BOTANY. ■A'.) 



Pi,asmopara hai,stedii ( Farl.) Berl. & DeTon. (Peronospora halstedii Forlaw). 

 On Erechtites hieracifolia, Columbus, W. A. Kellerman. 



Plasmopara pygmaea ( Ung.) Schoeter. ( Peronospora pygmaea Ung.) 



On Anemone pennsylvanica, Columbus, W. A. Kellerman. , 



Plasmopara viticola (B. & C.) Berl. & DeToni. (Peronospora vitico/a Deliy. ; 

 Botytis viticola B. & C.) 

 On cultivated grapes throughout the state. On native species of Vitis also. 



114. BREMIA Regel. (Peronospora). 



Bremia i,actucae Regel. ( Peronospora gangliformis (Berk.) DeToni.) 

 On Lettuce (cultivated), Columbus and doubtless over the whole state. 



XIII. ENTOMOPHTHORACE^E. 



115. EMPUSA Cohn. 



Empusa aphidis Hoffm. 



Columbus, and doubtless in all green-houses, on Aphidas. 



Empusa grylli (Fres.) Thax. (E. auliccz Reich.) 



On Spilosoma virginica Fabr., Wooster, F. M. Webster. 



Empusa muscae Cohn. 



On houseflies, Columbus and doubtless over whole state. 



Empusa sph^rosperma (Fres) Thax. 



On Phytonomus punctatus, Ashtabula, F. M. Webster. 



XIV. MUCORACE^E. 



116. PILOBOLUS Tode. 



Pn.OBOi.us chrystaxmnus (Wigg.) Tode. 



On Horsedung, Fairfield Co., W. A. Kellerman. 



117. MUCOR, Mich. 



Mucor mucedo L. 



Common everywhere. 



