469 



circumscribing line is seen in the inner stratum of the bark, surround- 

 ing many individuals or whole groups. Sporidia (sec. Stevenson) 



On branches of Tilia. Frequent around Bethlehem, Pa. (Schw.). 

 V. aequilinearis, (Schw.) 



Sphceria cequilinearis, Schw. Syn. N. Am. 1293. 



Perithecia covered, immersed, small, ovate, subcircinate, in small, 

 subseriate clusters in an elongated, linear, dark-colored stroma, the 

 cylindrical ostiola bursting out in a seriate manner through cracks in 

 the bark, but not projecting much above it. Sporidia 5x1//. 



On dead stems of Berberis Canadensis, Carolina (Schw.). 



We have taken the measurements of the sporidia and supple- 

 mented the original diagnosis from an examination of the spec, in 

 Herb. Schw. 



Sjoecies irnperfectly known. 

 V. subscripta, (Fr.) 



Sph<zria tessella, Fr. B. subscripta, Fr. S. M. II, p. "393. 

 Valsa subscripta, Sacc. Syll. 504. 



Perithecia circinate, the black, circumscribing line subobliterated. 

 Ostiola singly erumpent in a small disk. Asci minute. Sporidia 

 allantoid, minute. 



Mentioned in Cke. Valsei of the U. S. No. 33, and in Curtis' Cat. 

 p. 142. 



V. erinacea, (B. & Rav.) 



Hypoxylon erinaceum, B. & Rav. Grev. IV, p. 94. 

 Valsa erinacea, Cke. Grev. XI, p. 128. 



"Perithecia ovate, pulverulent, with an elongated, often curved 

 neck. Sporidia clavate, much attenuated below. ?? 

 On Liquidambar , South Carolina. 



V. nmnda, B. & C. Grev. IV, p. 100. 



"Pustules completely covered by the bark which is blackened 

 over them, or appears black by transparence, the disk alone, which is 

 bordered with white, being free. Asci lanceolate. Sporidia sausaiiv- 

 shaped. 



On smooth branches of Cornus, Alabama. 



V. fulvella, B. & Rav. Grev. IV, p. 101. 



Pustules closely covered by the bark which is raised up. Disk 

 pale tawny, dotted with the black ostiola. Sporidia allantoid. 



