CLASSIFICATION OP A.OARK 



radiate and connect with one i ther i>.\ silkj white flbn 



being exposed for some time to pain or wind, rh< 



more appressed-fibrillose, Btra\* color or paler. The color in well 



shown in Fries' figures, bu1 the scales ><n the cap and 



more highly developed a1 times, bo that it should be refen 



section, to which Rieken also referred it. Ii is earn!} i 



a Cortinarius. /. unicolor Pk., /. aubtomentosa Pk., /. tubda 



E. ,v E. and /. squamosodisca Pk. are related to it. 



**Spoi ( s t H in rciilai spiny. 

 467. Inocybe leptophylla Atk. 

 Amer. Jour, of Bot., Vol. \ . p. l'Il'. L918. 



PILEUS l-l cm. broad, convex expanded, obtuse, i 

 i/< list . cinnamon or umber, squarrost or pointed fibril! 



on margin; flesh thin, whitish. GILLS rounded behind, adnexed, 

 broad, ventricose, pallid becoming ferruginous-cinnamon, 

 white-crenulate. STEM - I cm. Long, l'-I nun. thick, equal, solid, 

 flocco8e-fibrillo8e to tomentose-scaly, concolor, paler within. apex 

 pruinose. SPORES subrectangular in outline, almost twic< 

 as wide, varying in shape, with scattered obtust tubercles which 

 wider at base, 7-11 x 5-7 micr., ferruginous-brown. CYSTIDLA I 

 Lng; sterile cells on edge of ,uill>. short, rounded-obclavati 



Solitarv <»r gregarious. <m the ground, in coniferous woods, 

 in swamps. Bay View, New Richmond, Ann Arbor. Jui 

 ber. Rare. 



This is apparently one of the American forms of /. /</"■ 

 (Fr.) Bres., to which Peck referred his Bpecies in Ids monograpl 

 til.- New York [nocybes. I N. ST. State Mus. Bull. 139, p. 51.) 

 this seems unwarranted in view of the spore-mensurenn 

 lanuginosa given by such authorities as Bresadola and S 

 who agree that the spores of the European Bpecies are much 

 about 1 1-15 \ 8-9 micr. Specimens from three w idely diffei ■ 

 tics in Michigan and New Xork yielded the same, Bmallei 

 Schroeter has described a similar species, /. lanuginella, of wl 

 the spores are given the same size as ours, but have w ] 



angles ;"• this may be OUT plant. 



• This species was reported as /. 

 came a nomt n ■ the publication o( tt • 



in pn 



57 



