Description from Flora of China
Stems 1-3, brownish, cespitose, stout, ± flexuous at nodes. Basal leaves broadly petiolate; leaf blade 5-10 × 4-9 cm, base abruptly narrowing, margin irregularly undulate and with obtuse teeth, apex rounded, obtuse, or acute. Stem leaves alternate, middle ones petiolate; leaf blade ovate, 5-9 × 2-5 cm, base tapering, apex obtuse to acute. Apical leaves subsessile; leaf blade oblanceolate to linear-elliptic, 1.7-5.5 × 0.6-1.8 cm. Cymes terminal and subterminal, dense, forming a flat-topped panicle, 2-8 × 2-9 cm; pedicels red, 6-10 mm. Sepals oblong-lanceolate, base connate, apex obtuse to acute. Petals purplish red, skiff-shaped, obovate-lanceolate, apex acute. Epipetalous stamens equaling petals; anthers brown-red. Nectar scales oblong-cuneate, ca. 0.5 mm, apex retuse. Carpels erect, ovoid, base abruptly contracted and stipitate. Styles ca. 1 mm. Seeds ovoid-oblong, ca. 1 mm. Fl. Oct, fr. Nov-Dec.
* Rocks on hillsides. C Anhui (Lujiang Xian).