BioImages: The Virtual Field-Guide (UK)

Urtica urens L. (Small Nettle)

Records (and photo sets)

Taxon	Summary	Date	Vice-county	Country
Urtica urens	Plant	12 May 2001	Berks	England	3
Urtica urens	Plant	14 October 1972	South-east Yorkshire	England	3

Suggested Literature

Urtica urens may be covered by literature listed under:

BIOTA
(living things)

Eukaryota
(eukaryotes)

PLANTAE
(plants)

SPERMATOPHYTA
(vascular plants)

MAGNOLIOPSIDA
(flowering plants)

MAGNOLIIDAE
(dicotyledonous flowering plants)

Urtica
(nettles)

Feeding and other inter-species relationships

Associated with Urtica urens:

(live)	live is parasitised by	Peronospora debaryi - a downy mildew (Peronosporales: Peronosporaceae)	Ellis, M.B. & J.P., 1997
(live)	live is parasitised by aecium	Puccinia urticata var. urticae-acutae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by pycnium	Puccinia urticata var. urticae-acutae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by aecium	Puccinia urticata var. urticae-acutiformis - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by pycnium	Puccinia urticata var. urticae-acutiformis - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by aecium	Puccinia urticata var. urticae-flaccae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by pycnium	Puccinia urticata var. urticae-flaccae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by aecium	Puccinia urticata var. urticae-hirtae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by pycnium	Puccinia urticata var. urticae-hirtae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by aecium	Puccinia urticata var. urticae-inflatae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by pycnium	Puccinia urticata var. urticae-inflatae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by aecium	Puccinia urticata var. urticae-ripariae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by pycnium	Puccinia urticata var. urticae-ripariae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by aecium	Puccinia urticata var. urticae-vesicariae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
(live)	live is parasitised by pycnium	Puccinia urticata var. urticae-vesicariae - a nettle clustercup rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
	is parasitised by	Erysiphe urticae - Nettle Mildew (Erysiphales: Erysiphaceae)	Ing, B., 1990
leaf (live)	live leaf is galled by mostly hypophyllous aecium	Puccinia urticata s.l. - Nettle Clustercup Rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 Ellis, M.B. & J.P., 1997 [in damp places near sedges]
leaf (live)	live leaf is parasitised by pycnium	Puccinia urticata s.l. - Nettle Clustercup Rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 Ellis, M.B. & J.P., 1997 [in damp places near sedges]
leaf (live)	live leaf has leaves shot holed by immersed, epiphyllous pycnidium of Septoria coelomycetous anamorph	Septoria urticae - a leaf-spot fungus (Mycosphaerellales: Mycosphaerellaceae)	Ellis, M.B. & J.P., 1997 [causes greyish-brown spots which eventually fall out]
leaf (live, yellowed)	live, yellowed leaf may be infected and damaged by hypophyllous colony	Pseudoperonospora urticae - a downy mildew (Peronosporales: Peronosporaceae)	Ellis, M.B. & J.P., 1997
stem node	stem node may contain larva	Apion urticarium - a seed weevil (Coleoptera: Apionidae)	Morris, M.G., 1990 [vide Fowler, 1891]
stem	stem is galled by aecium	Puccinia urticata s.l. - Nettle Clustercup Rust (Uredinales: Pucciniaceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 Stubbs, F.B. (Editor), 1986

Urtica urens may be associated with more taxa listed at higher taxonomic level

MAGNOLIOPSIDA
(flowering plants)

MAGNOLIIDAE
(dicotyledonous flowering plants)

Urtica
(nettles)

References

Ellis, M.B. & J.P., 1997	Microfungi on Land Plants: An Identification Handbook
Ing, B., 1990	An Introduction to British Powdery Mildews
Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005	Checklist of the British and Irish Basidiomycota
Morris, M.G., 1990	Orthocerous Weevils
Stubbs, F.B. (Editor), 1986	Provisional Keys to British Plant Galls

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