Description from Flora of China
Shrubs to 50 cm tall. Stems terete, densely puberulous and with glandular trichomes or setose when young. Petiole very short to nearly absent; leaf blade ovate to lanceolate-ovate, 15-17 × 5-6 cm, papery, abaxially puberulous on veins, sparcely patently setose, and yellow glandular, adaxially puberulous on veins otherwise glabrous, secondary veins 2 on each side of midvein, base rounded to subcordate, margin entire or inconspicuously denticulate, apex acuminate. Inflorescences terminal, panicled cymose, ca. 4 × 2 cm, puberulous. Pedicel 2-3 mm. Hypanthium funnelform, ca. 5 mm, glandular. Calyx lobes spatulate, ca. 2.5 mm, glandular, apex rounded. Petals 4, red, oblong-ovate, ca. 4 mm, base obtuse, apex acuminate. Stamens 4; filaments ca. 4 mm; anthers linear-lanceolate, ca. 4 mm, slightly curved; connective, extended to a discoid base. Ovary half inferior, ovoid, 4-celled, ± glandular. Capsule ca. 6 × 4 mm, 4-sided, glandular, crowned by hypanthium lobes. Fl. ca. Aug, fr. Oct.
● Dense mixed forests, mountain slopes; ca. 400 m. Guangxi.