Plants 3-7 cm tall; stems quadrangular, densely villosulous, becoming glabrescent. Petiole 5-20 mm, villosulous; leaf blade drying papery and grayish brown, broadly elliptic-oblong to obovate, 4.5-11 × 2.5-7.5 cm, villosulous on both surfaces or glabrescent adaxially, base cuneate to truncate and often shortly decurrent, apex rounded or broadly obtuse and shortly cuspidate; secondary veins 8-12 pairs, slender; stipules 1-2 mm, obtuse and partially reflexed. Inflorescences densely villosulous; bracts 1.5-1.7 mm. Calyx pilosulous, villosulous, or glabrous; hypanthium portion obovoid-ellipsoid, ca. 1.7 mm; lobes linear-lanceolate to narrowly triangular, 1.7-2 mm, acute to acuminate. Corolla pale red, glabrous outside; tube ca. 19 mm, ca. 1 mm in diam. at base, 3-3.5 mm in diam. at throat, sparsely villous inside; lobes elliptic or ovate-elliptic, ca. 3 mm, rounded. Fruit purplish red, 2.5-3 mm in diam.; seeds 0.2-0.3 mm. Fl. Apr, fr. Jul.
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