| Family | FABACEAE |
| Genus species | Thermopsis rhombifolia (Pursh) Richardson trib. Thermopsideae |
| Synonyms | Cytisus rhombifolius Pursh |
| Thermopsis annulocarpa A.Nelson | |
| Thermopsis arenosa A.Nelson | |
| Habitat | american prairie |
| Description | glabrous to pubescent, stipules ovate-cordate, leaflets oblanceolate, 15-30mm long, flowers ca. 2cm, raceme 10-30-flowered, short, dense, ca. 10cm, pod sericeous |
| Size | 20-30cm |
| Color | yellow |
| Bloom | late spring, summer |
| Ca | |
| Type | tuft |
| Cultivation | sunny site with a deep, drained soil alpine house, rich, drained soil, sun |
| Propagation | scarified seed in spring, germ. 1-3 months, 16-21°C division in fall; cuttings in late summer |
| Territory |
Northern America
Western Canada (British Columbia ) Northwestern U.S.A. (Colorado , Montana , Wyoming ) North-Central U.S.A. (North Dakota , Nebraska , South Dakota ) South-Central U.S.A. (New Mexico) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
| Comments | FABACEAE
rhombifolia divaricarpa (A.Nelson) Isely, Brittonia 30: 470 (1978)
|