| Family | POLYGONACEAE |
| Genus species | Eriogonum simpsonii Benth. |
| Bibliography | Prodr. [A.P.de Candolle] 14: 18 (1856) |
| Native Range | w. USA to New Mexico |
| Habitat | stony grassland |
| Altitude | 1400-2300m |
| Description | densely lanate or tomentose, leaves narrowly elliptic, 1-2cm, abaxially densely white tomentose, margins involute, inflorescence 2-4cm, sometimes subglabrous, involucres 3mm |
| Size | 10-95cm |
| Color | white, rose |
| Bloom | summer |
| Ca | |
| Type | shrub |
| Cultivation | sunny site with a deep, drained soil alpine house, rich, drained soil, sun |
| Propagation | seed in spring, germ. 1-3 months, 13-18°C cuttings in late summer |
| Synonyms | Eriogonum effusum var. foliosum Torr. & A.Gray Eriogonum effusum ssp. nelsonii (L.O.Williams) S Stokes Eriogonum effusum ssp. simpsonii (Benth.) S.Stokes Eriogonum friscanum M.E.Jones Eriogonum macdougalii Gand. Eriogonum microtheca var. foliosum (Torr. & A.Gray) Reveal Eriogonum microtheca ssp. intermedium S.Stokes Eriogonum microtheca ssp. macdougalii Gand. Eriogonum microtheca var. macdougalii (Gand.) S.Stokes Eriogonum microtheca var. simpsonii (Benth.) Reveal Eriogonum nelsonii L.O.Williams Eriogonum simpsonii var. floccosolanatum Benth. |
| Territory | 7 Northern America 73 Northwestern U.S.A. (COL Colorado, IDA Idaho, MNT Montana, WYO Wyoming) 76 Southwestern U.S.A. (ARI Arizona, CAL California, NEV Nevada, UTA Utah) 77 South-Central U.S.A. (NWM New Mexico) |