| Family | MONTIACEAE |
| Genus species | Claytonia tuberosa Pall. ex Schult. |
| Bibliography | Syst. Veg. [J.J.Roemer & J.A.Schultes] ed. 15(bis). 5: 436 (1819) |
| Native Range | n. Siberia to n. British Columbia |
| Primary Biome | Subarctic |
| Habitat | tundra |
| Altitude | 0-1200m |
| Description | tuber globular, basal leaves usually absent, stem leaves sessile, linear to lanceolate, 2-7cm, acute, flowers 12-20mm in umbel, upper bracts scaly-like, petals 6-14mm long |
| Size | 15-25cm |
| Color | white |
| Bloom | spring, summer |
| Ca | |
| Type | tuberous perennial |
| Cultivation | humous, moist, but in winter drier, semi-shady site alpine house, moist, humous soil, shading in summer |
| Propagation | seed in winter, germ. 1-3 months, 13-16°C division of resting tubers |
| Synonyms | Claytonia caroliniana var. tuberosa (Pall. ex Willd.) B.Boivin |
| Territory | 3 Asia-Temperate 30 Siberia (KRA Krasnoyarsk, YAK Yakutskiya) 31 Russian Far East (KAM Kamchatka, MAG Magadan) 7 Northern America 70 Subarctic America (ASK Alaska, NWT Northwest Territories, YUK Yukon) 71 Western Canada (BRC British Columbia) |