Leaves 1-4 cm. Heads terminal. Peduncles 2-9 cm. Phyllary margins prominently ciliate. Disc florets corollas 1.5-2 mm. Cypselae 2-2.5 mm, bodies thickened, narrowly elliptic-lanceolate to elliptic. 2n = 6. Flowering (Feb-)Mar-Apr. Open sites, sandy soils, roadsides, mesquite savannas; 100-400 m; Tex.; Mexico (Chihuahua, Coahuila, Nuevo León).