1.
a family of cycads often included in the family Cycadaceae: zamias.
苏铁类的一科常常包括在苏铁科；泽米属植物。
2.
Bennettitales and Cycadales from Lower Cretaceous Changcai Formation in Yanbian Area of Jilin
吉林延边地区早白垩世长财组的本内苏铁类和苏铁类
3.
Anatomical Studies on Vegetative Organs of 9 Species of Cycads;
9种苏铁类植物营养器官的解剖学研究
4.
The Anatomy Study of Several Cycads on Nutrition Organ;
部分苏铁类植物营养器官的解剖学研究
5.
There are four widely different living groups: the cycads, ginkgo, conifers, gnetophytes, and several fossil groups.
分为四个不同的类群：苏铁类、银杏类、松柏类、买麻藤类植物以及一些化石类群。
6.
Studies on Anatomy Structure Characteristics of Some Cycads and Adaptation of Them and Enviroment;
部分苏铁类植物的解剖结构特征及其与环境的适应性研究
7.
any of numerous cycads of the genus Encephalartos having stout cylindrical trunks and a terminal crown of long often spiny pinnate leaves.
具有坚硬的圆柱形树干和多刺的羽状长叶尖端处的树冠的苏铁类植物。
8.
Taxology and Relationships Analysis in Some Species of Cycadceae by ISSR Markers;
部分苏铁种类亲缘关系的ISSR分析及分类学研究
9.
A new species of the genus Cycas Linn. (Cycadaceae) Cycas lingshuigensis G. A.
我国苏铁属 (苏铁种 )一新种 ,即念珠苏铁。
10.
any tropical gymnosperm of the order Cycadales; having unbranched stems with a crown of fernlike leaves.
苏铁科热带植物；长有蕨类叶片，树干无枝。
11.
Studies on Root System and Fleshy Root Structure of Cycas;
苏铁属植物的根系类型及肉质根的解剖研究
12.
an extinct seed-producing fernlike plant of the order Cycadofilicales (or group Pteridospermae).
苏铁属（或凤尾蕨属）的一种已经灭绝的类似于蕨类的种子植物。
13.
A new species of the genus Cycas Linn. (Cycadaceae) Cycas shanyagensis G. A.
海南岛苏铁属(苏铁科)一新种,即三亚苏铁。
14.
Cycads and ginkgo have motile sperm, unlike gnetophytes and conifers, which produce pollen.
苏铁和银杏具活动精子可区别于买麻藤和松柏类，它们不产生花粉。
15.
used in some classification systems: a group of extinct fossil gymnosperms coextensive with the order Cycadofilicales.
用于某些分类系统中；一个灭绝的裸子植物化石群，与苏铁蕨目同域。
16.
The dominant vegetation on land in the early Cretaceous was forests of cycads, conifers, gingkgoes and ferns.
在白垩纪早期陆地上占统治地位的植被是苏铁，针叶树，银杏和蕨类。
17.
Genetic and Relationships Analysis in Some Species of Cycadaceae in China by Rapd Markers;
中国苏铁科（Cycadaceae）部分种类的RAPD分析及其亲缘关系的研究
18.
Studies on Classification and Genetic Diversity of Cycas Segmentifida Complex in Baise of Guangxi, China;
广西百色地区叉孢苏铁复合体的分类学与遗传多样性研究