普洱甜龙竹——云南南部牡竹属(竹亚科)一新种  

Dendrocalamus puerensis,a New Species of Dendrocalamus from South Yunnan,China

作　　者：石明[1] 王曙光[1] 和春花 张兴波 杨宇明 SHI Ming;WANG Shuguang;HE Chunhua;ZHANG Xingbo;YANG Yuming(Bamboo and Rattan Research Institute Southwest Forestry University,Kunming Yunnan 650224,P.R.China;Yunnan Academy of Forestry and Grassland,Kunming Yunnan 650201,P.R.China;Liupanshui Normal University,Liupanshui Guizhou 553099,P.R.China;Puer Asian Bamboo and Rattan Expo Park,Puer Yunnan 665099,P.R.China)

机构地区：[1]西南林业大学竹藤研究院,云南昆明650224 [2]云南省林业和草原科学院,云南昆明650201 [3]六盘水师范学院,贵州六盘水553099 [4]普洱亚洲竹藤博览园,云南普洱665099

出　　处：《西部林业科学》2024年第4期72-75,共4页Journal of West China Forestry Science

基　　金：云南省野生动植物保护项目(极小种群植物保护计划2023SJ09X-03)。

摘　　要：报道了分布于云南省普洱市思茅区曼歇坝海拔900~1600 m的河谷两侧和中山下部的南亚热带季风常绿阔叶林林缘地带的竹亚科牡竹属一新种——普洱甜龙竹。新种与版纳甜龙竹近似,合轴丛生,秆直立,秆形相对较小,在节间形成较为罕见的锈色绒毛与白色刺毛同时存在的毛被特征,且箨环下方密被一圈棕色刺毛;秆箨背面密被黑色刺毛;箨片直立;箨舌不明显或微弱;末级小枝具6~8叶,叶鞘明显较长,与版纳甜龙竹有显著区别。A new species of Bambusoideae——Dendrocalamus puerensis M.Shi et Y.M.Yang sp.Nov.is distributed on both sides of the valley of altitude 900 m to 1600 m in Manxieba,Simao District,Pu'er City,Yunnan Province.The new species is similar to Dendrocalamus hamiltonii,the culm is upright,and relatively small,The formation of a rust short hair and white seta concurrence in the internodes;and a dense ring of brown thorns under the culm sheath scar.The culm sheath is covered with dense black seta;sheath leaf upright;the sheath ligule is only 1 mm;6-8 leaves per twigs,with a long leaf sheath,which is significantly different from D.hamiltonii.

关 键 词：普洱甜龙竹 竹亚科 牡竹属 新种 云南南部 

分 类 号：S795.9[农业科学—林木遗传育种]