Jul. 226, Bureau of Plant Industry, U. S. Dopt. of Agriculture. 



Plate XIX. 



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Fig. 1.— Leaflet of the Wild China Tree Affected with Cylindrosporium Griseum. 



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Fig. 2.— Buds of Yucca Blighted by Cercospora Floricola. 



Fig. 3.— Inflorescence of Yucca Blighted by Cercospora Flof 



