Shrublets 50-70(-200) cm tall. Stems usually 4-sided, narrowly winged when young, slightly setose and puberulous on wings otherwise glabrous, often subterete when mature. Petiole (0.4-)2-20 cm, densely squamose and patently setose or densely puberulous and shortly setose; leaf blade lanceolate, ovate-lanceolate, or rarely elliptic, 2-14 × (0.7-)2.5-6.5 cm, membranous to papery, abaxially glabrous except densely puberulous and sparsely strigose on veins, adaxially glabrescent or sparsely puberulous and very sparsely strigose, secondary veins 1-3 on each side of midvein, base obtuse to rounded, margin serrulate to subentire but sparsely setose ciliate, apex acuminate. Inflorescences terminal or axillary, remotely cymose or a compound umbellate corymb, 1.5-8.5 cm, usually squamose and glandular setose. Pedicel 6-10 mm, finely puberulous. Hypanthium campanulate, 5-7 mm, 4-sided, 8-ribbed, patently setose and sparsely puberulous. Calyx lobes ovate, apex apiculate. Petals purple or sometimes pink, obovate, 6-10 mm, oblique. Longer stamens ca. 1.1 cm; anthers ca. 6 mm. Shorter stamens 7.5-8 mm; anthers 3-4.5 mm. Connective not or mi-nutely inflated at base. Ovary apically 4-denticulate. Capsule ovoid, 4-6 mm in diam.; hypanthium limb outside glabrous or glandular puberulous. Fl. Aug-Oct, fr. Dec-Feb.
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