DenteromycetfE, SphfErioidacofr, Plirpospora:', Sirothocium. 315 



Ilab. in viminibu^s Salicis cordatoD, Rockport, Kansas, A- 

 mer. bor. — Sph. salicicolt.u Pass. peraffinis. 



20. Sphaeropsis quercicola Oud. Contr. a la Fl. Myc. des Pays-Bas 437(5 

 XVIII, p. 752 [Macroplodia). — Pycnidiis hypophyliis, gregariis, 

 innatis, globuloso-depressis 220 \i. diam., nigris, contextu cellu- 

 loso; ostiolis circularibus 4-8 \i. pni^ditis, basi circulo nigro orna- 

 tis; sporulis hyalinis, in massa dilute brunneolis, ostiolo expulsis, 

 cylindraceis, utriuque attenuatis, continuis, 24 ^ 4. 



Uah. in foliis Quorcus Roboris, Bussum Hollandinc. 



21. SphaBropsls sabalicola Ell. et Crav. in Journ. of Mycol. 1902, 1377 

 p. 63. — Pycnidiis gregariis 150-200 [j.. diam., ssepe 2-4 subseria- 



tis, suberumpentibus, dein deciduis; sporulis oblongo-ellipticis 15- 

 22 «9-11; basidiis filiformibus, sporulas subsequantibus. 

 Hah. in Sabalis Adansonii, Beloit Alabamoe. 



N/EMOSPH/ERA Sacc. — Syll. III p. 198, X p. 259, XI p. 514. 



1. Naemosphaera lactucicola Kellerm. Journ. of Mycol. 1904, p. 113, 4378 

 c. ic. — Pycnidiis globoso-piriformibus, rostratis, gregariis, ira- 

 mersis, dein erumpentibus, nigris, fragilibus, 150-250 [j.. diam. ; 

 rostello conico plerumque dimidium pycnidium a^quante; sporu- 

 lis late ovoideis vel oblongis, continuis, brunneo-olivaceis, 18- 

 24 «7-12. 



Hah. incaulibus emortuis Lactuca^ virosa", Columbus Ohio 

 Amer. bor. 



SIROTHECIUM Karst. — Syll. X p. 270. 



1. Sirothecium nigrum Morgan in Journ. of Mycology 1903, vol. IX, 4379 

 p. 82. — Pycnidiis superficialibus, raro sparsis, gregariis, subglo- 

 bosis, astomis, glabris, nigris, fragilibus, irregulariter dehiscentibus 

 100-150 [j.. diam.; contoxtu brunneo; sporulis concatenatis, a^gre 

 secedentibus, cylindracois, utrinquo obtusis, dilute fuligineis, 5- 



6 « 2,5. 



Hah. in ligno emortuo Aceris, Preston, Ohio, Amer. bor. 



2. Sirotheclum fragile Morg. in Journ. of Mycol. 1904, pag. 1. — 4380 

 Pycnidiis superficialibus, globosis vol obovoideis, 100-126 [j.. diam. 



in subiculo mycelico albo congestis; contextu lcvi, nigro, fragili 

 suporno evanesconti, inferne persistenti et sporulas conglobatas 

 veluti in cupula ostondonti; sporulis brove cylindracois, utrinque 

 obtusis, fuligineo-pellucidis 4-5 ^ 2, basidiis hymenialibus dein in 



