Annuals, to 15 cm. Stems erect (peduncles sometimes sinuous), branched distally, glabrous proximally, villous distally. Leaves linear, 3–20 × 0.5–1 mm, (± fleshy) margins entire, faces sparsely hairy. Involucres obconic to campanulate, 4–6 mm. Phyllaries (± persistent) usually 4–6 (in 1 series), elliptic to ovate, glabrous but for hairy apices. Receptacles subulate, papillate, glabrous. Ray florets 6–9; corolla laminae broadly elliptic, 2.5–5 mm. Anther appendages subulate. Cypselae gray, narrowly clavate, to 2 mm, sparsely hairy; pappi usually of 1–4 translucent, white to yellowish, subulate, aristate scales (sometimes 0 in some florets within heads). 2n = 16.
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