100 Cincinnati Society of Natural History. 



filjioiis. solid, rigid, pallescont, iiie.ily with wliile flocci and white- 

 villoiis at tlie base. Lamellae free, joined together behind, ])ale or 

 yellowish changing to brownish, at length remote, distant, firm. 



In woods on oak trunks and branches and on 'he leaves. Pileus 

 ^-\\ in. in diameter, stipe 2-3 in. long. Stipe stulFed with crisp 

 fibres, externally covered with subreticulato flocci. Pileus alutaceous 

 or reddish. 



2. M. PERONATUS. Bolt. — Acrid. Pileus coriaceomembranaceous, 

 convexo i»lane, obtuse, opaque, at length lacunose; the margin striate. 

 Stipe fibrous-stufl^ed, villous-corticate, 3'ellow then reddish; the base 

 peronatc-strigose. Lamella' attachedrseceding, rather thin, somewhat 

 crowded, pallid then reddish. 



In woods, among the leaves. Pileus 1-24^ in. broad, the stipe 2 3 

 in. high, and 2 lines thick. Stipe finally hollow :ind compressed; the 

 villous cuticle seceding wlien rubbed; the tomentum at the base lute- 

 ous or white. The younger |)ileus pale reddish, when fully grown 

 alutaceous. 



h. Stijje naked at the base. 



3. M. OKEADES, Bolt. — Somewhat fragrant. Pileus fleshy, tough, 

 convex then plane, somewhat umbonatc. glabrous, expallent. Stipe 

 solid, equal; the cuticle villous interwoven, pallid; the base naked. 

 Lamella? free, broad, distant, white-pallid. 



Growing in circles and series througiiout the summer. Pileus ^-1-^ 

 in. broa<l, tiie stipe 2-3 in. long. The pileus when wet reddish or tawny, 

 and the margin striate, when dry cream coloi-. This is the Champig- 

 non of Europe. It is not so al)undant in this country, but may be 

 observed growing gregariously in rich grassy lands throughout the 

 summer. It withers up in tlu; dry vvcather, rovivini!: and flourishiu<r 

 witli the rains. It is f:inioiis lor llic r\v\) llnvor it imparts to soups and 

 gravies. When <lri('d it ni;iy be kept Inr years vvithout losing any of 

 its aioma or goodness. 



1. M. i-i.ANCUS, Fr. — .MihI. Pileus fleshy-tough, piano-depressed, 

 obtuse, even, expallent. Stipe hollow, soon .ompi-csscd ; the cuticle 

 white villous; the l):is(' soii.cwhat t.-ipciing, naluMl. Lamelhe secedino^- 

 free. distant, linear, darker. 



ill wofxls, rare. Pileus alxtnt 1 in. bro;i(l. t lie stipe 2-:{,in. long. The 

 pileus somewhat repand. liccoming icddish ; stipe tough, twisted, 

 compressed above, especially when thickenid. pallid. Lamellae 

 browninh. 



