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FOC | Family List | FOC Vol. 5 | Urticaceae | Oreocnide

2. Oreocnide integrifolia (Gaudichaud-Beaupré) Miquel, Ann. Mus. Bot. Lugduno-Batavi. 4: 306. 1869.

全缘叶紫麻 quan yuan ye zi ma

Villebrunea integrifolia Gaudichaud-Beaupré, Voy. Bonite, Bot., Atlas, t. 91. 1844; Oreocnide integrifolia subsp. subglabra C. J. Chen; Villebrunea sylvatica Blume var. integrifolia Weddell.

Small trees or shrubs 5-20 m tall; bark grayish brown or brown gray; branchlets reddish brown; branchlets and petioles grayish brown velutinous, then glabrescent, or sparsely appressed pubescent. Stipules linear, 1-2 cm; petiole 1-9 cm; leaf blade adaxially green, then light green, becoming grayish green when dry, elliptic, oblong, oblong-lanceolate, or oblanceolate, 8-33 × 3.5-12 cm, papery, 3-veined, basal pair reaching middle margin, secondary veins 8-12 pairs, reticulate, abaxial surface densely villous or sparsely pubescent on veins, or sometimes tomentose, adaxial surface glabrous, base rounded or obtuse, margin denticulate to middle, entire apically, apex caudate to long caudate-acuminate. Inflorescences in axils of fallen leaves or on older branches, dichotomously branched 2 or 3 times, 1.5-2.5 cm; glomerules 4-5 mm in diam. Male flowers: perianth lobes 4, oblong, connate 1/2 of length, ca. 1.2 mm; rudimentary ovary subclavate. Female flowers ca. 1 mm. Achene conic, ca. 1.5 mm, 3- or 4-ribbed, surrounded by a fleshy discoid cupule at base. Fl. Mar-May, fr. Jul-Sep.

Rain forests, valleys; 200-1400 m. W Guangxi, Hainan, SE Xizang, W Yunnan [Bhutan, N India, Indonesia, Laos, Myanmar, Sikkim, Thailand, Vietnam].


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