Figure 8From: Factors affecting quantity of pollen dispersal of spray cut chrysanthemum (Chrysanthemum morifolium)Ultrastructure of endothecium layer cells at late stage of pollen development. (A) ‘U’ shaped thickening of endothecium layer cells (arrows) in ‘Qx-097’. (B) ‘U’ shaped thickening of endothecium layer cells (arrows) in ‘Noa’.Back to article page