Hypochaeris radicata L.
(Cat’s Ear, Cat’s-ear)

Interactions where Hypochaeris radicata 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 sporangium UK/IrelandRare Bremia lactucae s. lat. Lettuce Downy Mildew Peronosporales: Peronosporaceae A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles, Preece, T.F., 2002
/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Bremia lactucae s. lat./Bremia lactucae s. lat.lettuce downy mildewsporangium Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earliveRare sporangium parasitises live
(live) live is parasitised by Foreign Golovinomyces cichoracearum a powdery mildew Erysiphales: Erysiphaceae An Introduction to British Powdery Mildews, Ing, B., 1990
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Golovinomyces cichoracearum/Golovinomyces cichoracearuma powdery mildew Foodplant / parasiteForeign /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earlive parasitises live
(live) live is parasitised by pycnium Major Puccinia hieracii var hypochaeridis a rust fungus 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
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Puccinia hieracii var. hypochaeridis/Puccinia hieracii var. hypochaeridisa rust funguspycnium Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earliveMajor pycnium parasitises live
(live) live is parasitised by uredinoid aecium Major Puccinia hieracii var hypochaeridis a rust fungus 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
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Puccinia hieracii var. hypochaeridis/Puccinia hieracii var. hypochaeridisa rust fungusuredinoidaecium Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earliveMajor uredinoid aecium parasitises live
capitulum capitulum may contain larva ForeignQuestionable Campiglossa producta a gall fly Diptera: Tephritidae Tephritid Flies (Diptera: Tephritidae), White, I.M., 1988
/Animalia/Arthropoda/Insecta/Diptera/Tephritidae/Campiglossa producta/Campiglossa productaa gall flylarva Foodplant / internal feederForeign /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-ear?capitulum larva feeds within capitulum
capitulum capitulum may contain larva UK/Ireland Ensina sonchi Sow-thistle Fly Diptera: Tephritidae Tephritid Flies (Diptera: Tephritidae), White, I.M., 1988
/Animalia/Arthropoda/Insecta/Diptera/Tephritidae/Ensina sonchi/Ensina sonchisow-thistle flylarva Foodplant / internal feederUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earcapitulum larva feeds within capitulum
capitulum capitulum may contain larva UK/Ireland Tephritis vespertina a gall fly Diptera: Tephritidae Tephritid Flies (Diptera: Tephritidae), White, I.M., 1988
/Animalia/Arthropoda/Insecta/Diptera/Tephritidae/Tephritis vespertina/Tephritis vespertinaa gall flylarva Foodplant / internal feederUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earcapitulum larva feeds within capitulum
leaf (midrib) leaf (midrib) may contain larva Restricted Phytomyza cecidonomia a leaf-mining fly Diptera: Agromyzidae Diptera: Agromyzidae, Spencer, K.A., 1972
/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Phytomyza cecidonomia/Phytomyza cecidonomiaa leaf-mining flylarva Foodplant / internal feeder /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earleaf (midrib)Sole larva feeds within leaf (midrib)
leaf (live) live leaf is spotted by amphigenous colony of Ramularia hyphomycetous anamorph UK/Ireland Mycosphaerella hieracii an ascomycete Capnodiales: Mycosphaerellaceae Monograph of Cercosporella, Ramularia and Allied Genera - Vol II, Braun, U., 1998
Fungi of the South East England, Dennis, R.W.G., 1995
/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Mycosphaerella hieracii/Mycosphaerella hieraciian ascomyceteamphigenouscolonyRamularia hyphomycetous anamorph Foodplant / spot causerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earliveleaf amphigenous colony of Ramularia hyphomycetous anamorph causes spots on live leaf
leaf (live) live leaf is parasitised by amphigenous uredium Major Puccinia hieracii var hypochaeridis a rust fungus 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
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Puccinia hieracii var. hypochaeridis/Puccinia hieracii var. hypochaeridisa rust fungusamphigenousuredium Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earliveleafMajor amphigenous uredium parasitises live leaf
peduncle (dead, locally bleached) dead, locally bleached peduncle is decayed by crowded, covered pycnidium of Phomopsis coelomycetous anamorph UK/Ireland Phomopsis albicans a coelomycete Diaporthales: Diaporthaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935
/Fungi/Ascomycota/Sordariomycetes/Diaporthales/Diaporthaceae/Phomopsis albicans/Phomopsis albicansa coelomycetecrowded, coveredpycnidiumPhomopsis coelomycetous anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-eardead, locally bleachedpeduncle (9-3)crowded, covered pycnidium of Phomopsis coelomycetous anamorph is saprobic on dead, locally bleached peduncle
root root is parasitised by underground tuber Major Orobanche minor var compositarum a common broomrape Lamiales: Orobanchaceae Flora of the British Isles, Clapham, A.R., Tutin, T.G. & Moore, D.M., 1985
/Plantae/Tracheophyta/Magnoliopsida/Lamiales/Orobanchaceae/Orobanche minor var. compositarum/Orobanche minor var. compositaruma common broomrapeundergroundtuber Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earrootMajor underground tuber parasitises root
stem (mainly) (live) live stem (mainly) is parasitised by telium Major Puccinia hieracii var hypochaeridis a rust fungus 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
/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Pucciniaceae/Puccinia hieracii var. hypochaeridis/Puccinia hieracii var. hypochaeridisa rust fungustelium Foodplant / parasite /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earlivestem (mainly)Major telium parasitises live stem (mainly)
stem stem is mined by larva Ophiomyia heringi a leaf-mining fly Diptera: Agromyzidae Diptera: Agromyzidae, Spencer, K.A., 1972
/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Ophiomyia heringi/Ophiomyia heringia leaf-mining flylarva Foodplant / miner /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earstem larva mines stem
stem stem may house puparium Ophiomyia heringi a leaf-mining fly Diptera: Agromyzidae Diptera: Agromyzidae, Spencer, K.A., 1972
/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Ophiomyia heringi/Ophiomyia heringia leaf-mining flypuparium Plant / resting place / within /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earstem puparium may be found in stem
stem (dead) dead stem is decayed by small, scattered or gregarious, covered, erumpent, subconical, black pycnidium of Rhabdospora coelomycetous anamorph UK/IrelandQuestionable Rhabdospora hypochaeridis a coelomycete Capnodiales: Mycosphaerellaceae British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935
/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Rhabdospora hypochaeridis/Rhabdospora hypochaeridisa coelomycetesmall, scattered or gregarious, covered, erumpent, subconical, blackpycnidiumRhabdospora coelomycetous anamorph Foodplant / saprobeUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-ear?deadstem (7)small, scattered or gregarious, covered, erumpent, subconical, black pycnidium of Rhabdospora coelomycetous anamorph is saprobic on dead stem
stem (live) live stem is galled by larva Phanacis hypochoeridis a gall wasp Hymenoptera: Cynipidae Catalogue of parasitoids and inquilines in galls of Aylacini, Diplolepidini and Pediaspidini (Hym., Cynipidae) in the West Palaearctic, Askew, R.R., Plantard, O., Gomez, J.F., Nieves, M.H. & Nieves-Aldrey, J.L., 2006
Hymenoptera - Cynipoidea, Key to families and subfamilies and Cynipinae (including galls), Eady R.D. & Quinlan, J., 1963
Provisional Keys to British Plant Galls, Stubbs, F.B. (Editor), 1986
/Animalia/Arthropoda/Insecta/Hymenoptera/Cynipidae/Phanacis hypochoeridis/Phanacis hypochoeridisa gall wasplarva Foodplant / gall /Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Hypochaeris radicata/Hypochaeris radicatacat’s ear, cat's-earlivestem larva causes gall of live stem

Author & YearTitleSource
Askew, R.R., Plantard, O., Gomez, J.F., Nieves, M.H. & Nieves-Aldrey, J.L., 2006Catalogue of parasitoids and inquilines in galls of Aylacini, Diplolepidini and Pediaspidini (Hym., Cynipidae) in the West PalaearcticZootaxa 1301.
Braun, U., 1998Monograph of Cercosporella, Ramularia and Allied Genera - Vol IIPhytopathogenic Hyphomycetes, 2, 493pp, IHW-Verlag
Clapham, A.R., Tutin, T.G. & Moore, D.M., 1985Flora of the British Isles3 edition, 688pp, Cambridge University Press
Dennis, R.W.G., 1995Fungi of the South East England383pp, Royal Botanic Gardens, Kew
Eady R.D. & Quinlan, J., 1963Hymenoptera - Cynipoidea, Key to families and subfamilies and Cynipinae (including galls)Handbooks for the Identification of British Insects , Vol VIII, Part 1 (a), 81pp, The Royal Entomological Society of London
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
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
Preece, T.F., 2002A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles33pp, British Mycological Society
Spencer, K.A., 1972Diptera: AgromyzidaeHandbooks for the Identification of British Insects , Vol X. Part 5(g), 136pp, The Royal Entomological Society of London
Stubbs, F.B. (Editor), 1986Provisional Keys to British Plant Galls95pp, British Plant Gall Society (BPGS)
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

Hypochaeris radicata (Cat’s Ear, Cat’s-ear) may also be included in 'fed on by' relations listed under the following higher taxa:

Taxonomic hierarchy:
SpeciesHypochaeris radicata (Cat’s Ear, Cat’s-ear)
GenusHypochaeris (cat’s-ears)
TribeLactuceae (“dandelions”)
SubfamilyLACTUCOIDEAE (“dandelions”)
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 Hypochaeris radicata (Cat’s Ear, Cat’s-ear)

Hypochaeris radicata (Cat’s Ear, Cat’s-ear) may be included in identification literature listed under the following higher taxa:

Literature listed under the following higher taxa may be relevant to Hypochaeris radicata (Cat’s Ear, Cat’s-ear):

BioImagesBioImages (www.bioimages.org.uk) has 17 images of Hypochaeris radicata (Cat’s Ear, Cat’s-ear)
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