宽叶齿缘草 kuan ye chi yuan cao

Herbs perennial, 15-20 cm tall. Stems several, cespitose, not branched, pubescent, with persistent withered leaves and branches at base. Basal leaves several; petiole 3-5 cm; leaf blade lanceolate to elliptic-lanceolate, 4.5-6 × 1.5-2 cm, pubescent, base attenuate, apex rounded to obtuse; stem leaves lanceolate, 1-4 cm × 5-12 mm, base cuneate, apex pungent. Inflorescences 2 or 3, terminal on stems. Pedicel 3-6 mm, sparsely pubescent, lowest pedicel to 3 cm. Calyx lobes ovate-oblong to ovate-lanceolate, ca. 1 mm, slightly enlarged in fruit, densely appressed pubescent outside, subglabrous inside. Corolla white, campanulate-rotate; tube ca. 1 mm; appendages nearly semiorbicular, fleshy, distinctly exserted, basal center papillate; limb 5.5-6 mm wide; lobes obovate, 1.5-2 mm. Anthers oblong. Gynobase ca. 1 mm. Style ca. 1 mm. Nutlets dorsiventrally compressed, 2.5-3 × 1.5-2 mm excluding marginal glochids, sparsely pubescent adaxially; disc ovate to broadly ovate, slightly convex, with many hairs; marginal glochids triangular-lanceolate, 0.5-1.2 mm, free or confluent into a wing; attachment scar at middle adaxially, ovate. Fl. and fr. Jun-Jul.

Meadows, thickets, marshes, forest margins; 2000-3200 m. Xinjiang [Kazakhstan].