psHiOCYBJE. 369 



** CHlh plane, very hroad behind, svhdeeurrent. 



Psiloeybe ammophila. Mont. 



Pileus |— 1 in. across, rather fleshy, hemispherical then 

 expanded and umtonate, yellowish-brown; gills with a 

 STibdecTirrent tooth, plane, rather narrow, smoke-colour, 

 powdered with the dark spores ; stem about 2 in. long, 

 1^ line thick, the lower half clavate, sunk in the sand, and 

 covered with matted mycelium, upper portion white, hollow ; 

 spores elUptic-fusiform, 12 x 8 /i. 



Agaricus ammopMlus, Montagne, in Expl. Scient. Alg., 

 t. 31 ; Cke., Hdbk., p. 210; Cke., Illustr., pi. 606 b. 



Amongst sand. 



Remarkable for the clavate basal half of the stem, 

 being densely matted with mycelium, and sunk in the sand 

 in which the fungus grows. 



Psiloeybe coprophila. Bull. 



Pileus about f in. across, rather fleshy, hemispherical then 

 expanded, umbonate, even, yellowish rufous ; gills arcuate, 

 rather decurrent, 2 lines and more broad, livid-brown ; stem 

 1-2 in. long, at first short and floccose, then elongated, 

 glabrous, and shining, attenuated upwards, apex pruinose, 

 hollow. 



Agaricvs (Psiloeyhe^ copropTiilus, Bulliard, Champ., t. 566, 

 f. 3 ; Cke., Hdbk., p. 210 ; Cke., Illustr., pi. 608 a. 



On dung and in pastures. 



Superficially resembling Psiloeybe bullaeea, but distin- 

 guished by the absence of striae on the pileus, and by the 

 stem being at first short and flocculose, then elongated and 

 glabrous. 



Stem more or less hollow, at first with a central pith, 

 short (1 in.), hairy flocculose, then elongated and almost 

 smooth, shining, 1 line thick, attenuated upwards, and 

 there mealy. Veil scarcely evident. Pileus rather fleshy, 

 hemispherical, then expanded, umbonate, 1 in. broad, even, 

 glabrous, scarcely viscid, yellowish-rufous. GUIs arcuato- 

 decurrent, broad, crowded, livid then brown. (Fries.) 



Pileus when very young white and downy; subhemi- 

 spherical, clothed with little white superficial scales, at 

 length smooth and pale umber, darker at the obtuse apex, 



VOL. I. 2 b 



