Davis—A Provisional List of Parasitic Fungi. 
961 
PRUNUS PERSICA 
Exoascus deformans, 864 
PRUNUS PUMILA 
Podosphaera oxyacantliae, 854 
PRUNUS SEROTINA 
Cercospora circumscissa, 892 
Cylindrosporium padi, 883 
Monilia seaveri, 884 
Phyllosticta prunicola, 866 
Phyllosticta serotina, 866 
Plowrightia rnorbosa, 862 
Paccinia pruni-spinosae, 908 
PRUNUS VIRGIN1ANA 
Cylindrosporium padi, 883 
Exoascus' cerasi, 864 
Monilia angustior, 884 
Phyllosticta destruens, 866 ' 
Plowrightia rnorbosa, 862 
Podosphaera oxyacanthae, 854 
Puccinia pruni-spinosae, 908 
PRUNUS 
Cylindrosporium padi, 883 
Exoascus pruni, 864 
Podosphaera oxyacanthae, 854 
PSEDERA 
Cercospora ampelopsidis, 893 
Phyllosticta labruscae, 866 
Plasmopara viticola, 85] 
Septogloeum ampelopsidis, 882 
Unicinula necator, 855 
PTELEA TRIFOLIATA 
Septoria pteleae, 873 
PTERIS AQUILINA 
Fusidium pteridis, 884 
Marssonina necans, 881 
Phyllachora pteridis, 861 
Septoria aquilina, 869 
