Astragalus lentiginosus var. kennedyi (Rydb.) Barneby

Cystium kennedyi Rydberg, sp. nov
A perennial, with a taproot; stems 3-5 dm. high, decumbent at the base, canescent with short kinky hairs; leaves ascending, 8-12 cm. long; stipules triangular-deltoid, spreading, deciduous; leaflets 11-21, elliptic to obovate, 1-2 cm. long, 5-10 mm. wide, obtuse to retuse, short-pubescent on both sides with kinky hairs; peduncles 5-10 cm. long, erect; racemes elongate, lax, 5-15 cm. long; pedicels short; bracts subulate, 3-4 mm. long; calyx dark-hairy, the tube 5 mm. long, the teeth subulate, 2-3 mm. long; corolla purple, about 15 mm. long; banner elongate-obovate, bent at an angle of about 45°; wings slightly arcuate, shorter, the blade oblong, with a large basal auricle; keel-petals more arcuate and rounded at the apex; pod papery, glabrous, ovoid, long-acuminate, 2.5-3 cm. long, 1.5 cm. thick.
Type collected in the Carson Sink Region, October, 1907, Kennedy 1691 (herb. N. Y. Bot. Gard.).
Distribution: Nevada.