552 



M. snbaqnilum, (B. & C.) 



Mclogramma subaquilum, B. & C. Grev. IV, p. 98. 

 Myrmczcium subaquilum, (subgenus) Cke. Syn. 1456. 



"Perithecia few, bursting through the bark longitudinally. Asci 

 clavate. Sporidia narrow, uniseptate, constricted more or less at the 

 septum, sometimes almost biconical, 20-22 /i long." 



On -Acer striatum, Massachusetts. 



ENDOTHIA, Fr. 



Summa Veg. Scand. p. 385. 



Stroma at first covered, then erumpent, tubercular, bright-colored 

 inside and out, sjibcOriaceous. Perithecia buried in the stroma, mostly 

 in a single layer, with long necks. Asci oblong-fusoid or clavate< 

 8-spored, without paraphyses. Sporidia broad-fusoid or elliptical, 

 2-celled, hyaline (Winter in Die Pilze). 



E. gyr<6sa, (Schw.) (Plate 36) 



Sphceria radicalis, Schw. Syn. N. Am. 1269, Fr. Flench. II, p. 73. 

 Sphceria gyrosa, Schw. Syn. Car. No. 24. 

 Valsa radicalis, Ces. & De Not. Schema, p. 33. 

 Melogramma gyrosum, Tul. Sel. Carp. II, p. 87. 

 Endothia gyrosa, Fckl. Symb. p. 226. 

 Endothia radicalis, Fr. Summa, p. 385. 

 Exsicc. Rab. Herb. Mycol. 254. Thum. M. U. 769.-EII. & Evrht. N. A. F. 2d Ser. 195b. 



Stromata gregarious or subeonfluent, tubercular-pulvinate, round, 

 elliptical or subelongated, finally flattened above, erumpent, deep 

 orange-yellow outside, paler yellow inside, subpulverulent, 1-2 mm. 

 diam. Perithecia buried in the stroma, submonostichous, \ mm. or 

 less in diam., contracted into slender necks rising through the sub- 

 stance of the stroma, with their obtuse, black, perforated ostiola 

 slightly erumpent. Asci attenuated-substipitate, 8-spored, 25-28 x 

 8-9 ji, subelavate, aparaphysate. Sporidia biseriate, oblong-fuwoid, or 

 narrow-elliptical, septate in the middle, but not constricted, hyaline, 

 7-9 x2J-3 f i. 



On bark of decaying oak, Florida (Calkins), on Liquidambar. 

 Newfield,N. J. 



Perithecia 10-30 in a stroma, Herb. Schw. 1269, is the spermo- 

 gonial stage, spermatia 2 x \ /a, hyaline. 



E. Parryi, (Far low). 



Dothidea Parryi, Farlow MSS. 

 Endothia Parryi, Cke. Grev. XIII, p. 102. 



Stromata pulvinite-erumpent. Perithecia numerous, concentric- 



