550 Wilson : Studies in North American Peronosporales 



CUCURBITA MAXIMA Duch. 



Pseudoperonospora cubensis (B. & C.) 

 Rostow. 

 CucuRBiTA ESCULENTA S. F. Gray; see Cu- 

 curbita Pepo L. 



CUCURBITA OVIFERA L. 



Pseudoperonospora cubensis (B. & C.) 

 Rostow. 

 CucuRBiTA Pepo L. 



Pseudoperonospora cubensis (B. & C.) 

 Rostow. 

 CucuRBiTA VERRUCOSA L. ; scc C. Pcpo L. 

 CucuRBiTACEAE, gen. et sp. ignot. 



Pseudoperonospora cubensis (B. & C.) 

 Rostow. 

 EcHiNOCYSTis LOBATA (Michx.) T. & G. ; 

 see Micrampelis lobata (Michx.) A. 

 Gray. 

 Lagenaria vulgaris Ser. 



Pseudoperonospora cubensis (B. & C.) 

 Rostow. 

 Melothria scabra Naud. 



Pseudoperonospora cubensis (B. & C.) 

 Rostow. 

 Micrampelis echinata (Muhl.) B.S.P. ; 



see M. lobata (Michx.) A. Gray. 

 Micrampelis lobata (Michx.) A. Gray. 



Pseudoperonospora cubensis (B. & C.) 



Rostow. 

 Rhysotheca australis (Speg.) G. W. 

 Wilson. 

 Momordica Balsamina L. 



Pseudoperonospora cubensis (B. & C.) 

 Rostow. 

 Momordica Charantia L. 



Pseudoperonospora cubensis (B. & C.) 

 Rostow. 

 Mukia scabrella Arn. 



Pseudoperonospora cubensis (B. & C.) 

 Rostow. 



SlCYOS ANGULATUS L. 



Rhysotheca australis (Speg.) G. W. 

 Wilson. 

 Trichosanthes Anguina L. 



Pseudoperonospora cubensis (B. & C.) 

 Rostow. 

 Trichosanthes columbrina Jacq. ; see T. 

 Anguina L. 



DIPSACEAE 



Dipsacus sylvestris Huds. 

 Peronospora Dipsaci Tul. 



EUPHORBIACEAE 



Chamaesyce cordifolia (Ell.) Small. 



Peronospora Euphorbiae Fuckel. 

 Chamaesyce glyptosperma (Engelm.) Small. 



Peronospora Euphorbiae Fuckel. 

 Chamaesyce hirtula (Engelm.) Small. 



Peronospora Euphorbiae Fuckel. 



Chamaesyce humistrata (Engelm.) Small. 



Peronospora Euphorbiae Fuckel. 

 Chamaesyce maculata (L.) Small. 



Peronospora Euphorbiae Fuckel. 

 Chamaesyce nutans (Lag.) Small. 



Peronospora Euphorbiae Fuckel. 

 Chamaesyce serpens (H.B.K.) Small. 



Peronospora Euphorbiae Fuckel. 

 Chamaesyce serpyllifolia (Pers.) Small. 



Peronospora Euphorbiae Fuckel. 

 Chamaesyce stictospora (Engelm.) Small, 



Peronospora Euphorbiae Fuckel. 

 Euphorbia; see Chamaesyce. 

 Euphorbia hirsuta Engelm.; error for E. 



hirtula Engelm. 

 Euphorbia hypericifolia A. Gray; see 



Chamaesyce nutans (Lag.) Small. 

 Euphorbia Preslii Guss. ; see Chamaesyce 

 nutans (Lag.) Small. 



FABACEAE 



Astragalus canadensis L. 



Peronospora Trifoliorum de Bary. 

 Astragalus lotiflorus Hook. 



Peronospora Trifoliorum de Bary. 

 Astragalus sp. 



Peronospora Trifoliorum de Bary. 

 Medicago sativa L. 



Peronospora Trifoliorum de Bary. 

 Fhaseolus lunatus L. 



Phytophthora Phaseoli Thaxter. 

 Pisum sativum L. 



Peronospora Viciae de Bary. 

 Trifolium carolinianum Michx. 



Peronospora Trifoliorum de Bary. 

 Trifolium sp. 



Peronospora Trifoliorum de Bary. 



ViCIA AMERICANA Muhl. 



Peronospora Viciae de Bary. 



ViCIA AMERICANA LINEARIS S. WatS. ; SCC 



V. linearis (Nutt.) Greene. 

 ViciA Faba L. 



Peronospora Viciae de Bary. 

 ViciA LINEARIS (Nutt.) Greene. 



Peronospora Viciae de Bary. 



ViCIA SATIVA L. 



Peronospora Viciae de Bary. 

 ViciA sp. 



Peronospora Viciae de Bary. 



FUMARIACEAE 

 BicucuLLA CANADENSIS (Goldie) Millsp. 

 Peronospora Corydalis de Bary. 



BiCUCULLA CUCULLARIA (L.) Millsp. 



Peronospora Corydalis de Bary. 



BiCUCULLA sp. 



Peronospora Corydalis de Bary. 

 Capnoides aureum (Willd.) Kuntze. 



Peronospora Corydalis de Bary. 

 Capnoides sempervirens (L.) Borck. 



Peronospora Corydalis de Bary. 



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