スミレ科スミレ属の多年草で、学名は Viola brevistipulata (syn. Viola brevistipulata ssp. brevistipulata var. brevistipulata)。英名はありません。
The "Ooba-kisumire" (Viola brevistipulata) belongs to Violaceae (the Viola family). It is a perennial herb that is distributed northward from Chugoku district of Honshu to Hokkaido of Japan and the southern Kril Islands. This herb grows in mountains of the Japan Sea Side and can reach 5-20 cm in height. The leaves are cordate with concave veins. The yellow flowers with short spurs come in May to July.