740 



ostiola. Perithecia sunk in the bark, monostichous. tolerably large, 

 numerous, often crowded or, especially around the margin of the 

 stroma, scattered and standing singly, more or less prominent, with 

 large, obtusely conical or depressed-hemispherical, entire, or 3-4- 

 radiatc-cleft ostiola, Asci narrow-clavate, long-stipitate, 8-spored, 

 p. sp. 32x4-5 JJL. Sporidia biseriate, cylindrical, straight, brownish, 



On branches, Carolina (Schw.). 

 Page 507. After Eiitypa sepulta, insert- 

 En, scabrosa, (Bull.) 



Hypoxylon scabrosum, Bull. Champ, p. 179, tab. 468, fig. 5. 

 Sphczria scabrosa, DC. Flore France, II, p. 288. 

 Diatrype scabrosa, Fr. Summa Veg. Sc. p. 385. 

 Valsa scabrosa, Nits. Pyr. Germ. p. 131. 

 Eutypa scabrosa, Fckl. Symb. p. 171. 

 Exsicc. Fckl. F. Rh. 1039, 1045. Kze. F. Sel. 151. Rab. F. E. 1139. 



Stromata forming suborbicular tubercles, oval or convex, separate 

 or confluent, rarely widely effused, rimose or undulate, seated on the 

 wood or on the surface of the bark under the epidermis, and then soon 

 erumpent, black throughout, roughened by the numerous ostiola. 

 Perithecia lying in the stroma in irregular order, densely crowded, 

 globose, small, with necks of variable length furnished with hemi- 

 spherical or subconical, entire, very minute ostiola. Asci cylindric- 

 clavate, long-pedicellate, 8-spored, p. sp. 40-50x4-5 p.. Sporidia 

 subbiseriate, cylindrical, slightly curved, pale brown, 6-12 (mostly 

 8-10)xli-2 / . 



On wood, around Bethlehem, Pa. (Schw.), 

 Page 513. After Calosphaeria expers, insert- 

 . vibratilis, (Fr.) 



Sphceria vibratilis, Fr. S. M. II, p. 482. Nitsch. Pyr. Germ. p. 97. 

 Calosphceria vibratilis, Sacc. Syll. 411. 



Perithecia solitary, scattered, sphaeroid or ovoid, mostly collapsing 

 when dry, smooth or at first sparingly pilose, black, shining, 300- 

 800 [j. diam., with very short necks and rounded ostiola very minute 

 and scarcely rising above the epidermis. Asci clavate, 24 x 4 // (p. sp.), 

 with long paraphyses. Sporidia subbiseriate, fusoid-elongated, slightly 

 curved, hyaline, 4-6 x 1 p.. 



Under the bark of Prunus Virginiana, Bethlehem, Pa. (Schw.). 



