| Family | FABACEAE |
| Genus species | Astragalus filifolius A.Gray trib. Galegeae |
| Bibliography | Pacif. Railr. Rep. Whipple, Bot. 4(5; 4): 80 (1857) |
| Native Range | wc. & c. USA |
| Primary Biome | Temperate |
| Habitat | steppes |
| Description | silvery grey, leaves mostly reduced. rachis filiform, 5-12cm long, flowers 5-10 in raceme, flowers to 1cm, pod ventricose, purple spotted, glabrous, 2-4cm |
| Size | 5-15cm |
| Color | yellow-white |
| Bloom | 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 angustus var. imperfectus M.E.Jones Astragalus angustus var. longifolius (Pursh) M.E.Jones Astragalus ceramicus var. filifolius (A.Gray) F.J.Herm. Astragalus ceramicus var. imperfectus E.Sheld. Astragalus ceramicus var. longifolius (Pursh) Rydb. Astragalus longifolius (Pursh) Rydb. Astragalus mitophyllus Kearney Astragalus pictus var. filifolius A.Gray Orobus longifolius (Pursh) Nutt. Phaca longifolia Nutt. Psoralea longifolia Pursh |
| 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, SDA South Dakota) 75 Northeastern U.S.A. (OHI Ohio) 76 Southwestern U.S.A. (ARI Arizona) 77 South-Central U.S.A. (NWM New Mexico, TEX Texas) |