Leucosporae 



white. The species may be distinguished from the viscid white species Lepiota. 

 of Hygrophorus by the free, not adnate nor decurrent lamellae. Peck, 

 35th Rep. N. Y. State Bot. 



Springton and Mt. Gretna, Pa., 1887-1897. Mcllvaine. 



Not yet found by me in quantity. Several specimens eaten were of 

 good flavor. 



L. rilgulo'sa Pk. PileilS thin, submembranaceous, broadly con- 

 vex or nearly plane, umbonate, rugulose, widely striate on the margin, 

 whitish. LamellaB thin, narrow, close, free, whitish. Stem short, 

 equal, slightly silky, whitish, the annulus thin, persistent, white. Spores 

 elliptic, 7.5^ long, 4/x. broad. 



PileilS 12-20 mm. broad. Stem about 2.5 cm. long, 2 mm. thick. 



Moist grassy places under trees. Washington, D. C. July. Mrs. 

 E. M. Williams. Perhaps in the fresh state the pileus is not as dis- 

 tinctly rugulose as when dry. Peck, Bull. Torrey Bot. Club, Vol. 27, 

 January, 1900. 



