1240 Wisconsin Academy of Sciences, Arts, and Letters . 
EXPLANATION OF PLATE XCII. 
Doassansia Alismatis. 
Fig. 46. Binucleated cells from the mycelium between the spore-balls. 
Fig. 47. Young spore-ball. 
Fig. 48. Spore-ball germinating in position in the leaf. X300. 
Entyloma Nymphaeae. 
Figs. 49-52. Details of mycelium showing the binucleated cells, the 
method of branching, and the origin of the appressoria. 
Figs. 53-55. Formation of spores. 
