830 SPH^EIACEI. 



AscopnoRE. — Immersed, subj^ustulate, suffused with a yellow- 

 ish powder ; disc minute, pallid, bordered with black ; ostiola 

 erum23ent, globose ; asci broadly obovate ; sjioridia simple, very 

 long, linear, obtuse, more or less arcuate. — Fckl. exs. no. 1997. 

 Coolce exs. no. 247. Tnl. Carp. ii. p. 145. Sph. svffusa, Fr. S.M.'u. 

 p. 399. Fries exs. no. 2'2d. Sp)h. cryptosporii, Curr. Micr. Journ. 

 ill. p.'ill^ Linn. Trans, xxii. t. 48,/. 144. Sp)'h. Rabenhorstii, B. 4" 

 Br. Ann. N.H. no. 631*. Valsa comniutatay Fckl. exs. no. 620. 



On beech and alder twigs. 



Sporidia (-00036 in.) -008-009 m.m. long. 



2486. Valsa intexta. Curr. " Interwoven Valsa." 



Perithecia? Sporidia interwoven, filiform, very long. — Curr. 

 Linn. Trans, xxii. t. 48./. 169. B. ^ Br. Ann. N.H. no. 860. 

 On oak. Weybridge. 



" Sporidia interwoven, generally nearly as long as the ascus, filiform and 

 flexuous. The plant was not in a state to enable me to describe the perithe- 

 cia. The paraphyses were very long and numerous, and septate. I know of 

 no species to which it can be referred, although the sporidia somewhat re- 

 eemble those of V. suffusa,Fr." — F.C. 



2487. Valsa corylina. Tul. " Hazel Valsa." 



Perithecia circinating, globose, small ; ostiola abbreviated, 

 cylindrical, black ; disc blackened ; stroma more or less 

 brownish, of a beautiful orange -red within ; asci oblong, sub- 

 stipitate ; sporidia fasciculate, linear, curved, hyaline, with 

 several nuclei. — Tul. Carp. ii. p. 174. Nke. Pyr. Germ. p. 217. 

 Cry ptospor a corylina, Fckl. Sym. 3Iyc. p. Id2. Valsa conjuncta, 

 Fckl. exs. 710. 619 (not Nees). 



On hazel twigs. Shere. Dr. Capron. 



Very distinct from D.ferruginea, with which it has been confounded. The 

 stroma is brighter, the ostiola less prominent, and the sporidia different. 



Series 3. Valsaria. Sporidia uniseptate, hyaline. 



* Sporidia not appendiculate. 



2488. Valsa extensa. Fr. " Buckthorn Valsa." 



Convex, connected by an effused, ambient crust ; stroma fib- 

 ^rous ; perithecia ovate ; ostiola crowded, free, oblong, even ; 



