IOWA ACADEMY OF SCIENCES. 163 



G. canescenSf E. & M. Common on leaves of Phaseolus lunatus. 

 No. 52. 



G. caulicola, Wint. Does serious injury to leaves and stems 

 of Asparagus officinalis. No. 127. 



G. cercidicola, Ell. Very abundant on leaves of Cercis can- 

 adensis. No. 31. 



G. ceraseUa, Sacc. Common on leaves of Primus cerasus. 

 No. 33. 



G. cHto7'ia, Atks. Common on leaves of Glitoria virginiana. 

 No. 57. 



G. Gonsociata, Wint. Common on leaves of Ruellia ciliosa. 

 No. 66. 



G. Gvotonifolia, Cke. Abundant on leaves of Groton gland- 

 ulosus. No. 92. 



C. cruciferarum, E. & E. Common on leaves of Eaphanus 

 sativa, and deid leaves of Brassica oleracea (Collard & Cibba^e). 

 This seems to be a strongly developed form of this polymor- 

 phic species. No. 74. 



G. Guciirbitce, E. & E. Abundant on leaves of watermelon, 

 cushaw, dipper gourd, flat gourd, pie melon and citron. Dur- 

 ing the past season this fungus seriously affected the foliage of 

 all these plants. No. 1. 



G. davldsii, E. & E. Very destructive to foliage of Melitotus 

 alba. No. 69. 



G. diodice, Cke. Abundant on the foliage of Diodia teres. 

 No. 81. 



G. diospyri, Thuem. Very abundant and destructive to the 

 leaves of young plants of Diospyrus virginiana. The leaves 

 curl up similar to the curling caused by powdery mildew of 

 the cherry. No. 60. 



G. dolichi, E. &. E. Completely defoliates the plants of dol- 

 ichos in poorly cultivated soil. No. 87. 



G. elajyhantopodis, E. & E. Abundant on leaves of Elaphan- 

 topus carolinianus and E. nudatus. No. 25. 



G. eiqmtoria, Pk. Not uncommon on leaves of Eupatorium 

 "'otundifolium. No. 35. 



G. erythrogena, Atks. Common on leaves of Rhexia mariana. 

 No. 64. 



G. fusGovireus, Sacc. Very abundant and destructive to 

 leaves of Passiflora incarnata and P. lutea. No. 46. 



G. Jlagellaris, E. & M. On leaves of Phytolaca decandra. 

 No. 29. 



