Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Plants growing in loamy soils with Artemisia tridentata, Astragalus pushii, Carex sp., Chrysothamnus viscidiflorus, Eriogonum umbellatum, Elymus elymoides, Festuca idahoensis, Lupinus sp., Phacelia hastate, Phlox hoodia, Poa secunda, and Senecio sp. Dwarf and densely tufted, short-stemmed perennial herb from a taproot. Large plants can be up to about 7 cm tall and 15 cm wide but most individuals are smaller. Leaf stalks are stiff, straight and persistent with 9-17 leaflets. Leaves are 2.5 to 5.5cm long, and the leaflets are 1-3 mm, however the terminal leaflets is 1mm long. 2-8 flowers are born of Racemes that are immersed among the leaves with small, white pea like flowers. The banner has faint pink veins. The pod is stipitate and is not inflated. The pod remains green but turns papery.

D. Pensinger s.n., Jul 30, 2019
With Cheyney, M. Hankins, K.
CIC, Accession: 56636