| Family | SAXIFRAGACEAE |
| Genus species | Micranthes insularis (Hultén) Chepinoga sect. Calthophyllum |
| Bibliography | Botanica Pacifica 12(2): 128 (2023) |
| Native Range | Russian Far East to Aleutian Islands |
| Primary Biome | Subarctic |
| Habitat | tundra |
| Altitude | 0-1000m |
| Description | leaves thick, carnose, 12-18-dentate, petiolate, reniform or orbiculate, cordate, glabrous, flowers numerous in compact inflorescence, sepals ovate, petals oblong, 2-4mm |
| Size | 10-20cm |
| Color | white |
| Bloom | summer |
| 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, 16-21°C division after flowering; cuttings in late summer |
| Synonyms | Micranthes nelsoniana var. insularis (Hultén) Gornall & H.Ohba MIcranthes nelsoniana ssp. insularis (Hultén) Elven & D.F.Murray Saxifraga insularis (Hultén) Sipliv. Saxifraga nelsoniana ssp. insularis (Hultén) Hultén Saxifraga nelsoniana var. insularis (Hultén) B.Boivin Saxifraga punctata ssp. insularis Hultén, Svensk Bot. Tidskr. 30: 524 (1936) Saxifraga purpurascens var. insularis (Hultén) Vorosch. |
| Territory | 3 Asia-Temperate 31 Russian Far East (KAM Kamchatka, KHA Khabarovsk, KUR Kuril Is., MAG Magadan) 7 Northern America 70 Subarctic America (ALU Aleutian Is.) |