Plant: Subshrub under 40 cm without prickles Leaves: leaves alternate, compound, leaflets usually more than seven pairs, <7 mm long, <2 mm wide, grayish pubescent INFLORESCENCE: generally head, axillary, few-flowered Flowers: flowers in heads with long red stamens conspicuous, about 20 mm long; pods pubescent, sword-shaped. Fruit: 5 cm, flat, dehiscent; 2 valves recurving; margins thickened; Seeds 1-several, often ± reniform, generally hard, smooth Misc: Sandy washes, slopes, mesas; ± 1500 m.; Mar-Apr