Explanation of Plate XII. 



$2//. Puccinia sorghi Schw. -Seven teleutospores. 



32/*. " '• '• — Five uredospores. 



32c. " " " —Three teleutospores and three uredospores- 



T,T,a. " atfa I). & H.— Three teleutospores and four uredospores. 



34'?. '• setariee I). & II. — Five teleutospores and four uredospores. 



