The anther wall is composed of - layer cells and the tapetum is glandular.
The anther wall is composed of - layer cells and the tapetum is glandular.
花药壁由─层细胞组成，腺质绒毡层。
The anther wall is composed of - layer cells and the tapetum is glandular.
花药壁由─层细胞组成，腺质绒毡层。