黄精 huang jing

Polygonatum chinense Kunth.

Rhizome usually shortly branched, subterete or tuberous terete, 1--2 cm thick. Stem erect or sometimes subscandent, 50--90(--140) cm, glabrous. Leaves in whorls of 4--6, sessile, abaxially glaucous, linear-lanceolate, 8--15 cm × 4--16 mm, glabrous, apex strongly cirrose or curved. Inflorescences umbel-like, usually 2--4-flowered; peduncle 1--2 cm; bracts borne at base of pedicel, subulate to linear-lanceolate, 3--5 mm, membranous, 1-veined, persistent. Flowers pendulous; pedicel (2.5--)4--10 mm. Perianth milky white to pale yellow, cylindric, slightly constricted in middle, 0.9--1.2 cm; lobes ca. 4 mm. Filaments 0.5--1 mm; anthers 2--3 mm. Ovary ca. 3 mm. Style 5--7 mm. Berries black, 7--10 mm in diam., 4--7-seeded. Fl. May--Jun, fr. Aug--Sep. 2 n = 20, 21, 22*, 24*, 26, 28, 36.

Forests, thickets, shaded slopes; 800--2800 m. Anhui, Gansu, Hebei, Heilongjiang, Henan, Jilin, Liaoning, Nei Mongol, Ningxia, Shaanxi, Shandong, Shanxi, Zhejiang [Korea, Mongolia, Russia (Siberia)].