Plants perennial. Roots thickened, woody. Stems several from one caudex, ascending or erect, 20-30 cm tall, white villous. Leaves sessile; blade elliptic or spatulate, 1-3 × 0.5-1.2 cm, abaxially hirsute (sometimes only along veins), adaxially sparsely hirsute, base attenuate, margin entire, crenulate, or serrulate, apex obtuse. Flowers terminal, solitary or in cymes; pedicels slender. Hypanthium obconic or campanulate, base cuneate, setose along veins; calyx lobes subulate, 2-4 mm, setose along veins, hirsute on margin; sinuses obtuse. Corolla blue or white, campanulate, ca. 8 mm; lobes somewhat longer than tube, outside sparsely villous. Style slightly shorter than corolla. Capsule obovoid or obovoid-obconic, 3-4 mm in diam. Seeds yellow, oblong, ca. 0.5 mm. Fl. Jan-Mar.

● Sandy herb communities, thickets by rivers, shaded rocks by streams; lower elevations. Guangxi (Tian’e), S Yunnan (Xishuangbanna).