412 FUNGUS-FLORA. 



Var. silvicola, Yittadiui, Cke., Illustr., t. 529. Pileus 

 smooth, shiuitig, stem, elongated, somewhat bulbous, hollow, 

 ring large. 



In woods. 



Var. pratensis, Yittadini. 



Distinguished by the small rufous scales of the pileus, and 

 the flesh having a slight pink tinge. 



Var. hortensis, Cke., Illustr., pi. 527. Pileus fibrillose 

 or squamulose, brownish. 



This is the cultivated form, which is very variable, in- 

 cluding var. elongahis, Gard. Chrou., 1860, p. 1061, with fig., 

 and var. Buchanani, Gard. Chron., 1860, p. 1030, with fig. 



Var. vaporarius, Otto. 



Pileus even, with a brown pilose coat, which also covers 

 the stem and leaves transverse fragments thereon as it 

 elongates. 



Var. costatus, Fr., Cke., Illustr., t. 528 a. Small. Pileus 

 sulcate, repand. Hing large, per&istent. 

 In woods. 



Var. rufescens, Berk. 



A distinct variety, which is rufous, like A. vaccinus, and 

 whose flesh turns of a bright red when bruised. The gills 

 are at first perfectly white. Berk., Outlines, t. 10, f. 3, 



In pastures. 



Var. exannulatus, Cke., Illustr., pi. 528 b. Pileus 

 squamulose, stem elongated, equal, solid, ring evanescent or 

 obsolete. 



Agaricus arvensis. Schaeff. 

 Pileus 5-1 <» ill. or luoro across, conico-campanulate then 

 expanded, at first rather mealy, becoming nearly smooth, 

 even or cracked, flesh tliick at the disc, becoming tliiii towards 

 the margin ; gills free, broadest in front, close, whitish then 

 reddish-brown; stem 3-5 in. high, l.\-2 in. thick at the base, 

 sliglitly tliinner upwards or almost equal, whitish, smooth, 

 even, soft in the centre and filled with loose threads, ring 

 penduhjus, double, the outer portion more or less split ; 

 spores elliptical, x 4 /u.. 



