景东白珠 jing dong bai zhu

Shrubs subprostrate, 15–30 cm tall. Twigs terete, densely cinnamon- or brown hirsute. Petiole 1–2 mm, hirsute; leaf blade obovate-elliptic or obovate-oblong, 1–2 × 0.5–1 cm, papery to leathery, abaxially densely hispidulous, adaxially glabrous, midvein slightly raised abaxially, secondary veins 2 or 3 pairs, secondary and fine veins inconspicuous on both surfaces, base cuneate-attenuate, margin denticulate-setose, apex obtuse or rounded, mucronate. Flowers solitary, axillary. Pedicel 2–3 mm, hirtellous; bracts absent; bracteoles 2, apical, broadly ovate, ca. 3 mm, leathery, cucullate, glabrous. Calyx lobes unequal, triangular-ovate, 3–5 mm, densely white ciliolate. Corolla white, 6–9 mm; lobes erect or recurved, oblong-ovate, 3–6 mm. Filaments rhomboid, ca. 1.5 mm, glabrous, papillate; anthers ca. 1 mm, thecae 1-awned. Ovary glabrous. Fruit unknown. Fl. Mar–May.

Shrub forests, roadsides on slopes; 2000–3000 m. WC Yunnan (Jingdong).