TricJwloma AGARICACE.^ 37 



104. T. eartilagineum Quel. (from its gristly substance) a c. 



P. black-dotted on a brownish ground ; mid. darker. St. smooth, 

 whitish. Flesh white. G. crowded, white or pale greyish. 



Odour none. Grassy places in woods and pastures, amongst pines ; uncommon. 

 Aug.-Nov. 3^ X 2j X fin. Compare 112a. An abnormal growth of 

 this, 4 ft. I in. X 2 ft. I in., with many pilei, raised the pavement of 

 Goswell Road, London, in 1865. 



105. T. tenuieeps Mass, (from the thin flesh of the pileus ; tenuiceps, 



thin-headed) a. 



P. conico-hemispherical, granular, dark smoky-brown. Sf. 

 punctato-granulose, ochreous-white. G. subdistant, ventricose, 

 white. 



Solitary or in clusters of two or three, springing from thick cord-like 

 mycelium. Amongst grass under trees. July. 2 X if x f in. Resem- 

 bling 227 (var. repens). 



106. T. lorieatum Gill, (from the leathery cuticle ; lorica, a leather 



cuirass) a c. 



P. unusually lobed, moist or subviscid, the thick cuticle peeling 

 off, rich brown ; marg. paler. St. reddish-buff. G. whitish 

 straw-colour. 



Odour strong, pleasant or nauseous. Woods, mixed. Sept. 2 x 2^ X in. 

 Compare with 87. 



107. T. atroeinereum Quel. (ater, black, cinereus, ash-coloured) a. 

 P. ashy-brown or blackish; mid. darker. St. whitish. Flesh 



hygrophanous. 

 Odour of new meal. Grassy ground. Oct. if X if X in. 



108. T. euneifolium Gill, (from the wedge-shaped gills; cuneus, a 



wedge, folium, a leaf) a b c. Fragile. 

 P. smooth, brittle, often concentrically cracked, rich brown to 



livid. St. slightly attenuate downwards, splitting, pale brownish, 



white above. G. distant. 

 Said to be edible. Taste disagreeable, rancid ; odour strong of new meal. 



Pastures ; frequent. Sept.-Nov. if X i X f in. Agaricus cinereo- 



rimosum Batsch, a form of this, is British. 



109. T. erassifolium Sacc. (from its thick gills; crassus, thick, folium, 



a leaf) a. 

 P. ochraceous or somewhat buff; mid. umber. St. pale 



ochreous. 

 Gregarious or subcaespitose. Odour strong. Woods, fir ; uncommon. Oct. 



2j X if X in. 



109a. T. sudum Quel. (sudus, dry) a. 



P. ashy-rufous or blackish-umber; marg. paler. St. punctate 

 with minute squamules, pallid, shaded rufous. G. whitish, 

 edge rufescent. 

 Woods. Amongst grass. 3! X 3$ X f in. Compare 131. 



