48 NEW YORK STATE MUSEUM 



Gloeosporium psoraleae 



Pustules minute, on brown or blackish brown orbicular spots, 



. 25-75 111111 broad, partly concealed by the hairs on the lower sur- 

 face of the leaf; spores oblong or subellipsoid, straight or slightly 

 curved, hyaline, 14-20 x 4-5 /x. 



Leaves of prairie apple, Psora lea esculent a 1'iirsh. 

 Webster, Nebraska. June. E. Bartholomew. 



Graphyllium chloes junci 



This variety differs from the type in its spores which are not dis- 

 tinctly constricted at the septa and in its paraphyses which are rudi- 

 mentary or obsolete. 



On stems of baltic rush, J u 11 c u s b a 1 t i c u s Willd. Scotia. 

 Nebraska. September. J. M. Bates. 



Henningsinia caespitosa 



Stroma subclavate, .5-1 cm high, 3-4 mm broad at the top. nar- 

 rowed below into a stemlike base, cespitose or rarely only two united 

 at the base, obtuse at the apex, sometimes with a slight umbo, black, 

 sometimes shining; perithecia oblong, about 1 mm long, vertical in 

 the upper part of the stroma, interior substance white beneath them ; 

 asci ovate or clavate, 35-40 x 14-16 /x ; spores crowded in the ascus, 

 oblong, continuous, colored, 10-12 x 6-7 /x. 



Bark of West Indian birch, B u r s e r a g u m m i f e r a Jacq. 

 Santiago de las Vegas, Cuba. November. C. F. Baker. 



This species differs from Henningsinia d u r i s s i m a A. 

 Moell. in its mode of growth, much smaller size, shorter perithecia. 

 broader asci and broader spores. 



Hysterium cubense 



Perithecia gregarious or clustered, oblong or ellipsoid, straight, 

 curved or rarely rlexuous, at first erumpent, then superficial by the 

 falling away of the epidermis, even, 1-2 mm long, .5 mm broad and 

 high, black; asci cylindric, 160-200 x 15-20 /u. ; spores uniseriate, 

 oblong or ellipsoid, 3-septate, colored, 30-40 x 12-16 /x, the terminal 

 cells longer than the central cells. 



Dead branches lying on the ground. Xazarene, Cuba. September. 

 C. F. Baker. 



This species is related to Hysterium pulicare Pers. 

 from which it may be separated by the smooth perithecia, cylin- 

 dric asci and uniseriate and larger spores. 



