皱萼蒲桃 zhou e pu tao

Trees, to 20 m tall, d.b.h. to 75 cm. Branchlets blackish brown when dry, strongly compressed. Petiole 0.9-1.4 cm, corrugate when dry; leaf blade elliptic, 4.5-9 × 1.7-3.6 cm, leathery, both surfaces with conspicuous small glands, abaxially greenish, adaxially yellowish green and glossy, secondary veins 1.5-2.5 mm apart, at an angle of ca. 75° from midvein, and inconspicuous on both surfaces, intramarginal veins near margin, base cuneate, apex acute and with a slightly obtuse cusp. Inflorescences usually terminal or sometimes axillary, cymes, to 6 cm. Hypanthium clavate, 10-12 × ca. 4 mm, corrugate when dry. Calyx lobes 5, very short. Stamens 1-4 mm. Style 4-5 mm. Fruit dark red when ripe, pyriform to ellipsoid, ca. 1 cm, 1- or 2-seeded. Fl. Feb-Mar and Jun-Jul.

● Forests in mountains; 1500-1800 m. Hainan.