| Family | VIOLACEAE |
| Genus species | Viola adunca Sm. sect. Viola |
| Bibliography | Cycl. [A. Rees] 37: n.° 63 (1818) |
| Native Range | Subarctic America to n. Mexico |
| Primary Biome | Subalpine or Subarctic |
| Habitat | grassland |
| Altitude | 0-3800m |
| Description | stipules linear-lanceolate, leaves 1-3cm wide, cordate-ovate, finely crenate, flowers conspicuously calcarate, stigma densely hirsute |
| Size | 5-30cm |
| Color | purple |
| Bloom | spring |
| Ca | |
| Type | perennial |
| Cultivation | humous, moist, but in winter drier, semi-shady site alpine house, moist, humous soil, shading in summer |
| Propagation | seed in winter, barely covered, germ. 1-3 months, 13-16°C division after flowering and in fall |
| Synonyms | Lophion aduncum Nieuwl. & Lunnell Lophion aduncum var. glabrum (Brainerd) Nieuwl. & Lunell Lophion anisopetalum (Greene) Nieuwl. & Lunell Viola adunca f. albiflora Vict. & J.Rousseau Viola adunca ssp. ashtonae M.S.Baker Viola adunca var. bellidifolia (Greene) H.D.Harr. Viola adunca f. candida Lepage Viola adunca var. cascadensis (M.S.Baker) C.L.Hitchc. Viola adunca var. glabra Brainerd Viola adunca f. glabra (Brainerd) G.N.Jones Viola adunca var. kirkii V.G.Durán Viola adunca var. longipes Rydb. Viola adunca ssp. oxyceras (S.Watson) Piper Viola adunca ssp. radicosa M.S.Baker Viola adunca ssp. typica M.S.Baker Viola adunca ssp. uncinulata (Greene) Applegate Viola adunca var. uncinulata (Greene) C.L.Hitchc. Viola albertina Viola anisopetala Greene Viola bellidifolia Greene Viola bellidifolia ssp. typica M.S.Baker Viola bellidifolia ssp. valida M.S.Baker Viola canina var. adunca (Sm.) A.Gray Viola canina var. longipes (Nutt.) S.Watson Viola canina var. oxyceras S.Watson Viola canina var. puberula S.Watson Viola cascadensis M.S.Baker Viola cardaminefolia Greenee Viola clarkiae A.Nelson Viola compacta Greene Viola cordulata Greene Viola demissa Greene Viola desertorum Greene Viola drepanophora Greene Viola fulcrata Greene Viola huronensis Greene Viola inamoena Greene Viola longipes Nutt. Viola mamillata Greene Viola montanensis Rydb. Viola monticola Rydb. Viola muhlenbergiana var. albilfora (Hook.) Torr. & A.Gray Viola muhlenbergii var. pubescens A.Gray Viola odontophora Rydb. Viola oreocallis Greene Viola oreophila Greene Viola oxyceras (S.Watson) Greene Viola oxysepala Greene Viola petrophila Greene Viola puberula (S.Watson) Howell Viola retroscabra Greene Viola stenantha Greene Viola subvestita Greene Viola tidestromii Greene Viola uncinatula Greene Viola unguiculata Greene Viola verbascula Greene |
| Territory | 7 Northern America 70 Subarctic America (ASK Alaska, GNL Greenland, NUN Nunavut, NWT Northwest Territories, YUK Yukon) 71 Western Canada (ABT Alberta, BRC British Columbia, MAN Manitoba, SAS Saskatchewan) 72 Eastern Canada (LAB Labrador, NBR New Brunswick, NFL Newfoundland, NSC Nova Scotia, ONT Ontario, QUE Québec) 73 Northwestern U.S.A. (COL Colorado, IDA Idaho, MNT Montana, ORE Oregon, WYO Wyoming) 74 North-Central U.S.A. (IOW Iowa, MIN Minnesota, NDA North Dakota, NEB Nebraska, SDA South Dakota, WIS Wisconsin) 75 Northeastern U.S.A. (MAI Maine, MAS Masachusettes, MIC Michigan, NWH New Hampshire, NWY New York, VER Vermont) 76 Southwestern U.S.A. (ARI Arizona, CAL California, NEV Nevada, UTA Utah) 77 South-Central U.S.A. (NWM New Mexico) 79 Mexico (MXE Mexico Northeast, MXN Mexico Northwest) |