Lasianthus attenuatus Jack, Trans. Linn. Soc. London 14: 126 (1823)

Latin for 'narrowed'.

Synonyms
Lasianthus bordenii Elmer ex Merr.
Lasianthus densifolius Miq.
Lasianthus densifolius var. calycina King & Gamble
Lasianthus densifolius var. latifolia King & Gamble
Lasianthus plagiophyllus Hance
Lasianthus setosus Craib
Lasianthus thorelii Pit.
Lasianthus tonkinensis (Drake) Pit.
Lasianthus wallichii Wight
Lasianthus wallichii var. glabriusculus Deb & M.G.Gangop.
Lasianthus wallichii var. hispidocostatus H.Zhu
Lasianthus wallichii subsp. plagiophyllus (Hance) C.Y.Wu & H.Zhu
Lasianthus wallichii var. setosus (Craib) C.Y.Wu & H.Zhu
Mephitidia attenuata (Jack) DC.
Mephitidia inaequalis Zoll. ex Miq. [Invalid]
Mephitidia plagiophylla (Hance) Nakai
Mephitidia tonkinensis Drake
Mephitidia wallichii Wight & Arn. [Illegitimate]
Nonatelia attenuata (Jack) Kuntze
Nonatelia densifolia (Miq.) Kuntze
Nonatelia hispida Wall.

Description
Shrubs, 1-2 m tall; branches and branchlets densely tomentose to hirsute or sometimes setose. Petiole 1-3 mm, tomentose to hirsute; leaf blade leathery or subleathery, oblong, elliptic-lanceolate, or oblong-ovate, 5-12 x 2.5-5 cm, glabrous adaxially, strigillose to hirtellous or tomentose abaxially, base slightly cordate or rarely rounded, slightly to markedly oblique, apex acute to cuspidate-acuminate; lateral veins 6-8 pairs; nervules subparallel, conspicuous abaxially; stipules triangular or ovate-lanceolate, 2-3 mm, tomentose to hirsute, apparently persistent. Inflorescence cymose or glomerulate, sessile, densely hirsute to hirtellous; bracts subulate to lanceolate, 6-15 mm, persistent. Flowers sessile. Calyx densely hirsute; hypanthium portion campanulate, ca. 1 mm; limb 1-2 mm, with 5 triangular teeth. Corolla sparsely hirtellous, puberulent to glabrescent outside, villous inside; tube 8-10 mm; lobes 5, spatulate, 4-5 mm. Fruit globose or ovoid, 5-10 mm in diam., densely hirsute, smooth; pyrenes 5 or 6. [Flora of China]

Ecology
Forests, shaded and wet places; 200-1800 m.

Uses

Distribution
From the southern Himalayas and India to southern China, southern Japan and Taiwan into Indochina to New Guinea.

Local names
China: Xie ji cu ye mu.