Stems 30-80 cm tall, much branched, densely stellate pubescent near apex, otherwise glabrous, shiny. Petiole 1.5-7 cm; stem leaf blade ovate-oblong to ovate-lanceolate, 4.5-12.5 × 3.2-9 cm, adaxially subglabrous or sparsely stellate pubescent and minutely hispid, abaxially glabrous to stellate pubescent, base cordate to cuneate, margin coarsely dentate, apex acute to long acuminate. Verticillasters many flowered, conspicuously pedunculate; floral leaves reduced toward stem apex, always longer than verticillasters; bracts linear-lanceolate, rarely subulate, (3-)6-11 cm, stellate puberulent. Calyx tubular, ca. 12 × 5 mm, splitting longitudinally, outside densely stellate puberulent, sometimes also stellate pilose with central arms of hairs very long; teeth circular, margin double toothed, apex tufted pilose inside, spines 1-1.5 mm. Corolla white, ca. 1.8 cm, glabrous outside, densely silky tomentose on upper lip, pilose on lower lip and back of tube; upper lip ca. 7 mm, margin denticulate, long barbate inside; lower lip 7-9 × 6-8 mm, middle lobe obovate, ca. 6 × 5 mm, margin undulate; lateral lobes ovate. Stamens included; filaments hairy, posterior 2 with a hooked reflexed basal appendage. Nutlets glabrous. Fl. Jul-Aug, fr. Sep.

* Forest margins, grassy slopes; 1900-3300 m. Sichuan, Yunnan.