当前位置: 首页 > 文章 > 蜡梅科植物叶片脉序的比较观察 华南农业大学学报 1999 (4) 103-106
Position: Home > Articles > Comparative Observation on Venation of Calycanthaceae Journal of South China Agricultural University 1999 (4) 103-106

蜡梅科植物叶片脉序的比较观察

作  者:
李烨;李秉滔;李镇魁
单  位:
华南农业大学林学院
关键词:
蜡梅科;叶片脉序
摘  要:
对蜡梅科3属5种进行叶片脉序的比较观察,结果表明,它们的一级脉中等粗细,二级侧脉较多,与一级脉连接形成环节曲行羽状脉或网节曲行羽状脉,二级脉弧曲上升,三级脉贯穿型或结网型,叶缘末端为不完全型;网眼大小、形状不规则,发育均为不完善型.
译  名:
Comparative Observation on Venation of Calycanthaceae
作  者:
Li Ye; Li Bingtao; Li Zhenkui(Collge of Forestry, South China Agric. Univ.,Guangzhou,510642)
关键词:
Calycanthaceae; leaf venation
摘  要:
The present paper conducts the comparative observation on leaf venational morphology of 3genus and 5 species in Calycanthaceae. The result shows that 1st veins are moderately stout,2nd veins are much more, 1st veins conshtute brochido-camptodromous or reticulo-camptodromous pinnatoides with 2nd veins; 3rd veins are percurrent or reticulate, at the margin; veinlets are incomplete, areole has not a norm in shape and area, it is imperfect in system development.

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