Shrubs 1.2-3 m tall. Branchlets glandular granulose, early glabrescent, shallowly canaliculate when young, cylindric with ridges at maturity; pith hollow. Petiole slightly canaliculate, (1-)1.8 cm; leaf blade oblong to narrowly lanceolate, 11-21 × 3.5-7(-8) cm, papery, glandular granulose, early glabrescent, inconspicuously orange punctate-lineate, base subrounded or obtuse, margin coarsely serrate or serrate-denticulate with punctate and callose teeth, apex acute or short acuminate; lateral veins 9-12 on each side of midrib, ending in teeth, submarginal vein absent. Inflorescences axillary and terminal, paniculate, 2-4 cm, glabrous; bracteoles lanceolate, margin ciliate, apex acute. Flowers 2-3 mm. Calyx lobes ovate, obscurely orange punctate-lineate, margin ciliate, apex acute. Corolla white, campanulate, orange punctate-lineate; lobes ovate, margin minutely crenulate, as long as tube or longer, apex obtuse. Stamens inserted at middle of corolla tube; anthers ovate or reniform, ca. as long as filaments. Pistil included. Style slender, persistent; stigma sometimes 4-lobed. Fruit ovoid, ca. 2.5 mm in diam., slightly ribbed; persistent calyx lobes closed at fruit apex. Fl. Feb-Mar, fr. Oct.
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