Viola biflora
Species of flowering plant in the family Violaceae
From Wikipedia, the free encyclopedia
Viola biflora is a species of the genus Viola. It is also called alpine yellow-violet,[1] arctic yellow violet,[2] or twoflower violet. It is found in Europe, Siberia, Central Asia, India, Pakistan, western and northern China, North Korea, Japan, and Western North America.[3] The species is listed as Vulnerable in the Canadian province of British Columbia, Yukon Territory, and the US state of Colorado.[4]
| Viola biflora | |
|---|---|
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Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Malpighiales |
| Family: | Violaceae |
| Genus: | Viola |
| Species: | V. biflora |
| Binomial name | |
| Viola biflora | |
Taxonomy
Viola biflora has the following recognized subtaxa according to World Flora Online including its autonym:
- Viola biflora L.
- Viola biflora ssp. biflora
- Viola biflora ssp. carlotte Calder & Roy L.Taylor
- Viola biflora var. rockiana (W.Becker) Y.S. Chen
Distribution
Viola biflora is typically found in shady, damp, sub-alpine to alpine areas. Some subtaxa have overlapping distribution:
- Viola biflora ssp. biflora: Europe, Asia, North America.[5]
- Viola biflora ssp. carlotte: Endemic to Haida Gwaii in British Columbia.
- Viola biflora var. rockiana: Central China, including Qinghai and Tibet.
