| Family | VIOLACEAE |
| Genus species | Viola obtusa (Makino) Makino sect. Viola |
| Bibliography | Bot. Mag. (Tokyo) 26: 151 (1912) |
| Native Range | East Temp. Asia |
| Primary Biome | Temperate |
| Habitat | grassland |
| Description | basal leaves orbiculate-cordate to ovate, 1-3cm long, crenate-serrate, subglabrous, stem leaves triangular-ovate, acute, flowers 15-20mm across, in centre white, fragrant |
| Size | 5-15cm |
| Color | dark reddish purple |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | mesic, slightly humous, sunny site alpine house, moist, rich, drained soil, sun |
| Propagation | seed in winter, barely covered, germ. 1-3 months, 13-16°C division after flowering and in fall |
| Synonyms | Viola grypoceras var. odorifera W.Becker Viola obtusa f. alba Sugim. Viola obtusa f. chibae (Makino) Hiyama ex F.Maek. Viola obtusa var. chibae Makino Viola obtusa f. hemileuca Sugim. Viola obtusa var. nuda Ohwi Viola obtusa f. nuda (Ohwi) F.Maek. Viola obtusa var. tsuifengensis T.Hashim. Viola ovato-oblonga var. obtusa Makino Viola sylvestris f. obtusa Miq. |
| Territory | 3 Asia-Temperate 38 Eastern Asia (JAP Japan, KOR Korea, TAI Taiwan) |