Shrublets 30-40 cm tall, base woody. Stems 4-sided, sulcate, puberulous, glabrescent. Petiole 0.8-4(-5.2) cm, puberulous; leaf blade broadly elliptic to ovate, 5-12.5 × 3-6.5 cm, papery to stiffly papery, both surfaces puberulous, secondary veins 2 or 3 on each side of midvein, base cuneate, obtuse, or rarely shallowly cordate, margin subentire, ciliate, and sometimes denticulate with each tooth having a terminal seta, apex acuminate to acute. Inflorescences terminal or sometimes axillary, cymose umbellate; peduncle 0.5-3 cm, puberulous. Pedicel ca. 1 cm, puberulous. Hypanthium funnel-shaped, 4-sided, 8-ribbed, ca. 6 mm, puberulous. Calyx lobes lanceolate, ca. 5 mm, both surfaces puberulous, apex acuminate. Petals pink, red, or purple, broadly obovate, ca. 7 × 5 mm, very oblique, apex acute. Stamens equal or subequal in length, 1.1-1.3 cm; anthers ca. 7 mm, base tuberculate; connective decurrent, forming a short spur. Ovary ovoid, furfuraceous ciliate, apex 4-lobed. Capsule cup-shaped, exserted ca. 1.5 mm beyond hypanthium; hypanthium, ca. 4 × 4 mm. Fl. Jun, fr. Oct.
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