NOTICES OF NORTH AMERICAN FUNGI. 107 



of the leaf. Unfortunately I cannot find perfect fruit in either of 

 these species, which are very curious. 



893. Sphseria parietalis. B. tfe C. — Peritheciis cupularibus in 

 byssum parcam insidentibus ; ascis clavatis ; sporidiis biseriatis 

 oblongis utrinque sub-attenuatis uniseptatis, medio constrictis. 



On the inside of a hollow oak. Car. Inf. No. 2192. 



Perithecia cup-shaped, seated on a sparing byssus ; asci clavate ; 

 sporidia biseriate, oblong, slightly attenuated at either end, so as 

 to be almost biconical, uniseptate, constricted at the septa. 



894. Sphaezia pannicola. B. ^ C. — Peritheciis globosis in stroma 

 crassiusculumpilosum fuscum insidentibus ; sporidiis oblongis arcu- 

 atis obtusis triseptatis. 



On roots of birch. New Jersey. No. 4583. 



Perithecia globose, seated on a rather thick brown pilose stratunr 

 consisting of straight acute threads ; sporidia oblong, obtuse 

 at either end, arcuate with three septa, '0008 long. 



895. Spheeria iranella. B. ct- Eav. — Peritheciis globosis collapsis 

 rugosis in stroma tenue insidentibus ; sporidiis caudatis uniseptatis, 

 sursum coloratis. 



On Platamis. Car. Inf. Ravenel. 



Perithecia globose, collapsing, rugged, seated on a brown stratum; 

 sporidia of two joints, the upper elliptic or pointed dark, the low 

 elongated and attenuated with several nuclei, '005 long or more. 



896. Sphaeria xestothele. B. ^ C. — Peritheciis congestis um- 

 brino-lanatis, ostiolo nudo perforato, sporidiis fusiformibus uni- 

 septatis. 



On Cornus floricla. Car. Inf. No. 4972. 



Perithecia crowded, connected with brown woolly matter ; osti- 

 olum naked, perforated, tinged with rufous ; sporidia biseriate, 

 fusiform, uniseptate, "0008 long, hyaline. 



* Sphsezia xacodium. Fr. — On Liquidambar. Car. Inf. No. 

 1466, 3247. 



* Sphaeria ovina. On dead wood. New Jersey. No. 4697. 

 Sporidia linear, sigmoid, '002 long. 



* Sphaezia hispida. Tode. — On Juglans nigra. Car. Sup. No. 

 858. Car. Inf. No. 2705. 



* Sphaexia canescens. P.— On Platanus. Car. Sup. No. 1782. 



* Sphaezia stzigosa. A. 8f S.—On damp pine wood. Car. Inf. 

 No. 1610. 



* Spheezia exilis. A. ^ *S.— Car, Sup. On Primus serotina. 

 No. 701. On Que reus mo ntan a. No. 928. Car. Inf. On Cornus 

 florida. No. 2396, 2732. Ravenel. No. 1814. 



* Sphaezia mutabilis. P.— Pennsylvania, Michener. No. 4385. 



* Sphaezia lignazia. Grev.—CBV. Inf. No. 1594, 1800, 2568. 

 Virginian Mountains. No. 2348. 



