('. liystririna, Cke. 



194 



livxti icina, Cke. Grev. XI, p. 199. 

 ( ,v iittmfonii'lla hysti-icinu, Sacc. Syll. 5995, Cke. Syii. 3766. 



"Porithocia gregarious, semiimmersed, at length emergent and 

 subsuperficial, dark brown, tomentose. beaked. ( )stiola cylindrical, 

 subflexuon-. Asri cylindrical. Sporidia elliptic-lanceolate, hyaline, 

 [6-18x6ju. 



On bark of Fi<-n*. Aiken, So. Carolina. 



The specimens distributed under this name in Rav. F. Am. 674, 

 aiid Kll. <Vr Kvrlit. N. A. F., 2d Ser., 2349, do not agree at all with the 

 above quoted description, being a species of Viilwi. with minute 

 sporidia. 



C. spina, (Schw.) 



iia spina, Schw. Syn. Car. No. 154. 

 Ci'iatostonia spina, Schw. in Cooke's Synopsis, 3818. 

 Sp/u?>'o>it<ia I-"ra.vim\ Pk. in zgth Rep. p. 71, and in Ell. N. A. F. 737. 

 Sphcztogiapliium Fra.vini. vSacc. Syll. Ill, p. 598. 



According to specimens in Herb. Schw., these are all the same 

 thing, Sphcerographium spina, (Schw.) 



CERATOSTOMELLA, Sace. 



Michelia I, p. 370. 



Characters the same as in Ceratostoma, only sporidia hyaline. 

 C. Mali, E. & E. Proc. Phil. Acad. 1. c. 



Pei-ithecia scattered, inernbranaceous, globose, 400 ^ diam., bai-ely 

 covered by the Ijark which is slightly raised above them and pierced 

 bv the short-cylindrical, obtuse, 150 x 75 /j. ostiolnm, with a rather large 

 round opening at its apex. Asci clavate, subtruncate above and nar- 

 rowed gradually to the acute base, about 40 x 5 //, 8-spored. Paraph- 

 yses none. Sporidia biseriate, oblong-cylindrical, scarcely curvod. 

 faintly 2-nucleate, 6-8 x \\ /i. Differs from C. dispersa, Karat, in its 

 rather smaller, straight, bald ostiolum. 



On the inner surface of loose, hanging bark of partly dead apple 

 trees, New Held, N. J. 



. nyssicola, (B. & C.) 



Splice tin ny^crcola, B. & C. Grev. IV, p. 143. 

 CeratostmnrUa uysscecola, Sacc. Syll. 1564. 



Peril hecia semiimmersed, siibglobose, with an abrupt and at length 

 elongated neck. Sporidia elliptical or shortly cymbiform, 7-8 a long. 

 On Nywi in Pennsylvania. 



*/ v 



