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西北荒漠区6种珍稀濒危植物的种子微形态特征
Comparative Study on Microstructure Features of Seed from 6 Species of Rare and Endangered Plants in Desert of China
【摘要】 首次报道了我国沙区6种珍稀濒危植物的种子微形态结构的光镜及扫描电镜观察结果。实验结果表明:沙冬青、四合木、半日花等6种珍稀濒危植物的种子微形态特征呈现出丰富的多样性,且大多具有复杂精细的表面纹饰。
【Abstract】 The microstructure features of seed from 6 species of rare and endangered in desert region of China were observed by using both optical microscope and scanning electron microscope. The results show that they have the fine and complex ornamentation on spermoderm and appeared abundant diversity. The features may be in relation to their own special location and habitats.
【关键词】 种子微形态特征;
珍稀濒危植物;
中国沙区;
【Key words】 microstructure features of seed; rare and endangered species; desert region; northwest of China;
【Key words】 microstructure features of seed; rare and endangered species; desert region; northwest of China;
【基金】 国家自然科学基金(40401004;40301020);中国科学院沙坡头沙漠试验研究站开放基金(2000001)共同资助
- 【文献出处】 中国沙漠 ,Journal of Desert Research , 编辑部邮箱 ,2005年02期
- 【分类号】Q944.59
- 【被引频次】28
- 【下载频次】422