endothecia

常見(jiàn)例句

At the time of pre-dehiscence, the epidermal and endothecium are still intact.
花藥開(kāi)裂前，表皮及內(nèi)壁層仍保持完整。
The anther wall is composed of four layers: epidermis, endothecium, middle layer and tapetum.
巨龍竹的花藥壁由4層結(jié)構(gòu)組成，包括表皮、藥室內(nèi)壁、中層、絨氈層；
Anatomical observation showed that anther wall browning took place mainly in epidermis and endothecium.
結(jié)果表明：藥壁褐變主要發(fā)生在表皮與藥室內(nèi)壁。
The anther wall consist of an epidermis, one endothecium, 1 to 2 middle layer and 1 to 2 tapetum in December.
花藥壁層由一層表皮層，一層內(nèi)壁層，一或二層中間層，一或二層營(yíng)養(yǎng)層所構(gòu)成。
The endothecium and epidermis persist.Cytokinesis in the microsporocyte meiosis is simultaneous type and the microspore teads are tetrahedral.
藥室內(nèi)壁纖維狀加厚;藥壁表皮宿存.;小孢子母細(xì)胞減數(shù)分裂為同時(shí)型;
At the late microspore stage, the degeneration of the tapetal cell begins, and the thickening of the endothecium cell wall by callose happens.
小孢子晚期，絨氈層細(xì)胞開(kāi)始解體，藥室內(nèi)壁細(xì)胞開(kāi)始加厚，其加厚的物質(zhì)為胼胝質(zhì)類物質(zhì)。