Herbs perennial. Stems ascending, ca. 25 cm tall, few branched, flaccid, puberulent. Petiole 0-3 mm; stem leaf blade broadly ovate-cordate, 1.5-2 × 1.7-2.3 cm, gray puberulent, base cordate, margin coarsely crenate, apex obtuse. Lower verticillasters axillary, upper, in ovoid spikes 1.2-3.7 cm; bracts leaflike, circular, margin crenate, ciliate; bracteoles linear, to 7 mm, ciliate. Calyx ca. 8.5 mm, puberulent, throat oblique; teeth 3-3.5 mm, subulate, posterior teeth longer, ciliate. Corolla violet, ca. 1.2 cm, puberulent; tube slender, ca. 8 mm. Nutlets broadly oblong. Fl. Jun-Jul, fr. Aug.
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