Leaves 1-3+ cm, often ± fleshy. Ray or pistillate corollas 0.6-1 mm (obscurely zygomorphic). Disc corollas 0.6-1 mm. Cypselae black, 1.5-2 mm; pappi of white or purplish, apically ± muticous scales 0.5-0.8 mm. 2n = 16. Flowering spring. Coastal bluffs, dunes, beaches; 0-40+ m; Calif.; Mexico (Baja California); South America.