basal placenta

The pistil shape structure of the almond is: Wet column cap, style solid, ovary 1 room, the basal placenta, overflowing-ovule, pairs of integuments, thick nucellus, having obturator.

扁桃雌蕊形态结构为：湿型柱头，花柱实心，子房1室，基生胎座，横生胚珠，双珠被，厚珠心，有珠孔塞。

The character of macrospore in development were as followed: anatropal ovule, basal placenta, thick nucellar, two integument, megaspore mother cell coming directly from archesporial cell, early degenerating antipodal cell, thedevelopment of the embryo sac being conformed as the polygonum type.

雌配子体发育的特点是：倒生胚珠、基底胎座、厚珠心、双珠被、孢原细胞直接长大成大孢子母细胞、反足细胞退化早，胚珠发育为蓼型。

The pistil was composed of five carpels, stigmas and styli separated, the ovary was coadnate, basal placenta, it had only one circinotropous ovule, the ovule was crassinucellate and had two layers of integument, the micropyle was formed by the inner integument.

雌蕊由5心皮组成，柱头、花柱分离，子房合生，1室，基生胎座，胚珠1个，拳卷型，双珠被，厚珠心，珠孔由内珠被形成。