870 SPH^KIACEI. 



2605. Sphaeria callicarpa. Ciirr. "Large-spored Sphseria." 



Perithecia largo, almost globose; ostiola mamillate ; sporidia 

 broadly fusiform, slightly constricted, with a median septum and 

 1-3 near each end, greenish, at length brown, usually with hyaline 

 extremities. — Curr. Linn. Titans, xxii.p. 321, t. 58,/. 62. 



On old palings. March. Blackheath. 



Sporidia bispriate, very broadly fusiform (•0024-'003 in.) 'OG-'O/o m.m. 

 long, usually slightly constricted in the middle, with a median septum, and 

 from one to three other septa close together at each end of the sporidium, 

 colour greenish, becoming brown with age, usually a hyaline tip at each end. 

 —F.C. 



2606. Sphaeria Aspegrenii. Fr. " Blackthorn Sph^ria." 



Subgregarious, black ; perithecia emersed, hemispherical, even, 

 shining ; ostiola simple, at length umbilicate, pierced; asci linear ; 

 sporidia uniseriate, oblong, triseptate. — Fr. Kunze, 31. H. ii. p. 

 40. B.^Br.Ann.N.H. no. 87d,t.llJ. 26. Fr. S.M.ii.p. 4.66. 

 Melanomma Aspegrenii, Fckl. Sym.Myc.p. 159, t.3,f. 29. 



On blackthorn. 



Sporidia uniseriate but not concatenate, oblong, triseptate, enucleate ("0008 

 in.) '02 m.m. 



2607. Sphseria Jenynsii. B. & Br. " Jenyns's Sphaeria." 



Perithecia semi-immersed, subpruinose ; ostiola conical or cy- 

 lindrical : asci clavate ; sporidia cymbiform, at length trisep- 

 tate.— -B. ^ Br. Ann. N.H. no. 875, t. 10,/. 22. 



On dead wood. Sept. — Dec. 



Half immersed in the wood, but not accompanied by any black stain ; pe- 

 rithecia subpruinose or rugose ; ostiola conical or cylindrical, sometimes 

 slightly compressed ; asci clavate ; sporidia biseriate ("0012 in.) "03 m.m. 

 long, cymbiform, at length triseptate. — B.<^ Br. 



2608. Sphaearia paecilostoma. B. ^ Br. "Furze-twig 



Sphaeria." 



Perithecia half-free, subglobose, opaque ; ostiola variable, ob- 

 solete, conical, cylindrical ; asci short ; sporidia cymbiform, acute. 

 —B. ^ Br. Ann. N.H. no. 876, t. 10,/. 23. 



On twigs of furze. Twycross. 



Perithecia quite free above, subglobose. opaque ; ostiolium very variable 

 in form, obsolete, conical, compressed, or abruptly cylindrical ; asci clavate, 

 short; sporidia ("001 in.) '025 m.m. long, cymbiform, acute at either ex- 

 tremity, or even appendiculate, containing four nuclei. Allied to S.Jenynsiiy 

 but more freely developed, smaller, with shorter asci and smaller sporidia. — 

 B. ^ Br. 



