Perennials, stemless. Rhizome internodes inconspicuous. Leaves basal, opposite; petiole 1.4-8 X 0.8-3 cm; leaf blade elliptic-ovate to elliptic, 6-24 X 4.4-16 cm, papery, sparsely puberulent, eglandular, base broadly cuneate and decurrent into broad wings of petiole, margin repand-denticulate to shallowly crenate, apex acute to rounded; lateral veins ca. 6 on each side of midrib, conspicuous. Cymes 5-19-flowered; peduncle 15-30 cm, glandular puberulent and sparsely puberulent; bracts 2, free, lanceolate to narrowly triangular, 1-1.3 cm X 2.5-4 mm, pubescent, margin entire, apex acute. Pedicel 1-3.8 cm, glandular puberulent. Calyx 5-sect from base; segments equal, lanceolate-linear, 1-1.2 cm X ca. 2 mm, outside puberulent and glandular puberulent, inside puberulent, margin entire, apex acute. Corolla white to purplish with 1 purple spot below adaxial lip, 3.6-4 cm, outside glandular puberulent, inside puberulent only on purple spot; tube nearly tubular, 2.5-2.8 X ca. 1 cm; adaxial lip 4.5-6 mm; abaxial lip 1.1-1.2 cm. Filaments ca. 1.2 cm, glandular puberulent only near apex; anthers fused by entire adaxial surfaces, ca. 2 mm, glabrous; staminodes 3, central ca. 0.5 mm, laterals 4.5-5 mm. Pistil 2.2-2.5 cm, densely glandular puberulent; ovary 1.3-1.6 cm. Stigma oblong, ca. 2 mm, 2-lobed. Fruit and seeds unknown. Fl. Nov.

* Known only from cultivation. Cultivated at the South China Institute of Botany in Guangzhou, Guangdong; possibly introduced from Guangxi.