82 Field Columbian Museum — Botany, Vol. i. 



LYCOPERDON Tourn. 



L. gemmatum Batsch. 



On ground in woods, alt. 2,000 ft., Aug. 24, 1893 {Nuttall, 

 1180). 



L. furfuraceum Schaeff. 



In grass on lawn, Sept. 3, 1893. Capillitium thicker than the 

 spores, branches few, 2.5 to 4 cm. in diameter, outer coat pure 

 white {Nicttall, 11 88). 



L. pedicellatum Peck. 



On moss on ground in pine woods, alt. 2,000 ft., March 10, 

 1893. Pedicels 20 /x long [Nuttali, 864). 

 L, PYRiFORME Schaeff. 



Under bark of Quercus palustris, Monongalia Co., near Morgan- 

 town and near Little Falls {Millspaugh) on rotten wood, Feb. 2, 

 1893 {^Ntittall, 832). 



SCLERODERMA Pers. 

 S. vulgare Hornem. 



On chips of Picea Mariana, Tucker Co. Falls of Blackwater 

 {Mil/spaugh). Grant Co. , on dead logs, Otter Fork of Cheat; 

 and Monongalia Co., Tibbs Run, plentiful on clay of a path 

 {Millspaugh). In laurel thickets, July 28, 1893. Spores 10 it. 

 {Nut tall, II 25). 



S. Bovista Fr. 



On ground, March 21, 1893 {Nuttall, 876). 



BOVISTELLA Morg. 



B. Ohioense (Ell. «& Morg.) Morg. 



In grass on lawn, June 26, 1893 {Nuttall, 1003). 



MUCORACE^. 



MUCOR Mich. 

 M. MucEDO Linn. 



On open canned fruit left standing {MillspaugJi). On dead dry 

 fruit Asifnina triloba, Oct. i, 1895 {Nuttall, 1866, 754). 



SPORODINIA Link. 



S. Aspergillus (Scop.) Schroet. 



On dead Agaricus and Boietus, Sept. 10, 1893 {^Nuttall, 1196). 



PERONOSPORACE^. 



CYSTOPUS Lev. 



C. CANDiDUS (Pers.) Lev. 



On living leaves of Dentaria diphylla, Monongalia Co., at Little 

 Falls {Millspaugh). On Brassica fiigra, July 8, 1893 [Nuttall, 

 1082). 



