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FOC | Family List | FOC Vol. 19 | Rubiaceae | Lasianthus

12. Lasianthus filipes Chun ex H. S. Lo, Bot. J. S. China. 2: 8. 1993.

长梗粗叶木 chang geng cu ye mu

Shrubs, 1-2 m tall; branchlets slender, densely strigose. Petiole 1-5 mm, densely hirsute or strigillose; leaf blade papery, ovate or ovate-oblong, 5-8 × 2-3 cm, glabrous adaxially, appressed pubescent to strigillose on midrib, veins, and nervules abaxially, base obtuse, rounded, or rarely subcordate, apex shortly acuminate or cuspidate-acuminate; lateral veins 4 or 5 pairs; nervules subparallel, conspicuous abaxially; stipules minute, densely appressed hirsute or strigose, apparently caducous. Inflorescence congested-cymose or subcapitate, pedunculate, few flowered; peduncles slender, 1-3 cm, densely hirsute or strigose; bracts subulate, 1-2.5 mm, hirsute or strigose. Flowers subsessile to shortly pedicellate. Calyx hirsute or strigillose; hypanthium portion campanulate, ca. 1 mm; limb 1.5-2 mm; lobes 5, subulate, 1-1.5 mm. Corolla ca. 5 mm; tube puberulent outside, densely villous in upper half inside; lobes 5, ovate, ca. 1.5 mm, villous inside. Fruit globose, 7-8 mm in diam., subglabrous; pyrenes 5. Fl. Apr.

Forests, shaded and wet places; 500-1500 m. Fujian, Guangdong, Guangxi, Hainan, Yunnan [N Vietnam].


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