胚珠的 meaning in English
ovular
Examples
- The primary chalazal haustorium ramifies around the vascular tissues of the ovule .
初生合点吸器沿着胚珠的维管组织分支。 - The mean number of ovules per follicle was 10 . 59 , n = 320
每心皮的胚珠数目为10 . 59 （根据320个心皮中胚珠的平均数） 。 - Morphological development of ovule - like organ on the leaf and variation characteristics of ginkgo biloba var . epiphylla mak . ohatsuki
叶籽银杏拟胚珠的形态发育及变异特性 - The carpel is homologous with the megasporophylls of certain spore - bearing vascular plants ( pteridophytes ) and the ovuliferous scales of gymnosperms
心皮和能产生孢子的维管植物（羊齿类）还有具胚珠的裸子植物的大孢子叶是同源的。 - Testa the hard dry protective covering of a seed , formed from the integuments of the ovule . after fertilization the layers of the integuments fuse and become thickened and pigmented
外种皮：覆盖在种子外部的坚硬干燥的保护层，由胚珠的珠被发育形成。受精作用后珠被各层发生融合并加厚着色。