Astragalus laxmannii

Astragalus laxmannii, the standing milkvetch, Tanana milkvetch, or Laxmann's milkvetch, is a species of flowering plant in the family Fabaceae. It is native to Kazakhstan, Siberia, Mongolia, China, Korea, Japan (where it is called ムラサキモメンヅル (murasaki momenjiru - lit. purple cotton vine)), Canada, and the northwestern and north-central United States. A perennial reaching 16 in (41 cm), it is typically found in dry soils with little organic content in otherwise wetter areas. Asian populations were previously considered to be a separate species, Astragalus adsurgens Pall.....read more on Wikipedia.