| Family | VIOLACEAE |
| Genus species | Viola langsdorfii Fisch. ex Ging. sect. Viola |
| Bibliography | Prodr. [A.P.de Candolle] 1: 296 (1824) |
| Native Range | Subarctic America to w. USA |
| Primary Biome | Temperate |
| Habitat | bogs, marshes |
| Altitude | 0-1500m |
| Description | glabrous, leaves cordate or orbiculate-cordate, 3-7cm, sinuate-dentate, petiolate, stipules broadly lanceolate, entire, sepals acute, 7-8mm long, petals 15-20mm long |
| Size | 2-30cm |
| Color | pale violet |
| Bloom | spring, summer |
| Ca | |
| Type | perennial |
| Cultivation | very moist to boggy, semi-shady site alpine house, moist, humous, sandy soil, semi-shade |
| Propagation | seed in winter, barely covered, germ. 1-3 months, 13-16°C division after flowering and in fall |
| Synonyms | Viola mirabilis var. langsdorffii (Fisch. ex Ging.) Regel Viola peduncularis Langsd. ex Ging. Viola simulata M.S.Baker Viola superba M.S.Baker |
| Territory | 7 Northern America 70 Subarctic America (ALU Aleutian Is., ASK Alaska, YUK Yukon) 71 Western Canada (BRC British Columbia) 73 Northwestern U.S.A. (ORE Oregon, WAS Washington) 76 Southwestern U.S.A. (CAL California) |