Petiole to 4.5 cm, densely brown woolly; leaf blade ovate to lanceolate or elliptic, rarely oblate, 3-9 X 1.5-4.5 cm, adaxially densely pubescent, abaxially densely pubescent, densely brown woolly along veins, base sometimes slightly oblique, cuneate to rounded, margin serrate, apex rounded to acute; lateral veins 6-9 on each side of midrib, distinct or indistinct. Cymes (1-)3-15-flowered; peduncle 4.5-24 cm, sparsely pubescent or brown woolly and glandular pubescent; bracts 2, oblong to lanceolate, 4-9 X 1-2 mm, densely brown woolly, margin entire. Pedicel 0.4-1.5(-3) cm. Calyx segments oblong to lanceolate or ovate, 4-7 mm, margin entire. Corolla pink to lavender, 1.5-2.5 cm, outside glabrous to puberulent; tube narrowly campanulate to broadly tubular, ampliate from base to mouth, 1.3-2 X 0.7-1 cm; limb barely 2-lipped; adaxial lip 2-sect from near base, all lobes 3-5 X 4-5 mm. Stamens adnate to corolla 5-10 mm above base, 8-10 mm; filaments slender, glabrous; anthers broadly oblong, 2-loculed, dehiscing longitudinally, connective glabrous; staminode 1, 0.5(-7) mm. Disc ca. 1.2 mm, entire. Pistil often slightly exserted, 1.6-2.5 cm, glabrous to sparsely puberulent. Stigma 1, disc-shaped. Capsule 4-5 cm. Fl. Apr-Jun, fr. Jun.