Sempervivum arachnoideum L.
(Cobweb House-leek)

Interactions where Sempervivum arachnoideum 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
(limp, patchiliy greyish or brownish green) limp, patchiliy greyish or brownish green leaf (outer) is mined by larva UK/Ireland Cheilosia caerulescens Sempervivum Leaf-miner Diptera: Syrphidae Sempervivum leaf miner, RHS
/Animalia/Arthropoda/Insecta/Diptera/Syrphidae/Cheilosia caerulescens/Cheilosia caerulescensSempervivum leaf-minerlarva Foodplant / minerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Saxifragales/Crassulaceae/Sempervivum arachnoideum/Sempervivum arachnoideumcobweb house-leeklimp, patchiliy greyish or brownish greenleaf (outer) (5-6,8-9)larva mines limp, patchiliy greyish or brownish green leaf (outer)
(live) live is parasitised by pycnium Endophyllum sempervivi House-leek Rust, Sempervivum Rust Pucciniales: Pucciniaceae British Parasitic Fungi, Moore, W.C., 1959
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Endophyllum sempervivi/Endophyllum sempervivihouse-leek rust, Sempervivum rustpycnium Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Saxifragales/Crassulaceae/Sempervivum arachnoideum/Sempervivum arachnoideumcobweb house-leeklive pycnium parasitises live
leaf (live) live leaf is parasitised by aecioid, amphigenous telium Endophyllum sempervivi House-leek Rust, Sempervivum Rust Pucciniales: Pucciniaceae British Parasitic Fungi, Moore, W.C., 1959
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Endophyllum sempervivi/Endophyllum sempervivihouse-leek rust, Sempervivum rustaecioid, amphigenoustelium Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Saxifragales/Crassulaceae/Sempervivum arachnoideum/Sempervivum arachnoideumcobweb house-leekliveleaf aecioid, amphigenous telium parasitises live leaf

Author & YearTitleSource
RHSSempervivum leaf minerapps.rhs.org.uk/advicesearch/Profile.aspx?pid=523
Moore, W.C., 1959British Parasitic Fungi430pp, Cambridge University Press

Sempervivum arachnoideum (Cobweb House-leek) may also be included in 'fed on by' relations listed under the following higher taxa:

Taxonomic hierarchy:
SpeciesSempervivum arachnoideum (Cobweb House-leek)
GenusSempervivum (house-leeks)
FamilyCRASSULACEAE (stonecrops)
OrderSAXIFRAGALES (saxifrages, stonecrops, peonies, currants and gooseberries)
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 Sempervivum arachnoideum (Cobweb House-leek)

Sempervivum arachnoideum (Cobweb House-leek) may be included in identification literature listed under the following higher taxa:

Literature listed under the following higher taxa may be relevant to Sempervivum arachnoideum (Cobweb House-leek):

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