| Family | POLYGONACEAE |
| Genus species | Rheum nanum Siev. |
| Bibliography | Neueste Nord. Beytr. Phys. Geogr. Erd-Völkerbeschreib. 7: 264 (1796) |
| Native Range | Central Asia to Mongolia and n. China |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Altitude | 700-2000m |
| Description | acaulescent, leaves petiolate, reniform or orbiculate, 6-14cm, coriaceous, adaxially yellow-green, entire, panicle broad, branched, flowers in dense clusters |
| Size | 20-35cm |
| Color | whitish yellow |
| Bloom | late spring |
| Ca | |
| Type | perennial |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed in spring, germ. 1-3 months, 16-18°C division in spring; cuttings in late spring and late summer |
| Synonyms | Rheum cruentum Siev. Rheum leucorrhizum Pall. |
| Territory | 3 Asia-Temperate 30 Siberia (ALT Altay) 32 Middle Asia (KAZ Kazakhstan) 36 China (CHI Inner Mongolia, CHN China North-Central, CHX Xinjiang) 37 Mongolia |