368 FUNGUS-FLORA. 



On rotten chips and stumps. 



Agaricus (Psilocybe) areolatus, Klotzsch, var. virescens, Cooke 

 and Massee, in Cooke's Hdbk., p. 376; Cke., Illustr., pi. 1177. 



Solitary. Taste and smell none. 



Quite distinct from P. areolata in being solitary and not 

 fasciculate, in growing on wood, and in the purple gills and 

 different spores. 



Psilocybe agraria. Fr. 



Pileus about | in. across, conico-convex, then expanded, 

 whitish then becoming grey, not hygrophanous. subumbonate, 

 subsulcato-striate ; flesh white ; stem 1\ in. long, thin, 

 flexuous, hollow, white; gills very distant, rather broad, 

 shortly adnato-adnexed, grey. 



Agaricus (Psilocybe} agraria, Fries' MSS. ; Berk, and Br. in 

 Ann. Nat. Hist., n. 1257 ; Cke., Illustr., t. 622. 



About the roots of decayed trees. Allied to A. coprophilus, 

 In colour the pileus somewhat resembles Hygrophorus ovinus. 

 (B. and Br.) 



Psilocybe ehondroderma. B. & Br. 



Pileus about 1 in. across, campanulate, fleshy, dark bright 

 brown, very smooth, cracked here and there, margin thin, 

 appendiculate ; gills ventricose, adfixed, seceding, dark brown, 

 edge white ; stem subequal, 2J-3 lines thick, fistulose, paler 

 than the pileus, fibrillose, base squamulose ; spores purple- 

 black, elliptical, 7 X 3-5 /*. 



Agaricus (Psilocybe) chondroderma, B. & Br., Ann. Nat. 

 Hist., n. 1538; Cke., Hdbk., p. 209. 



In pine woods. Veil jagged. The pileus stains paper 

 yellow. 



Psilocybe scobicola. B. & Br. 



Pileus 1-1^ in. across, convex, umbilicate, glabrous, 

 white; gills broad, adnexed, brown with red tinge; stem 

 11^- in. long, 2 lines thick, fibrillose, whitish, subequal or 

 dilated at the apex, hollow ; spores elliptical. 



Agaricus (Psilocybe) scobicola, B. & Br., Cke., Hdbk., p. 210 ; 

 Cke., lUustr., t. 607. 



On branches, sawdust, &c. Distinguished amongst the 

 white species of Psilocybe by the unibilicate pileus. 



