Description
provided by eFloras
Subshrubs monoecious or dioecious, 50-200 cm tall. Stems erect, branched, glabrous or densely puberulent. Leaves alternate; nanophylls absent; stipules narrowly triangular, 2-5 × 0.8-1 mm, glabrous, without cystoliths; petiole 2-4 mm; leaf blade obliquely elliptic, 5.5-12 × 3-5.5 cm, herbaceous, major basal lateral veins both arising at base of leaf blade or 1 arising above base, abaxial surface glabrous or pilose along nerves, adaxial surface sparsely strigillose, cystoliths absent or only present along primary nerve and secondary nerves; base with broader half rounded, margin crenate, apex acuminate. Male inflorescences usually 2- or 3-clustered, simple, 3-4 mm in diam.; peduncle 1.5-2 mm; receptacle absent or very small; bracts connate, ca. 0.8 mm. Female inflorescences 1.5-2.5 mm in diam.; peduncle 0-1; receptacle absent or very small; bracts broadly ovate; bracteoles oblong or linear. Male flowers 4-merous. Achenes ovoid, 5-ribbed. Fl. Aug-Feb.
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- cc-by-nc-sa-3.0
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Distribution
provided by eFloras
W Guangxi, Hainan, SE Xizang, Yunnan [N Vietnam].
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- cc-by-nc-sa-3.0
- copyright
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Habitat
provided by eFloras
Dark damp places or forests in valleys; 1000-2200 m.
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- cc-by-nc-sa-3.0
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Synonym
provided by eFloras
Elatostema laevissimum var. puberulum W. T. Wang.
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- cc-by-nc-sa-3.0
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Elatostema laevissimum: Brief Summary
(
Vietnamese
)
provided by wikipedia VI
Elatostema laevissimum là loài thực vật có hoa trong họ Tầm ma. Loài này được W.T.Wang mô tả khoa học đầu tiên năm 1980.
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- cc-by-sa-3.0
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- Wikipedia tác giả và biên tập viên
光叶楼梯草
(
Chinese
)
provided by wikipedia 中文维基百科
光叶楼梯草(学名:Elatostema laevissimum)是荨麻科楼梯草属的植物。分布于越南以及中国大陆的云南、广西、海南、西藏等地,生长于海拔1,000米至1,600米的地区,见于山谷阴湿处和林中,目前尚未由人工引种栽培。
异名
- Elatostema laevissimum W. T. Wang var. puberulum W. T. Wang
参考文献
- 昆明植物研究所. 光叶楼梯草(原变种). 《中国高等植物数据库全库》. 中国科学院微生物研究所. [2009-02-25]. (原始内容存档于2016-03-05).
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光叶楼梯草: Brief Summary
(
Chinese
)
provided by wikipedia 中文维基百科
光叶楼梯草(学名:Elatostema laevissimum)是荨麻科楼梯草属的植物。分布于越南以及中国大陆的云南、广西、海南、西藏等地,生长于海拔1,000米至1,600米的地区,见于山谷阴湿处和林中,目前尚未由人工引种栽培。