THE CROWN GALL: HISTOLOGY 



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FIG. 354. Crown gall on Paris daisy: Photographed from another part of 

 same tumor as Fig. 353. Non-malignant part of the tumor at the top. The middle 

 and lower part is composed of large-nucleate round cells which are in very rapid 

 division. The black dots are the deep-staining nuclei. 



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