EUTHALLEPHYTA EUM YCETES SMUTS 211 



Fig. 53. Maize smut (Ustilago zeae^. Ear affected, c. _Bracts. e. Smut boils, r. 

 Kernels. 1. In staminate flowers. Fig. 54. Smut boil making its appearance at the nodes. 

 (C. M. King). 2. Foxtail Smut (U. neglecta). 3. Covered Smut of Barley (U. Hordei). 



