Davis — A Provisional List of Parasitic Fungi. S91 



CERCOSPORA CYPRIPEDII Ell. & Dearn. 

 On Cypripedium parvnflorum 

 acaule 



CERCOSPORA BOEHMERIAE Pk. 

 On Boehmeria cylindrica 



CERCOSPORA AVICULARIS Wint. 

 On Polygonum aviculare 

 erectum 



CERCOSPORA HYDROPIPERIS (Thuem.) Speg. 

 On Polygonum Hydropiper 



CERCOSPORA DUBIA (Riess) Wint. 

 On Chenopodium album 

 Atriplex patula 



CERCOSPORA BETAECOLA Sacc. 

 On Beta vulgaris 



CERCOSPORA OXYBAPHI Ell. & Hals* 

 On Oxybaphus nyctagineus 



CERCOSPORA NYMPHAEACEA Cke. & Ellis 

 On Castalia tuberosa 



CERCOSPORA SQUALIDULA Pk. 

 On Clematis virginiana 



CERCOSPORA MERROWAE Ell. & Evht. 

 On Isopyrum biternaturm 



CERCOSPORA MENISPERMI Ell. & Hoi. 

 On Menispermum camadense 



CERCOSPORA CAULOPHYLLI Pk. 

 On Caulophyllum thalictroides 



CERCOSPORA NASTURTII Pass. 

 On Radicula palustris 



CERCOSPORA ARMORACIAE Sacc. 

 On Radicula Armoracia 



CERCOSPORA SEDOIDES Ell. & Evht. 

 On Penthorum sedoides 



