旋花科

旋花科植物雄性细胞的细胞质DNA存在状况及其系统学意义

Distribution of the cytoplasmic DNA in male cells of the Convolvulaceae and its systematic significance

西蒙为旋花科甘薯属植物，巴西民间证明，西蒙薯块具有止血作用。

Simon belongs to Ipomoea category of Convolvulaceae section , and the traditional usage of simon in Brazil has proved its effect on hemostasis .

本文报道了豆科瓜尔豆和旋花科跌打豆的染色体数目及核型。

This article reports chromosome number and karyotype analyais of Cyamopsis tetragonoloba and Calonyction muricotum .

这个结论与先前根据细胞学研究所推测的甘薯质体遗传方式不同，表明旋花科植物可能并不存在一个一致的父系或双亲质体传递模式。

This maternal cpDNA transmission pattern does not accord with the putative one based on former cytological studies .

在特定的物种中旋转的方向是恒定的，例如旋花科植物总是逆时针方向旋转。

The direction of rotation is often constant in a species ; for example , Convolvulus always rotates in an anticlockwise direction .

研究了旋花科植物马蹄金的生态习性和生长特性，并探索其主要用途。

The ecological characteristics and growth habit of Dichondra repens ( Convolvulaceae ) were studied , and its main uses were also discussed .