Stems ca. 20 cm, densely rust-brown spreading hispid. Leaves in whorls of 3; petiole 1-1.5 cm; leaf blade narrowly ovate to ovate, 1.8-2.6 X 0.9-1.1 cm, leathery, adaxially glabrous and drying smooth, abaxially sparsely white appressed puberulent, not punctate, base rounded, margin entire, apex apiculate; lateral veins invisible. Cymes axillary, 1-flowered; peduncle absent; bracts deciduous. Pedicel ca. 8 mm, puberulent. Calyx reddish, 5-sect from base; segments subulate-lanceolate, 3-6 X ca. 1 mm, outside sparsely puberulent. Corolla red, central abaxial lobe yellow spotted, ca. 2.9 cm, outside puberulent, inside glabrous, mouth very strongly oblique; limb distinctly 2-lipped; adaxial lip strongly reflexed, entire, oblong, ca. 4 mm; abaxial lip ca. 9 mm, 3-parted, central lobe oblong, lateral lobes oblique, deltoid. Stamens exserted; filaments 1.7-2.1 cm; anthers coherent in pairs at apex, ca. 2 mm; staminode ca. 2 mm. Pistil ca. 3.2 cm; ovary with small glands. Style ca. 1.5 cm, sparsely puberulent. Capsule ca. 12 cm. Seeds with 1 hairlike appendage at each end, appendages 6.5-12 mm. Fl. Apr-May, fr. May.

* Forest margins in valleys or on tree trunks in forests of limestone hills; 700-800 m. S Yunnan (Cangyuan Xian).