1 86 AGARICACE^: Psilocybe 



twisted, white or tinged ochreous, base thickened, white-downy. 

 G. adnate, then separating, broad, subdistant, purplish-umber, 

 clouded, edge white. 

 On the ground amongst grass. Sept. ij X 2 x ^ in. 



846. P. eriesea Quel. (from the habitat ; erica, heath) a b. 



P. flat, obtuse or subumbonate, tawny-ferruginous or umber, 

 ochre when dry. St. smooth, subsilky, tan above, brownish 

 below, base white-villous. G. adnate, subdistant, blackish 

 with a light edge. 



Gregarious. Woods, pastures ; rare. May-Oct. I J X 4^ X J in. A 

 smaller form occurs in wet places. 



847. P. suberiesea Sacc. (from its partial resemblance to 846) a b. 

 P. plane, obtuse or subumbonate, tawny or whitish-yellow, paler 



when dry. St. pallid or pale yellowish. G. adnato-sinuate, 

 blackish. 

 Taste acid. Fields, under firs. June-Aug. 2j x 2 x T 3 ff in. 



848. P. uda Gill, (from the moist pileus ; udus t moist) a b c. 



P. flat, obtuse, smooth or wrinkled, brick-tawny or yellowish. 



St. fibrillose, tan above, pale tawny-ferruginous below. 



G. adnato-sinuate, broad, fuscous-purple. 

 Scattered. Swampy places amongst Sphagnum. Oct.-Nov. 1^X3! x in. 



Gills sometimes remaining pallid and sterile. 



849. P. eanofaeiens Mass, (from the hoary appearance ; canofaciens, 



making hoary) a b. 

 P. expanded, obtuse, umber ; mid. subareolate, sienna ; marg. 



darker with feeble traces of a fibrillose or arachnoid V. 



St. equal, hollow, brittle, umber-greyish, sooty below, white scaly. 



G. adnato-ascending, broad, livid-brownish, purple clouded. 

 Csespitose. Rotten straw and rubbish. May. if X 2 x ^ in. 



850. P. areolata Sacc. (from the cracked-areolate pileus) a b c. 



Not brittle. 



P. subexpanded, minutely fibrillose, white, then ochreous or 

 fuscous. St. fibrillose, striate, tan and pulverulent above, 

 sienna below. V. fibrillose, evanescent. G. adnato-rounded, 

 dull purple with a white edge. 



Densely csespitose. Gardens, on wood. May-Oct. if x 2\ x in. 



851. P. vireseens Mass, (from the green tints ; virescens, green) a b. 

 P. expanded, at first minutely silky, cracking, bright dark-brown, 



interstices of cracks clear pale verdigris-green, then yellowish. 

 St. downy, apex striate, pale green above, ferruginous below. 

 G. adnexed, subcrowded, smoky-purple with paler edge. 

 Solitary. Taste and odour none. Rotten stumps and chips. Autumn. 

 J X 2\ X in. 



852. P. agraria Karst. (from the habitat ; ager, a field) a. 



P. flat, obtuse or umbonate, white or ashy. St. smooth, white. 



G. adnate, ashy to fuscous. Flesh white. 

 Near stumps. Sept.-Oct. if X 2 x T 3 5 in. 



