白花列当 bai hua lie dang

Herbs 35-65 cm tall, glandular pubescent. Stems erect, thick. Leaves ovate or ovate-lanceolate, 2-3 cm X 6-8 mm, along with bracts, calyx, and corolla lobes glandular pubescent at margin and abaxially. Inflorescences spicate, 10-22 cm, many flowered; bract lanceolate, 2-2.5 cm, apex long acuminate or caudate-acuminate; bractlets absent. Calyx usually 2-parted to base; segments ovate, oblong, or lanceolate, 1-1.5 cm, entire or irregularly 2-lobed; lobes lanceolate, unequal. Corolla usually pinkish white or whitish, campanulate, slightly curved, 2-2.5 cm; tube enlarged; upper lip entire or emarginate; lower lip slightly shorter than upper; lobes subrounded, ca. 3 mm in diam., dentate, villous. Filaments 0.9-1.2 cm, base sparsely pubescent, glandular pubescent upward; anthers oblong, ca. 1.5 mm, pubescent. Pistil 1.6-1.8 cm; ovary oblong, densely glandular pubescent. Style ca. 1 cm, densely glandular pubescent; stigma usually red, 2-lobed, lobes semirounded. Capsule oblong, 1-1.2 cm X ca. 3 mm. Seeds oblong, ca. 0.4 X 0.2 mm. Fl. Apr-Jun, fr. Jul-Aug. 2n = 38.

Slopes, valleys, roadsides; 2500-3700 m. NW Sichuan, SE Xizang [Afghanistan, Kashmir, Nepal, Pakistan, Turkmenistan; SW Asia, Europe].