旱生点地梅 han sheng dian di mei

Androsace bungeana Schischkin & Bobrov; A. villosa Linnaeus var. latifolia Bunge.

Herbs perennial, laxly cespitose. Shoots with internodes 1--2 cm, sparsely pilose when young, becoming glabrous, purplish brown. Leaves sessile, obscurely dimorphic. Outer leaves ligulate-oblong, 3--6 mm, glabrescent, long ciliate, apex obtuse to acute. Inner leaves elliptic-obovate to elliptic-oblanceolate, 5--15 X 2.5--4 mm, becoming dark brown when dry, abaxially sparsely hirsute or sometimes glabrescent, long spreading fimbriate-ciliate, adaxially glabrous or sparsely pubescent, base cuneate-attenuate, apex obtuse. Scapes solitary, 2--7 cm, sparsely villous; umbels 3--6-flowered; bracts narrowly elliptic to oblong-lanceolate, leaflike, often conduplicate, with long whitish hairs. Pedicel ca. as long as to shorter than bracts. Calyx ca. 3 mm, parted to middle; lobes ovate, white sericeous, apex subobtuse. Corolla white or pink, 6--9 mm in diam.; lobes obovate to oblong obovate, margin entire or nearly so. Fl. Jun-Jul. 2n = 20.

In rock crevices, dry stony slopes; 2800--3000 m. N Xinjiang [Kazakhstan, Mongolia, Russia; W North America]

This taxon is treated by most North American literature as Androsace chamaejasme Host subsp. lehmanniana (Sprengel) Hultén.