Vicia L. (ソラマメ)

Yahazuendou (ヤハズエンドウ, 矢筈豌豆), garden vetch (USDA)
Karasunoendou (カラスノエンドウ, 烏野豌豆)
Lifeform: annual or biennial forb
Distribution: widespread in the temperate regions of Eurasia, including Japan (south to Honshu)
Habitat: sunny sites, such as grasslands and roadlsies
Seed: self-dispersal, germinated in autumn in Japan
Chromosome number: 2n = 12, or 24
Synonyms:

- var. angustifolia (L.) Wahlenb.

- ssp. angustifolia (L.) Gaudin var. segetalis (Thuill.) Ser.
Vicia angustifolia L. var. segetalis (Thuill.) W. D. J. Koch
Vicia angustifolia L.
Vicia segetalis Thuill.
Vicia sativa L. var. nigra L.

var. minor (Bertol.) Gaudin (ホソバヤハズエンドウ)
f. normalis (Makino) Kitam. (ツルナシヤハズエンドウ)

ssp. sativa (オオヤハズエンドウ), originally distributed in Europe (recently reported from Japan as exotic species