NAMES OF NEW YOKE PYRENOMYCETOUS 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 Saccardoan system. The left-hand column contains the 

 names required by that system. 



Perisporiaceae. 



Podosphaera tridactyla De By. 

 P. biuncinata C. <& P. 

 Sphaerotheca Castagnei Lev. 

 S. pruinosa C. & P. 

 Phyllactinia suffulta Sacc. 

 Uncinula adunca Lev. 

 U. Ampelopsidis Pk. 



Clintonii Pk. 



macrospora Pk. 



flexuosa Pk. 



geniculata Ger. 



circinata C. & P. 



parvula C. & P. 



luculenta Howe. 



Americana Howe. 

 Microsphsera Astragali Trev. 

 M. abbreviata Pk. 



Hedwigii Lev. 



Dubyi Lev. 



Friesii Lev. 



penicillata Lev. 



Van Bruntiana ffer. 



densissima Schw. 



Russellii Clinton. 



extensa C. & P. 



diffusa C. &. P. 



pulchra C. & P. 



Vaccinii C. & P. 



Platani Howe. 



Menispermi Howe. 



Symphoricarpi Howe. 

 Erysiphe communis Pr. 

 E. Martii Lev. 

 E. lamprocarpa Lev. 

 E. Liriodendri Schw. 

 E. Euphorbias Pk. 

 Erysiphella aggregata Pk. 

 Eurotium herbariorum Lk. 

 Dimerosporium Collinsii Thwm. 

 Scorias spongiosa Fr. 



U. 

 U. 

 U. 

 U. 

 V. 



u. 

 u. 

 u. 



M. 

 M. 

 M. 

 M. 

 M. 

 M. 

 M. 

 M. 

 M. 

 M. 

 M. 

 M. 

 M. 

 M. 



Podosphaera Kunzei Lev. 



Phyllactinia guttata Lev. 



Uncinula spiralis B. & C 

 Microsphaera holosericea Lev. 



Sphasria Collinsii Schw. 



