Description from Flora of China
Perennials, stemless. Rhizome internodes inconspicuous. Leaves basal, opposite; petiole 1.5-5 cm X 3-6 mm; leaf blade narrowly elliptic to oblanceolate, 6-13 X 2-5.4 cm, leathery, sparsely appressed puberulent, adaxially densely minutely purple spotted, base cuneate, margin entire, apex acute; lateral veins ca. 4 on each side of midrib, inconspicuous. Cymes 5-flowered; fruiting peduncle 15-28 cm, strigose; bracts 2, free, ovate, 1.5-2.5 X 0.8-1.2 cm, strigose, margin entire, apex acute. Pedicel ca. 2.2 cm, spreading glandular puberulent. Persistent calyx 5-sect from base; segments equal, linear-lanceolate, ca. 5.5 X 0.8 mm, outside densely glandular puberulent, inside glabrous, margin entire, apex attenuate. Corolla, stamens, and pistil unknown. Capsule erect, 4-6 cm. Fr. Jun.
* Rocks in forests on limestone hills. SW Guangxi (Longzhou Xian, Tiandeng Xian).