SPH^RIACEI. 865 



Size. — Pers. Syn. p. 64. Ic. Pict. t. 5,/. 6, 7. Mong. exs. no. 380. 

 Fr. S.M. ii.p. 455. Fries exs. no. 887. Fng. Fl. x.p. 264. Curr. 

 Linn. Trans, xxii. t. bl ,f. 37. Bosellinia mammceformis, FcJcl.Sym. 

 Myc.p. 149. Hypoxylon glohulare. Bull. t. 444,/. 2. FcJcl. exs. no- 

 1060. 



On decayed sticks, &c. [Low. & Mid. Carolina.] 



Much larger than Sqwrniformis, and thongh sometimes slightly depressed, 

 not collapsing ; sporidia (-OOOS-'OOIG in.) •02--035 m.m. 



2590. Sphaexia obducens. Fr. " Naked Rail Sph^eria." 



Crowded, small, black; peritliecia ovato- rotund, unequal, 

 rigid ; ostiola subpapillteform ; sporidia crowded, yellowish- 

 brown, multipai-tite, subelliptical. — Fries, exs. no. 119. Berk, 

 exs. no. 177. Mag. Zool. ^ Bot. no. 100. Fr. S.M. ii. p. 456. Tul. 

 Carp. ii. p. 245, ^ 28, /. 4-13. FcJcl. exs. no. 2024. Cucurhitaria 

 misJcihutris, De Not. Act. Tur. (1853), p. 126. S. plateata, Curr. 

 Linn. Trans, xxii. t. ol ,f. 35. Trichospora ohducens, Fclcl. Sym. 

 Myc.p. 161. 



On pales. Apetliorpe. 



Very like S.pidci* pyrius, except in the sporidia, which are ('OOOS-'OOlOin.) 

 ■02--025 m.m. 



2591. Sphaeria pulvis-pyrius. Fers. " Gunpowder 



Sphffiria." 



Crowded, black ; perithecia ovato-globose, rugose, sulcate in 

 the middle ; sporidia straight, or slightly curved, triseptate, 

 slightly constricted, pale brown. — Pers. Syn. p. 86. Fr. S.M. ii. 

 p. 458. Fries exs. no. 120. Grev. t. 152. Cooke, exs. no. 379. 

 Fng. Fl. y.p. 265. Moug. exs. no. 381. Curr. Linn. Trans, xxii. 

 t. 67, f. 32. Fckl. exs. no. 937. (Fr. Fl. ii.p. 82. Fng. Fl. v. 253, 

 including S. clioica,Moug. exs.) Melanomma pulvis-pyrius, Fckl, 

 Sym. Myc.p. 160. 



On old wood, bark, &c. Common. [Low. & Mid. Carolina.] 



Sometimes crowded, at others scattered and naked, rarely subcuticular. 

 Distinguished without difficulty from ,S'. raoriformis by its much smaller size, 

 less tuberculate surface, and subrimose ostiolum. Sporidia ('0005 in.) *0127 

 m.m. 



2592. Sphaexia epochnii. B.d:Br. '* Olive-patch Sphaeria." 



CoxiDiA. — Flocci effused, very delicate; conidia pellucid, 

 dark-green, elongated, triseptate, incrassated at the apex. — 

 Sporidesmium fungorum, Berk. Outl.p. 327. Spoi^idesmiura atrura, 



2o 5 



