| Family | APIACEAE |
| Genus species | Trachydium roylei Lindl. |
| Bibliography | Ill. Bot. Himal. Mts. [J.F.Royle]: 232 (1835) |
| Native Range | sc. China to n. Pakistan |
| Primary Biome | Subalpine |
| Habitat | grassland |
| Altitude | 3000-5600m |
| Description | acaulescent, taproot, leaves petiolate, oblong-lanceolate, bi- or tripinnate, ultimate segments linear-lanceolate, umbels 4-8cm in diam., rays 5-10, unequal |
| Size | 4-10cm |
| Color | white |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | humous, moist, but in winter drier, semi-shady site alpine house, moist, humous soil, shading in summer |
| Propagation | seed when ripe or as soon as possible |
| Synonyms | Aulacospermum roylei (Lindl.) Kachroo & al. |
| Territory | 3 Asia-Temperate 36 China (CHC China South-Central, CHT Tibet) 4 Asia-Tropical 40 Indian Subcontinent (PAK Pakistan, WHM West Himalaya) |