Vicia unijuga, commonly called two-leaf vetch,[2] is a species of flowering plant in the legume family.
Vicia unijuga | |
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Fabales |
Family: | Fabaceae |
Subfamily: | Faboideae |
Tribe: | Fabeae |
Genus: | Vicia |
Species: | V. unijuga
|
Binomial name | |
Vicia unijuga | |
Synonyms[1] | |
Ervum unijugum (A.Braun) Alef. |
It is native to eastern Asia, where it is widespread, its range extending through China, Korea, Mongolia, Japan and Russia.[3] It is very common in both China and Japan, and may be the most common species of Vicia in China.[3][4] It is found in a variety of forested and open habitats.[3]
It is a perennial that produces purple flowers in the summer and fall.[3][4] This species contains a considerable amount of morphological variation, with some forms and varieties being named.
Vicia unijuga historically included the similar-looking Vicia ohwiana, which has now been given the rank of species.
References
edit- ^ "Vicia unijuga A.Braun". Plants of the World Online. The Trustees of the Royal Botanic Gardens, Kew. n.d. Retrieved September 23, 2020.
- ^ NRCS. "Vicia unijuga". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 6 January 2018.
- ^ a b c d Flora of China, Vicia unijuga
- ^ a b Ohwi, Jisaburo (1965). Flora of Japan. Smithsonian Institution. p. 565.