Host Index of the Fungi. ^ 



ABIES BALSAMEA(L.) Miller. 

 Peridermium Balsameum. 



ABUTILON ABUTILON(L.)Rusby. {A. A7'ice;ifie Gasrtn.) 

 Macrosporium Abutilonis. 



ACALYPHA VIRGINICA L. 

 Cercospora Acalyphae. 



ACER sp. 



Daldinia concentrica. 

 Helminthosporium persistens. 

 Myxosporium seriatum. 

 Trametes ambigua. 



ACER NEGUNDO L. {Ne.^iimio aceroides Moench.) 

 Ceganella Aceris. 

 Diplodia atrata. 

 Fusarium sarcochroum. 

 Phoma negundinicola ramicola. 

 Phyllosticta sp. 

 Tubercularia vulgaris. 



ACER PENNSYLVANICUM L. 

 Botryodiplodia acerina. 

 Cytispora exasperans. 

 Phoma Pennsylvanica. 

 Phoma samararum. 

 Rhytisma punctatum. 



ACER RUBRUM L. 



Botryosphaeria quercuum. 

 Bromella Ravenelii. 

 Ceganella Aceris. 

 Eutypella rugiella. 

 Libertella acerina? 

 Phyllosticta acericola. 

 Sphaeronaema acerinum. 

 Steganosporium piriforme. 

 Valsa etherialis. 

 Valsa pauperata. 



♦Species habiting fallen twigs, bark, branches, trunks, logs, stumps and leaves; soil, ground, 

 sand and rocks; and excrementitious and decaying vegetable and animal substances, etc., etc., 

 are not included in this index. 



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