When the embryo differentiated cotyledons,the haustorium cells gradually degenerated,then disappear. 胚分化出子叶时，胚乳吸器自合点端向珠孔端退化。
Lots of starch grains in nucellar cells and integumentary cells surrounding endosperm haustoria decreased and disappeared with the development of endosperm haustoria. 随着胚乳吸器的发育，吸器附近的珠心细胞和珠被细胞中贮存的大量淀粉粒逐渐减少和消失。
