Description from
Flora of China
Herbs or subshrubs. Stems erect, branched, pubescent, glabrescent. Petiole 1-3 cm; leaf blade lanceolate-ovate to ovate, 6-13 × 1.5-6.5 cm, adaxially dark green, sparsely puberulent, abaxially minutely hispid on veins, base cuneate, margin double serrate except entire at base, apex acuminate. Spikes sessile, terminal and axillary, (2-)4-9(-11) cm, interrupted; verticillasters globose, 6-8 mm in diam., 12-14-flowered. Calyx ovoid-tubular, 2-2.5 mm, subglabrous or pubescent along veins outside; teeth triangular, equal, ca. 0.5 mm, ciliate, closed in fruit. Corolla shorter than to subequaling calyx, 2-2.1 mm, glabrous outside; tube ca. 1.6 mm, lobes subequal, triangular, apex obtuse; bearded portions of filaments included. Nutlets black, obovoid, ca. 0.8 mm. Fl. and fr. Sep-Nov.
* Valleys, forests; 1200-2300 m. Sichuan, Yunnan.