WEST VIRGINIA GEOLOGICAL SURVEY 93 



D. PLATYSTOMA (Schw.) Berk. 



On Magnolia Fraseri, Feb. 8, 1894 (Nuttall, 1380, 342; 

 D. VIRESCENS (Schw.) Cooke. 



On Quercus, Monongalia: near Morgantown (Sheldon]. 



DIATRYPELLA C. & DeNot. 

 D. VERRUCIFORMIS (Ehrh.) Nits. 



On Alnus rugosa, Nov. 20, 1893 (Nuttall, 1258). 



ROSELLINIA DeNot. 

 R. AQUILA (Fr.) DeNot. 



On dead limbs, March .21, 1893 (Nuttall, 919, 19). 

 R. CORTICUM (Schw). Sacc. 



On dead oak, alt. 1,800 ft., Short Creek. Spores 25 to 

 30 x 10 to 12.5 fji. Dec. 16, 1893 (Nuttall, 1310). 

 R. SUBICULATA (Schw.) Sacc. 



On dead dry Robinia Pseudacacia, July 15, 1893. Per- 

 ithecia clustered or connate, each 3 to 5 /*, black, ostiola 

 papillate. Spores 9 to 12.5 x 5 to 6 i*. somewhat inequilateral, 

 elliptical, colored (Nuttall, 1129). 

 R. PULVERACEA (Ehrh.) Fckl. 



On dead wood, Nov. 1893. Spores 10 to 15 x 7 to 9 p 

 (Nuttall, 1338). Monongalia, on hickory log near Uffing- 

 ton; on Platanus near Marilla (Sheldon). 



R. MILLEGRANA (Schw.) SaCC. 



On dead Platanus occidentals, Aug. 2, 1893 (Nuttall, 

 1161). 



R. ABIETINA TRICHOTA C. & Ell. 



On Pinus Virginiana, Jan. 7, 1895 (Nuttall, 1784, 675). 

 BOMBARDIA Fr. 



B. FASCICULATA Ft. 



On wet dead limb, Magnolia Fraseri, on ground, Sept. 

 1 6, 1895 (Nuttall, 1830). 



ANTHOSTOMA Nits. 

 A. MICROECIUM E. & E., Proc. Phila. Acad., 344 (1894). 



TYPE HABITAT : On dead limbs Asimina triloba, Feb. 12, 

 1894 (Nuttall, discov. 1377). 



Stroma cortical, faintly circumscribed, I to 1.5 mm. diam- 

 eter, orbicular, convex. Perithecia 4 to 8 in a stroma, glo- 

 bose, minute (200 to 250 /A), circinate, necks slender, short, 

 converging, with the minute papilliform ostiola erumpent 

 in a small, black, hemispherical disk, which barely pierces 

 the pustuliform-elevated epidermis, and is closely embraced 

 by it. Asci cylindrical, 80 to no x 8 to 10 p, paraphysate 



