Description from 
Flora of China
 Convallaria odorata Miller, Gard. Dict., ed. 8,  Convalla-ria no. 4. 1768;  C. polygonatum Linnaeus;  Polygonatum hondoense Nakai ex Koidzumi;  P. japonicum C. Morren & Decaisne;  P. langyaense D. C. Zhang & J. Z. Shao;  P. maximowiczii F. Schmidt;  P. odoratum f.  ovalifolium Y. C. Chu et al.;  P. officinale Allioni;  P. officinale var.  papillosum Franchet;  P. planifilum Kitagawa & Hir. Takahashi;  P. quelpaertense Ohwi;  P. simizui Kitagawa;  P. thunbergii C. Morren & Decaisne;  P. vulgare Desfontaines.
Rhizome terete, 5--14 mm thick. Stem arching, 20--50(--100) cm, glabrous, angled. Leaves 7--12, alternate; petiole short; leaf blade abaxially glaucous, elliptic to ovate-oblong, 5--12(--20) × 3--6(--8) cm, often smooth, sometimes papillose-scabrous on veins, apex acuminate and obtuse tipped. Inflorescences 1--4(--8)-flowered; peduncle usually 1--1.5 cm; bracts small or absent. Flowers pendulous; pedicel 5--10(--20) mm. Perianth yellowish green to white, cylindric to campanulate-cylindric, 1.3--2(--2.5) cm; lobes ca. 3 mm. Filaments filiform, smooth or verruculose; anthers ca. 4 mm. Ovary 3--4 mm. Style 1--1.4 cm, included. Berries blue-black, 7--10(--12) mm in diam., 7--9-seeded. Fl. May--Jun, fr. Jul--Sep. 2 n = (18*), 20*, (21, 22*, 23, 26, 28, 29, 30, 40*).
Forests, shaded slopes; 500--3000 m. Anhui, Gansu, Guangxi, Hebei, Heilongjiang, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Liaoning, Nei Mongol, Qinghai, ?Shaanxi, Shandong, Shanxi, Taiwan, ?Zhejiang [Japan, Korea, Mongolia, Russia; Europe].