| Family | FABACEAE |
| Genus species | Astragalus plattensis Nutt. trib. Galegeae |
| Bibliography | Fl. N. Amer. [J.Torrey & A.Gray] 1: 332 (1838) |
| Native Range | nw. & c. USA |
| Primary Biome | Temperate |
| Habitat | steppes |
| Description | stems ramose, procumbent, leaflets 13-23, oblong or elliptic, 5-15mm, acute to rounded, flowers in capitate raceme, flowers ca. 15mm long, pod ovoid, 10-15mm long |
| Size | 10-30cm |
| Color | yellowish white |
| Bloom | spring, early summer |
| Ca | |
| Type | perennial |
| Cultivation | sunny site with a deep, drained soil alpine house, rich, drained soil, sun |
| Propagation | scarified seed in spring, germ. 1-3 months, 10-13°C cuttings in late summer |
| Synonyms | Astragalus caryocarpus Torr. Astragalus crassicarpus var. pachycarpus (Torr. & A.Gray) M.E.Jones Astragalus mexicanus A.Gray Astragalus pachycarpus Torr. & A.Gray Geoprumnon pachycarpum (Torr. & A.Gray) Rydb. Geoprumnon plattense (Nutt.) Rydb. Phaca plattensis (Nutt.) MacMill. Tragacantha plattensis (Nutt.) Kuntze |
| Territory | 7 Northern America 73 Northwestern U.S.A. (COL Colorado, MNT Montana, WYO Wyoming) 74 North-Central U.S.A. (KAN Kansas, NDA North Dakota, NEB Nebraska, OKL Oklahoma, SDA South Dakota) 77 South-Central U.S.A. (TEX Texas) |