Annuals, 1-15 cm. Stems erect to spreading or ascending. Leaf blades obovate to spatulate, 7-20 mm, sometimes 3-lobed, ultimate margins entire, plane (apices ± rounded), faces ± woolly. Heads usually borne singly. Peduncles 1-3 cm. Involucres broadly campanulate, 4-6 mm diam. Phyllaries 5-10, distinct. Ray florets 5-10; laminae usually cream or yellow, sometimes white with red veins, 3-4 mm. Disc florets 20-30; corollas 2-3 mm (tubes cylindric, throats funnelform, gradually dilated, lobes glandular; anther appendages subulate, not glandular). Cypselae ± 2 mm; pappi usually of 6-10 ± oblong scales 0.4-0.8 mm, rarely 0. 2n = 10 + 0-1 I or 0-3 B. Flowering Dec-Jul. Sandy or gravelly openings, creosote-bush or sagebrush scrublands, Joshua Tree or pinyon-juniper woodlands, or chaparral; 30-2400 m; Ariz., Calif., Nev., Utah; Mexico (Baja California).