绒毡层 meaning in English
tapetal layer
tapetum
Examples
- The haploid pollen cells develop in the tapetal zone from spore mother cells
单倍体花粉细胞由绒毡层提供营养发育。 - The anther is made up of an outer epidermis , a middle fibrous layer , and an inner nutritive layer , the tapetum
花药壁由外表皮层，中间纤维层，内部营养层和绒毡层构成。 - Tapetum ( pl . tapeta ) a food - rich layer surrounding the spore mother cells in the anthers of vascular plants
绒毡层：维管植物花粉囊内包围孢子母细胞的富含营养物质的一层结构。 - After the meiosis of mmc , abundant calcium precipitates were accumulated in the cytoplasm of early microspores , and then in pollen wall , especially in the part of germ - pores
在小孢子发育早期，花药药隔部位的绒毡层细胞质中钙颗粒也明显增加并特异性地分布在其内切向壁上。 - The anther possesses four microsparangia with its wall composed of four layers : epidermis , endothecium , middle layers and a 2 - nucleate celled tapetum . most of the antheral tapetum are in situ
单穗升麻的花药具4个小孢子囊药室，囊壁花药壁由表皮药室内壁中层和绒毡层组成。