AGARICINI. 65 



few flonci ; gills arcuato-decurrent 8-9, very distant, rather 

 thick. 



On bramble and nettle stems. Batheaston. 



345. A. (Mycena) pterigenus, Fi\ (p. 129); \ in. 



IX. Insiteti.e. — Grouniiy upon other plants ; without root, 

 tubercle or flocci at base. 



346. A. (Mycena) corticola, Schum. (p. 129) ; J in. 



347. A. (Mycena) hiemalis, Osbeck : pileus thin, cam- 

 panulate, obsoletely umbonate, striate at margin ; stem 

 ascending, slightly downy towards base, gills adnate, unci- 

 nate, narrow, linear, whitish. 



On trunks. Oak, etc. Rare. 



348. A. (Mycena) setosus. Sow. (p. 130) ; yV i"- 



349. A. (Mycena) capillaris, Schum. (p. 130) ; -'t in. 

 Epping Forest. 



350. A. (Mycena) juncicola, Fr. (p. 130) ; Vt ^^• 



Subgenus 11. Ompiialia (p. 131). 



I. CoLLYBiARii. — Pileus at first dilated, margin inflexed. 



* Hydrogrammi. — (rills narroio, crowded, arcuate. 



351. A. (Omphalia) hydrogrammus, Fr. ; somewhat 

 csespitose ; of one colour, livid or whitish-livid, then whitish ; 

 pileus 2 in., somewhat membranaceous, flaccid, umbilicate, 

 hygrophanous, border spreading, undulated, striate ; stem 

 cartilaginous, hollow, smooth, rooted, hairy white at base, 

 short or elongated, often decumbent and compressed, livid, 

 naked at apex ; gills decurrent, crowded, narrow, arcuate, 

 «ntire, unequal, livid whitish. 



Among dead leaves. Coed Coch. Epping Forest, 



352. A. (Omphalia) umbilicatus, Schaff. ; somewhat 



E 



