406 



M. seriata, (Cke.) 



Massaria {Massariella) seriata, Cke. Grev. XVII, p. 92. 

 Massariella seriata, Sacc. Syll. IX, p. 739. No. 3025. 



Peritliecia subdepressed, rather large, seriately arranged, cov- 

 ered by the epidermis which is finally fissured. Asci clavate. Spo- 

 ridia elliptical, 60x18-20 //, uniseptate, constricted in the middle, 

 brown, cells equal, with a thick, hyaline epispore. 



On branches of Gary a, South Carolina (Ravenel). 



M. bispora, (Curtis). 



Massaria {Massariella) bispora, Cke. Grev. XVII, p. 93. 

 Massariella bispora, Sacc. Syll. IX, p. 740, No. 3027. 



Peritliecia corticolous, subglobose-depressed, covered, subscat- 

 tered. Ostiola perforating the epidermis which is blackened by the 

 sporidia. Asci clavate. Sporidia elliptical, uniseptate, brown, 45 x 

 18-20 fi, cells equal, constricted in the middle, with a hyaline envelope. 



On bark of Acer (Dr. Curtis). 



M. scoriadea, (Fr.) 



Sphczria scoriadea, Fr. EL II, p. 87. 



Anthostoma scoriadeum , Sacc. Syll. 1127. 



Massaria {Massariella) scoriadea, (Fr.) Cke. Grev. XVII, p. 93. 



Massariella scoriadea, Sacc. Syll. IX, p. 739. 



Innate. Stroma widely effused, black, entirely hidden under the 

 epidermis, surrounding the branches and penetrating the inner bark. 

 Perithecia of a horn-like consistence, hemispheric-subprominent, shin- 

 ing, perforated, white inside, crowded but not confluent. Sporidia 

 (sec. Cke. 1. c.) elliptical, uniseptate, 70 x 23 /i, the upper cell rather 

 larger, constricted in the middle, with a thick, hyaline epispore. 



On bark of Betula lenta, Pennsylvania, Arctic America (Drum- 

 mond). 



PLEOMASSARIA, Speg. 



Fungi Argentini, Pug. ist. 



Perithecia as in Massaria. Sporidia more or less distinctly muri- 

 form. 



PL rhodostoma, (A. & S.) (Plate 30) 



Sphezria rhodostoma, Alb. & Schw. Consp. p. 43. 

 Hercospora rhodostoma, Fr. Summa Veg. Scand. p. 397. 

 Massaria rhodostoma, Tul. Sel. Carp. II, p. 238, tab. XXV, figs. 1-4. 

 Karstenula rhodostoma, Sacc. Syll. 3711. 

 Pleomassaria rhodostoma, Winter, Die Pilze, 3842. 

 Exsicc. Fckl. F. Rh. 801. Rab. F. E. 3058. Rehm. Asc. 236. Thum. M. U. 862 Krieger 

 F. Sax. 78. 



