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			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 aphanis	a conidial powdery mildew					Foodplant / parasite		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/	Geum urbanum	wood avens, herb Bennet		live						parasitises live
leaf (fading)		fading leaf is foodplant of epiphyllous, numerous, brownish-black pycnidium of Septoria coelomycetous anamorph			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 gei	a leaf-spot fungus		epiphyllous, numerous, brownish-black	pycnidium	Septoria coelomycetous anamorph	Foodplant / feeds on		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/	Geum urbanum	wood avens, herb Bennet		fading	leaf				(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			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 gei	a downy mildew		hypophyllous	colony	sporangium	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/	Geum urbanum	wood avens, herb Bennet		live, patchily chlorotic	leaf		Minor			hypophyllous colony of sporangium causes spots on live, patchily chlorotic leaf
leaf (live)		live leaf is spotted by pallid pycnidium of Phyllosticta coelomycetous anamorph			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 gei	a coelomycete		pallid	pycnidium	Phyllosticta coelomycetous anamorph	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/	Geum urbanum	wood avens, herb Bennet	?	live	leaf				(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			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 gei	an anamorphic fungus		amphigenous, greyish white, punctiform	caespituli	Ramularia anamorph	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/	Geum urbanum	wood avens, herb Bennet		live	leaf					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			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 gei	a leaf-spot fungus		epiphyllous, numerous, brownish-black	pycnidium	Septoria coelomycetous anamorph	Foodplant / feeds on		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Geum urbanum/	Geum urbanum	wood avens, herb Bennet		live	leaf				(autumn)	epiphyllous, numerous, brownish-black pycnidium of Septoria coelomycetous anamorph feeds on live leaf

Author & Year	Title	Source
Dennis, R.W.G., 1995	Fungi of the South East England	383pp, Royal Botanic Gardens, Kew
Ellis, M.B. & J.P., 1997	Microfungi on Land Plants: An Identification Handbook	2nd (New Enlarged) edition, 868pp, The Richmond Publishing Co. Ltd
Grove, W.B., 1935	British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia	Vol I, 488pp, Cambridge University Press
Ing, B., 1990	An Introduction to British Powdery Mildews	Mycologist Vol 4 (1) et seq.
Preece, T.F., 2002	A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles	33pp, British Mycological Society

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

Geum
(avens)

ROSACEAE
(roses and fruit trees)

EU-DICOTS
(dicotyledonous flowering plants)

MAGNOLIOPSIDA
(flowering plants)

TRACHEOPHYTA
(vascular plants)

PLANTAE
(plants)

Herbaceous Plants
(herbaceous plants)

Taxonomic hierarchy:

Species	Geum urbanum (Wood Avens, Herb Bennet)
Genus	Geum (avens)
Family	ROSACEAE (roses and fruit trees)
Order	ROSALES (roses, elms, nettles, hops, buckthorns and figs)
Subclass	EU-DICOTS (dicotyledonous flowering plants)
Class	MAGNOLIOPSIDA (flowering plants)
Phylum	TRACHEOPHYTA (vascular plants)
Kingdom	PLANTAE (plants)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Geum urbanum is also a member of:
Herbaceous Plants - herbaceous plants (via Geum)

NBN

NBN (data.nbn.org.uk) has a distribution map for Geum urbanum (Wood Avens, Herb Bennet)

Identification Works

Handling & Magnification	Author	Year	Title	Source
	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:

MAGNOLIOPSIDA
(flowering plants)

TRACHEOPHYTA
(vascular plants)

PLANTAE
(plants)

Eukaryota
(eukaryotes)

BIOTA
(living things)

General Works

Author	Year	Title	Source
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):

MAGNOLIOPSIDA
(flowering plants)

TRACHEOPHYTA
(vascular plants)

PLANTAE
(plants)

Eukaryota
(eukaryotes)

BIOTA
(living things)

BioImages

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

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