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FOC | Family List | FOC Vol. 24 | Liliaceae | Polygonatum

5. Polygonatum inflatum Komarov, Mém. Acad. Imp. Sci. Saint Pétersbourg. 18: 442. 1901.

毛筒玉竹 mao tong yu zhu

Polygonatum inflatum var. rotundifolium Hatusima; P. virens Nakai.

Rhizome terete, 6--10 mm thick. Stem arching, 50--80 cm, glabrous. Leaves 5--9, alternate; petiole 0.5--1.5 cm; leaf blade ovate to broadly elliptic, 8--16 × 7--9 cm, glabrous, abaxially glaucous, base rounded, apex obtuse to shortly acuminate. Inflorescences 2- or 3-flowered; peduncle 2--4 cm; bracts 2 or 3, borne at base of pedicel, linear-lanceolate, 8--12 × 1.5--3 mm, membranous, 3--5-veined, caducous. Flowers pendulous; pedicel 4--6 mm. Perianth pale green, campanulate-cylindric, slightly constricted near mouth, 1.8--2.3 cm × 5--6 mm; lobes 2--3 × 3--4 mm. Filaments ± compressed, ca. 4 mm, free part cottony with uniseriate, short hairs; anthers ca. 4 mm. Ovary ca. 5 mm. Style ca. 1.5 cm, scarcely exserted. Berries blue-black, 1--1.2 cm in diam., 9--13-seeded. Fl. May--Jul, fr. Aug--Sep. 2 n = 22*.

Forests, forest margins; near sea level to 1000 m. Heilongjiang, Jilin, Liaoning [Japan, Korea].


 

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