134 



Mycologia 



S. semiglobata. The two species approach each other very closely 

 at times. 



10. Stropharia caesiospora Kauffm. Mycologia 9: 166. 1917 



Pileus convex, obtuse, firm or slightly elastic, gregarious, 4-9 

 cm. broad; surface chamois to honey-yellow (Ridg.), subviscid, 

 even ; margin somewhat crenate-lobed ; context white, rather thick 

 and compact, thin on the margin; lamellae crowded, narrow, ad- 

 nexed-emarginate, at length rounded behind, heterophyllous, drab 

 to hair-brown or ashy-gray; spores minute, ovoid, smooth, with a 

 purplish-cinereous tint under the microscope, ashy in mass with a 

 tint of purple, 5-6 x 3-4 /jl ; stipe equal or slightly bulbous at the 

 base, whitish, slightly lacerate above the annulus, stuffed to solid, 

 fibrillose-glabrescent, 4-9 cm. long, 6-12 mm. thick; annulus per- 

 sistent, membranous, flocculose below, striate-ridged above, becom- 

 ing gray from the spores. 



Type locality : Elkmont, Tennessee. 



Habitat: On the ground among debris in chestnut and conifer 

 mixed woods. 



Distribution : Found several times in the vicinity of Elkmont. 



11. Stropharia depilata (Pers.) Sacc. Syll. Fung. 5: 1012. 



1887 



Agaricus depilatus Pers. Syn. Fung. 408. 1801. 



? Stropharia Hardii Atk. Jour. Myc. 12: 194. 1906. 



Pileus solitary or gregarious, convex to plane, obtuse, 4-15 cm. 

 broad; surface glabrous, viscid, livid-yellow to cinnamon; margin 

 even, often appendiculate ; context firm, whitish, with somewhat 

 disagreeable taste and no odor ; lamellae rather crowded, adnate- 

 decurrent, broad, white to purplish-black ; spores ellipsoid, smooth, 

 dark-gray with a purplish tint under the microscope, 9-14 x 5-8 /x; 

 stipe equal, solid to hollow, revolute-scaly below the annulus, floc- 

 cose-scaly above, white to pale-yellow, 6-20 cm. long, 1-1.5 cm. 

 thick; annulus distant, ample, scaly, white, persistent. 



Type locality : Europe. 



Habitat : On much-decayed wood or humus in woods. 

 Distribution : Northeastern United States westward to Michi- 

 gan ; also in Europe. 



Illustration: Trans. Wise. Acad. Sci. 17: pi. 62, 63. 



