Davis — A Provisional List of Parasitic Fungi. 927 



BIDENS - ARIOTOOA ^Wl^V^ 

 Plasmopara halstedii, 851 

 Sphaerotheca humuli fuliginea, 855 



BIDENS CERNUA 



Cercospora megalopotainica, S95 

 Plasmopara halstedii, 851 

 Protomyces andinus, 854 



BIDENS CONNATA 



Cercospora umbrata, 895 

 Plasmopara halstedii, 851 

 Protomyces andinus, 854 

 Sphaerotheca humuli fuliginea, 855 



BIDENS FRONDOSA 



Phyllosticta decidua, 867 

 Plasmopara halstedii, 851 

 Protomyces andinus, 854 

 Puccinia obtecta, 905 

 Septocylindrium concomitans, 885 

 Septoria bidentis, 877 

 Sphaerotheca humuli fuliginea, 855 



BIDENS VULGATA 



Plasmopara halstedii, 851 



BLUE BOTTLE FLY 



Empusa americana, 848 



BOEHMERIA CYLINDRICA 



Cercospora boehmeriae, 891 



BOLETUS 



Kypomyces chrysospermus, 860 

 Sepedonium chrysospermum, 884 



BOLTONIA ASTEROIDES 



Septoria erigerontis boltoniae, 877 



BOUTELOUA CURTIPENDULA 

 Puccinia vexans, 904 



BRASSICA ALBA 



Albugo Candida, 849 



BRASSICA ARVENSIS 



Peronospora parasitica, 852 



