Stems cespitose, 3-10 cm tall, sparsely short appressed pubescent upward, subglabrous below. Basal leaves oblan-ceolate to spatulate, 1.2-2.4 cm × 1.5-4.5 mm, abaxially sparsely short appressed pubescent, adaxially glabrous, base attenuate, apex rounded, mucronate; stem leaves smaller. Pedicel to 1 cm. Flowers solitary in leaf axils. Calyx ca. 1.5 mm; lobes narrowly lanceolate, ca. as long as corolla tube, short appressed pubescent outside. Corolla white or light blue; tube ca. 1.3 mm; throat appendages slightly 2-cleft; lobes suborbicular, ca. 0.8 mm. Stamens inserted at middle of corolla tube; anthers ovoid. Nutlets narrowly obovate, 1.5-2 mm, with glochids 0.4-0.8 mm, short hispid, with cupular or crownlike emergences. Fl. and fr. Jul-Aug.