Small shrubs, ca. 1 m tall; young shoots slender, densely coarsely reddish strigose. Petiole ca. 3 mm, pale red-strigose; leaf blade thinly leathery, oblong or oblong-elliptic, 1–1.5(–2.6) × 0.7–1.3 cm; base subrounded; margin slightly revolute; apex acute and mucronate; abaxial surface yellowish brown strigose; adaxial surface sparsely coarsely strigose or glabrous except for hairs at base of midrib. Inflorescence terminal, usually 3–6-flowered. Pedicel ca. 0.6 cm, densely reddish strigose; calyx obscure, densely strigose; corolla funnel-campanulate, white, upper lobe with purple flecks, ca. 1.1 cm; tube cylindric, 5–6 × ca. 3 mm, outer surface sparsely strigose, inner surface puberulent; lobes unequal, oblong, ca. 0.5 × 0.3 cm; stamens 5, unequal, 1.3–1.6 cm, exserted, filaments flat, glabrous; ovary ovoid, ca. 3 mm, densely coarsely silky yellowish brown-strigose; style ca. 1 cm, shorter than stamens, sparsely coarsely strigose to middle. Fl. May–Jun.