152 



NOTICES OF NORTH AMERICAN FDNGT. 



956. Sphaeria Lophanthi. B, Sf C— Miauta epidermide tecta ; 

 ascis oblongis ; sporidiis fiisiformibus, 6-septatis. 



On Loplmnthus. Pennsylvania, Michener. No. 4013. 

 Perithecia minute, covered by the cuticle ; asci oblong ; sporidia 

 fusiform, slightly curved, 6-septate, -002 long. 



957. Sphseiria glomus. B. S( C— Convexa medio perforata; 

 sporidiis linearibus sigmoideis ; stylosporis obovatis primum per 

 paria connatis. 



On Ambrosia. Alabama, Beaumont, No. 4612. 



Perithecia convex, perforated ; sporidia linear, sigmoid, -001- 

 "002 long. Stylospores are produced within flat dark specks, 

 seated on forked threads, and at first joined in pairs so as to make 

 an obovate mass, then separating and still obovate, but narrow, 

 •001 long. 



958. Sphaeria Bioscorese. B. d: C. — Minutissima ; ascisbrevibus ; 

 sporidiis oblongis uniseptatis panels. 



On stems of Dioscorea. Tar. Inf. No. 5041. 

 Very minute ; asci short, with few sporidia, which nre oblong 

 and uniseptate, about three times longer than broad, -0008 long. 



959. Sphaeria lathyxina. B. &;• C. — Minutissima; ascis oblongis ; 

 sporidiis octonis oblongis uniseptatis, apud septum constrictis. 



On Lathyrvs latifolia. Pennsylvania, Michener. No. 4247. 

 Very minute; asci oblong; sjoridia biseriate, oblong, uni- 

 septate, constricted at the septum, -0003 long. 



960. Sphaeria incarcerata. B. <£; C. — Abdita, rima longitudinali 

 aperta ; sporidiis torulosis 5-septatis. ^ 



On stems of Spartina. Car. Inf. No. 6176. 



Perithecia under a little clouded speck of the cuticle opening by 

 a little longitudinal fissure ; sporidia torulose, straight, with 5 

 septa, -002 long. 



961. Sphaeria sarcocystis. B. S( C. — Brevis convexa ; peri- 

 theciis parietibus carnosis conjunctis ; ascis oblongo-tumidis ; 

 sporidiis quarternis triseptatis, articulis demum longitudinaliter 

 divisis. 



On wheat. Carolina. No. 6358. 



Forming little oblong prominent black bodies, which consist of a 

 few closely joined perithecia with fleshy walls ; asci rather short, 

 oblong, but tumid, containing four oblong obtuse sometimes clavate 

 sporidia, with three horizontal articulations and a few vertical, 

 •002 long. Perhaps more properly placed in Dothidea. 



962. Sphaeria ulmaticolor. B. ^ C. — Maculis effusis umbrinis ; 

 ascis linearibus ; sporidiis ellipticis fuscis. 



On decorticated smooth branches. Car. Inf. No. 4982. 

 Effused, continuous, umber-brown; perithecia minute ; asci 

 linear; sporidia uniseriate, elliptic, brown, •0003-'00314. 



963. Sphaeria umbrinella. B. ^ C. — Peritheciis umbrinis, ostiolo 

 papillaeformi nigro ; ascis linearibus ; sporidiis ellipticis fuscis. 



