244 



superficial, in .small (1 mm.), valsoid clusters, with their liases stromat- 

 ically connected. Asci clavate. Sporidia linear, slightly curved. 

 obtuse, 8 IJL long. 



On bark of oak roots. South Carolina. 



In the specimens in our copy of Rav. F. Am. some of the perithe- 

 cia contnin minute, oblong, hyaline spermatia and others, large hyaline. 

 oblong-elliptical stylospores, 20-26 x 12-14 //, with a thick, hyaline 

 epispore (Dothiorella sp.) The perithecia are not collapsed. This 

 must be considered a doubtful species. 



FRACCHLEA, Sacc. 



Myc. Ven. Spec. p. 115, tab. XII, figs. 3-7. 



Perithecia aggregated or subscattered, superficial, on a stromatic 

 crust, globose or depressed, black or brown, coriaceous or coriaceo- 

 carbonaceous. Asci clavate, polysporous. Sporidia oblong or allan- 

 toid, subhy aline. 



Fr. siibcongregata, (B. & C.) 



Sphczria subcongregata, B. & C. in Rav. Fungi Car. IV, No. 57 (1855). 

 Fracchicea heterogenea, Sacc. M. Ven. Spec. p. 115 (1873). 

 Sphtzria subconnata , B. & C. Grev. IV. p. 141 (1876). 

 Sphtzria subconvexa, B. & Rav. (ubi)? 

 Gibbera moricarpa, Cke. Grev. VII, p. 51 (1878). 



Sph&ria. polycocca, B. & Rav. in Rav. Car. IV, No. 62 (sec. Cke. in Grev. XV. p. 83). 

 Sph&ria botryosa, Tode, Scler. No. 122 (sec. specc. det. by Cke. in Grev. V, p. 93). 

 Exsicc, Rav. F. Car. IV, No. 57 Speg. Dec. Myc. Arg. No. 41. Rav. F. Am. 343 Ell. 

 N. A. F. 692. 



Perithecia cespitose or partly scattered, seated on a thin, stro- 

 matic crust on the surface of the wood or bark, depressed-spherical, 

 \ to nearly \ mm. diam., black and verruculose. Ostiolum minute, 

 scarcely prominent, becoming umbilicate. Asci elongated-clavate, 

 attenuated below, 60-70x12-15 JJL. polysporous, (paraphysate, sec. 

 Speg.) Sporidia allantoid, yellowish in the mass, 6-9 xl| JJL (12x 

 2 //, Sacc.) 



On bark of Myrica and Liquidambar, Georgia (Ravenel), on 

 Morus, New Jersey. 



We make the Sporidia in Speg. So. Am. specimens only 6-9 x 

 1J /-(, mostly 6-8 x 1| p.. the same as in our N. Am. specc. 



Fr. callista, (B. & C.) 



CIICHI hi'tai ia callista, B. & C. Grev. IV, p. 47 

 Fracchicza callista, Sacc. Syll. 388. 

 Exsicc. Rav. Car. V, No. 67. EH. N. A. F. 1188. 



Perithecia closely aggregated, seated on a patch of tobacco-brown. 



