水翁蒲桃 shui weng pu tao

Calyptranthes mangiferifolia Hance ex Walpers; Cleistocalyx cerasoides (Roxburgh) I. M. Turner; C. operculatus (Roxburgh) Merrill & L. M. Perry; Eugenia cerasoides Roxburgh; E. clausa C. B. Robinson; E. divaricatocymosa Hayata; E. holtzei Mueller; E. operculata Roxburgh; Syzygium angkolanum Miquel; S. cerasoides (Roxburgh) Raizada; S. nodosum Miquel; S. operculatum (Roxburgh) Niedenzu.

Trees, to 15 m tall, many-branched. Bark grayish brown, thick. Branchlets flattened, furrowed. Petiole 1-2 cm; leaf blade oblong to elliptic, 11-17 × 4.5-7 cm, thinly leathery, both surfaces glandular punctate, secondary veins 9-13 on each side of midvein, 8-9 mm apart, and at an angle of 45°-60° from midvein, reticulate veins obvious, intramarginal veins ca. 2 mm from margin, base broadly cuneate to slightly rounded, apex acute to acuminate. Inflorescences lateral on leafless branches, paniculate, 6-12 cm. Buds oval, ca. 5 × 3.5 mm. Hypanthium hemispheric, ca. 3 mm, not stipitate. Calyptra 2-3 mm, apex beaked. Petals obsolete. Stamens 5-8 mm. Style 3-5 mm. Fruit violet to black when mature, broadly ovoid, 1-1.2 × 1-1.4 cm. Fl. May-Jun.

Forests, streams, also cultivated; 200-600 m. Guangdong, Guangxi, Hainan, Xizang (Cona), Yunnan [India, Indonesia, Malaysia, Myanmar, Sri Lanka, Thailand, Vietnam; N Australia].