Onopordum acanthium L.
(Cotton Thistle)

Interactions where Onopordum acanthium 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 Foreign Golovinomyces depressus Burdock Mildew Erysiphales: Erysiphaceae An Introduction to British Powdery Mildews, Ing, B., 1990
 /Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Golovinomyces depressus/Golovinomyces depressusburdock mildew Foodplant / parasiteForeign /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Onopordum acanthium/Onopordum acanthiumcotton thistlelive parasitises live
capitulum capitulum may contain larva Foreign Chaetostomella cylindrica a gall fly Diptera: Tephritidae Tephritid Flies (Diptera: Tephritidae), White, I.M., 1988
 /Animalia/Arthropoda/Insecta/Diptera/Tephritidae/Chaetostomella cylindrica/Chaetostomella cylindricaa gall flylarva Foodplant / internal feederForeign /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Onopordum acanthium/Onopordum acanthiumcotton thistlecapitulum larva feeds within capitulum
leaf (live) live leaf is spotted by amphigenous colony of Ramularia hyphomycetous anamorph UK/Ireland Ramularia cynarae emend U. Braun an anamorphic fungus Capnodiales: Mycosphaerellaceae Monograph of Cercosporella, Ramularia and Allied Genera - Vol II, Braun, U., 1998
 /Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Ramularia cynarae emend U. Braun/Ramularia cynarae emend U. Braunan anamorphic fungusamphigenouscolonyRamularia hyphomycetous anamorph Foodplant / spot causerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Onopordum acanthium/Onopordum acanthiumcotton thistleliveleaf amphigenous colony of Ramularia hyphomycetous anamorph causes spots on live leaf

Author & YearTitleSource
Braun, U., 1998Monograph of Cercosporella, Ramularia and Allied Genera - Vol IIPhytopathogenic Hyphomycetes, 2, 493pp, IHW-Verlag
Ing, B., 1990An Introduction to British Powdery MildewsMycologist Vol 4 (1) et seq.
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

Onopordum acanthium (Cotton Thistle) may also be included in 'fed on by' relations listed under the following higher taxa:

Taxonomic hierarchy:
SpeciesOnopordum acanthium (Cotton Thistle)
GenusOnopordum (a genus of flowering plants)
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 Onopordum acanthium (Cotton Thistle)

Onopordum acanthium (Cotton Thistle) may be included in identification literature listed under the following higher taxa:

Literature listed under the following higher taxa may be relevant to Onopordum acanthium (Cotton Thistle):

BioImagesBioImages (www.bioimages.org.uk) has 14 images of Onopordum acanthium (Cotton Thistle)
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