罗浮粗叶木 luo fu cu ye mu

Lasianthus kamputensis Pierre ex Pitard; L. tashiroi Matsumura; L. zambalensis Elmer.

Shrubs, 1-2 m tall; branches and branchlets glabrous to thinly appressed pubescent or strigose. Petiole 0.4-1 cm, subglabrous to hirsute or strigillose; leaf blade subleathery or papery, ovate-oblong, 6-10 × 2-5 cm, glabrous adaxially, thinly appressed strigillose or subglabrous abaxially, base acute or obtuse, apex acuminate or cuspidate-acuminate; lateral veins 4-6 pairs; nervules subparallel, elevated abaxially; stipules generally persistent, triangular to narrowly triangular, 0.5-1.2 mm, strigillose. Inflorescences glomerulate, sessile; bracts absent. Flowers sessile. Calyx sparsely to densely strigillose; hypanthium portion campanulate to obconic, ca. 1 mm; limb 1-1.5 mm, shallowly toothed; teeth 5, triangular. Corolla 6-10 mm, glabrous to puberulent outside, villous inside; lobes 5. Fruit globose or subglobose, 5-6 mm in diam., glabrous to strigillose; pyrenes 5 or 6.

Forests, shaded and wet places; 200-1000 m. Fujian, Guangdong, Guangxi, Hainan, Taiwan, Yunnan [Cambodia, Indonesia (Java), Japan (Kyushu, Ryukyu Islands, Yakushima), Papua New Guinea, Philippines, Thailand, Vietnam].

Lasianthus fordii var. trichocladus H. S. Lo (Bot. J. S. China 2: 7. 1993) was described from SE China (Guangdong, Guangxi, and Hainan) but could not be treated here because no material was seen by the present authors.