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6b. Malacothrix foliosa A. Gray subsp. polycephala W. S. Davis, Madroño. 44: 237. 1997.
Many-head desertdandelion
Stems usually 1, erect, branched distally. Distal cauline leaves narrowly triangular, usually pinnately lobed (near bases, lobes 1–2 pairs, narrow). Calyculi of 8–12+, oblong to linear bractlets. Involucres 5–7 × 2–4.5 mm. Phyllaries 12–16+ in 2–3 series. Corollas medium yellow, 5–9 mm; outer ligules exserted 1.5–3.5 mm. Cypselae ± cylindro-fusiform, 0.9–1.5 mm, ribs ± equal. 2n = 14.
Flowering Mar–Jul. Open sandy areas, dunes, between shrubs in chaparral; 0–100 m; Calif.
Subspecies polycephala is known only from San Nicolas Island.
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