Stems (1.5-)8-16 cm, spreading puberulent. Basal stem leaves 1; petiole (0.3-)1.8-7.5 cm; leaf blade elliptic to ovate, (1-)7.5-12(-14) X (0.8-)4.5-6.5(-9.2) cm, puberulent, base sometimes slightly oblique, cordate, margin undulate-denticulate to serrate, apex obtuse; apical stem leaves usually 2, opposite, short petiolate or subsessile, leaf blade ovate-elliptic, (0.8-)3.5-8 X (0.5-)2-5.5 cm, base subcordate. Peduncle (0.2-) 2.2-5.5 cm; bract hoodlike, obovate, 6-10 mm. Pedicel 2-4 mm. Calyx 3.5-4 mm; lobes triangular. Corolla reddish to purplish or white, ca. 6 mm, inside sparsely puberulent centrally; tube ca. 4.5 mm; lips ca. 2 mm. Stamens ca. 2 mm; staminodes ca. 1 mm. Pistil ca. 3 mm; ovary puberulent toward style. Capsule ca. 2 mm in diam. Fl. Jun-Sep, fr. Sep.