Rhodosporae 



across, convex then expanded, center becoming depressed and the mar- ciitopiius. 

 gin drooping, even, polished, white, the disk becoming usually tinged 

 with red. Flesh thin. Gills slightly decurrent, I line broad, crowded, 

 salmon color. Stem i-i>s in. long, i line thick, about equal, solid, 

 white. Spores globose, nodulose, 7-S/u, diameter. 



Inodorous; gregarious. 



In the section given in Cke. Illustr., the stem is represented as being 

 distinctly hollow. Massee. 



New York, shaded ground. June. Peck, 45th Rep. 



C. al'bogri'seus Pk. pale-gray. PileilS firm, convex or slightly de- 

 pressed, glabrous, pale-gray, odor farinaceous. Gills moderately close, 

 adnate or slightly decurrent, grayish then flesh-colored. Stem solid, 

 colored like the pileus. Spores angular or irregular, 10-1 1x7. 5/x. 



Pileus 6-12 lines broad. Stem 1.5-2.5 in. long, 1-2 lines thick. 



Woods. Adirondack mountains. August. Peck, 426. Rep. N. Y. 

 State Bot. 



Scattered. Mt. Gretna, Pa., woods. August to October. Mcll- 

 vaine. 



Edible, pleasant. 



C. mi'cropus Pk. short-stemmed. PileilS thin, fragile, convex or 

 centrally depressed, umbilicate, silky, gray, usually with one or two nar- 

 row zones on the margin, odor farinaceous. Gills narrow, close, ad- 

 nate or slightly decurrent, gray, becoming flesh-colored. Stem short, 

 solid, slightly thickened at the top, pruinose, gray with a white my- 

 celium at the base. Spores angular or irregular, iox6//.. 



PileilS 6-12 lines broad. Stem 8-10 lines long, i line thick. 



Thin woods. Essex and Rensselaer counties. August. 



This species is closely allied to the preceding one, but may be sepa- 

 rated from it by its short stem and silky umbilicate subzonate pileus. 

 Both species are rare and have been observed only in wet, rainy weather. 

 Peck, 42d Rep. N. Y. State Bot. 



Scattered; markedly umbilicate. Mt. Gretna, Pa., woods. August, 

 September. Mcllvaine. 



Edible, pleasant. 



259 



