HYPHOMYCETES 409 



known to be connected with species of Nectria. Species 

 of the genus Tuberculina are parasites on the Uredo and 

 Aecidium stages of various Uredines, which are themselves 

 parasites on the higher plants. 



Allescher, 'Fungi Imperfecti,' Rabenh. Krypt.-Flora, 

 Pilze, i, Abt. 6 and 7 (1901-3). 



Engler and Prantl, 'Fungi Imperfecti,' Pflanzcnfam., i, 

 Abt. i** (1900). 



Massee, ' Hyphomycetes (British),' Brit. Fungus Flora, 



3 (1893)- 



Saccardo, ' Sphaeropsideae and Melanconicae,' Syll. 



Fung., 3 (1884). 



Saccardo, ' Hyphomycetes,' SylL Fung., 4 (1886). 



