| Family | POLYGONACEAE |
| Genus species | Knorringia thomsonii (Meisn.) P.M.Sl. |
| Bibliography | h.l., comb. nov. |
| Native Range | Central Asia to Afghanistan and w. & c. Himalaya |
| Primary Biome | Subalpine |
| Habitat | alluvial gravel |
| Altitude | 3200-5100m |
| Description | stems simple, leaves thick, linear to linear-oblong, 2-4cm long, auriculate, flowers in compact raceme, 3-10mm long |
| Size | 1-5cm |
| Color | white |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | gravelly, humous, moist, semi-shady site alpine house, moist, humous, gravelly soil, semi-shade |
| Propagation | seed in spring, germ. 1-3 months, 13-18°C cuttings in late spring and late summer |
| Synonyms | Aconogonon sibiricum ssp. thomsonii (Meisn.) Soják Knorringia sibirica ssp. thomsonii (Meisn.) S.P.Hong Polygonum sibiricum var. thomsonii Meisn., Ann. Sci. Nat., Bot., sér. 5, 5: 531 (1866) Polygonum sibiricum ssp. thomsonii (Meisn.) Rech.f. |
| Territory | 3 Asia-Temperate 32 Middle Asia (KGZ Kirgizistan, TZK Tadzhikistan) 34 Western Asia (AFG Afghanistan) 36 China (CHQ Qinghai, CHT Tibet) 4 Asia-Tropical 40 Indian Subcontinent (NEP Nepal, WHM West Himalaya) |