珠心

The ovary was trilocular with axile placentation and the ovule was anatropous, biteguminous and crassinucellate.

子房3室，中轴胎座。胚倒生，双被，厚心型。

The ovule is bitegminous and tenuinucellate.The archesporial cell locates under the nucellus epidermis, which develops into fuctional megasporocyte.

孢原细胞位于心表皮之下，直孢子母细胞的功能。

Simple ovary, the placentation is brink.The ovules are campylotropous.The ovule is bitegmic and crassinucellate.The megaspore archesporium is initiated from sub-epidermis of nucellus.

摘要矮沙冬青子房单心皮1室，边缘胎座，弯生胚，胚具双被、厚心。

Vacuoles in the synergids tended to concentrate mainly in the chalazal region.There was a peak period of lipid formation in the two synergids.

三是助细胞与心相胚囊壁有些部位出明显的突，个别突内有型嗜锇体。

Utricles convex on both sides; rostra nearly equal to length of kernel; seed free from pericarp; leaves and bracts acicular to spinulose at apex.

胞果凸的两面；喙差不多等于心的长度；种子离生的果皮；对具微刺的在先端针状的叶和苞片。