AGARICINI. 261 



Genus 10. CANTHAEELLUS, Fr. (p. 215). 



I. Mesopus. — P ileus entire : stem central. 

 * Pileics and solid stem fleshy. 



1. C. cibarius, Fr. (p. 215) ; 2-4 in. Epping Forest. 

 Var. rufipes, Gill ; stem rufous at the base. 



2. C. Friesii, Quel. ; pileus some'what orange, fleshy, 

 thin, convex, then depressed, villous ; stem solid, slender, 

 villous at base, white, attenuated ; gills narrow, fold-like, 

 branched, yellow. 



In woods. Sydenham Hill. 



3. C. aurantiacus, Fr. (p. 215) ; 2-3 in. Epping 

 Forest. 



4. C. Brownii, B. and Br. (p. 215) ; \ in. 



5. C. carbonarius, A. and S. ; pileus date-brown, then 

 black, somewhat fleshy, striato-squamulose, umbilicate ; 

 stem paler ; gills tense and straight, white. 



On charcoal heaps. Rare. 



Var. radicosus, B. and Br. ; slender, deeply umbilicate, 

 floccose, black, stem rooting, pallid ; gills white, narrow. 

 On charcoal. 



6. C. umbonatus, Fr. (p. 216) ; 1 in. 



7. C. albidus, Fr, ; pileus \-\ in., whitish, inclining to 

 yellowish or rufescent, fleshy, thin, somewhat infundibuli- 

 form, irregular, somewhat repand, loose, smooth, somewhat 

 zoned ; stem solid, tough, equal or compressed, smooth, 

 white, rarely yellowish ; gills decurrent, thin, somewhat 

 crowded, repeatedly dichotomous, white. 



In mossy places. Coed Coch. 



8. C. Houghtoni, Phil. ; pileus 1-2 in., dirty white, 

 with a tinge of flesh colour, thin, convex, umbilicate 

 smooth ; stem stuff'ed, slender, thickened at apex, at first 



