MYXOSPORIUM NITIDUM B. & C. On Cornus, Cumberland, 

 11-1857, (Blake). On Cornus, alternifolia, Katahdin Iron 

 Works, 11-1898, (Ricker). 



MYXOSPORIUM RHOIS (B. & C.) Sacc. Maine, (Blake). Grev. 

 2:157. 



NAEMOSPORA CROCEA (Bon.) Sacc. On Betula populifolia, 

 Wells, 1880, (Blake). 



STEGANOSPORIUM PIRIFORME (Hoffm.) Corda. On Acer ru- 

 brum, Cumberland, (Blake). On Acer rubrum, 10-1896, 

 (Harvey). 



CLASS V, ASCOMYCETAK 



ORDER SACCHAROMYCETACE/E. 



SACCHAROMYCES ROSACEUS Frankl. On plate cultures from 

 air, Orono, 4-1900, (Ricker). 



ORDER PYRENOMYCETACEJE. 



FAMILY PERISl'ORIACE^:. 



ASTERINA CELASTRI E. & K. On Celastrus scandens, Orono, 

 9-1892, (F. P. Briggs). Det. Hary. On Celastrus scandens, 

 Westbrook, 7-1899, (Ricker). 



ASTERNIA GAULTHERLE Curtis. .On Gaultheria procumbens, 

 Orono, 5-1898, (Ricker). 



CAPNODIUM PINI B. & C. On Pinus, Diamond Cove, 

 (Sprague). In Blake Herb. 



DIMEROSPORIUM COLLINISII (Schw ; ) Thum. On Amelan- 

 chier canadensis, Wells, 8-1859, (Blake). On Amelanchier 

 canadensis, Orono, 5-1897, (Merrill). 



ERYSIPHE AGGREGATA (Pk.) Farl. On fertile catkins, Alnus 

 incana, Orono, 10-1900, (Ricker). 



ERYSIPHE CICHORACEARUM DC. On Aster macrophyllus, 

 Orono, 10-1899, (Ricker). 



