Shrubs to 1 m tall. Stems obtusely 4-sided; branches densely puberulous, glabrescent. Petiole 4-10.5 cm, densely puberulous; leaf blade ovate, 10-19 × 5.5-11 cm, papery to substiffly papery, abaxially puberulous and glandular squamose on veins, adaxially slightly and shortly strigose among veins otherwise slightly furfuraceous, secondary veins 3 on each side of midvein, base broadly obtuse, margin serrulate, apex acuminate. Inflorescences inserted at petiole scars, umbellate, 2-or 3-flowered; bracts subulate, small, caducous. Pedicel 0.6-1.2 cm, densely puberulous. Hypanthium campanulate-funnelform, to 4 mm, obtusely 4-sided, puberulous. Calyx lobes oblanceolate, ca. 1 mm, both surfaces puberulous, apex acuminate. Petals dark red, ovate, ca. 7 × 4 mm, ± puberulous, apex acuminate. Stamens equal; filaments ca. 4 mm; anthers lanceolate, ca. 4.5 mm, 2-tuberculate at base; connective inflated, extended, forming a ca. 0.8 mm clavate spur. Ovary broadly ovate, apex denticulate. Fl. Aug, fr. unknown.
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