| Family | FABACEAE |
| Genus species | Astragalus simplicifolius (Nutt.) A.Gray trib. Galegeae |
| Bibliography | Proc. Amer. Acad. Arts 6: 231 (1865) |
| Native Range | Wyoming |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Description | silvery hirsute, leaflets solitary, oblanceolate to linear, 2cm long, bracts lanceolate, acuminate, flowers solitary, calyx appresed hirsute, corolla 6-8mm long |
| Size | 5-10cm |
| Color | white |
| Bloom | late spring, summer |
| Ca | |
| Type | perennial |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | scarified seed in spring, germ. 1-3 months, 10-13°C cuttings in late summer |
| Synonyms | Astragalus exilifolius A.Nelson Astragalus lingulatus E.Sheld. Homalobus exilifolius (A.Nelson) Rydb. Homalobus lingulatus (E.Sheld.) Rydb. Homalobus simplicifolius (Nutt.) Rydb. Phaca simplicifolia Nutt. Tragacantha simplicifolia (Nutt.) Kuntze |
| Territory | 7 Northern America 73 Northwestern U.S.A. (WYO Wyoming) |