placentation

英语音标

英语翻译

[解、动]胎盘形成

英语例句

Ovary usually yloculed and placentation axile. 子房通常的3室和中轴胎座。

Ovary yloculed, placentation axile; anther short; labellum free from filament. 子房3室，中轴胎座；花药短；唇瓣离生的花丝。(11

Simple ovary,the placentation is brink.The ovules are campylotropous.The ovule is bitegmic and crassinucellate. 矮沙冬青子房单心皮1室,边缘胎座,弯生胚珠,胚珠具双珠被、厚珠心。

The carpel closed toward and connected with the ovary central column to form axile placentation since mid October. 十月中旬起心皮向内合生并与中轴连合形成中轴胎座。

The ovary was trilocular with axile placentation and the ovule was anatropous, biteguminous and crassinucellate. 子房3室，中轴胎座。胚珠倒生，双珠被，厚珠心型。

Ovary superior or inferior, placentation axile, rarely parietal, often many ovules per locule. 子房上位或者下位，中轴胎座，很少周壁胎座，通常每子房室很多胚珠。