962 Wisconsin Academy of Sciences, Arts, and Letters. 
PYCNANTHEMUM VIRGINIANUM 
Puccinia menthae, 909 
PYROLA AMERICANA 
Pucciniastrum pyrolae, 914 
Ovularia pyrolae, 884 
PYROLA ELLIPTICA 
Melampsoropsis pyrolae, 913 
Ovularia pyrolae, 884 
Pucciniastrum pyrolae, 914 
PYROLA SECUNDA 
Melampsoropsis pyrolae, 913 
Pucciniastrum pyrolae, 914 
PYRUS ARBUTIFOLIA 
Cercospora pyri, 892 
PYRUS CORONARIA 
Cercosporella pyrina, 888 
Fusicladium dendriticum, 889 
Gymnosporangium juniperi-virginianae, 912 
Marssonina coronaria, 881 
Phyllosticta pyrina, 866 
Podosphaera oxyacanthae, 854 
PYRUS IOENSIS 
Gymnosporangium juniperi-virginianae, 912 
PYRUS MALUS 
Fusicladium dentriticum, 889 
Gloeosporium fructigenum. 880 
Gymnosporangium juniperi-virginianae, 912 
Phyllosticta pyrina, 866 
Podosphaera leucotricha, 854 
PYRUS MELANOCARPA 
Cercospora pyri, 892 
Gymnosporangium davisii, 911 
PYRUS PRUNIFOLIA 
Fusicladium dendriticum, 889 
PYRUS AMERICANA 
Entomosporium maculatum domesticum, 879 
Gymnosporangium cornutum, 911 
