SPH^EIACEI. 871 



2609. Sphaeria brachythele. B. & Br. " Elder Sphseria." 



Peritliecia semi-immersed, globose ; ostiola short, papillse- 



form; asci cylindrical ; sporidia large, subfusiform, constricted 



in the centre 1-5 septate. — B. ^ Br. Ann. N.H. no. ^11 , t. 10,/. 



24. 



On decorticated elder. Feb. Batheaston. 



Perithecia rather large, scattered, half-immersed, globose, attenuated 

 above into a short papillaeform ostiolum ; asci cylindrical ; sporidia (•0013 in.) 

 '03 m.m long, subfusiform, with one side more convex when seen laterally, 

 strongly constricted in the centre, at first uniseptate, at length 3-5 septate ; 

 endochrome dark. — B. cfc Br. 



2610. Sphaeria vilis. Fr. " Solitary pertuse Sphffiria." 



Solitary ; perithecia convex, obtuse, small, black ; base plane ; 

 ostiola papillate, deciduous ; sporidia oblong, obtuse, triseptate, 

 constricted at the septa, yellowish. — Fr. S.M, ii. p. 466. Berk. 

 Ann. N.H. no. 184. Fckl. exs. no. 935. Melanomma vilis, Fckl. 

 Sym. My C.J). 160. 



On rotten oak wood. 



2611. Sphaeria xnastoidea. Fr. " Naked Ash Sphteria." 



Scattered, black, shining ; perithecia conical, semi-immersed, 

 even ; ostiola minute, papillaeform, then pierced. — Fr. S.M. ii. 

 p. 463. Berk. Ann. N.H. no. 183. 



On dead ash twigs. King's Cliffe. [Low. & Mid. Carolina.] 



B. Erumpentes. 

 Perithecia at length erumpent, almost superficial. 



a. Ohturatce. 



Perithecia atfirst innate, then erumpent and naked; ostiolum 

 papillaeform. 



 Parasitic. 



2612. Sphaeria nigerrima. Blox. " Clustered Parasitic 



Sphceria." 



Perithecia irregularly ovate or conical, often superimposed, 

 forming a black tubercle ; ostiola somewhat elongated and 

 rounded ; sporidia biseriate, hyaline, subelliptic, at length multi- 

 septate. — Curr. Linn. Trans. xxii./>. 272. B. 4' Br. Ann. N. H. 

 no. 869, MO,/. 19. 



