8. Orobanche coerulescens Stephan in Willdenow, Sp. Pl. 3: 349. 1800.
列当 lie dang
Orobanche ammophila C. A. Meyer; O. bodinieri H. Léveillé; O. canescens Bunge; O. coerulescens var. albiflora Kuntze; O. coerulescens f. korshinskyi (Novopokrovsky) Ma; O. coerulescens f. pekinensis Beck; O. korshinskyi Novopokrovsky; O. mairei H. Léveillé; O. japonensis Makino; O. nipponicaMakino; O. pycnostachya Hance var. yunnanensis Beck.
Herbs biennial, 15-40(-50) cm tall, densely villous. Stems erect, unbranched. Leaves ovate-lanceolate, 1.5-2 cm X 5-7 mm, along with bracts and calyx densely villous at margin and abaxially. Inflorescences 10-20 cm; bract similar to leaves; bractlets absent. Calyx 1.2-1.5 cm, 2-parted almost to base; segments divided to half; lobes narrowly lanceolate, 3-5 mm. Corolla dark blue, blue-purple, pale purple, or yellow, 2-2.5 cm; tube constricted, open upward; upper lip 2-lobed, rarely emarginate. Filaments 1.2-1.4 cm, usually villous; anthers ovoid, ca. 2 mm, glabrous. Pistil 1.5-1.7 cm; ovary ellipsoid. Style as long as filaments, usually glabrous; stigma 2-lobed. Capsule ovoid-oblong or oblong, ca. 10 X 4 mm. Seeds irregularly ellipsoid or long ovoid, ca. 0.3 mm. 2n = 38.
Slopes, grasslands; 900-4000 m. Gansu, Hebei, Heilongjiang, Hubei, Jilin, Liaoning, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shandong, Shanxi, Sichuan, Xinjiang, Xizang, Yunnan [Japan, Kazakhstan, Korea, Kyrgyzstan, Mongolia, Nepal, Russia, Turkmenistan; Europe].
Parasitic on species of Artemisia Linnaeus.
The whole plant is used medicinally for invigorating the kidneys and strengthening yang, relaxing the bowels, strengthening bones and muscles.
Plants with white-yellow flowers, which have been recognized as f. korshinskyi or var. albiflora, are distributed in Gansu, Hebei, Heilongjiang, Liaoning, and Nei Mongol, as well as in
Europe, Mongolia, and Russia.