102 PUNGUS-FLOEA. 



in the orbicular, plane pileus; finally M. rugosa differs in 

 the pileus being wrinkled near the apex and the margin 

 even. 



Mycena aetites. Tr. 



Pileus about f in. across, flesh very thin, campanulate 

 then convex, glabrous, coarsely striate, with a broad, obtuse, 

 prominent umbo, hygrophanous, brownish ; gills slightly 

 sinuate, uncinate, thin, connected by veins, whitish j stem 

 about 2 in. long, f line thick, becoming thinner upwards, 

 glabrous, shining, more or less compressed, whitish, base 

 tinged brownish. 



Agaricus (Mycena) aetites. Pries, Bpicr. p. 110; Cke., 

 Hdbk., p. 84; Cke., Illustr., pi. 188a. 



Among damp moss. 



Gregarious. Distinguished by the broad prominent umbo, 

 sulcate pileus, and gills connected by veins. 



Stem 2 in. long, whitish, becoming tinged with fuscous 

 below ; pileus sometimes becoming fuscous, margin at length 

 blackish. Gills linear, rather distant, cohering behind at 

 first, greyish at the sides. (Fries.) 



Mycena stannous. Fr. 



Pileus §-l^ in. across, flesh very thin ; campanulate then 

 expanded, glabrous, indistinctly striate, hygrophanous, grey ; 

 tin-colour with a silky sheen and even when dry ; gills ad- 

 nate with a decurrent tooth J line broad, connected by 

 veins, greyish-white ; stem 2-3 J in. long, up to 1 line thick, 

 equal, even, shining, pallid, becoming compressed, often not 

 quite straight. 



Agaricus '(Mycena) st.anneus. Pries, Epicr., p. Ill; Cke., 

 Hdbk., p. 84; Cke. Illustr., pi. 188b. 



Among grass in woods. 



Allied to M. vitrea, difiering in the decurrent tooth to the 

 gills. 



Inodorous. Stem 2-3 in. long, 1 line thick. Pileus up to 

 Ij in. broad, slightly pellucidly striate and umbonate from 

 the protruding apex of the stem, grey, colour of tin when 

 dry. Gills hardly crowded. (Pries.) 



Mycena vitrea. Pr. 

 Pileus up to 1 in. across, very brittle, membranaceous. 



