46 AGARICACE^: Clitocybe 



A. Pileus fleshy, not hygrophanous, often becoming pale and silky 



in drying. 



a. Disciformes. Pileus convex, then plane or depressed, regular. 



Gills adnate or adnato decurrent. 



Pileus ashy or brownish. 153 159 



Pileus violaceous, rufescent. 160 163 



Pileus becoming yellow. 164 167 

 Pileus green, except 170, then pale ; odour sweet. 168 170 



Pileus white. 171177 



b. Difformes. Pileus at first umbonate, then expanded or 



depressed. Gills unequally decurrent. Generally caespitose, 

 sometimes solitary. 178 189 



c. Infimdibuliformes. Pileus at length deeply depressed. Gills 



truly decurrent. Often losing colour in drying. 

 Pileus coloured, becoming hyaline, minutely flocculose or 



silky. Hygrophanous but not externally moist. 190 195 

 Pileus varied in colour. Moist in rainy weather. 196 204 

 Pileus shining whitish, slightly flocculoso-sprinkled or smooth. 



205207 



B. Hygrophanous. 



d. Cyathiformes . Pileus cup-shaped. Gills at first adnate, then 



decurrent. Colours dull when moist. (Must not be 

 confounded with the Hydrogramma, under Omphalia.} 



208214 



e. Orbiformes. Pileus convex, then plane or depressed, shining, 



not mealy or squamulose. Gills adnate or adnato-toothed. 



Colours dull or watery-hyaline. 



Pileus at first dark. Gills becoming ashy. 215 217 



Pileus becoming pale. Gills whitish. 218 221 



f. Versiformes. Pileus tough, more or less squamulose or 



furfuraceous. Gills adnate or decurrent, somewhat thick,, 



distant. Stem tough. 



Pileus dull or dusky with darker squamules. 222, 223 



Pileus bright in colour. 224 



a. Disciformes. 



153. C. nebularis Quel. (from the frequent clouds of white mycelium 



on the pileus ; nebula, a cloud) a b c. 



P. smoky-brown, grey, or pale slate. St. spongy-elastic, whitish 

 or grey. G. crowded, shortly decurrent, white. Flesh opaque 

 white. 



Laxly gregarious, rarely connate as in 1 23. Edible. Taste somewhat peppery ; 

 odour of curd cheese. Woods, fir, beech, hedge-bottoms, etc , amongst 

 leaves; common. Aug.-Dec. 6 x 4^ X i in. There is a white variety. 

 Must not be confounded with 128. The mycelium on pileus gives rise to 

 451. A similar mycelium occurs on 143. 



