Herbs perennial, 20-30 cm tall. Stems cespitose, erect to ascending, densely pubescent. Petiole of basal leaves 2-4 cm, pubescent; leaf blade narrowly elliptic to oblanceolate, 2-3 × ca. 1 cm, densely white hispid, base attenuate, apex acute; stem leaves ± sessile, elliptic to ovate, 1-2 cm × 4-10 mm. Inflorescences terminal on stems and branches, to 10 cm in fruit, becoming racemose. Pedicel pubescent, 3-5 mm at anthesis, elongated to 1.5 cm. Calyx lobes linear, ca. 2 mm, narrowly ovate to ovate, ca. 1.5 mm at anthesis, slightly enlarged in fruit, with many white hairs outside, sparsely short pubescent inside. Corolla white, campanulate-rotate; tube ca. 1.5 mm; appendages transversely oblong, distinctly exserted from throat; lobes suborbicular, ca. 2 mm wide. Anthers ovate, ca. 0.5 mm. Gynobase ca. 1 mm. Nutlets dorsiventrally compressed, ca. 2.5 mm excluding marginal glochids, sparsely pubescent, adaxially tuberculate and somewhat pubescent; disc triangular-ovate, slightly convex, with many hairs; marginal glochids triangular, free or somewhat confluent at base; attachment scar at middle or slightly below adaxially, becoming carpophorelike. Fl. Jul.
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