megaspore

常見例句

Megaspore tetrad is linear. The chalazal megaspore develops into an embryo sac of Polygonum type.
大孢子四分體為線形，合點端功能大孢子發(fā)育成為蓼型胚囊。
In theterosporous species, a distinction is usually made between megaspore mother cells and microspore mother cells.
在異型孢子體種類中，可區(qū)分為大孢子母細胞和小孢子母細胞。
plb.snnu.edu.cn
A single archesporium differentiates immediately below the nucellar epidermis, it functions directly the megaspore mother cell.
孢原細胞處于珠心表皮之下，直接起大孢子母細胞的功能。