| Family | RANUNCULACEAE |
| Genus species | Thalictrum microspermum Ohwi |
| Bibliography | Acta Phytotax. Geobot. 5: 183 (1936) |
| Native Range | s. Japan |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Description | stem with few simple leaves, basal leaves bi- or triternate, leaflets 10-35mm long, deltate-elliptic to rhombic, apically coarsely dentate, flowers minute, numerous, in panicle |
| Size | 10-20cm |
| Color | white |
| Bloom | late spring |
| Ca | |
| Type | perennial |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 13-18°C division in early spring and fall |
| Territory | 3 Asia-Temperate 38 Eastern Asia (JAP Japan) |