| Family | FABACEAE |
| Genus species | Astragalus tetrapterus A.Gray |
| Synonyms | Astragalus cinerascens (Rydb.) Tidestr. |
| Habitat | dry, stony grassland |
| Description | stems glabrous, sulcate, leaflets 15-21, narrowly linear, 12-20mm, flowers 5-9 in short raceme, calyx lobes aristate-subulate, corolla 15mm, pod 3-4cm, glabrous |
| Size | 20-30cm |
| Color | white |
| Bloom | 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, 10-13°C cuttings in late summer |
| Territory |
Northern America
Northwestern U.S.A. (Idaho , Oregon ) Southwestern U.S.A. (Arizona , Nevada , Utah) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
| Comments | FABACEAE
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