370 



L. latebrosa, (Ell.) 



Sphceria latebrosa, Ell. Bull. Torr. Bot. Club, VIII, p. 90. 

 Leptosphceria latebrosa, Sacc. Syll. 3176. 



Perithecia gregarious, minute, subelliptical, 150x200 fi, subcu- 

 ticular, but prominent and covered by the blackened cuticle. Ostio- 

 lum papilliform, erumpent. Asci clavate-cylindrical, 60-70x8 /i 

 sessile. Paraphyses filiform, interwoven, longer than the asci. Spo- 

 ridia crowded, fusiform, slightly curved, 3-septate, pale brown, sub- 

 constricted at the middle septum, 20-25 x 3 /i. 



On basal sheaths of old Andropogon, Newfield, N. J. 



L. epicarecta, (Cke.) 



Sphceria epicarecta, Cke. Grev. V, p. 120. 

 Leptosphceria epicarecta, Sacc. Syll. 3090. 

 Heptameria epicarecta, Cke. Syn. 4859 



Perithecia scattered, covered by the cuticle, which appears darker 

 over them. Asci clavate. Sporidia biseriate, broadly lanceolate, 

 3-septate, yellow, second cell rather larger, 30x10 /i. Perithecia 

 when dry, scarcely visible. 



On leaves of Carex pulla, Egedesminde, Greenland. 



In the Greenland specimens the asci were 66-70x20-22 p.\ spo- 

 ridia 28-30 x 9-10 fi. 



L. orthogramma, (B. & C.) 



Sphczria orthogramma, B. & C Grev. IV, p. 144. 

 Leptosphceria orthogramma, Sacc. Syll. 3071. 

 Heptameria orthogramma, Cke. Syn. 4839. 

 Exsicc. EH. N. A. F. 195. 



Forming parallel black lines, surrounded on each side by the 

 cuticle, and 1 mm. or more long. Perithecia small, with only the 

 apex erumpent. Asci clavate, about 80 x 10-12 //, paraphysate. Spo- 

 ridia biseriate, oblong-fusoid, yellow, 3-5-septate, with the middle joint 

 swollen, 25-35 x 7 fju 



On Zea and Erianthus, Pennsylvania, New Jersey and Carolina. 



L. sorgophila, (Pk.) 



Sphczria sorgophila, Pk. 31st Rep. p. 51. 

 Leptosphceria sorgophila, Sacc. Syll. 3072. 

 Heptameria sorgophila, Cke. Syn. 4840. 



Perithecia very minute, immersed, erumpent through a longi- 

 tudinal chink, elliptical, black. Asci elongated-clavate. Sporidia 

 biseriate, oblong-cylindrical, triseptate, constricted at the septa, pale 

 when young, then colored, 27-30 [x long. 



