Mature embryo sac 第1页

Ultrastructural Observation on Embryo Sac Development in Phaius tankervilliae (Aiton)Bl. The Development of Gynoecium After Anthesis and Fertilization in Eleutherococcus brachypus (Araliaceae) Studies of Ultrastructure and ATPase Localization of Mature Embryo Sac in Vicia faba L.