Shrublets 20-30 cm tall. Stems 4-sided, stoloniferous, densely pilose and with spreading glandular trichomes. Petiole 1-4.5 cm, patently setose; leaf blade ovate to elliptic-ovate, 5-8 × 2.3-4.5 cm, papery to stiffly papery, abaxially densely puperulous, adaxially puberulous and sparsely strigose or villous, secondary veins 3 on each side of midvein, base obtuse to rounded, margin serrulate with each tooth having a terminal seta, apex acute to shortly acuminate. Inflorescences terminal, umbellate cymes or umbellate, 3-7 cm, puberulous and with sparse glandular trichomes. Pedicel ca. 1 cm. Hypanthium funnel-shaped, ca. 5 mm, puberulous and with sparse glandular trichomes. Calyx lobes linear-lanceolate, ca. 1 mm. Petals purplish red, oblong-ovate, ca. 10 × 5 mm, slightly oblique, apex acuminate. Stamens subequal, 1-1.2 cm; anthers 5-6 mm. Longer stamens with connective slightly prolonged below anthers. Shorter stamens with connective decurrent, forming a short spur, abaxially setose tuberculate. Ovary ovoid, apex with a membranous crown, crown margin with glandular trichomes. Capsule cup-shaped; hypanthium ca. 5 × 4-6 mm, 4-sided, pilose and with sparse glandular trichomes. Fl. Aug-Oct, fr. Oct.
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