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植物研究 ›› 2017, Vol. 37 ›› Issue (3): 321-324.doi: 10.7525/j.issn.1673-5102.2017.03.001

• 研究报告 •    下一篇

金喜楼梯草(荨麻科),越南楼梯草属植物一新种

DO Van Truong1, 林云2, TRAN Ngoc Hai3, 韦毅刚4   

  1. 1. 越南国家自然博物馆, 维管束植物分类与多样性保育中心, 河内 100803;
    2. 湖南省医药技工学校, 湖南食品药品职业学院, 长沙 410208;
    3. 越南国家林业大学, 河内 100803;
    4. 广西壮族自治区中国科学院广西植物研究所, 广西喀斯特植物保育与恢复生态学重点实验室, 桂林 541006
  • 收稿日期:2017-01-06 出版日期:2017-05-15 发布日期:2017-06-03
  • 通讯作者: 韦毅刚,E-mail:weiyigang@aliyun.com E-mail:weiyigang@aliyun.com
  • 作者简介:DO Van Truong (1984-),男,博士,主要从事越南区系和植物分类学相关工作。
  • 基金资助:
    国家自然科学基金“华南楼梯草属(荨麻科)调查与分类学修订”(31160039);“中国楼梯草属(荨麻科)生殖途径研究”(31570307)

Elatostema kimhyense(Urticaceae),A New Species from Vietnam

DO Van1, LIN Yun2, TRAN Ngoc3, WEI Yi-Gang4   

  1. 1. Vietnam National Museum of Nature, Vietnam Academy of Science and Technology, Department of Biology, Hanoi 100803;
    2. Hunan Medication Vestibule School, Hunan Food and Drug Vocational College, Changsha 410208;
    3. Vietnam National University of Forestry, Hanoi 100803;
    4. Guangxi Key Laboratory of Plant Conservation and Restoration Ecology in Karst Terrain, Guangxi Institute of Botany, Guangxi Zhuang Autonomous Region and Chinese Academy of Sciences, Guilin 541006
  • Received:2017-01-06 Online:2017-05-15 Published:2017-06-03
  • Supported by:
    National Natural Science Foundation of China "Inverstigation and taxonomic revision of Elatostema in South China"(31160039);"Studies on reproduction mode of Elatostema (Urticaceae) from China"(31570307)

摘要: 对产自越南的荨麻科楼梯草属植物一新种金喜楼梯草(Elatostema kimhyense Y.G.Wei & V.T.Do)作了描述和绘图。该种生长于海拔350~400和1 100~1 200 m的石灰岩山地林下。该新种与越南楼梯草(E.vietnamense Q.Lin & L.D.Duan)接近,区别在于其拥有肉质茎,羽状脉,叶背面、苞片和小苞片被微硬毛。

关键词: 楼梯草属, 分类学, 荨麻科, 越南

Abstract: A new species of Elatostema(Urticaceae), namely Elatostema kimhyense Y.G.Wei & V.T.Do, was described and illustrated. E.kimhyense was found out in forests on limestone hills at 350-1 200 m asl.. The new species is related to E.vietnamense Q.Lin & L.D.Duan, but differs from the latter by carnose stems, penninerved leaves, abaxial leaf surface hirtellous, hirtellous bracts and bracteoles.

Key words: Elatostema, Taxonomy, Urticaceae, Vietnam

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