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- Comarative anatomy to pinna and rachis of Dioon holmgrenii and Macrozamia moorei were carried out and also analysed.The results showed that the structures of two species were quite different. 摘要对贺氏双子铁和摩瑞大泽米的羽片和叶轴进行了比较研究,对两种植物的结构特征与对环境的适应性进行了分析,结果表明:两个种类的结构有很大的差异。
- Dioon holmgrenii 贺氏双子铁
- The developed extent of phloem of D. holmgrenii were obviously more than xylem, however, in M. moorei, the developed extent between phloem and xylem were near. 此外,摩瑞大泽米在基本组织中含有较多的副转输组织,而贺氏双子铁则无。
- 10. any cycad of the genus Dioon; 凤尾蕉属的苏铁植物;
- any cycad of the genus Dioon; handsome palmlike cycads with robust crowns of leaves and rugged trunks. 凤尾蕉属的苏铁植物;一种漂亮的掌状苏铁,叶片和崎岖的树干上长有坚硬的树冠。
- any cycad of the genus Dioon; handsome palmlike cycads with robust crowns of leaves and rugged trunks 凤尾蕉属的苏铁植物;一种漂亮的掌状苏铁,叶片和崎岖的树干上长有坚硬的树冠
- any cycad of the genus Dioon; handsome palmlike cycad s with robust crowns of leaves and rugged trunks. 凤尾蕉属的苏铁植物;一种漂亮的掌状苏铁,叶片和崎岖的树干上长有坚硬的树冠。
- Dioon 双子苏铁属