Hemizonia pungens (Hooker & Arnott) Torrey & A. Gray subsp. laevis D. D. Keck, Madroño 3: 14. 1935; H. laevis (D. D. Keck) D. D. Keck

Leaves: margins bristly-ciliate, faces glabrous but for bristly midribs. Paleae little, if at all, exserted, apices obtuse to acute, sometimes apiculate. 2n = 18.

Flowering Apr–Sep. Open, ± alkaline flats, depressions, stream banks and beds, grasslands, disturbed sites; of conservation concern; 90–500 m; Calif.; Mexico (Baja California).

Subspecies laevis is known only from the interior South Coast region and Peninsular Ranges.