Geum urbanum L.
(Wood Avens, Herb Bennet)

Interactions where Geum urbanum 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 aphanis a conidial powdery mildew Erysiphales: Erysiphaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
An Introduction to British Powdery Mildews, Ing, B., 1990
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Podosphaera aphanis/Podosphaera aphanisa conidial powdery mildew Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/Geum urbanumwood avens, herb Bennetlive parasitises live
leaf (fading) fading leaf is foodplant of epiphyllous, numerous, brownish-black pycnidium of Septoria coelomycetous anamorph UK/Ireland Septoria gei a leaf-spot fungus Capnodiales: Mycosphaerellaceae Fungi of the South East England, Dennis, R.W.G., 1995
British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935
/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Septoria gei/Septoria geia leaf-spot fungusepiphyllous, numerous, brownish-blackpycnidiumSeptoria coelomycetous anamorph Foodplant / feeds onUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/Geum urbanumwood avens, herb Bennetfadingleaf (autumn)epiphyllous, numerous, brownish-black pycnidium of Septoria coelomycetous anamorph feeds on fading leaf
leaf (live, patchily chlorotic) live, patchily chlorotic leaf is spotted by hypophyllous colony of sporangium UK/IrelandMinor Peronospora gei a downy mildew Peronosporales: Peronosporaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles, Preece, T.F., 2002
/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Peronospora gei/Peronospora geia downy mildewhypophyllouscolonysporangium Foodplant / spot causerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/Geum urbanumwood avens, herb Bennetlive, patchily chloroticleafMinor hypophyllous colony of sporangium causes spots on live, patchily chlorotic leaf
leaf (live) live leaf is spotted by pallid pycnidium of Phyllosticta coelomycetous anamorph UK/IrelandQuestionable Phyllosticta gei a coelomycete Botryosphaeriales: Phyllostictaceae British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935
/Fungi/Ascomycota/Dothideomycetes/Botryosphaeriales/Phyllostictaceae/Phyllosticta gei/Phyllosticta geia coelomycetepallidpycnidiumPhyllosticta coelomycetous anamorph Foodplant / spot causerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/Geum urbanumwood avens, herb Bennet?liveleaf (10)pallid pycnidium of Phyllosticta coelomycetous anamorph causes spots on live leaf
leaf (live) live leaf is spotted by amphigenous, greyish white, punctiform caespituli of Ramularia anamorph UK/Ireland Ramularia gei an anamorphic fungus Capnodiales: Mycosphaerellaceae Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997
/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Ramularia gei/Ramularia geian anamorphic fungusamphigenous, greyish white, punctiformcaespituliRamularia anamorph Foodplant / spot causerUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/Geum urbanumwood avens, herb Bennetliveleaf amphigenous, greyish white, punctiform caespituli of Ramularia anamorph causes spots on live leaf
leaf (live) live leaf is foodplant of epiphyllous, numerous, brownish-black pycnidium of Septoria coelomycetous anamorph UK/Ireland Septoria gei a leaf-spot fungus Capnodiales: Mycosphaerellaceae Fungi of the South East England, Dennis, R.W.G., 1995
British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935
/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Septoria gei/Septoria geia leaf-spot fungusepiphyllous, numerous, brownish-blackpycnidiumSeptoria coelomycetous anamorph Foodplant / feeds onUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/Geum urbanumwood avens, herb Bennetliveleaf (autumn)epiphyllous, numerous, brownish-black pycnidium of Septoria coelomycetous anamorph feeds on live leaf

Author & YearTitleSource
Dennis, R.W.G., 1995Fungi of the South East England383pp, Royal Botanic Gardens, Kew
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.
Preece, T.F., 2002A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles33pp, British Mycological Society

Geum urbanum (Wood Avens, Herb Bennet) may also be included in 'fed on by' relations listed under the following higher taxa:

Taxonomic hierarchy:
SpeciesGeum urbanum (Wood Avens, Herb Bennet)
GenusGeum (avens)
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 Geum urbanum (Wood Avens, Herb Bennet)

Identification Works

Handling & MagnificationAuthorYearTitleSource
Preston, C.D. 2004 Should Conservationists continue to ignore plant hybrids? British Wildlife Vol 15, No. 6: 411-415.

Geum urbanum (Wood Avens, Herb Bennet) may also be included in identification literature listed under the following higher taxa:

General Works

AuthorYearTitleSource
Valentine, D.H. Geographical distribution and isolation in some British ecospecies Dandy, J.E. The Watsonian vice-county system, 9pp, The Study of the Distribution of British Plants

Literature listed under the following higher taxa may also be relevant to Geum urbanum (Wood Avens, Herb Bennet):

BioImagesBioImages (www.bioimages.org.uk) has 18 images of Geum urbanum (Wood Avens, Herb Bennet)
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