynchitidae/Rhynchites bacchus/Rhynchites bacchusa leafroller weevillarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfruit larva feeds within fruit
fruit fruit may contain larva Major Tatianaerhynchites aequatus Apple Fruit Rhynchites Coleoptera: Rhynchitidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
Orthocerous Weevils, Morris, M.G., 1990
 /Animalia/Arthropoda/Insecta/Coleoptera/Rhynchitidae/Tatianaerhynchites aequatus/Tatianaerhynchites aequatusapple fruit rhynchiteslarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsfruitMajor larva feeds within fruit
fruit (buried, fallen, over-wintered) buried, fallen, over-wintered fruit is decayed by erect, emergent from soil stroma UK/Ireland Xylaria oxyacanthae Haw Candlesnuff Xylariales: Xylariaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
Xylaria oxyacanthae Tul. et C. Tul., a new species for Poland, Kujawa, A. & Karasinski, D., 2007
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Xylaria oxyacanthae/Xylaria oxyacanthaehaw candlesnufferect, emergent from soilstroma Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsburied, fallen, over-winteredfruit erect, emergent from soil stroma is saprobic on buried, fallen, over-wintered fruit
fruit (dead) dead fruit is decayed by densely clustered, immersed then breaking through pycnidium of Sclerophoma coelomycetous anamorph UK/Ireland Sclerophoma mali a coelomycete British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935
 /Fungi/Ascomycota/Dothideomycetes/Sclerophoma mali/Sclerophoma malia coelomycetedensely clustered, immersed then breaking throughpycnidiumSclerophoma coelomycetous anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadfruit densely clustered, immersed then breaking through pycnidium of Sclerophoma coelomycetous anamorph is saprobic on dead fruit
fruit (developing, usually falls when larva matures) developing, usually falls when larva matures fruit may contain larva Restricted Hoplocampa crataegi a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Hoplocampa crataegi/Hoplocampa crataegia sawflylarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeveloping, usually falls when larva maturesfruitSole larva feeds within developing, usually falls when larva matures fruit
fruit (developing, usually falls when larva matures) developing, usually falls when larva matures fruit may contain larva Restricted Hoplocampa pectoralis a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Hoplocampa pectoralis/Hoplocampa pectoralisa sawflylarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeveloping, usually falls when larva maturesfruitSole larva feeds within developing, usually falls when larva matures fruit
fruit (fallen, over-wintered, stromatised) fallen, over-wintered, stromatised fruit is decayed by one to four, long-stalked apothecium UK/Ireland Monilinia johnsonii Crataegus Blotch, Haw Goblet Helotiales: Sclerotiniaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
A Mycologist’s Diary, Robinson, K., 2007
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Sclerotiniaceae/Monilinia johnsonii/Monilinia johnsoniiCrataegus blotch, haw gobletone to four, long-stalkedapothecium Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallen, over-wintered, stromatisedfruit (3-4)one to four, long-stalked apothecium is saprobic on fallen, over-wintered, stromatised fruit
haw haw has sap sucked by adult Major Acanthosoma haemorrhoidale Hawthorn Shieldbug Hemiptera: Acanthosomatidae Land and Water Bugs of the British Isles, Southwood, T.R.E. & Leston, D., 1959
 /Animalia/Arthropoda/Insecta/Hemiptera/Acanthosomatidae/Acanthosoma haemorrhoidale/Acanthosoma haemorrhoidalehawthorn shieldbugadult Foodplant / sap sucker /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornshawMajor (4-mid-7, 8-9 or later)adult sucks sap of haw
haw haw has sap sucked by nymph Major Acanthosoma haemorrhoidale Hawthorn Shieldbug Hemiptera: Acanthosomatidae Land and Water Bugs of the British Isles, Southwood, T.R.E. & Leston, D., 1959
 /Animalia/Arthropoda/Insecta/Hemiptera/Acanthosomatidae/Acanthosoma haemorrhoidale/Acanthosoma haemorrhoidalehawthorn shieldbugnymph Foodplant / sap sucker /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornshawMajor (early 6-late 9)nymph sucks sap of haw
haw (mummified) mummified haw may be infected and damaged by colony of anamorph Monilinia johnsonii Crataegus Blotch, Haw Goblet Helotiales: Sclerotiniaceae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Sclerotiniaceae/Monilinia johnsonii/Monilinia johnsoniiCrataegus blotch, haw gobletcolonyanamorph Foodplant / pathogen /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsmummifiedhaw (winter)colony of anamorph infects and damages mummified haw
leaf (midrib) leaf (midrib) may contain larva Neocoenorrhinus pauxillus a leafroller weevil Coleoptera: Rhynchitidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
Orthocerous Weevils, Morris, M.G., 1990
 /Animalia/Arthropoda/Insecta/Coleoptera/Rhynchitidae/Neocoenorrhinus pauxillus/Neocoenorrhinus pauxillusa leafroller weevillarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf (midrib) larva feeds within leaf (midrib)
leaf (petiole) leaf (petiole) may contain larva Neocoenorrhinus pauxillus a leafroller weevil Coleoptera: Rhynchitidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
Orthocerous Weevils, Morris, M.G., 1990
 /Animalia/Arthropoda/Insecta/Coleoptera/Rhynchitidae/Neocoenorrhinus pauxillus/Neocoenorrhinus pauxillusa leafroller weevillarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf (petiole) larva feeds within leaf (petiole)
leaf (upperside) leaf (upperside) is grazed by flattened larva Restricted Dineura stilata a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Dineura stilata/Dineura stilataa sawflyflattenedlarva Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf (upperside)Sole flattened larva grazes on leaf (upperside)
leaf margin (live) live leaf margin is galled by Taphrina crataegi a tongue fungus Taphrinales: Taphrinaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Taphrinomycetes/Taphrinales/Taphrinaceae/Taphrina crataegi/Taphrina crataegia tongue fungus Foodplant / gall /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf margin causes gall of live leaf margin
leaf of soft shoot (live) live leaf of soft shoot of hedge tree is parasitised by cleistothecium Podosphaera clandestina Hawthorn Mildew Erysiphales: Erysiphaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Podosphaera clandestina/Podosphaera clandestinahawthorn mildewcleistothecium Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf of soft shoothedge tree (10-11)cleistothecium parasitises live leaf of soft shoot of hedge tree
leaf-litter leaf-litter is decayed by immersed or erumpent perithecium Ophiognomonia alni-viridis a pyrenomycete Diaporthales: Gnomoniaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Diaporthales/Gnomoniaceae/Ophiognomonia alni-viridis/Ophiognomonia alni-viridisa pyrenomyceteimmersed or erumpentperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf-litter (1-6)immersed or erumpent perithecium is saprobic on leaf-litter
leaf? leaf? is grazed by adult Foreign Smaragdina affinis a leaf beetle Coleoptera: Chrysomelidae Atlas of the Seed and Leaf Beetles of Britain and Ireland, Cox, M.L., 2007
 /Animalia/Arthropoda/Insecta/Coleoptera/Chrysomelidae/Smaragdina affinis/Smaragdina affinisa leaf beetleadult Foodplant / open feederForeign /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf? (5-6)adult grazes on leaf?
leaf leaf is grazed by larva Lochmaea crataegi Hawthorn Leaf Beetle Coleoptera: Chrysomelidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Chrysomelidae/Lochmaea crataegi/Lochmaea crataegihawthorn leaf beetlelarva Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf larva grazes on leaf
leaf leaf is grazed by web-dwelling communal larva Neurotoma saltuum Social Pear Spinner Hymenoptera: Pamphiliidae Hymenoptera: 2. Symphyta. Section (a), Benson, R.B., 1951
 /Animalia/Arthropoda/Insecta/Hymenoptera/Pamphiliidae/Neurotoma saltuum/Neurotoma saltuumsocial pear spinnercommunallarva Foodplant / web feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf communal larva feeds from web on leaf
leaf leaf is rolled by larva Pamphilius sylvaticus Hedgerow Spinner Hymenoptera: Pamphiliidae Hymenoptera: 2. Symphyta. Section (a), Benson, R.B., 1951
 /Animalia/Arthropoda/Insecta/Hymenoptera/Pamphiliidae/Pamphilius sylvaticus/Pamphilius sylvaticushedgerow spinnerlarva Foodplant / roller /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf larva rolls leaf
leaf leaf is grazed by larva Arge ustulata Bronze Fusehorn Hymenoptera: Argidae Hymenoptera: 2. Symphyta. Section (a), Benson, R.B., 1951
 /Animalia/Arthropoda/Insecta/Hymenoptera/Argidae/Arge ustulata/Arge ustulatabronze fusehornlarva Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf larva grazes on leaf
leaf leaf is grazed by larva Restricted Trichiosoma tibiale Hawthorn Sawfly, Yellow-legged Hairy-clubhorn Hymenoptera: Cimbicidae Hymenoptera: 2. Symphyta. Section (a), Benson, R.B., 1951
 /Animalia/Arthropoda/Insecta/Hymenoptera/Cimbicidae/Trichiosoma tibiale/Trichiosoma tibialehawthorn sawfly, yellow-legged hairy-clubhornlarva Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsleafSole larva grazes on leaf
leaf leaf is grazed by epiphyllous larva Caliroa cerasi Pear and Cherry Slug Sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (b), Benson, R.B., 1952
Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Caliroa cerasi/Caliroa cerasipear and cherry slug sawflyepiphyllouslarva Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf (6-9)epiphyllous larva grazes on leaf
leaf leaf is grazed by larva Cladius compressicornis a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Cladius compressicornis/Cladius compressicornisa sawflylarva Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf larva grazes on leaf
leaf leaf is grazed by larva Restricted Cladius pilicornis a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Cladius pilicornis/Cladius pilicornisa sawflylarva Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsleafSole larva grazes on leaf
leaf leaf is grazed by social larva Nematus lucidus a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Nematus lucidus/Nematus lucidusa sawflysociallarva Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf social larva grazes on leaf
leaf leaf is grazed by larva Restricted Pristiphora armata a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Pristiphora armata/Pristiphora armataa sawflylarva Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsleafSole larva grazes on leaf
leaf leaf has sap sucked by adult Acanthosoma haemorrhoidale Hawthorn Shieldbug Hemiptera: Acanthosomatidae Land and Water Bugs of the British Isles, Southwood, T.R.E. & Leston, D., 1959
 /Animalia/Arthropoda/Insecta/Hemiptera/Acanthosomatidae/Acanthosoma haemorrhoidale/Acanthosoma haemorrhoidalehawthorn shieldbugadult Foodplant / sap sucker /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf (4-mid-7, 8-9 or later)adult sucks sap of leaf
leaf leaf has sap sucked by nymph Acanthosoma haemorrhoidale Hawthorn Shieldbug Hemiptera: Acanthosomatidae Land and Water Bugs of the British Isles, Southwood, T.R.E. & Leston, D., 1959
 /Animalia/Arthropoda/Insecta/Hemiptera/Acanthosomatidae/Acanthosoma haemorrhoidale/Acanthosoma haemorrhoidalehawthorn shieldbugnymph Foodplant / sap sucker /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsleaf (early 6-late 9)nymph sucks sap of leaf
leaf (brown, fallen, locally bleached) brown, fallen, locally bleached leaf is decayed by hysteroid apothecium Lophodermium foliicola a discomycete Rhytismatales: Rhytismataceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Rhytismatales/Rhytismataceae/Lophodermium foliicola/Lophodermium foliicolaa discomycetehysteroidapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsbrown, fallen, locally bleachedleaf (5)hysteroid apothecium is saprobic on brown, fallen, locally bleached leaf
leaf (dead, decayed) dead, decayed leaf of litter is decayed by fruitbody Leucoagaricus serenus a dapperling Agaricales: Agaricaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Agaricaceae/Leucoagaricus serenus/Leucoagaricus serenusa dapperlingfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decayedleaflitter fruitbody is saprobic on dead, decayed leaf of litter
leaf (dead, fallen) dead, fallen leaf is decayed by immersed pseudothecium Venturia crataegi an ascomycete Venturiales: Venturiaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Venturiales/Venturiaceae/Venturia crataegi/Venturia crataegian ascomyceteimmersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallenleaf (4-6)immersed pseudothecium is saprobic on dead, fallen leaf
leaf (dead) dead leaf is decayed by hypophyllous, immersed pseudothecium Mycosphaerella crataegi an ascomycete Capnodiales: Mycosphaerellaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Mycosphaerella crataegi/Mycosphaerella crataegian ascomycetehypophyllous, immersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadleaf (4)hypophyllous, immersed pseudothecium is saprobic on dead leaf
leaf (fallen, usually decayed) fallen, usually decayed leaf is decayed by fruitbody Minor Meottomyces dissimulans Winter Brownie Agaricales: Cortinariaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Cortinariaceae/Meottomyces dissimulans/Meottomyces dissimulanswinter browniefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallen, usually decayedleafMinor (11-early 3)fruitbody is saprobic on fallen, usually decayed leaf
leaf (live) live leaf is grazed by web-dwelling hypophyllous, colonial Panonychus ulmi Fruit Tree Red Spider Mite Trombidiformes: Tetranychidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Arachnida/Trombidiformes/Tetranychidae/Panonychus ulmi/Panonychus ulmifruit tree red spider mitehypophyllous, colonial Foodplant / web feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf (4-)hypophyllous, colonial feeds from web on live leaf
leaf (live) live leaf is galled by Eriophyes goniothorax a gall mite Trombidiformes: Eriophyidae Provisional Keys to British Plant Galls, Stubbs, F.B. (Editor), 1986
 /Animalia/Arthropoda/Arachnida/Trombidiformes/Eriophyidae/Eriophyes goniothorax/Eriophyes goniothoraxa gall mite Foodplant / gall /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf causes gall of live leaf
leaf (live) live leaf is galled by Eriophyes goniothorax ssp typicus Hawthorn Leaf-roll Gall-mite Trombidiformes: Eriophyidae Provisional Keys to British Plant Galls, Stubbs, F.B. (Editor), 1986
 /Animalia/Arthropoda/Arachnida/Trombidiformes/Eriophyidae/Eriophyes goniothorax subsp. typicus/Eriophyes goniothorax subsp. typicushawthorn leaf-roll gall-mite Foodplant / gall /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf causes gall of live leaf
leaf (live) live leaf is galled by Eriophyes pyri ssp crataegi a gall mite Trombidiformes: Eriophyidae Provisional Keys to British Plant Galls, Stubbs, F.B. (Editor), 1986
 /Animalia/Arthropoda/Arachnida/Trombidiformes/Eriophyidae/Eriophyes pyri subsp. crataegi/Eriophyes pyri subsp. crataegia gall mite Foodplant / gall /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf causes gall of live leaf
leaf (live) live leaf is grazed by caterpillar Minor Abraxas grossulariata Magpie Moth Lepidoptera: Geometridae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Lepidoptera/Geometridae/Abraxas grossulariata/Abraxas grossulariatamagpie mothcaterpillar Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsliveleafMinor (4-6)caterpillar grazes on live leaf
leaf (live) live leaf is grazed by colonial, tented caterpillar Euproctis chrysorrhoea Brown-tail Lepidoptera: Erebidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Lepidoptera/Erebidae/Euproctis chrysorrhoea/Euproctis chrysorrhoeabrown-tailcolonial, tentedcaterpillar Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf (8-7)colonial, tented caterpillar grazes on live leaf
leaf (live) live leaf is grazed by caterpillar Euproctis similis Yellow-tail Lepidoptera: Erebidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Lepidoptera/Erebidae/Euproctis similis/Euproctis similisyellow-tailcaterpillar Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf caterpillar grazes on live leaf
leaf (live) live leaf is grazed by caterpillar Orgyia antiqua Vapourer Lepidoptera: Erebidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Lepidoptera/Erebidae/Orgyia antiqua/Orgyia antiquavapourercaterpillar Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf (-7/8)caterpillar grazes on live leaf
leaf (live) live leaf is grazed by caterpillar Acronicta psi Grey Dagger Lepidoptera: Noctuidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Lepidoptera/Noctuidae/Acronicta psi/Acronicta psigrey daggercaterpillar Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf caterpillar grazes on live leaf
leaf (live) live leaf is mined by caterpillar Lyonetia clerkella Apple Leaf Miner Lepidoptera: Lyonetiidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Lepidoptera/Lyonetiidae/Lyonetia clerkella/Lyonetia clerkellaapple leaf minercaterpillar Foodplant / miner /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf caterpillar mines live leaf
leaf (live) live leaf is grazed by web-dwelling communal caterpillar Scythropia crataegella Hawthorn Moth, Hawthorn Webber Moth Lepidoptera: Yponomeutidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Lepidoptera/Yponomeutidae/Scythropia crataegella/Scythropia crataegellahawthorn moth, hawthorn webber mothcommunalcaterpillar Foodplant / web feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf (5-)communal caterpillar feeds from web on live leaf
leaf (live) live leaf is grazed by web-dwelling communal caterpillar Malacosoma neustria The Lackey Lepidoptera: Lasiocampidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Lepidoptera/Lasiocampidae/Malacosoma neustria/Malacosoma neustriathe lackeycommunalcaterpillar Foodplant / web feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf communal caterpillar feeds from web on live leaf
leaf (live) live leaf is spotted by Cercospora dematiaceous anamorph UK/Ireland Cercospora crataegi Hawthorn Leaf-spot Capnodiales: Mycosphaerellaceae Fungi of the South East England, Dennis, R.W.G., 1995
 /Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Cercospora crataegi/Cercospora crataegihawthorn leaf-spotCercospora dematiaceous anamorph Foodplant / spot causerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf Cercospora dematiaceous anamorph causes spots on live leaf
leaf (live) live leaf is spotted by pycnidium of Septoria coelomycetous anamorph Foreign Septoria crataegi (A Coelomycetous Leaf-spot Fungus) Capnodiales: Mycosphaerellaceae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Septoria crataegi/Septoria crataegi(a coelomycetous leaf-spot fungus)pycnidiumSeptoria coelomycetous anamorph Foodplant / spot causerForeign /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf pycnidium of Septoria coelomycetous anamorph causes spots on live leaf
leaf (live) live leaf is spotted by hypophyllous, aggregated, smoky brown acervulus of Phloeospora coelomycetous anamorph UK/Ireland Phloeospora oxyacanthae Crataegus Leaf Spot Capnodiales: Mycosphaerellaceae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935
 /Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Phloeospora oxyacanthae/Phloeospora oxyacanthaeCrataegus leaf spothypophyllous, aggregated, smoky brownacervulusPhloeospora coelomycetous anamorph Foodplant / spot causerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf hypophyllous, aggregated, smoky brown acervulus of Phloeospora coelomycetous anamorph causes spots on live leaf
leaf (live) live leaf of seedling is parasitised by cleistothecium Podosphaera clandestina Hawthorn Mildew Erysiphales: Erysiphaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Podosphaera clandestina/Podosphaera clandestinahawthorn mildewcleistothecium Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleafseedling (10-11)cleistothecium parasitises live leaf of seedling
leaf (live) live leaf is spotted by epiphyllous, subcuticular acervulus of Entomosporium coelomycetous anamorph Major Diplocarpon mespili Quince Leaf Blight Helotiales: Dermateaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Dermateaceae/Diplocarpon mespili/Diplocarpon mespiliquince leaf blightepiphyllous, subcuticularacervulusEntomosporium coelomycetous anamorph Foodplant / spot causer /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsliveleafMajor epiphyllous, subcuticular acervulus of Entomosporium coelomycetous anamorph causes spots on live leaf
leaf (live) live leaf is spotted by effuse colony of Monilia dematiaceous anamorph UK/Ireland Monilinia johnsonii Crataegus Blotch, Haw Goblet Helotiales: Sclerotiniaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Sclerotiniaceae/Monilinia johnsonii/Monilinia johnsoniiCrataegus blotch, haw gobleteffusecolonyMonilia dematiaceous anamorph Foodplant / spot causerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveleaf (5-6)effuse colony of Monilia dematiaceous anamorph causes spots on live leaf
leaf (live) live leaf is galled by mostly hypophyllous aecium ForeignQuestionable Gymnosporangium asiaticum Japanese Pear Rust Pucciniales: Pucciniaceae Gymnosporangium asiaticum Miyabe ex Yamada, Laundon, G., 1977
 /Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Gymnosporangium asiaticum/Gymnosporangium asiaticumJapanese pear rustmostly hypophyllousaecium Foodplant / gallForeign /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns?liveleaf mostly hypophyllous aecium causes gall of live leaf
leaf (live) live leaf is parasitised by epiphyllous pycnium ForeignQuestionable Gymnosporangium asiaticum Japanese Pear Rust Pucciniales: Pucciniaceae Gymnosporangium asiaticum Miyabe ex Yamada, Laundon, G., 1977
 /Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Gymnosporangium asiaticum/Gymnosporangium asiaticumJapanese pear rustepiphyllouspycnium Foodplant / parasiteForeign /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns?liveleaf epiphyllous pycnium parasitises live leaf
leaf (yellow, then brown, then drop) yellow, then brown, then drop leaf may be infected and damaged by Erwinia amylovora Fireblight Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Erwinia amylovora/Erwinia amylovorafireblight Foodplant / pathogen /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsyellow, then brown, then dropleaf infects and damages yellow, then brown, then drop leaf
ovary ovary may house ovum Restricted Hoplocampa crataegi a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Hoplocampa crataegi/Hoplocampa crataegia sawflyovum Plant / resting place / within /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsovarySole ovum may be found in ovary
ovary ovary may house ovum Restricted Hoplocampa pectoralis a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Hoplocampa pectoralis/Hoplocampa pectoralisa sawflyovum Plant / resting place / within /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsovarySole ovum may be found in ovary
petal (live) live petal is foodplant of adult Byturus tomentosus Raspberry Beetle Coleoptera: Byturidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Coleoptera/Byturidae/Byturus tomentosus/Byturus tomentosusraspberry beetleadult Foodplant / feeds on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornslivepetal (4-5)adult feeds on live petal
pollen (live) live pollen is foodplant of adult Byturus tomentosus Raspberry Beetle Coleoptera: Byturidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Coleoptera/Byturidae/Byturus tomentosus/Byturus tomentosusraspberry beetleadult Foodplant / feeds on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornslivepollen (4-5)adult feeds on live pollen
root (dead, buried, decayed) dead, buried, decayed root is decayed by fruitbody Minor Parasola conopilea Conical Brittlestem Agaricales: Psathyrellaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Psathyrellaceae/Parasola conopilea/Parasola conopileaconical brittlestemfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, buried, decayedrootMinor fruitbody is saprobic on dead, buried, decayed root
shoot tip (live) live shoot tip is galled by larva Dasineura crataegi Hawthorn Button Top Midge Diptera: Cecidomyiidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
Provisional Keys to British Plant Galls, Stubbs, F.B. (Editor), 1986
 /Animalia/Arthropoda/Insecta/Diptera/Cecidomyiidae/Dasineura crataegi/Dasineura crataegihawthorn button top midgelarva Foodplant / gall /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsliveshoot tip larva causes gall of live shoot tip
shoot (decaying) decaying shoot may contain larva Major Involvulus icosandriae Apple Twig Cutter, Twig Cutting Weevil, Twig-cutting Weevil Coleoptera: Rhynchitidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
Orthocerous Weevils, Morris, M.G., 1990
 /Animalia/Arthropoda/Insecta/Coleoptera/Rhynchitidae/Involvulus icosandriae/Involvulus icosandriaeapple twig cutter, twig cutting weevil, twig-cutting weevillarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsdecayingshootMajor larva feeds within decaying shoot
soil soil of bush is decayed by fruitbody UK/Ireland Echinoderma boertmannii a dapperling Agaricales: Agaricaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Agaricaceae/Echinoderma boertmannii/Echinoderma boertmanniia dapperlingfruitbody Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornssoilbush fruitbody is saprobic on soil of bush
stamen (live) live stamen is foodplant of adult Byturus tomentosus Raspberry Beetle Coleoptera: Byturidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Animalia/Arthropoda/Insecta/Coleoptera/Byturidae/Byturus tomentosus/Byturus tomentosusraspberry beetleadult Foodplant / feeds on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornslivestamen (4-5)adult feeds on live stamen
stem (esp. base) stem (esp. base) is galled by Rhizobium radiobacter Crown Gall - causative organism Rhizobiales: Rhizobiaceae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Proteobacteria/Alphaproteobacteria/Rhizobiales/Rhizobiaceae/Rhizobium radiobacter/Rhizobium radiobactercrown gall (causative organism) Foodplant / gall /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsstem (esp. base) causes gall of stem (esp. base)
stem (live) live stem has sap sucked by UK/IrelandMajor Pulvinaria vitis Woolly Vine Scale Insect, Woolly Currant Scale Insect Hemiptera: Coccidae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
Changes in status and distribution of Hydrangea Scale, Pulvinaria hydrangeae (Hemiptera: Coccomorpha: Coccidae) in Britain, Salisbury, A. & Malumphy, C., 2017
 /Animalia/Arthropoda/Insecta/Hemiptera/Coccidae/Pulvinaria vitis/Pulvinaria vitiswoolly vine scale insect, woolly currant scale insect Foodplant / sap suckerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornslivestemMajor (5-6)sucks sap of live stem
stick (dead, fallen, decayed) dead, fallen, decayed stick is decayed by fruitbody Minor Skeletocutis semipileata Hazel Bracket Polyporales: Polyporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Polyporaceae/Skeletocutis semipileata/Skeletocutis semipileatahazel bracketfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallen, decayedstickMinor fruitbody is saprobic on dead, fallen, decayed stick
stick (dead, still attached to fallen tree) dead, still attached to fallen tree stick is decayed by fruitbody Minor Lentinus brumalis Winter Polypore Polyporales: Polyporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Polyporaceae/Lentinus brumalis/Lentinus brumaliswinter polyporefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, still attached to fallen treestickMinor (early winter-early spring)fruitbody is saprobic on dead, still attached to fallen tree stick
stump (large) (dead, decayed, hollow) dead, decayed, hollow stump (large) is decayed by fruitbody Minor Ossicaulis lignatilis Mealy Oyster Agaricales: Lyophyllaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Lyophyllaceae/Ossicaulis lignatilis/Ossicaulis lignatilismealy oysterfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decayed, hollowstump (large)Minor fruitbody is saprobic on dead, decayed, hollow stump (large)
stump (large) (dead) dead stump (large) is decayed by fruitbody Meripilus giganteus Giant Polypore Polyporales: Meripilaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Meripilaceae/Meripilus giganteus/Meripilus giganteusgiant polyporefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadstump (large) fruitbody is saprobic on dead stump (large)
stump (large) (decayed, dead) decayed, dead stump (large) is decayed by caespitose fruitbody Minor Kuehneromyces mutabilis Sheathed Woodtuft, Velvet Tough-shank Agaricales: Strophariaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Strophariaceae/Kuehneromyces mutabilis/Kuehneromyces mutabilissheathed woodtuft, velvet tough-shankcaespitosefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdecayed, deadstump (large)Minor caespitose fruitbody is saprobic on decayed, dead stump (large)
stump (fresh) fresh stump may be infected and damaged by mycelium UK/IrelandRare Heterobasidion annosum Root Rot, Root Fomes, White Pocket Rot - causative organism Russulales: Bondarzewiaceae Unusual hosts for some common British fungi, Reid, D.A., 1978
 /Fungi/Basidiomycota/Agaricomycetes/Russulales/Bondarzewiaceae/Heterobasidion annosum/Heterobasidion annosumroot rot, root fomes, white pocket rot (causative organism)mycelium Foodplant / pathogenUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsfreshstumpRare mycelium infects and damages fresh stump
trunk (base) trunk (base) may be infected and damaged by fruitbody Meripilus giganteus Giant Polypore Polyporales: Meripilaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Meripilaceae/Meripilus giganteus/Meripilus giganteusgiant polyporefruitbody Foodplant / pathogen /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornstrunk (base) fruitbody infects and damages trunk (base)
trunk (esp. base) (live) live trunk (esp. base) is parasitised by fruitbody UK/Ireland Fuscoporia torulosa Tufted Bracket Hymenochaetales: Hymenochaetaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Hymenochaetales/Hymenochaetaceae/Fuscoporia torulosa/Fuscoporia torulosatufted bracketfruitbody Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornslivetrunk (esp. base) fruitbody parasitises live trunk (esp. base)
trunk (large) (dead, decayed, fallen) dead, decayed, fallen trunk (large) is decayed by fruitbody Minor Ossicaulis lignatilis Mealy Oyster Agaricales: Lyophyllaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Lyophyllaceae/Ossicaulis lignatilis/Ossicaulis lignatilismealy oysterfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decayed, fallentrunk (large)Minor fruitbody is saprobic on dead, decayed, fallen trunk (large)
trunk (large) (dead, fallen, very decayed) dead, fallen, very decayed trunk (large) is decayed by fruitbody Minor Polyporus badius Bay Polypore Polyporales: Polyporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Polyporaceae/Polyporus badius/Polyporus badiusbay polyporefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallen, very decayedtrunk (large)Minor fruitbody is saprobic on dead, fallen, very decayed trunk (large)
trunk (large) (dead) dead trunk (large) is decayed by fruitbody Meripilus giganteus Giant Polypore Polyporales: Meripilaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Meripilaceae/Meripilus giganteus/Meripilus giganteusgiant polyporefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtrunk (large) fruitbody is saprobic on dead trunk (large)
trunk (large) (decayed, dead, fallen) decayed, dead, fallen trunk (large) is decayed by caespitose fruitbody Kuehneromyces mutabilis Sheathed Woodtuft, Velvet Tough-shank Agaricales: Strophariaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Strophariaceae/Kuehneromyces mutabilis/Kuehneromyces mutabilissheathed woodtuft, velvet tough-shankcaespitosefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdecayed, dead, fallentrunk (large) caespitose fruitbody is saprobic on decayed, dead, fallen trunk (large)
trunk trunk may be infected and damaged by basidiome Chondrostereum purpureum Silverleaf Fungus, Silver Leaf Disease Agaricales: Cyphellaceae Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Cyphellaceae/Chondrostereum purpureum/Chondrostereum purpureumsilverleaf fungus, silver leaf diseasebasidiome Foodplant / pathogen /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornstrunk basidiome infects and damages trunk
trunk (large, decayed, fallen) large, decayed, fallen trunk is decayed by basidiome Minor Ceriporia purpurea a basidiomycete fungus Polyporales: Phanerochaetaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Phanerochaetaceae/Ceriporia purpurea/Ceriporia purpureaa basidiomycete fungusbasidiome Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornslarge, decayed, fallentrunkMinor basidiome is saprobic on large, decayed, fallen trunk
trunk (live) live trunk is parasitised by fruitbody Rare Phylloporia ribis a bracket fungus Hymenochaetales: Hymenochaetaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Hymenochaetales/Hymenochaetaceae/Phylloporia ribis/Phylloporia ribisa bracket fungusfruitbody Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornslivetrunkRare fruitbody parasitises live trunk
twig (cambium) twig (cambium) may contain larva Phytobia carbonaria a leaf-mining fly Diptera: Agromyzidae Diptera: Agromyzidae, Spencer, K.A., 1972
 /Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Phytobia carbonaria/Phytobia carbonariaa leaf-mining flylarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornstwig (cambium) larva feeds within twig (cambium)
twig? (dead) dead twig? may contain UK/Ireland Acalles misellus a weevil Coleoptera: Curculionidae True Weevils (Part I): Family Curculionidae, subfamilies Raymondionyminae to Smicronychinae, Morris, M.G., 2002
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Acalles misellus/Acalles misellusa weevil Foodplant / internal feederUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtwig? feeds within dead twig?
twig twig is decayed by immersed, grouped in circles perithecium Cytospora populina a valsoid pyrenomycete Diaporthales: Valsaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Diaporthales/Valsaceae/Cytospora populina/Cytospora populinaa valsoid pyrenomyceteimmersed, grouped in circlesperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornstwig (10-5)immersed, grouped in circles perithecium is saprobic on twig
twig twig is decayed by subgregarious to densely scattered, covered then erumpent, blackish grey with paler roundish flat disc stroma of Cytospora coelomycetous anamorph Cytospora populina a valsoid pyrenomycete Diaporthales: Valsaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Diaporthales/Valsaceae/Cytospora populina/Cytospora populinaa valsoid pyrenomycetesubgregarious to densely scattered, covered then erumpent, blackish grey with paler roundish flat discstromaCytospora coelomycetous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornstwig (10-5)subgregarious to densely scattered, covered then erumpent, blackish grey with paler roundish flat disc stroma of Cytospora coelomycetous anamorph is saprobic on twig
twig (dead, fallen) dead, fallen twig is decayed by stalked apothecium Hymenoscyphus imberbis a discomycete Helotiales: Helotiaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Helotiaceae/Hymenoscyphus imberbis/Hymenoscyphus imberbisa discomycetestalkedapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallentwig (8-12)stalked apothecium is saprobic on dead, fallen twig
twig (dead, still attached to fallen tree) dead, still attached to fallen tree twig is decayed by fruitbody Minor Lentinus brumalis Winter Polypore Polyporales: Polyporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Polyporaceae/Lentinus brumalis/Lentinus brumaliswinter polyporefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, still attached to fallen treetwigMinor (early winter-early spring)fruitbody is saprobic on dead, still attached to fallen tree twig
twig (dead) dead twig is foodplant of larva UK/Ireland Magdalis ruficornis a weevil Coleoptera: Curculionidae True Weevils (Part I): Family Curculionidae, subfamilies Raymondionyminae to Smicronychinae, Morris, M.G., 2002
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Magdalis ruficornis/Magdalis ruficornisa weevillarva Foodplant / feeds onUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtwig larva feeds on dead twig
twig (dead) dead twig is decayed by immersed, in small groups, subiculate pseudothecium Otthia spiraeae an ascomycete Botryosphaeriales: Botryosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Botryosphaeriales/Botryosphaeriaceae/Otthia spiraeae/Otthia spiraeaean ascomyceteimmersed, in small groups, subiculatepseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtwig (11-4)immersed, in small groups, subiculate pseudothecium is saprobic on dead twig
twig (dead) dead twig is decayed by Diplodia coelomycetous anamorph Otthia spiraeae an ascomycete Botryosphaeriales: Botryosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Botryosphaeriales/Botryosphaeriaceae/Otthia spiraeae/Otthia spiraeaean ascomyceteDiplodia coelomycetous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtwig (11-4)Diplodia coelomycetous anamorph is saprobic on dead twig
twig (dead) dead twig is decayed by immersed pseudothecium Mycosphaerella slaptonensis an ascomycete Capnodiales: Mycosphaerellaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Mycosphaerella slaptonensis/Mycosphaerella slaptonensisan ascomyceteimmersedpseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtwig immersed pseudothecium is saprobic on dead twig
twig (dead) dead twig is decayed by immersed, solitary or in small group pseudothecium Karstenula shepherdiae an ascomycete Pleosporales: Montagnulaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Montagnulaceae/Karstenula shepherdiae/Karstenula shepherdiaean ascomyceteimmersed, solitary or in small grouppseudothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtwig (5)immersed, solitary or in small group pseudothecium is saprobic on dead twig
twig (dead) dead twig is decayed by pycnidium of Coniothyrium coelomycetous anamorph Karstenula shepherdiae an ascomycete Pleosporales: Montagnulaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Montagnulaceae/Karstenula shepherdiae/Karstenula shepherdiaean ascomycetepycnidiumConiothyrium coelomycetous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtwig (5)pycnidium of Coniothyrium coelomycetous anamorph is saprobic on dead twig
twig (dead) dead twig is decayed by erumpent stroma Diaporthe crataegi a stromatic pyrenomycete Diaporthales: Diaporthaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Diaporthales/Diaporthaceae/Diaporthe crataegi/Diaporthe crataegia stromatic pyrenomyceteerumpentstroma Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtwig (12-3)erumpent stroma is saprobic on dead twig
twig (dead) dead twig is decayed by immersed, stromatial perithecium Diaporthe crataegi a stromatic pyrenomycete Diaporthales: Diaporthaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Diaporthales/Diaporthaceae/Diaporthe crataegi/Diaporthe crataegia stromatic pyrenomyceteimmersed, stromatialperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtwig (12-3)immersed, stromatial perithecium is saprobic on dead twig
twig (dead) dead twig is decayed by effuse stroma Eutypa lata a stromatic pyrenomycete Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Eutypa lata/Eutypa lataa stromatic pyrenomyceteeffusestroma Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtwig effuse stroma is saprobic on dead twig
twig (dead) dead twig is decayed by stromatic, immersed perithecium Eutypa lata a stromatic pyrenomycete Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Eutypa lata/Eutypa lataa stromatic pyrenomycetestromatic, immersedperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadtwig stromatic, immersed perithecium is saprobic on dead twig
twig (fallen, dead) fallen, dead twig is decayed by effuse colony of Helminthosporium dematiaceous anamorph Helminthosporium velutinum a dematiaceous anamorphic fungus Pleosporales: Massarinaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Dothideomycetes/Pleosporales/Massarinaceae/Helminthosporium velutinum/Helminthosporium velutinuma dematiaceous anamorphic funguseffusecolonyHelminthosporium dematiaceous anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallen, deadtwig effuse colony of Helminthosporium dematiaceous anamorph is saprobic on fallen, dead twig
twig (fallen, usually decayed) fallen, usually decayed twig is decayed by fruitbody Minor Meottomyces dissimulans Winter Brownie Agaricales: Cortinariaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Cortinariaceae/Meottomyces dissimulans/Meottomyces dissimulanswinter browniefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallen, usually decayedtwigMinor (11-early 3)fruitbody is saprobic on fallen, usually decayed twig
twig (fallen) fallen twig is decayed by apothecium Bisporella sulfurina Sulphur Disco Helotiales: Helotiaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Helotiaceae/Bisporella sulfurina/Bisporella sulfurinasulphur discoapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallentwig (9-2)apothecium is saprobic on fallen twig
twig (fallen) fallen twig is decayed by loose, cotton colony of Costantinella anamorph Costantinella micheneri an anamorphic fungus Pezizales: Morchellaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Pezizomycetes/Pezizales/Morchellaceae/Costantinella micheneri/Costantinella michenerian anamorphic fungusloose, cottoncolonyCostantinella anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallentwig loose, cotton colony of Costantinella anamorph is saprobic on fallen twig
wood wood of mature tree may contain larva Agrilus sinuatus Hawthorn Jewel Beetle Coleoptera: Buprestidae Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992
 /Animalia/Arthropoda/Insecta/Coleoptera/Buprestidae/Agrilus sinuatus/Agrilus sinuatushawthorn jewel beetlelarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornswoodmature tree larva feeds within wood of mature tree
wood wood is decayed by immersed perithecium Diaporthe rudis a pyrenomycete Diaporthales: Diaporthaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Diaporthales/Diaporthaceae/Diaporthe rudis/Diaporthe rudisa pyrenomyceteimmersedperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornswood immersed perithecium is saprobic on wood
wood (dead or rotten) dead or rotten wood is foodplant of Melicius gracilis a weevil Coleoptera: Curculionidae True Weevils (Part I): Family Curculionidae, subfamilies Raymondionyminae to Smicronychinae, Morris, M.G., 2002
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Melicius gracilis/Melicius gracilisa weevil Foodplant / feeds on /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead or rottenwood feeds on dead or rotten wood
wood (dead, attached) dead, attached wood is decayed by fruitbody Hymenochaete cinnamomea a resupinate fungus Hymenochaetales: Hymenochaetaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Hymenochaetales/Hymenochaetaceae/Hymenochaete cinnamomea/Hymenochaete cinnamomeaa resupinate fungusfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, attachedwood fruitbody is saprobic on dead, attached wood
wood (dead, decayed, fallen) dead, decayed, fallen wood is decayed by fruitbody Minor Ossicaulis lignatilis Mealy Oyster Agaricales: Lyophyllaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Lyophyllaceae/Ossicaulis lignatilis/Ossicaulis lignatilismealy oysterfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decayed, fallenwoodMinor fruitbody is saprobic on dead, decayed, fallen wood
wood (dead, decayed, often part buried) dead, decayed, often part buried wood is decayed by fruitbody Minor Pluteus thomsonii Veined Shield Agaricales: Pluteaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Pluteaceae/Pluteus thomsonii/Pluteus thomsoniiveined shieldfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decayed, often part buriedwoodMinor fruitbody is saprobic on dead, decayed, often part buried wood
wood (dead, decayed) dead, decayed wood is decayed by fruitbody Minor Parasola conopilea Conical Brittlestem Agaricales: Psathyrellaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Psathyrellaceae/Parasola conopilea/Parasola conopileaconical brittlestemfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decayedwoodMinor fruitbody is saprobic on dead, decayed wood
wood (dead, decayed) dead, decayed wood is decayed by fruitbody UK/Ireland Psathyrella sylvestris sensu Konrad & Maublanc (1948) & sensu Moser (1955) a brittlestem Agaricales: Psathyrellaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Agaricales/Psathyrellaceae/Psathyrella sylvestris sensu Konrad & Maublanc (1948) & sensu Moser (1955)/Psathyrella sylvestris sensu Konrad & Maublanc (1948) & sensu Moser (1955)a brittlestemfruitbody Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decayedwood fruitbody is saprobic on dead, decayed wood
wood (dead, decayed) dead, decayed wood is decayed by fruitbody Xylodon crustosus a resupinate fungus Hymenochaetales: Schizoporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Hymenochaetales/Schizoporaceae/Xylodon crustosus/Xylodon crustosusa resupinate fungusfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decayedwood fruitbody is saprobic on dead, decayed wood
wood (dead, decayed) dead, decayed wood is decayed by fruitbody Rare Postia balsamea a bracket fungus Polyporales: Fomitopsidaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Fomitopsidaceae/Postia balsamea/Postia balsameaa bracket fungusfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decayedwoodRare fruitbody is saprobic on dead, decayed wood
wood (dead, decayed) dead, decayed wood is decayed by fruitbody Rare Postia stiptica Bitter Bracket Polyporales: Fomitopsidaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Fomitopsidaceae/Postia stiptica/Postia stipticabitter bracketfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decayedwoodRare fruitbody is saprobic on dead, decayed wood
wood (dead, decaying) dead, decaying wood is decayed by fruitbody Minor Polyporus badius Bay Polypore Polyporales: Polyporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Polyporaceae/Polyporus badius/Polyporus badiusbay polyporefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, decayingwoodMinor fruitbody is saprobic on dead, decaying wood
wood (dead, fallen, decayed) dead, fallen, decayed wood is decayed by fruitbody Minor Postia tephroleuca Greying Bracket, Greyling Bracket Polyporales: Fomitopsidaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Fomitopsidaceae/Postia tephroleuca/Postia tephroleucagreying bracket, greyling bracketfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallen, decayedwoodMinor fruitbody is saprobic on dead, fallen, decayed wood
wood (dead, fallen, decayed) dead, fallen, decayed wood is decayed by fruitbody Postia wakefieldiae a bracket fungus Polyporales: Fomitopsidaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Fomitopsidaceae/Postia wakefieldiae/Postia wakefieldiaea bracket fungusfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallen, decayedwood fruitbody is saprobic on dead, fallen, decayed wood
wood (dead, fallen, decayed) dead, fallen, decayed wood is decayed by Minor Helicogloea lagerheimii a pucciniomycete Atractiellales: Phleogenaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Pucciniomycetes/Atractiellales/Phleogenaceae/Helicogloea lagerheimii/Helicogloea lagerheimiia pucciniomycete Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallen, decayedwoodMinor is saprobic on dead, fallen, decayed wood
wood (dead, fallen) dead, fallen wood is decayed by fruitbody Hymenochaete cinnamomea a resupinate fungus Hymenochaetales: Hymenochaetaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Hymenochaetales/Hymenochaetaceae/Hymenochaete cinnamomea/Hymenochaete cinnamomeaa resupinate fungusfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, fallenwood fruitbody is saprobic on dead, fallen wood
wood (dead, white-rotten) dead, white-rotten wood is decayed by fruitbody Rare Trametes betulina Birch Mazegill Polyporales: Polyporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
Attempts at active protection of Inonotus obliquus by inoculating birches with its mycelium, Pietka, J. & Grzywacz, A., 2006
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Polyporaceae/Trametes betulina/Trametes betulinabirch mazegillfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdead, white-rottenwoodRare fruitbody is saprobic on dead, white-rotten wood
wood (dead) dead wood is foodplant of UK/Ireland Rhopalomesites tardii Holly Weevil Coleoptera: Curculionidae True Weevils (Part I): Family Curculionidae, subfamilies Raymondionyminae to Smicronychinae, Morris, M.G., 2002
 /Animalia/Arthropoda/Insecta/Coleoptera/Curculionidae/Rhopalomesites tardii/Rhopalomesites tardiiholly weevil Foodplant / feeds onUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadwood feeds on dead wood
wood (dead) dead wood is decayed by Camarosporium coelomycetous anamorph UK/Ireland Camarosporium crataegi a coelomycete Botryosphaeriales Fungi of the South East England, Dennis, R.W.G., 1995
 /Fungi/Ascomycota/Dothideomycetes/Botryosphaeriales/Camarosporium crataegi/Camarosporium crataegia coelomyceteCamarosporium coelomycetous anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadwood Camarosporium coelomycetous anamorph is saprobic on dead wood
wood (dead) dead wood is decayed by sessile apothecium Mollisia cinerea Common Grey Disco Helotiales: Dermateaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Dermateaceae/Mollisia cinerea/Mollisia cinereacommon grey discosessileapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadwood (1-12)sessile apothecium is saprobic on dead wood
wood (dead) dead wood is decayed by effuse colony of Pseudospiropes dematiaceous anamorph UK/Ireland Pseudospiropes subuliferus a dematiaceous anamorphic fungus Fungi of the South East England, Dennis, R.W.G., 1995
Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Pseudospiropes subuliferus/Pseudospiropes subuliferusa dematiaceous anamorphic funguseffusecolonyPseudospiropes dematiaceous anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadwood effuse colony of Pseudospiropes dematiaceous anamorph is saprobic on dead wood
wood (dead) dead wood is decayed by narrowly stalked apothecium Orbilia cyathea a glasscup Orbiliales: Orbiliaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Orbiliomycetes/Orbiliales/Orbiliaceae/Orbilia cyathea/Orbilia cyatheaa glasscupnarrowly stalkedapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadwood (8-10)narrowly stalked apothecium is saprobic on dead wood
wood (dead) dead wood is decayed by stroma Eutypa flavovirens a stromatic pyrenomycete Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Eutypa flavovirens/Eutypa flavovirensa stromatic pyrenomycetestroma Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadwood (1-12)stroma is saprobic on dead wood
wood (dead) dead wood is decayed by stromatic, immersed perithecium Eutypa flavovirens a stromatic pyrenomycete Xylariales: Diatrypaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Xylariales/Diatrypaceae/Eutypa flavovirens/Eutypa flavovirensa stromatic pyrenomycetestromatic, immersedperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadwood (1-12)stromatic, immersed perithecium is saprobic on dead wood
wood (dead) dead wood is decayed by fruitbody Questionable Hymenochaete rubiginosa Oak Curtain Crust Hymenochaetales: Hymenochaetaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Hymenochaetales/Hymenochaetaceae/Hymenochaete rubiginosa/Hymenochaete rubiginosaoak curtain crustfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthorns?deadwood fruitbody is saprobic on dead wood
wood (dead) dead wood is decayed by fruitbody Oxyporus populinus Poplar Bracket Hymenochaetales: Schizoporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Hymenochaetales/Schizoporaceae/Oxyporus populinus/Oxyporus populinuspoplar bracketfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsdeadwood fruitbody is saprobic on dead wood
wood (dead) dead wood is decayed by fruitbody Minor Lentinus brumalis Winter Polypore Polyporales: Polyporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Polyporaceae/Lentinus brumalis/Lentinus brumaliswinter polyporefruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsdeadwoodMinor (early winter-early spring)fruitbody is saprobic on dead wood
wood (dead) dead wood is decayed by fruitbody Minor Trametes hirsuta Hairy Bracket Polyporales: Polyporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Polyporaceae/Trametes hirsuta/Trametes hirsutahairy bracketfruitbody Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsdeadwoodMinor fruitbody is saprobic on dead wood
wood (decayed) decayed wood is decayed by fruitbody UK/IrelandMajor Botryobasidium pruinatum a resupinate fungus Cantharellales: Botryobasidiaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Cantharellales/Botryobasidiaceae/Botryobasidium pruinatum/Botryobasidium pruinatuma resupinate fungusfruitbody Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsdecayedwoodMajor fruitbody is saprobic on decayed wood
wood (decayed) decayed wood is decayed by basidiome Minor Ceriporia viridans a basidiomycete fungus Polyporales: Phanerochaetaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Phanerochaetaceae/Ceriporia viridans/Ceriporia viridansa basidiomycete fungusbasidiome Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/CrataegushawthornsdecayedwoodMinor basidiome is saprobic on decayed wood
wood (fallen, decayed) fallen, decayed wood is decayed by fruitbody UK/IrelandMinor Byssomerulius corium Netted Crust Polyporales: Phanerochaetaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Polyporales/Phanerochaetaceae/Byssomerulius corium/Byssomerulius coriumnetted crustfruitbody Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsfallen, decayedwoodMinor fruitbody is saprobic on fallen, decayed wood
wood (live) live wood is parasitised by fruitbody Oxyporus populinus Poplar Bracket Hymenochaetales: Schizoporaceae Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
 /Fungi/Basidiomycota/Agaricomycetes/Hymenochaetales/Schizoporaceae/Oxyporus populinus/Oxyporus populinuspoplar bracketfruitbody Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornslivewood fruitbody parasitises live wood
wood (old) old wood is decayed by superficial perithecium Lasiosphaeris hirsuta a pyrenomycete Sordariales: Lasiosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Sordariales/Lasiosphaeriaceae/Lasiosphaeris hirsuta/Lasiosphaeris hirsutaa pyrenomycetesuperficialperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsoldwood (9-4)superficial perithecium is saprobic on old wood
wood (rotting) rotting wood is decayed by superficial, closely packed in large clusters perithecium Ruzenia spermoides a pyrenomycete Sordariales: Lasiosphaeriaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Sordariomycetes/Sordariales/Lasiosphaeriaceae/Ruzenia spermoides/Ruzenia spermoidesa pyrenomycetesuperficial, closely packed in large clustersperithecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsrottingwood (11-4)superficial, closely packed in large clusters perithecium is saprobic on rotting wood
wood (usually decorticate) usually decorticate wood is decayed by short-stalked apothecium Neodasyscypha cerina a discomycete Helotiales: Hyaloscyphaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Leotiomycetes/Helotiales/Hyaloscyphaceae/Neodasyscypha cerina/Neodasyscypha cerinaa discomyceteshort-stalkedapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornsusually decorticatewood (3-9)short-stalked apothecium is saprobic on usually decorticate wood
wood (wet) wet wood is decayed by apothecium Orbilia sarraziniana a glasscup Orbiliales: Orbiliaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Orbiliomycetes/Orbiliales/Orbiliaceae/Orbilia sarraziniana/Orbilia sarrazinianaa glasscupapothecium Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornswetwood (5-11)apothecium is saprobic on wet wood
woody debris woody debris is decayed by loose, cotton colony of Costantinella anamorph Costantinella micheneri an anamorphic fungus Pezizales: Morchellaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
 /Fungi/Ascomycota/Pezizomycetes/Pezizales/Morchellaceae/Costantinella micheneri/Costantinella michenerian anamorphic fungusloose, cottoncolonyCostantinella anamorph Foodplant / saprobe /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Crataegus/Crataegushawthornswoody debris loose, cotton colony of Costantinella anamorph is saprobic on woody debris

Author & YearTitleSource
Anderson, R., 2008Hypoxylon in Britain and Ireland. 2. Hypoxylon rubiginosum and its alliesField Mycology Vol 9 (2): 41-48.
Benson, R.B., 1951Hymenoptera: 2. Symphyta. Section (a)Handbooks for the Identification of British Insects , Vol VI, Part 2(a), 49pp, The Royal Entomological Society of London
Benson, R.B., 1952Hymenoptera: 2. Symphyta. Section (b)Handbooks for the Identification of British Insects , Vol VI, Part 2(b), 137pp, The Royal Entomological Society of London
Benson, R.B., 1958Hymenoptera: 2. Symphyta. Section (c)Handbooks for the Identification of British Insects , Vol VI, Part 2(c), 252pp, The Royal Entomological Society of London
Briggs, J., 1995Mistletoe - distribution, biology and the National SurveyBritish Wildlife Vol 7 No 2: 75-82.
Buczacki, S. & Harris, K., 1998Pests, Diseases & Disorders of Garden PlantsCollins Photoguide, 2nd edition edition, Collins
Bullock, J.A., 1992Host Plants of British Beetles: A List of Recorded Associations11a, 24pp, Amateur Entomologists’ Society
Cox, M.L., 2007Atlas of the Seed and Leaf Beetles of Britain and Ireland336pp, Pisces Publications
Dennis, R.W.G., 1995Fungi of the South East England383pp, Royal Botanic Gardens, Kew
Duff, A. (Illust: Lewington, R.), 2006Identification - Longhorn Beetles: Part 1British Wildlife Vol 18, No 6: 406-414.
Duff, A. (Illust: Lewington, R.), 2007Identification - Longhorn Beetles: Part 2British Wildlife Vol 19, No 1: 35-43.
Ellis, M.B. & J.P., 1997Microfungi on Land Plants: An Identification Handbook2nd (New Enlarged) edition, 868pp, The Richmond Publishing Co. Ltd
Grove, W.B., 1935British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidiaVol I, 488pp, Cambridge University Press
Kujawa, A. & Karasinski, D., 2007Xylaria oxyacanthae Tul. et C. Tul., a new species for PolandActa Mycologica Vol 42 (1): 75-78 + 2 plates.
Laundon, G., 1977Gymnosporangium asiaticum Miyabe ex YamadaI.M.I. Descriptions of Pathogenic Fungi and Bacteria CMI Descriptions of Pathenogenic Fungi and Bacteria Sheet 541: 1.
Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005Checklist of the British and Irish Basidiomycota517pp, Royal Botanic Gardens, Kew
Morris, M.G., 1990Orthocerous WeevilsHandbooks for the Identification of British Insects, Vol 5 Part 16, 108pp, The Royal Entomological Society of London
Morris, M.G., 1997Broad-Nosed Weevils (Entiminae)Handbooks for the Identification of British Insects, Vol 5, Part 17a, 106pp, The Royal Entomological Society of London
Morris, M.G., 2002True Weevils (Part I): Family Curculionidae, subfamilies Raymondionyminae to SmicronychinaeHandbooks for the Identification of British Insects, Vol 5, Part 17b, 149pp, The Royal Entomological Society of London
Nau, B.S., 1984Notes on the Recording and Identification of PsallusHet News 4.
Pietka, J. & Grzywacz, A., 2006Attempts at active protection of Inonotus obliquus by inoculating birches with its myceliumActa Mycologica Vol 41 (2): 305-312.
Redfern, M. & Shirley, P., 2002British Plant Galls - Identification of galls on plants and fungiAIDGAP Keys, 325pp, Field Studies Council
Reid, D.A., 1977On the exceptional abundance of Verpa conica with notes on unusual occurrence of other fungiBull. Br. mycol. Soc. Vol 11 (2): 131-136.
Reid, D.A., 1978Unusual hosts for some common British fungiBull. Br. mycol. Soc. Vol 12 (2): 87-89.
Robinson, K., 2007A Mycologist’s DiaryField Mycology Vol 8 (4): 134-138.
Salisbury, A. & Malumphy, C., 2017Changes in status and distribution of Hydrangea Scale, Pulvinaria hydrangeae (Hemiptera: Coccomorpha: Coccidae) in BritainBr. J. Ent. Nat. Hist. Vol 30: 145-153.
Smith, K.G.V., 1969Diptera: ConopidaeHandbooks for the Identification of British Insects , Vol X. Part 3(a), 19pp, The Royal Entomological Society of London
Southwood, T.R.E. & Leston, D., 1959Land and Water Bugs of the British IslesWayside & Woodland Series, 1959 edition, 436pp, Frederick Warne & Co. Ltd.
Spencer, K.A., 1972Diptera: AgromyzidaeHandbooks for the Identification of British Insects , Vol X. Part 5(g), 136pp, The Royal Entomological Society of London
Stace, C., 1997New Flora of the British Isles (Ed 2)Second edition edition, 1130pp, Cambridge University Press
Stubbs, F.B. (Editor), 1986Provisional Keys to British Plant Galls95pp, British Plant Gall Society (BPGS)
Whalley, A.J.S. & Watling, R., 1980Daldinia concentrica versus Daldinia vernicosaTBMS Vol 74 (2): 399-406.
Yao, Y.-J. & Spooner, B.M., 1996Notes on British species of Tympanis (Leotiales) with T. prunicola new to BritainKew Bulletin Vol 51 (1): 187-191.

Crataegus (hawthorns) may also be included in 'fed on by' relations listed under the following higher taxa:

Subtaxon Rank Featured
subtaxa		 No of
interactions		 No of
references
Crataegus laevigata
Midland Hawthorn
Species 21 trophisms
Crataegus monogyna
Hawthorn
Species 70 trophisms
Taxonomic hierarchy:
GenusCrataegus (hawthorns)
FamilyROSACEAE (roses and fruit trees)
OrderROSALES (roses, elms, nettles, hops, buckthorns and figs)
SubclassEU-DICOTS (dicotyledonous flowering plants)
ClassMAGNOLIOPSIDA (flowering plants)
PhylumTRACHEOPHYTA (vascular plants)
KingdomPLANTAE (plants)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
NBNNBN (data.nbn.org.uk) has a distribution map for Crataegus (hawthorns)

Identification Works

Handling & MagnificationAuthorYearTitleSource

Alien Species

Wurzell, B. 1992 Foreign Crataegus in Britain: a thorny problem. BSBI News 61: Front, 42-45.

Native Species

Anon. Crataegus Yeo, P.F. Acaena, taxa with spherical heads, Plant Crib 2012

Crataegus (hawthorns) may also be included in identification literature listed under the following higher taxa:

Literature listed under the following higher taxa may be relevant to Crataegus (hawthorns):

BioImagesBioImages (www.bioimages.org.uk) has 67 images of Crataegus (hawthorns)
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