秃蕊杜英 tu rui du ying

Trees ca. 10 m tall. Branchlets yellow-brown tomentose. Petiole 3-5.5 cm, slender, puberulent at first; leaf blade elliptic, 10-14 × 4-6.5 cm, thinly leathery, abaxially glabrous, pubescent only on veins, adaxially yellow-brown tomentose at first, glabrescent, lateral veins 8-12 per side, veinlets prominently raised abaxially, base obtuse or broadly cuneate, margin minutely serrate, apex acute, acumen 1-1.5 cm. Raceme 3-5.5 cm, 5-9-flowered; peduncle pubescent. Pedicel 4-5 mm. Flowers polygamous. Sepals 5, lanceolate, ca. 4.5 mm, both surfaces pubescent. Petals 5, slightly longer than sepals, abaxially glabrous, adaxially pubescent at base, 5-incised at apices. Stamens 10-12, ca. 3 mm; filaments very short, puberulent; anthers not awned at apices. Disk 5-lobed, pubescent. Ovary 2-loculed, glabrous; style ca. 2 mm, sparsely pilose. Drupe elliptic, ca. 1.7 × 1.1 cm. Fl. May-Jun, fr. Jun-Aug.

● Mid-elevation evergreen forests; 300-900 m. Guangdong, Guangxi.