332 PROCICEDINGS OF THE ACADEMY OF [1894. 



Teichospora nubilosa E. & E. ^ 



On outer bark of Celtis occidentalis, Rockport, Kansas, Nov. 

 1898 (E. Bartholomew, No. 1,249). 



Perithecia scattered, superficial, ovate, minute, 250x220,", rough, 

 black, with a papilliform ostioluni, at length collapsing above. Asci 

 clavate-cylindrical, 70-75x10-12'/., 8-spored, with filiform para- 

 physes. Sporidia uniseriate, elliptical or ovate, 3-septate and sub- 

 muriform, constricted at the middle septum, hyaline at first, but soon 

 becoming brown. 



The perithecia are mostly seated on a thin, black crust which over- 

 spreads the surface of the bark, giving it a clouded appearance. 



Pleosphaeria cortioola E. & E. 



On outer bark of Pinus rigida, Nuttallburg, West Va. , June, 

 1894 (L. W. Nuttall). 



Perithecia scattered, superficial, ovate, 300-400//. diam. , carbo- 

 naceo-membranaceous, pilose-strigose, hairs 100-200 x 5-6;/, soon 

 opake, very faintly and sparingly septate, here and there collected 

 into closely compacted fascicles resembling stout bristles. Ostiolum 

 papilliform, obtuse. Asci oblong-cylindrical, abruptly short-stipitate, 

 80-100 x 20-25,". Paraphysate? Sporidia crowded, acutely ellip- 

 tical, nearly hyaline at first, becoming olive-brown and 5-7-septate 

 and muriform, but not constricted. 



Comes near P. strlgosa Sacc, but perithecia rather smaller, not 

 depressed, and hairs fasciculate. 



Lophiostoma (Lophiosphsera)? asperum E. & E. 



On outer bark of Ulmus Ainericana, Rockport, Kansas, June, 

 1894 (Bartholomew, No. 1,487). 



Perithecia scattered, superficial, ovate, tubercular-roughened, ex- 

 cept around the prominent, narrow, compressed ostiolum, 400-450// 

 high, 300-350," broad, slightly narrowed around the base. Asci 

 clavate-cyhndrical, short-stipitate, 90-100 x 12,"., paraphysate, 8- 

 spored. Sporidia uniseriate, mostly overlapping or oblique, yellow- 

 ish-hyaline, uuiseptate and constricted, 18-21 x 7-8,", ends subacute, 

 or when free obuse and rounded. 



Lophiostoma speciosum E. & E. 



On bark of Fraxiiuis viridis, Rockport, Kansas, March, 1894 

 (Bartholomew, 1,406). 



Perithecia scattered, erumpent-superficial, globose, grayish- black, 



