. Journal of genetics. Fig. 3. Primula sinensis. Longitudinal sections of the flower peduncles of Giant White Queen Star and Normal. Magnification the same in both. <; = epidermis, c(.(; = cortex, ,r = pericycle. consideration. The larger size of the nuclei of the giants is well shownin Fig. 5, which represents the pollen grains of the pin-eyed normaland giant varieties. The histological aspect of the phenomenon of gigantism in P. sinensisdeserves more detailed examination than has been devoted to it, and inparticular an enquiry into the relation between size of nucleus and sizeof cell shou
. Journal of genetics. Fig. 3. Primula sinensis. Longitudinal sections of the flower peduncles of Giant White Queen Star and Normal. Magnification the same in both. <; = epidermis, c(.(; = cortex, ,r = pericycle. consideration. The larger size of the nuclei of the giants is well shownin Fig. 5, which represents the pollen grains of the pin-eyed normaland giant varieties. The histological aspect of the phenomenon of gigantism in P. sinensisdeserves more detailed examination than has been devoted to it, and inparticular an enquiry into the relation between size of nucleus and sizeof cell should prove of interest; but beyond confirming Gregorys con-clusion that the numbers of chromosomes (12 and 24) are the same F. Keeble 171. Pig. 4. Primula sineiisis. Stomata and Epidermal cells of Giant and Normal WhiteQueen Star. Magnification the same in both.
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