Geum rivale L.
(Water Avens)

Interactions where Geum rivale 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 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 rivale/Geum rivalewater avenslive parasitises live
leaf leaf is grazed by larva Restricted Empria sexpunctata a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (b), Benson, R.B., 1952
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Empria sexpunctata/Empria sexpunctataa sawflylarva Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum rivale/Geum rivalewater avensleafSole larva grazes on leaf
leaf leaf is grazed by larva Major Claremontia waldheimii a sawfly Hymenoptera: Tenthredinidae Hymenoptera: 2. Symphyta. Section (b), Benson, R.B., 1952
 /Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Claremontia waldheimii/Claremontia waldheimiia sawflylarva Foodplant / open feeder /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum rivale/Geum rivalewater avensleafMajor larva grazes on leaf
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 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 rivale/Geum rivalewater avensfadingleaf (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 rivale/Geum rivalewater avenslive, patchily chloroticleafMinor hypophyllous colony of sporangium causes spots on live, patchily chlorotic leaf
leaf (live) live leaf is parasitised by sporangium UK/Ireland Peronospora gei a downy mildew Peronosporales: Peronosporaceae Fungal Records Database of Britain and Ireland, Cooper, J. & Kirk, P.M.
 /Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Peronospora gei/Peronospora geia downy mildewsporangium Foodplant / parasiteUK and/or Eire /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum rivale/Geum rivalewater avensliveleaf sporangium parasitises live 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 rivale/Geum rivalewater avens?liveleaf 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 Foreign Ramularia gei an anamorphic fungus Capnodiales: Mycosphaerellaceae Monograph of Cercosporella, Ramularia and Allied Genera - Vol II, Braun, U., 1998
 /Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Ramularia gei/Ramularia geian anamorphic fungusamphigenous, greyish white, punctiformcaespituliRamularia anamorph Foodplant / spot causerForeign /Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum rivale/Geum rivalewater avensliveleaf 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 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 rivale/Geum rivalewater avensliveleaf (autumn)epiphyllous, numerous, brownish-black pycnidium of Septoria coelomycetous anamorph feeds on live leaf

Author & YearTitleSource
Cooper, J. & Kirk, P.M.Fungal Records Database of Britain and Irelandwww.fieldmycology.net/GBCHKLST/gbchklst.asp
Benson, R.B., 1952Hymenoptera: 2. Symphyta. Section (b)Handbooks for the Identification of British Insects , Vol VI, Part 2(b), 137pp, The Royal Entomological Society of London
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
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 rivale (Water Avens) may also be included in 'fed on by' relations listed under the following higher taxa:

Taxonomic hierarchy:
SpeciesGeum rivale (Water Avens)
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 rivale (Water Avens)

Identification Works

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

Geum rivale (Water Avens) 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 rivale (Water Avens):

BioImagesBioImages (www.bioimages.org.uk) has 24 images of Geum rivale (Water Avens)
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