单叶槟榔青 dan ye bing lang qing

Spondias haplophylla Airy Shaw & Forman, Kew Bull. 21: 17. 1967.

Trees, ca. 6 m tall; branchlets purplish brown, glabrous. Petiole 2-6 cm; leaf blade simple oblong-elliptic, 6-10 × 2-5.3 cm, mixed papillose and minutely pubescent on both surfaces especially along veins, base cuneate to cordate, margin entire, apex acute or obtuse, lateral veins ca. 12 pairs, sometimes less, submarginal veins absent. Inflorescence paniculate, terminal, cylinder-shaped, up to 28 cm; peduncle 4-5 mm thick, ribbed, minutely pubescent; first order branches adscendent, 6-13 cm, second order branches short and spreading. Pedicel ca. 2 mm; flower 4- or 5-merous. Calyx cup-shaped, lobes shortly triangular, minutely pubescent. Petals elliptic-oblong, ca. 2.5 × 1 mm, acute, revolute in open state, 3-veined. Stamens 10; filaments ca. 2 mm. Disk shallowly cup-shaped, margin undulate. Ovary ca. 0.5 mm, glabrous, 1-locular; stigma large, compressed, laterally decurrent. Fruit not seen. Fl. Apr.

Hill forests; ca. 1500 m. S Yunnan [Myanmar].