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Plant Diversity ›› 2014, Vol. 36 ›› Issue (05): 581-583.doi: 10.7677/ynzwyj201414003

• 研究论文 • 上一篇    下一篇

中国云南巨竹属一新种

曾翼1、2, 夏念和1, 林汝顺1   

  1. 1 中国科学院华南植物园 中国科学院植物资源保护与持续利用重点实验室,广东 广州510650; 2 中国科学院大学,北京100049
  • 收稿日期:2014-01-06 出版日期:2014-09-25 发布日期:2014-03-26

A New Species of Gigantochloa Kurz ex Munro (Poaceae: Bambusoideae) from Yunnan Province, China

ZENG Yi-1、2, XIA Nian-He-1, LIN Ru-Shun-1   

  1. 1 Key Laboratory of Plant Resources Conservation and Sustainable Utilization, South China Botanical Garden, Chinese Academy of Sciences, Guangzhou 510650, China; 2 University of Chinese Academy of Sciences, Beijing 100049, China
  • Received:2014-01-06 Online:2014-09-25 Published:2014-03-26

摘要:

描述了中国巨竹属一新种——小巨竹Gigantochloa callosa NH. Xia, Y. Zeng & RS. Lin并绘制了图版。该种与Gigantochloa parvifolia (Brandis ex Gamble) TQ. Nguyen相似,区别在于此种各部分较Gparvifolia较小;箨鞘背面贴生深褐色与银灰色短硬毛,箨舌高2~3mm,全缘;叶舌高2~3mm,全缘;叶鞘背面与叶柄连接处一侧有一高2~3mm的半圆形薄鳞片状突起。

关键词: 竹亚科, 巨竹属, 新种, 小巨竹

Abstract:

A new species of Gigantochloa Kurz ex Munro, Gigantochloa callosa NH. Xia, Y. Zeng & RS. Lin was described and illustrated. It is differed from Gparvifolia (Brandis ex Gamble) TQ. Nguyen by its smaller size; culm sheath proper covered with both dark brown and silvery appressed hairs abaxially; ligules 2-3mm tall, entire; leafligules 2-3mm tall, entire; one side of the apex of leaf sheath developed into a 2-3mm long, thin, scalelike callus.

Key words: Bambusoideae, Gigantochloa, New species, Gigantochloa callosa

中图分类号: 

  • Q 949