72 



NATURAL HISTORY BULLETIN. 



elongated, subcylindrical, i-i^X^ mm., penetrating nearly 

 to the bottom of the stroma; asci cylindrical, (p. sp.) 6ox5/S 

 sporidia elliptical, brown, uniseriate, 6-7x3-3/^ p- 



On dead wood. Indian River, Nicaragua, March, 1896. 

 (C. L. Smith. No. 12.) 



14. Hypoxylon lucidum E. & E. 



Effused, subpulvinate, 2 or more cm. long, T.y 2 cm. broad, 

 black, surface shining as if varnished. Perithecia oblong- 

 cylindrical, ij4 mm. long, ^ mm. broad, closely packed, the 

 conic-hemispherical, subsulcate ostiola roughening the surface 

 of the stroma; asci cylindrical, short-stipitate, paraphysate, 

 75-85x7-8,", 8-spored; sporidia obliquely uniseriate, semiequi- 

 laterally oblong-elliptical, becoming opaque, 12-14x6-7^. 

 Differs from H. vernicosum E. & E. in its larger sporidia and 

 different ostiola, and also quite distinct from H. lucidulum 

 Mont. 



On dead wood. Nicaragua. (C. L. Smith.) 



