FAIRMAX — PYREX0:MYCETE,E OF ORLEANS COUNTY. 1 7/ 



DiAPORTHE Nitschke 1S67. 



275. Diaporthe salicella (Fr. ) Sacc. Sphcrria, Peck, 25 

 Rep., p. 104. Diaporthe, N. A. Pyr., p. 435. Gnomonia, Feltgen, 

 No. 676, On dead branches of Sa/ix. 



276. Diaporthe sociata (C. & E.) Sacc. Valsa, C. & E. in 

 Grevillea, VI., p. 11. Diaporthe, N. A. Pyr. p. 435. On dead 

 branches of spice bush. Benzoin, Oct., 1900. Not previously reported 

 from the state. 



277. Diaporthe aculeata (Schw. ) Sacc, N. A. Pyr., p. 452. 

 On dead stems of Phytolacca decandra. 



278. Diaporthe obscura (Peck) Sacc. Peck, 2S Rep., p. 73. 

 N. A. Pyr., p. 441. On dead stems of Riibiis, cult. 



279. Diaporthe bicincta (Peck) Sacc. Valsa, Pk., 29 Rep., 

 p. 64. Diaporthe, N. A. Pyr., p. 429. On dead branches of butter- 

 nut, Jiiglans cinerea. 



280. Diaporthe acerina Peck. Vaha acerina. Peck, 28 

 Rep. , p. 74. N. A. Pyr. 424. On dead Acer sp. 



281. Diaporthe carpini (Pers. ) Fuckel. . N. A. Pyr., p. 425, 

 where the authors say, "the specc. from Dr. Fairman have asci and 

 sporidia corresponding to the smaller dimensions in the foregoing 

 diagnosis, which is taken from Saccardo's Sylloge. " On dry branches 

 of Carpinus americana. 



Sect. V. PHi^ODIDYMiE Sacc. 



Sporidia ovoid, oblong or fusoid, uniseptate, fuliginous or 

 olivaceous. 



DiDYMOSPH.ERiA Fuckel 1869. 



282. Didymosphaeria accedens Sacc. Sacc. in Fairman, 

 Mycology of Western N. Y. , Proc. Roch. Acad. Sc. , 1890, p. 48, 

 plate IV., fig. 12. N. A. Pyr., p. 330. On dead branches of /"ra.rzVz?^^, 

 April-May, 1889. Evidently rare. 



283. Didymosphaeria oblitescens (B & Br.) Sacc. Sphcoria 

 oblitescens, B. & Br., Ann. N. H. n. 887, pi. 11 fig. 32. Cooke, 

 Handbook, No. 2675. Didymosphccria m. Syll. , No. 2992. " Peri- 

 thecia covered by the epidermis, depressed, somewhat large, ostiolum 

 obscure ; sporidia oblong elliptical, obtuse at the ends, uniseptate, 

 moderately constricted, 12-13 ,« long." Sylloge, loc. cit. On dead 

 branches of Cornus, associated with Mctasphcaria ficdicri. Not to our 

 knowledge reported heretofore from the United States. 



