| 词条 | Viola riviniana |
| 释义 |
|image = Viola riviniana-01 (xndr).jpg |genus = Viola (plant) |species = riviniana |authority = Rchb. }} Viola riviniana, the common dog-violet, is a species of the genus Viola native to Eurasia and Africa.[1] It is also called wood violet[1] and dog violet.[1] It is a perennial herb of woodland edges, grassland and shady hedge banks. It is found in all soils except acid or very wet. It is a perennial, flowering from April to June.{{dubious|reason=in all places where it grows?|date=August 2013}} Viola riviniana was voted the county flower of Lincolnshire in 2002, following a poll by the wild plant conservation charity Plantlife.[2]Description{{expand section|date=August 2013}}Its leaves are usually hairless. Wildlife valueIt is the food plant of the pearl bordered fritillary, small pearl-bordered fritillary, silver-washed fritillary and high brown fritillary butterflies. Similar species
HybridsThis species hybridises with early dog-violet (V. reichenbachiana) to produce Viola × bavarica. Further reading
References1. ^1 2 {{GRIN | accessdate = 29 December 2017}} 2. ^Plantlife website County Flowers page {{Webarchive|url=https://web.archive.org/web/20150430170312/http://www.plantlife.org.uk/wild_plants/county_flowers/ |date=2015-04-30 }} External links{{Commons-inline|Viola riviniana}}{{Taxonbar|from=Q74174}}{{Violaceae-stub}} 7 : Viola (plant)|Flora of Europe|Flora of Finland|Flora of Sweden|Flora of Russia|Flora of Great Britain|Flora of the United Kingdom |
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