!;74 Wisconsin Academy of Sciences, Arts, and Letters. 



Sui^IDAGO 



Coleosporium solidaginis, 915 

 Puccinia caricis-solidaginis, 906 

 Puccinia tracyi, 910 



Riiytisma solidaginis, 864 

 Septoria intermedia, 677 



SORGHUM VULGARE 



SphaceloUieca sorghi, 897 



SPARGANIUM EURYCARPUM 



Cylindrosporium sparganii, 882 

 Ui'omyees syarganii, 900 



SPARTINA MICHAUXIANA 

 Ascochyta spartinae, 868 

 Puccinia peridermiospora, S04 

 Puccinia seymouriana, 904 

 Uroniyces acuminatus, 900 



SPECULARIA PERFOLIATA 

 Septcria speculariae, 876 



SPERGULA ARVENSIS 



Peronospora obovata, 852 



SPHENOPHOLIS PALLENS 

 Puccinia eatoniae, 903 

 Sclerotium rhizodes, 917 



SPIDERS 



Isaria arachnophila, 895 



SPIRAEA SALICIFOLIA 



Cercospora rnbigo, 892 

 Pcdosphaera oxyacanthae, 854 

 Septoria salicifoliae, 872 



SPIRAEA TOMENTOSA 



Podosphaera oxyacanthae, 854 

 Septoria salicifoliae, 872 



SPIRODELA POLYRHIZA 

 Tracya lemnae, 900 



SPOROBOLUS ASPER 



Puccinia sydov.iana, 903 



