| Family | ROSACEAE |
| Genus species | Geum calthifolium Menzies ex Sm. |
| Bibliography | Cycl. [A. Rees] 16: no. 13 (1810) |
| Native Range | Russian Far East, Alaska to w. Canada |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Altitude | 0-1500m |
| Description | strong, short rootstock, leaves lyrate, lateral segments few and small, terminal segment very large, orbiculate-cordate, flowers to 25mm across |
| Size | 8-40cm |
| Color | yellow |
| Bloom | early summer |
| Ca | |
| Type | 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 in early spring |
| Synonyms | Acomastylis calthifolia (Menzies ex Sm.) F.Bolle Adamsia rotundifolia Fisch. ex Steud. Geum calthifolium var. congestum (R.Br.) Torr. & A.Gray Geum calthifolium var. dilatatum (R.Br.) Torr. & A.Gray Geum calthifolium var. rotundifolium (Fisch.) Torr. & A.Gray Geum radiatum Pursh Geum rotundifolium Fisch. Parageum calthifolium (Menzies ex Sm.) Nakai & H.Hara Sieversia calthifolia (Menzies ex Sm.) D.Don ex Torr. & A.Gray Sieversia congesta R.Br. Sieversia dilatata R.Br. Sieversia rotundifolia Cham. & Schltdl. |
| Territory | 3 Asia-Temperate 31 Russian Far East (KAM Kamchatka, MAG Magadan, SAK Sakhalin) 7 Northern America 70 Subarctic America (ASK Alaska) 71 Western Canada (BRC British Columbia) |