6个刚竹属竹种新变型

禹在定，禹迎春

（扬州大禹风景竹园，江苏 扬州225200）

1 Phyllostachys nigra（lodd.ex Lindl.）f.heterocyst Z.D.Yu et Y.C.Yu

The difference from the original variation is that the base ormiddle and lower parts of the bamboo stem are irregularly shortened，swollen or askew.Produced in Yangzhou Dayu Scenic Bamboo Garden.Touch type specimen Yu Zaiding，Ma Naixun 190501，from Yangzhou Dayu Scenic Bamboo Garden.The main specimen is kept in bamboo specimen room of subtropical forestry research institute，caf.

罗汉紫竹Phyllostachys nigra（Lodd.ex Lindl.）f.heterocystis Z.D.Yu et Y.C.Yu

不同于原变型在于其竹秆基部或中下部数节不规则短缩、肿胀或节部歪斜。

产于扬州大禹风景竹园内。摸式标本禹在定、马乃训190501，采自扬州大禹风景竹园。主摸式保存在中国林业科学研究院亚热带林业研究所竹类标本室。

2 Phyllostachys violascens（Carr.）a.et c.riv.f.dayunensis Z.D.Yu et Y.C.Yu

Different from the original variation，the longitudinal yellow or green stripes alternate between the lower and middle nodes of the bamboo rod，while the green stripes alternate between the upper and middle nodes of the bamboo rod.

Produced in Yangzhou Dayu Scenic Bamboo Garden.Grope specimen Yu Zaiding，Ma Naixun 190502，from Yangzhou Dayu Scenic Bamboo Garden.The main specimen is kept in bamboo specimen room of subtropical forestry research institute，caf.

大禹早竹Phyllostachys violascens（Carr.）A.et C.Riv.f.dayunensis Z.D.Yu et Y.C.Yu

不同于原变型在于其竹秆基部或中下部节间为纵的黄或绿条纹相间，而中上部或上部的秆节间为绿色。

产于扬州大禹风景竹园内。摸式标本禹在定、马乃训190502，采自扬州大禹风景竹园。主摸式保存在中国林业科学研究院亚热带林业研究所竹类标本室。

3 Phyllostachys iridescens c.y.Yao et s.y.Chen f.yangzhounensis Z.D.Yu et Y.

Different from the original variant，the groove on the branch side of the rod is yellow.

Produced in Yangzhou Dayu Scenic Bamboo Garden.Grope specimen Yu Zaiding，Ma Naixun 190503，from yangzhou dayu landscape bamboo garde。The main specimen is kept in bamboo specimen room of subtropical forestry research institute，caf.

经过手术治疗后,对两种手术情况进行了比较分析,显微手术比开放手术要优秀,此次研究中,我们将有效和显效计入总有效率之中,对其进行了统计分析,结果显示,总有效率为,对照组是85.37%,观察组是97.56%。两组的有效率对比存在统计学差异性。说明显微手术对脑胶质瘤的效果比较突出,患者的病灶清楚率较高,术后患者脑内残留瘤体少。

扬州红竹Phyllostachys iridescens C.Y.Yao et S.Y.Chen f.yangzhounensis Z.D.Yu et Y.C.Yu

不同于原变型在于其秆分枝一侧的沟槽部位为黄色。

产于扬州大禹风景竹园内。摸式标本禹在定、马乃训190503，采自扬州大禹风景竹园。主摸式保存在中国林业科学研究院亚热带林业研究所竹类标本室。

4 Phyllostachysglabrata s.y.Chen et c.y.Yao f.aureo-lineata Z.D.Yu et Y.C.

Different from the original variant，there are longitudinal yellow stripes between the nodes of the rod.

Produced in Yangzhou Dayu Scenic Bamboo Garden.The groping specimen Yu Zaiding，Ma Naixun，Zhang Wenyan 190504，was taken from Yangzhou Dayu Scenic Bamboo Garden.The main specimen is kept in bamboo specimen room of subtropical forestry research institute，caf.

黄条花哺鸡竹Phyllostachys glabrata S.Y.Chen et C.Y.Yao f.aureo-lineata Z.D.Yu et Y.C.Yu

产于扬州大禹风景竹园内。摸式标本禹在定、马乃训、张文燕190504，采自扬州大禹风景竹园。主摸式保存在中国林业科学研究院亚热带林业研究所竹类标本室。

5 Phyllostachys elegans McClure f.luteosulcata Z.D.Yu et Y.C.Yu

The groove on the branch side of the rod is yellow.

Produced in Yangzhou Dayu Scenic Bamboo Garden.Groping specimen Yu Zaiding，Ma Naixun 190505，from Yangzhou Dayu Scenic Bamboo Garden.The main specimen is kept in bamboo specimen room of subtropical forestry research institute，caf.

黄槽甜笋竹Phyllostachys elegans McClure f.luteosulcata Z.D.Yu et Y.C.Yu

不同于原变型在于其秆分枝一侧的沟槽部位为黄色。

产于扬州大禹风景竹园内。摸式标本禹在定、马乃训190505，采自扬州大禹风景竹园。主摸式保存在中国林业科学研究院亚热带林业研究所竹类标本室。

6 Phyllostachys nuda McClure f.mescellus Z.D.Yu et Y.C.Yu

Different from the original variation，the internode color was yellow and green or vertical yellow and green stripes.The new leafwas gray and white with green stripes，and then gradually changed to green and white or light green.

Produced in Yangzhou Dayu Scenic Bamboo Garden.Grope specimen Yu Zaiding，Ma Naixun 190506，from Yangzhou Dayu Scenic Bamboo Garden.The main specimen is kept in bamboo specimen room of subtropical forestry research institute，caf.

花秆白叶灰竹Phyllostachys nuda McClure f.miscella Z.D.Yu et Y.C.Yu

不同于原变型在于其秆节间颜色为黄绿相间或纵的黄条纹与绿条纹相间，新叶灰白色，带绿色条纹，后渐变为绿白色或浅绿色。

产于扬州大禹风景竹园内。摸式标本禹在定、马乃训190506，采自扬州大禹风景竹园。主摸式保存在中国林业科学研究院亚热带林业研究所竹类标本室。

本文的整理及新变型的现场鉴定得到中国林业科学研究院亚热带林业研究所张文燕、马乃训两位研究员的指导和协助。深表感谢。

The collation of this paper and the on-site identification of new variants have been guided and assisted by two research fellows，Zhang Wenyan and Ma Naixun，from the Research Institute of Subtropical Forestry，Chinese Academy of Forestry.Many thanks to them.