p. Keeblk 



171 



Fig. 4. Primula sinensis. Stomata and Epidermal cells of Giant and Normal White 

 Queen Star. Magnification the same in both. 



Fig, 5. Primula tinejuis. Pollen grains of Giant and Normal White Queen Star. 

 Both Pin-eyed. Magnification the same in both. Grains swollen and stained by 

 Methyl green Acetic. 



