篦毛齿缘草 bi mao chi yuan cao

Herbs perennial, cushionlike, 3-7 cm tall. Stems cespitose, not branched, densely appressed pubescent, frequently with persistent withered basal leaves and leaf bases. Basal leaves long petiolate; leaf blade spatulate, (6-)10-15 × 3-4 mm, appressed white pubescent, base attenuate, apex rounded. Lower inflorescences axillary or extra-axillary, 1-flowered; upper inflorescences 3- to several flowered. Pedicel sparsely pubescent, 2-5 mm; pedicel of single flowers to 1.2 cm. Calyx lobes erect at anthesis, ascending to divaricate, lanceolate to elliptic-lanceolate, ca. 1.5 mm, densely appressed pubescent outside, glabrous or nearly so inside. Corolla purple or light blue, campanulate-rotate; tube ca. 1.2 mm; appendages transversely oblong, papillose; limb ca. 5 mm wide; lobes suborbicular, ca. 2 mm wide. Anthers suborbicular, 0.3-0.4 mm. Gynobase flat, slightly raised in fruit becoming low fastigiate. Style ca. 0.5 mm. Nutlets dorsiventrally compressed, ca. 1 mm; adaxially protruding, glabrous; abaxially ovate, sparsely pubescent, margin hispid, with pectinate bristles or occasionally glochids; attachment scar at middle or slightly above middle adaxially. Fl. and fr. Jun-Aug.

* Slopes; 4100-4900 m. Qinghai (Zhidoi Xian), Xizang (Amdo Xian).