954 Wisconsin Academy of Sciences, Arts, and Letters. 



OXALIS STRICTA 



Microspliaera russellii, 857 

 . Phyllosticta oxalidis, S66 

 Ustilago oxalidis, 897 



OXALIS 



Ramularia oxalidis, 8S6 



OXYBAPHUS NYCTAGINEUS 

 Ascochyta oxybaphi, 868 

 Cercospora oxybaphi, 891 



OXYPOLIS RIGIDIOR 



Septoria umbelliferarum, 874 



PANICUM CAPILLARE 



Puccinia eniaculata, 903 



PANICUM DEPAUPERATUM 

 Septoria graminum, 869 



PANICUM MILIACEUM 



Sorosporium syntherismae, 897 



PANICUM VIRGATUM 



Puccinia panici, 903 



PARIETARIA PENNSYLVANICA 

 Erysiphe cichoracearum, 858 

 Septoria parietariae, 871 



PARNASSIA CAROLINIANA 

 Erysiphe polygoni, 857 



PASTINACA SATIVA 



Cercospora apii pastinacae, 893 



PEDICULARIS CANADENSIS 

 Puccinia clintonii, 910 

 Synchytrium aureum, 848 



PEDICULARIS LANCEOLATA 



Sphaerotheca humuli fuliginea, 855 



PENTHORUM SEDOIDES 



Cercospora sedoides, 891 



