Plant: Annual or perennial herb, diminutive or mat-forming, hairy Leaves: odd-1-pinnate; leaflets 8-12, 3-10 mm, ± round to obovate-oblong, often folded, shallowly lobed, wavy INFLORESCENCE: generally 14-16 mm wide, ovoid or short-cylindric; bracts generally ± conspicuous, 1-1.5 mm wide Flowers: calyx ± 7-8 mm, lobes needle-like, generally > tube, shaggy-hairy, tube 10-ribbed; petals < sepals, whitish or lavender; stamens 9-10 Fruit: legume, indehiscent, included in or slightly exserted from calyx; Seed 1,often ± reniform, generally hard, smooth Misc: Desert flats, washes; < 900 m.