Herbs perennial. Stems 10-30 cm tall, much branched from base, ± diffuse, white when dry, minutely hispid. Leaves broadly ovate, 2.8-4 × 2.2-3.2 cm, leathery, adaxially sparsely minutely hispid, glandular, abaxially pubescent and more densely glandular, base cuneate to rounded, 1-or 2-pinnatipartite; lobes 2.2-4.2 mm wide, apex rounded or acute, short spinescent. Verticillasters ca. 6-flowered; bracteoles yellow-white, needlelike, 2-15 mm, sparsely white ciliate, margin glabrescent. Calyx narrowly tubular-campanulate, ca. 2.3 × 0.7 cm, densely puberulent, glandular, glabrous on tube otherwise pubescent inside; teeth oblong, 9-14 × 3.5-4.5 mm, leathery, acute, apex short spinescent. Corolla reddish, ca. 4.6 cm, white villous; upper lip ca. 3 × 1.1 cm, glabrous inside, lobes 2-lobulate; lower lip obovate-cuneate, ca. 2.5 × 1.2 cm; middle lobe ca. 11 × 5 mm, apex 2-lobulate; lateral lobes ovate, ca. 5 × 4 mm, emarginate. Anterior stamens ca. 2.8 cm, posterior stamens ca. 2.3 cm. Ovary glabrous. Fl. Jun.
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