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几种常见樟科植物花粉的扫描电镜观察

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[目的]研究几种常见樟科植物花粉的形态特征.[方法]利用扫描电子显微镜对樟科4属5种植物的花粉表面微形态进行了观察和比较.[结果]樟、浙江楠和月桂的花粉均为近球形,直径约20~32μm,表面遍布刺突纹饰,其中月桂花粉表面可观察到成对的小穿孔;山胡椒和香叶树的花粉极面观为三裂椭圆形,具有3个较深的萌发沟,沟长达两极,花粉大小分剐为50 x40和55 x4.2 μm,花粉表面密布明显的小孔穴.[结论]该研究可为樟科植物花粉的研究提供更多孢粉学依据.
Scanning Electron Microscopic Observation on the Pollen of Several Lauraceae Plants
[ Objective ] The morphological characteristics of pollen of several Lauraceae plants were studied. [ Method ] By means of scanning electron microscopic (SEM), the surface microtopography of pollen of five Lauraceae plants belonging to four genus were observed and compared. [ Result ] The pollen of Cinnamomum camphora, Phoebe chekiangensis and Laurus nobilis was near spherical, with the diameter of about 20-32 μm, and there were ornamentations and spikes on the surface, while small coupled perforations could be found on the surface of pollen of Laurus nobilis; the pollen of Lindera glauca and Lindera communis was 3-lobed ellipse in polar view, with three deeper germinal furrows extending to the poles, and their pollen sizes were 50 × 40 and 55 × 42 μm, with small dense holes on the surface of pollen. [ Conclusion] Our study could provide more palynology evidences for the pollen research of Lauraceae plants.

LauraceaePollenSEMSpikeAperture

薛晓明、侯森林、方彦

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南京森林警察学院侦查系,国家林业局野生动植物物证鉴定中心,江苏南京,210046

樟科 花粉 扫描电镜 纹饰 萌发孔

南京森林警察学院校基金

YB07103

2010

安徽农业科学
安徽省农业科学院

安徽农业科学

北大核心
影响因子:0.413
ISSN:0517-6611
年,卷(期):2010.38(36)
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