大叶粗叶木 da ye cu ye mu

Lasianthus humilis Elmer; L. tentaculatus J. D. Hooker.

Shrubs, height unknown; branchlets glabrous or subglabrous. Petiole 4-7 mm, sparsely hirsute; leaf blade papery or leathery, obovate-oblong, obovate, or oblong, 12-18 × 5-7 cm, glabrous adaxially, hirsute on midrib, lateral veins, and nervules abaxially, base ± oblique, obtuse, slightly cordate, or rounded, margin thinly recurved, apex shortly cuspidate-acuminate; lateral veins 8 or 9 pairs, elevated abaxially; nervules parallel, conspicuous abaxially; stipules persistent, triangular or subulate, 5-6 mm, hirsute. Inflorescences glomerulate, sessile, hirsute to hirtellous; bracts numerous, linear or linear-lanceolate to lanceolate, 9-12 mm, hirsute. Flowers sessile. Calyx sparsely hirsute; hypanthium portion campanulate, ca. 2 mm; limb ca. 2 mm; teeth 5, triangular, ca. 1 mm. Corolla ca. 1 cm, puberulent outside, pubescent inside in upper part; lobes 5. Fruit globose, 4-5 mm in diam., glabrous; pyrenes 5.

Forests, shaded and wet places; 500-700 m. Hainan, S Yunnan [NE India, Indonesia (Java, Sumatra), Philippines].