NAMES OF NEW YOKE PYKENOMYCETOUS FUNGI. 



The names by which the following species were formerly known or 

 reported are given in the right-hand column whenever they differ from 

 those of the Saccarcloan system. The left-hand column contains the 

 names required by that system. 



Podosphsera tridactyla Be By. 

 P. biuncinata C. & P. 

 Sphaerotheca Castagnei Lev. 

 S. pruinosa C. & P. 

 Phyllactinia suffulta /Sacc. 

 Uncinula adunca Lev. 

 U. Ampelopsidis Pk. 



Perisporiaceae, 



Podosphaera Kunzei Lev. 



Phyllactinia guttata Lev. 



u. 



Clintonii Pk. 



u. 



macrospora Pk. 



u. 



flexuosa Pk. 



u. 



geniculata Ger. 



u. 



circinata C. & P. 



u. 



pai-vula C. & P. 



u. 



luculenta Howe. 



u. 



Americana Howe. 



Micrc 



tsphsera Astragali Trev. 



M. 



abbreviata Pk. 



M. 



Hedwigii Lev. 



M. 



Dubyi Lev. 



M. 



Friesii Lev. 



M. 



penicillata Lev. 



M. 



Van Bruntiana Ger. 



M. 



densissima ScJiw. 



M. 



Russellii Clinton. 



M. 



extensa C. & P. 



M. 



diffusa C. &. P. 



M. 



pulchra C. & P. 



M. 



Vaccinii C. & P. 



M. 



Platani Howe. 



M. 



Menispermi Howe. 



•M. 



Symphoric. 1 . rpi Howe. 



Erysiphe communis Fr. 



E. 



Marti i Lev. 



E. 



lamprocarpa Lev. 



E. 



Liriodendri Schw. 



E. 



Euphorbias Pk. 



Erysiphella ag-greg-ata Pk. 



Eurotium herbariorum Lk. 



Dimei 



'ospoi-ium Collinsii TJium 



Scorias spongiosa Fr. 



Uncinula spiralis B. & C 

 Microsphaera holosericea Lev. 



Sphseria Collinsii JSchio. 



