232 Journal of Mycology [Vol. 10 
millimeter, black and quite conspicuous. The fungus may be 
described as follows: 
Phyllachora adolphiae Ell. & Kellerm. n. sp., on Adolphia infesta 
in barley fields at Pachuca, Hidalgo, Mexico, August 3, 1904, A. L. 
Herrera. 
Stromata scattered or more or less definitely grouped in areas on 
the stems, pustiliform ,occasionally elongated and irregular, £-1 mm., black. 
Asci cylindrical, short stipitate, 70-85 x 10-15 accompanied by slender 
but not abundant paraphyses, 2-3.5 n in diameter. Sporidia short-ellip¬ 
tical, 12-15 x 8-10 uniseriate, hyaline. Many stromata contain only mi¬ 
nute, oblong or allantoid sporidia (spermatia) 4-7 x 1-lf M. 
Phyllachora adolphia. Fig. 1. A portion of the host plant (Adolphia infesta) 
showing the stromata natural size. Fig. 2. Section through a stroma. Fig. 3. Two asci 
with ripe spores. Fig. 4. Two spores more highly magnified. Fig. 5. Paraphyses. 
NEW GENERA OF FUNGI PUBLISHED SINCE THE 
YEAR 1900, WITH CITATION AND ORIGINAL 
DESCRIPTIONS. 
COMPILED BY W. A. KELLERM AN AND P. L. RICKER. 
(Continued from page 223.) 
[ Laboulbeniineae ] 
Dioicomyces Thaxter n. g. Laboulbeniaceae. Proceedings of 
the American Academy of Arts and Sciences, 37:33. June 1901. 
