Senecio squalidus L.
(Oxford Ragwort)

Interactions where Senecio squalidus 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
(live) live is parasitised by UK/Ireland Podosphaera fusca a powdery mildew Erysiphales: Erysiphaceae An Introduction to British Powdery Mildews, Ing, B., 1990
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Podosphaera fusca/Podosphaera fuscaa powdery mildew Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortlive parasitises live
(live) live is parasitised by subepidermal telium Coleosporium tussilaginis a rust fungus Pucciniales: Coleosporiaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Coleosporiaceae/Coleosporium tussilaginis/Coleosporium tussilaginisa rust fungussubepidermaltelium Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortlive subepidermal telium parasitises live
(live) live is parasitised by uredium Coleosporium tussilaginis a rust fungus Pucciniales: Coleosporiaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Coleosporiaceae/Coleosporium tussilaginis/Coleosporium tussilaginisa rust fungusuredium Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortlive uredium parasitises live
capitulum capitulum may contain larva ForeignQuestionable Sphenella marginata Ragwort Fly Diptera: Tephritidae Tephritid Flies (Diptera: Tephritidae), White, I.M., 1988
/Animalia/Arthropoda/Insecta/Diptera/Tephritidae/Sphenella marginata/Sphenella marginataragwort flylarva Foodplant / internal feederForeign /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwort?capitulum larva feeds within capitulum
capitulum capitulum may contain larva UK/IrelandMajor Trupanea stellata Star-winged Ragwort Fly Diptera: Tephritidae Tephritid Flies (Diptera: Tephritidae), White, I.M., 1988
/Animalia/Arthropoda/Insecta/Diptera/Tephritidae/Trupanea stellata/Trupanea stellatastar-winged ragwort flylarva Foodplant / internal feederUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortcapitulumMajor larva feeds within capitulum
leaf leaf is mined by larva UK/Ireland Trypeta zoe Hemp Agrimony Leafminer Diptera: Tephritidae Tephritid Flies (Diptera: Tephritidae), White, I.M., 1988
/Animalia/Arthropoda/Insecta/Diptera/Tephritidae/Trypeta zoe/Trypeta zoehemp agrimony leafminerlarva Foodplant / minerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortleaf larva mines leaf
leaf (live, locally slightly yellowed) live, locally slightly yellowed leaf may be infected and damaged by hypophyllous sorus Major Pustula obtusata s. str. a white rust Albuginales: Albuginaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
/Chromista/Oomycota/Peronosporea/Albuginales/Albuginaceae/Pustula obtusata s. str./Pustula obtusata s. str.a white rusthypophylloussorus Foodplant / pathogen /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortlive, locally slightly yellowedleafMajor hypophyllous sorus infects and damages live, locally slightly yellowed leaf
leaf (live) live leaf is spotted by amphigenous colony of Ramularia hyphomycetous anamorph Foreign Ramularia filaris var filaris an anamorphic fungus Capnodiales: Mycosphaerellaceae Monograph of Cercosporella, Ramularia and Allied Genera - Vol II, Braun, U., 1998
/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Ramularia filaris var. filaris/Ramularia filaris var. filarisan anamorphic fungusamphigenouscolonyRamularia hyphomycetous anamorph Foodplant / spot causerForeign /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortliveleaf amphigenous colony of Ramularia hyphomycetous anamorph causes spots on live leaf
leaf (live) live leaf is spotted by immersed pycnidium of Ascochyta coelomycetous anamorph Ascochyta senecionicola a coelomycete Pleosporales Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Ascochyta senecionicola/Ascochyta senecionicolaa coelomyceteimmersedpycnidiumAscochyta coelomycetous anamorph Foodplant / spot causer /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortliveleaf immersed pycnidium of Ascochyta coelomycetous anamorph causes spots on live leaf
leaf (live) live leaf is parasitised by grouped cluster-cup of aecium UK/IrelandMajor Puccinia lagenophorae Cineraria Rust, Daisy Rust Pucciniales: Pucciniaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
The new groundsel rust in Britain and its relationship to certain Australasian rusts, Wilson, I.M., Walshaw, D.F. & Walker, J., 1965
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Puccinia lagenophorae/Puccinia lagenophoraecineraria rust, daisy rustgroupedcluster-cupaecium Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortliveleafMajor grouped cluster-cup of aecium parasitises live leaf
leaf (live) live leaf is parasitised by telium UK/IrelandMajor Puccinia lagenophorae Cineraria Rust, Daisy Rust Pucciniales: Pucciniaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
The new groundsel rust in Britain and its relationship to certain Australasian rusts, Wilson, I.M., Walshaw, D.F. & Walker, J., 1965
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Puccinia lagenophorae/Puccinia lagenophoraecineraria rust, daisy rusttelium Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortliveleafMajor telium parasitises live leaf
stem (live) live stem is parasitised by telium UK/IrelandMajor Puccinia lagenophorae Cineraria Rust, Daisy Rust Pucciniales: Pucciniaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
The new groundsel rust in Britain and its relationship to certain Australasian rusts, Wilson, I.M., Walshaw, D.F. & Walker, J., 1965
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Puccinia lagenophorae/Puccinia lagenophoraecineraria rust, daisy rusttelium Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortlivestemMajor telium parasitises live stem
stem (live) live stem is parasitised by grouped cluster-cup of aecium UK/IrelandMajor Puccinia lagenophorae Cineraria Rust, Daisy Rust Pucciniales: Pucciniaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
The new groundsel rust in Britain and its relationship to certain Australasian rusts, Wilson, I.M., Walshaw, D.F. & Walker, J., 1965
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Puccinia lagenophorae/Puccinia lagenophoraecineraria rust, daisy rustgroupedcluster-cupaecium Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio squalidus/Senecio squalidusOxford ragwortlivestemMajor grouped cluster-cup of aecium parasitises live stem

Author & YearTitleSource
Braun, U., 1998Monograph of Cercosporella, Ramularia and Allied Genera - Vol IIPhytopathogenic Hyphomycetes, 2, 493pp, IHW-Verlag
Ellis, M.B. & J.P., 1997Microfungi on Land Plants: An Identification Handbook2nd (New Enlarged) edition, 868pp, The Richmond Publishing Co. Ltd
Ing, B., 1990An Introduction to British Powdery MildewsMycologist Vol 4 (1) et seq.
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
White, I.M., 1988Tephritid Flies (Diptera: Tephritidae)Handbooks for the Identification of British Insects , Vol 10. Part 5a, 134pp, The Royal Entomological Society of London
Wilson, I.M., Walshaw, D.F. & Walker, J., 1965The new groundsel rust in Britain and its relationship to certain Australasian rustsTBMS Vol 48 (4): 501-511.

Senecio squalidus (Oxford Ragwort) may also be included in 'fed on by' relations listed under the following higher taxa:

Taxonomic hierarchy:
SpeciesSenecio squalidus (Oxford Ragwort)
GenusSenecio (groundsels, ragwort)
TribeSenecioneae (a tribe of composites)
SubfamilyASTEROIDEAE (“daisies”)
FamilyASTERACEAE (daisies, dandelions and thistles, composite)
OrderASTERALES (daisies, dandelions, thistles and bell flowers)
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 Senecio squalidus (Oxford Ragwort)

Identification Works

Handling & MagnificationAuthorYearTitleSource
Braithwaite, M.E., Ellis, B. & Preston, C.D. 2006 Change in the British Flora 1987-2004 British Wildlife Vol 17 (6): 381-390.

Senecio squalidus (Oxford Ragwort) may also be included in identification literature listed under the following higher taxa:

Literature listed under the following higher taxa may be relevant to Senecio squalidus (Oxford Ragwort):

BioImagesBioImages (www.bioimages.org.uk) has 3 images of Senecio squalidus (Oxford Ragwort)
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