| Family | SAXIFRAGACEAE |
| Genus species | Micranthes cascadensis (Calder & Saville) P.M.Sl. sect. Calthophyllum |
| Bibliography | h.l., comb. nov. |
| Native Range | British Columbia to Oregon |
| Primary Biome | Temperate |
| Habitat | alluvial gravel |
| Altitude | 800-2500m |
| Description | leaves thin, not carnose, 12-18-dentate, petiolate, reniform or orbiculate, cordate, glabrous, inflorescence lax, hirsute, sepals ovate, petals oblong, 2-5mm |
| Size | 10-20cm |
| Color | white |
| Bloom | late spring, summer |
| Ca | |
| Type | perennial |
| Cultivation | gravelly, humous, moist, sunny site alpine house, moist, humous, gravelly soil, sun |
| Propagation | seed in winter, barely covered, germ. 1-3 months, 16-21°C division after flowering; cuttings in late summer |
| Synonyms | Micranthes nelsoniana var. cascadensis (Calder & Saville) Gornall & H.Ohba Saxifraga nelsoniana ssp. cascadensis (Calder & Saville) Hultén Saxifraga nelsoniana var. cascadensis (Calder & Saville) H.Ohba Saxifraga punctata ssp. cascadensis Calder & Saville, Canad. J. Bot. 38: 425 (1960) Saxifraga punctata var. cascadensis (Calder & Saville) C.L.Hitchc. |
| Territory | 7 Northern America 71 Western Canada (BRC British Columbia) 73 Northwestern U.S.A. (ORE Oregon, WAS Washington) |