OMPHALIA. 393 



loted, |— Ij in. broad, even, glabrous, rufous flesli-colour 

 wben moist, somewhat tawny-tan and ratber sbining when 

 dry. Flesh fibrous. Gills deeply decurrent, distant, dis- 

 tinctly connected by veins, narrow, w]iitish,-_becoming pallid 

 (not flesh-colour), sometimes crisped. A very distinct species. 

 (Fries.) 



Omphalia demissa. Fr. 



Pileus hygrophanous, about ^ in. across, at first convex, 

 soon expanded and umbilicate, subcarnose, reddish grey or 

 buff, at length pale, minutely mealy; margin crenulate ; 

 gills decurrent, rather thick, flesh-coloured, especially 

 towards the margin, forked, rather distant, slightly connected 

 by veins; stem ^ in. high, 1 line thick, flexuose, of the same 

 colour as the pileus, smooth, shining, solid ; spores oblong, 

 oblique, 7 X 5 /x. 



Agaricus (Omphalid) demissus, Fr., Hym. Eur., p. 160 ; Cke., 

 Hdbk., p. 96 ; Cke., lUust., t. 250, fig. 1. 



Agaricus [Omphalia) rufulus, B. & Br., Ann. Nat. Hist., no. 

 326. 



On the ground among moss, in exposed places. 



A very pretty and distinct species, with somewhat the 

 habit of Ag. laccatus, but allied to Ag. pyxidatits. (B. & Br.) 



Pileus \ in. across, at first convex, soon expanded and 

 umbilicate, subcarnose, reddish-grey or buif, at length 

 pale, minutely mealy ; margin crenulate. Stem \ in. high, 

 1 line thick, flexuous, of the same colour as the pileus, 

 smooth, shining, solid; gills decurrent, rather thick, flesh- 

 coloured, especially towards the margin, forked, rather 

 distant ; interstices veiny. Spores oblong, oblique. A very 

 pretty and distinct species, with somewhat the aspect of 

 Agaricus laccatus, but allied to Agaricus pyxidatus. (B. & Br.). 



Omplialia muralis. Sow. 



Pileus J— I in. across, flesh thin, tough, umbilicate, margin 

 arched, radiately striate, glabrous, reddish-brown ; margin 

 crenulate; gills decurrent, narrowed at both ends, distant, 

 pallid or white with a tinge of yellow; stem i-| in. long, i- 

 line thick, glabrous, coloured like the pileus, stuffed. 



Agaricus muralis. Sow., t. 322 ; Cke., Hdbk., p. 95 ; Cke., 

 Ulustr., pi. 250c. 



On walls, sandy banks, &c. 



