Herbs perennial. Stem 15-25 cm, branched from base, strigose. Petiole 0.5-1.7 cm, winged; leaf blade rhombic in outline, upper blades circular, pinnatipartite; lobes linear or ovate, margin ciliate, apex acute. Verticillasters 4-8-flowered; bracteoles lanceolate, 7-12 mm, apex conspicuously awned spinescent, densely villous, capitate glandular. Calyx narrowly campanulate; tube sparsely tomentose, glandular hairy; teeth ovate, acute, 6-7 × 4-5 mm. Corolla ca. 2 × as long as calyx; lobes of upper lip 2-lobulate; middle lobe of lower lip emarginate, lateral lobes oblong.
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