162 FIELD COLUMBIAN MUSEUM BOTANY, VOL. i. 



B. edulis Bull. 



Old field under Rhus copallina, June 20, 1893. Pileus 15 x 10 

 cm. stipe 4.5 cm. Spores 10 to 14 x 3 to 4 // (Nut tall, 990). 



STROBILOMYCES Berk. 



S. strobilaceus (Scop.) Berk. 



Shady fence row, alt. 2,300 ft., Sept. 16, 1893 (Nuttall, noo). 

 Spores about 10 p., round. 



FISTULINA Bull. 

 IT. hepatica Fr. 



On dead stumps, alt. 2,000 ft., July 16, 1893 (Nuttall, 1102). 



POLYPORUS Mich. 



P. brumalis (Pers.) Fr. 



On dead logs, Mar. 6, 1893 (Nuttall, 1835). 



P. pocula (Schw.) B. & C. 



On dead Rhus copallina, Glade Creek, May 4, 1894 (Nutt- 

 all, 1495, 478). 



P. arcularius (Batsch) Fr. 



On rotten logs, Short Creek, May 6, 1893. Largest 4 cm. 

 broad, stipe 2. 3 cm. (Nuttall, 929). 



P. varius Fr. 



On dead logs, Aug. 18, 1893. Thin, tough, 20 cm. broad 

 (Nuttall, 840). 



P. UMBELLATUS Fr. 



In dry exposed hollow of oak stump, Monongalia Co., near 

 Morgantown (Millspaugii). 



P. lactifluus Peck. 



On ground in open woods, June, 1893; Aug. 24, 1893. Height 

 30 cm., greatest breadth 60 cm. (Nuttall, 1171). 



P. BERKELEVI Fr. 



In dry exposed hollow of oak stump, Monongalia Co., near 

 Morgantown (Millspaugh). 



P. SULPHUREUS (Bull.) Fr. 



On decaying oak stump, Monongalia Co., near Morgantown 



(Millspaugh^ . 



P. uidulans Fr. 



P. niveus, Fr< On dead trunk Prunus serotina, Short Creek, 

 alt. 1,000 ft., July 8, 1894 (Nuttall, 1599, 548). 



P. ADUSTUS (Willd.) Fr. 



On dead branch Rhus hirta, and in decayed stump Hicoria 

 ovata, Monongalia Co., near Morgantown {Millspaugh). On 

 sides of dead logs, Feb. 2, 1893 (Nuttall, 851). 



