Astragalus mollissimus var. matthewsii (S. Wats.) Barneby

Astragalus matthewsii S. Wats. Proc. Am. Acad 18: 192 1883.
Astragalus Bigelovii Matthewsii M. E. Jones, Rev. Astrag. 231. 1923.
A subacaulescent cespitose perennial, with a woody root ; stems very short, almost none ; leaves spreading, about 1 cm. long; stipules deltoid, 8-10 mm. long, densely white-silky on both sides; peduncles about 1 cm. long; racemes 4-5 cm. long, rather lax; bracts lanceolate, 5-7 mm. long; calyx loosely silky, the tube 6-7 mm. long, 3 mm. broad, the teeth subulate, 3 mm. long; corolla purplish, about 18 mm. long, like that of A. Bigelovii; pod obliquely ovoid, about 2 cm. long, 12 mm. thick, and 10 mm. wide, deeply sulcate on the lower suture, densely villous with white hairs.
Type locality: Fort Wingate, New Mexico. Distribution: Known only from the type locality.