POLLEN FLORA OF PAKISTAN -XXIII. POLYGALACEAE

被引:0
|
作者
Perveen, Anjum [1 ]
Qaiser, Mohammad [1 ]
机构
[1] Univ Karachi, Dept Bot, Karachi 75270, Pakistan
关键词
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中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Pollen morphology of 6 species belonging to a single genus Polygala of the family Polygalaceae has been investigated using light microscope and scanning microscope. It is a stenopalynous in nature. Pollen grains usually radially symmetrical, isopolar, prolate-spheroidal to oblate-spheroidal or sub-prolate, polycolporate. Tectum psilate to subpsilate or scabrate often punctate. On the basis of polar length, 2 distinct pollen types are recognized viz., Polygala arvensis - type and Polygala erioptera - type.
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页码:223 / 227
页数:5
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