《中国植物志》|| 桃金娘科 MYRTACEAE ||香胶蒲桃系 Ser. Balsamea Chang ||西藏蒲桃 Syzygium xizangense Chang & Miau

25. 西藏蒲桃
Syzygium xizangense Chang et Miau, 西藏植物志3, 1985.
乔木，高达25米；嫩枝圆形，无毛，干后灰褐色。叶片薄，纸质，长圆形或椭圆形，长8-23厘米，宽3.5-6.2厘米，先端渐尖，有时短急尖，基部阔楔形，上面干后深绿色，稍发亮，下面浅绿色，无毛，两面均有明显细腺点，侧脉9-10对，彼此相隔8-16毫米，以75度交角走向边缘，侧脉间有第二次平行支脉，边脉离边缘2-5毫米；叶柄长7-13毫米。聚伞花序生于无叶老枝上，长2-6厘米，有花4-7朵，总梗长1厘米；花梗长4-8毫米，二者均有疏毛；花蕾倒卵形，长6-7毫米；萼管长4-5毫米，有微毛，萼齿4，半圆形，长1.5-2毫米；花瓣4，倒卵形，长5-6毫米，白色；雄蕊长6-10毫米；花柱长4-5毫米。
产西藏墨脱一带，海拔800-1000米，阔叶林中。

《Flora of China》|| Myrtaceae || Syzygium ||西藏蒲桃 Syzygium xizangense

28. Syzygium xizangense Hung T. Chang & R. H. Miao in Hung T. Chang, Fl. Xizang. 3: 343. 1986.

西藏蒲桃 xi zang pu tao

Trees, to 25 m tall. Branchlets grayish brown when dry, terete, glabrous. Petiole 0.7-1.3 cm; leaf blade oblong to elliptic, 8-23 × 3.5-6.2 cm, thinly papery, abaxially pale green when dry, adaxially dark green and slightly glossy when dry, both surfaces with conspicuous small glands, abaxially glabrous, secondary veins 9-10 on each side of midvein, 0.8-1.6 cm apart, ascending at an angle of ca. 75° from midvein, and with another small parallel vein between them, intramarginal veins 2-5 mm from margin, base broadly cuneate, apex acuminate to sometimes acute. Inflorescences lateral on leafless branches, cymes, 2-6 cm, 4-7-flowered; peduncle ca. 1 cm. Flower buds obovoid, 6-7 mm. Pedicel 4-8 mm, with sparse trichomes. Hypanthium 4-5 mm, villosulous. Calyx lobes 4, semiorbicular, 1.5-2 mm. Petals 4, white, distinct, obovate, 5-6 mm. Stamens 6-10 mm. Style 4-5 mm. Fl. Jun-Jul.

● Broad-leaved evergreen forests; 800-1000 m. Xizang (Mêdog).