BioImages: The Virtual Field-Guide (UK)

Viola riviniana Reichb. (Common Dog-violet, Blunt-spurred Violet)

Records (and photo sets)

Taxon	Summary	Date	Vice-county	Country
Viola riviniana	Plant	1 May 2002	Oxon	England	5	5
Viola riviniana	Plant	2 April 2000	Berks	England	9	3
Viola riviniana	Plant	3 April 1977	N. Hants	England	1
Viola riviniana	Plant	11 April 1976	W. Sussex	England	3
Viola riviniana	Plant	3 May 1975	Berks	England	1
Viola riviniana	Plant	16 April 1974	(Yorks)	England	1

Suggested Literature

Viola riviniana may be covered by literature listed under:

Feeding and other inter-species relationships

Associated with Viola riviniana:

(live)	live is parasitised by pycnium	Puccinia violae - Violet Rust (Uredinales: Pucciniaceae)		Ellis, M.B. & J.P., 1997
leaf (live)	live leaf is galled by hypophyllous telium	Puccinia violae - Violet Rust (Uredinales: Pucciniaceae)		Stubbs, F.B. (Editor), 1986 Ellis, M.B. & J.P., 1997
leaf (live)	live leaf is galled by aecium	Puccinia violae - Violet Rust (Uredinales: Pucciniaceae)		Stubbs, F.B. (Editor), 1986 Ellis, M.B. & J.P., 1997
leaf (live)	live leaf is parasitised by amphigenous uredium	Puccinia violae - Violet Rust (Uredinales: Pucciniaceae)		Ellis, M.B. & J.P., 1997
leaf (live)	live leaf has leaves shot holed by sessile, often confluent sporodochium of Myrothecium dematiaceous anamorph	Myrothecium roridum - a dematiaceous anamorphic fungus (Hypocreales)		Ellis, M.B. & J.P., 1997 [causes pale brown, sometimes zonate spots, which eventually dop out to leave shot-holes]
leaf (live)	live leaf is spotted by amphigenous colony of Cercospora dematiaceous anamorph	Cercospora violae - a dematiaceous anamorphic fungus (Mycosphaerellales: Mycosphaerellaceae)		Ellis, M.B. & J.P., 1997 [causes pale brown or greyish spots]
leaf (live)	live leaf is spotted by amphigenous colony of Ramularia anamorph	Ramularia lactea - an anamorphic fungus (Mycosphaerellales: Mycosphaerellaceae)		Ellis, M.B. & J.P., 1997 [causes white or pale brown spots, 2-8mm diam.]
leaf vein (live)	live leaf vein is galled by spore mass	Urocystis violae - Violet Smut (Urocystales: Urocystaceae)		Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 Stubbs, F.B. (Editor), 1986 Ellis, M.B. & J.P., 1997
petiole (live)	live petiole is galled by aecium	Puccinia violae - Violet Rust (Uredinales: Pucciniaceae)		Stubbs, F.B. (Editor), 1986 Ellis, M.B. & J.P., 1997
petiole (live)	live petiole is galled by spore mass	Urocystis violae - Violet Smut (Urocystales: Urocystaceae)		Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 Stubbs, F.B. (Editor), 1986 Ellis, M.B. & J.P., 1997
rootstock (upper parts) (live)	live rootstock (upper parts) is galled by spore mass	Urocystis violae - Violet Smut (Urocystales: Urocystaceae)		Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 Stubbs, F.B. (Editor), 1986 Ellis, M.B. & J.P., 1997
stem (live)	live stem is galled by aecium	Puccinia violae - Violet Rust (Uredinales: Pucciniaceae)		Stubbs, F.B. (Editor), 1986 Ellis, M.B. & J.P., 1997

Viola riviniana may be associated with more taxa listed at higher taxonomic level

References