| Family | SAXIFRAGACEAE |
| Genus species | Micranthes idsuroei (Franch. & Sav.) P.M.Sl. sect. Merkianae |
| Bibliography | h.l., comb. nov. |
| Native Range | c. Russian Far East, Kuril Islands, c. Japan |
| Primary Biome | Subalpine |
| Habitat | shady rocks |
| Description | leaves in dense rosette, shortly petiolate, ciliate, lanceolate, obtuse, entire, pale green, stem leaves scaly, flowers few, long pedicellate, calyx glabrous, petals round |
| Size | 10-25cm |
| Color | white |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | shady, humous, rock crevices alpine house, humous, gravelly soil, shade |
| Propagation | seed in winter, barely covered, germ. 1-3 months, 16-21°C division after flowering; cuttings in late summer |
| Synonyms | Micranthes merkii ssp. idsuroei (Franch. & Sav.) Tkach Saxifraga idsuroei Franch. & Sav., Enum. Pl. Jap. 2: 353 (1878) Saxifraga merkii var. idsuroei (Franch. & Sav.) Engl. ex Matsum. |
| Territory | 3 Asia-Temperate 31 Russian Far East (KHA Khabarovsk, KUR Kuril Is.) 38 Eastern Asia (JAP Japan) |