| Family | RANUNCULACEAE |
| Genus species | Thalictrum tuberosum L. |
| Bibliography | Sp. Pl. 1: 545 (1753) |
| Native Range | sc. France to n. & e. Spain |
| Primary Biome | Temperate |
| Habitat | rocks |
| Description | roots tuberous, leaves biternate, leaflets trilobate, crenate, purple grey, flowers large in lax raceme, anthers yellow, sepals to 15mm long |
| Size | 20-40cm |
| Color | pale yellow, whitish |
| Bloom | summer |
| Ca | |
| Type | tuberous 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 of tubers in late summer |
| Synonyms | Syndesmon tuberosum Hoffmanns. |
| Territory | 1 Europe 12 Southwestern Europe (FRA France, SPA Spain) |