tapetum

Franco consists of three layers: the epidermis, the middle layer and the tapetum.

Franco]小孢子囊壁包括3層細胞: 表皮 、 中層和絨氈層.

互聯網

The anther is tetrasporangiate and glandular tapetum.

雄蕊花藥四室,腺質絨氈層.

互聯網

The middle layer and the tapetum cells are totally absorbed as nutrient at last.

中層和絨氈層細胞最終作為營養被全部吸收利用.

互聯網

The development of anther wall belongs to the monocotyledonous type, and the tapetum is glander tapetum.

花藥壁發育為單子葉型, 絨氈層為腺質型.

互聯網

Male - sterility mainly results from the abnormality of mesospore, tapetum tissue and vascular bundle.

中層組織 、 絨氈層組織及藥隔維管束異常均是雄性敗育的因素.

互聯網

The tapetum begins to vary at the stage of tetrad with the cytoplasm anther cell.

小孢子孢原為多細胞,小孢子母細胞減數分裂產生四面體型的小孢子四分體.

互聯網