549 



B. Van Vleckii, (Schw.) 



Sphczria Van Vleckii, Schw. Syn. N. Am. 1427. 

 Botryosphceria Van Vleckii, Sacc. Syll. 1800, Cke. Syn. 1449. 



Irregularly cespitose on a black, subpulverulent stroma, rising 

 from the inner bark, or from the wood itself, irregular in shape, and 

 easily deciduous, at first covered by the epidermis, at length erumpent, 

 causing the trunk to appear as if pitted with small pox, and throwing 

 off the bark. Perithecia cylindrical-globose, black (white within), 

 rugose, scarcely confluent. Ostiola long, rostellate. mixed with shorter 

 ones, divergent, and finally deciduous. . Sporidia narrow-fusoid, hya- 

 line, 15 ijl long. 



On Bignonia, Carolina (Schw.), Pennsylvania (Michener). 



B. graphidea, (B. & Rav.) 



Melogramma graphideutn, B. & Rav. Grev. IV, p. 98. 

 Botryosphceria' graphidea, Sacc. Syll. 1791, Cke. Syn. 1442. 



Looks at first sight like a Lichen, as the strata are of various 

 shapes, triangular, sinuated, &c, and surrounded by a rigid border of 

 the bark. Sporidia short-fusiform, hyaline, 20 fi long. 



On Myrica cerifera, (Carolina)? 



B. Ficus, Cke. Grev. XI, p. 108. 



Kxsicc. Rav. F. Am. 797. 



Perithecia very small, obtuse, black, erumpent in tufts or lines. 

 Asci clavate. Sporidia elliptic-lanceolate, continuous, hyaline, 25 x 

 10 /i. 



On bark of Ficus carica, South Carolina (Ravenel). 



Species imperfectly known. 

 B. Liriodendri, (Cke.) 



Melogramma Liriodendri, Cke. in Rav.F. Am. 353. 

 Botryosphceria Liriodendri, Saoc. Syll. 1798, Cke. Syn. 1430. 



The specc, in Rav. F. Am. show only stylospores, oblong-fusoid, 

 hyaline, about 30 x 5 /*, and are entirely without asci. 



B. euomphala, (B. & C.) 



Sphczria euomphala, B. & C. Grev. IV, p. 141. 

 Botryosphceria euomphala, Sacc. Syll. 1784. 

 Byssosphceria euomphala, Cke. Syn. 2603. 



"Perithecia cup-shaped, rugose, crowded. Asci clavate. Spo- 

 ridia biseriate, hyaline, subelliptical." 



On fallen branches in damp places, South Carolina (Ravenel). 



