Shrubs, evergreen, with long prostrate branches sometimes rooting, axillary shoots short and erect with persistent petioles. Branches solid, with crisped golden hairs; winter buds with several pairs of lanceolate and ciliate scales. Petiole 3-8 mm, grooved adaxially, ciliate; leaf blade broadly elliptic, 1-4.5 × 0.7-3 cm, leathery, both surfaces glabrous but adaxially hirsute on midvein, margin ciliate and revolute, both ends rounded to acute, apex sometimes cuspidate or retuse. Inflorescence axillary paired flowers at apices of short branches; peduncle 2-10 mm, glabrous to hirsute; bracts lanceolate, to 1 mm; bracteoles free, ovate, ca. 1/2 as long as bracts. Ovaries free, oblong, glaucous. Calyx lobes narrowly lanceolate to ovate-triangular, to 1 mm, margin ciliate, apex obtuse. Corolla bilabiate, ca. 1.4 cm, white, becoming yellow with reddish tube ca. 0.9 cm, outside glabrous, inside hirsute; tube shallowly gibbous toward base; upper lip 4-lobed, lobes ovate, ca. 1 mm; lower lip recurved. Stamens and style exserted from corolla tube; filaments and style sparsely stiffly hairy in lower part; stigmas globose. Berries black, glaucous, globose, 5-6 mm in diam.; seeds few, brownish, ellipsoid, compressed, 3-4 mm, shallowly reticulate. Fl. Jun-Jul, fr. Oct-Nov.
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