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作 者 ：孙建云  曹温  徐青  黄清渊

期 刊 ：西北植物学报 1997年 5期

关键词：八角枫；小孢子；雄配于体；

Keywords:Alangium chinense (Lour, ) Harms, microsporogenesis, male gametogenesis,

摘 要 ：八角枫药壁的发育为基本型。分泌型绒毡层。药室内壁未见纤维状加厚，药壁开裂时，与中层、绒毡层一样退化消失，仅剩宽锯齿状的表皮。小孢子母细胞以同时型的胞质分裂形成四分体。大多数四分体呈四面体型，少数也有左右对称和十字交叉型。成熟花粉粒二细胞，赤道面观为椭圆状，极面观近三裂圆形。三孔沟，外壁具密集的细网状纹饰，细胞内贮藏有丰富的淀粉植。

Abstract:The development of anther wall belongs to the basic type and the tapetum isglandular. The endothecium doesn--t develop fibrous thickenings and disappears as the middlelayers and the tapetum did, only sawtooth--shaped epidermis is kept when the antherbreak

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