What is Viola grypoceras

Viola grypoceras (scientific name:Viola grypoceras) is native to Japan, is a hardy perennial of the Violaceae. Dainty flowers found in the field, including at the early spring bloom. "Tachi (standing)", is the "pressure points (Tsubo) Garden to stand up after the flower stems from. Plant, in wheel-petalled flower is pale blue-violet color. Floral hair. With a stalk leaf color is green, leaf is heart-shaped (heart-shaped), and leaf margin serrated.
Say closed flower buds in the summer, flowers bloom without the fruit, and pollination in the bud.

Generic name: Viola grypoceras
scientific name:Viola grypoceras
origin: Japan, environment: wild, height: 5 to 30 cm, flowering period: March-May, flower color: pale blue-purple, white, flower diameter: 1-2 cm