| Family | FABACEAE |
| Genus species | Astragalus riparius Barneby |
| Bibliography | Amer. Midl. Naturalist 55: 490 (1956) |
| Native Range | Idaho to Washington |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Altitude | 200-700m |
| Description | taproot, leaves pinnate, 10-20cm, leaflets 21-33, oblong to oblanceolate, adaxially glabrous, racemes 10-20-flowered, corolla 10-15mm, pod sessile, erect, glabrous, 1-3cm |
| Size | 10-30cm |
| Color | green-white |
| Bloom | spring, early 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 |
| Territory | 7 Northern America 73 Northwestern U.S.A. (IDA Idaho, WAS Washington) |