Herbs erect, perennial. Stems ca. 90 cm tall, basally terete and woody, apically subglabrous or sparsely puberulent. Leaves subsessile; leaf blade ovate-lanceolate, 3.5-11 × 0.8-2.8 cm, glabrous, abaxially with small yellowish glands, base rounded, slightly decurrent, margin entire, apex caudate-acuminate. Spikes 3.5-4.5(-6) cm, verticillasters 2-flowered; bracts linear, as long as pedicel, subglabrous. Pedicel ca. 2.5 mm, puberulent. Calyx swollen in front at base, ca. 5 × 4.5 mm, base puberulent outside, throat pilose annulate, tube ca. 2.6 mm; middle tooth of upper lip oblate, ca. 2.4 × 3 mm, lateral teeth subcircular; lower lip teeth subulate. Corolla white, to 1.2 cm, glabrous, yellowish glandular outside, center of lip white bullate, hairy, tube ca. 5 × 1.8 mm; middle lobe spatulate, ca. 4 × 3.5 mm, apex apiculate; anterior lateral lobes oblong, ca. 1.8 × 1 mm; posterior lateral lobes obliquely triangular, ca. 1.2 × 2 mm. Stamens more than 2 × as long as corolla tube; filaments basally pubescent. Nutlets unknown. Fl. Jul.

* Thickets; ca. 1000 m. Guizhou.