140 Hymenomycetese, Agaricinese, Melanosporse, Psilocybe. 



vel subconico, dein expanso, raro subumbonato, hygrophano, udo 

 rubenti-brunneo vel pallide castaneo, sicco atro-ochraceo-brunneo, 

 levi, initio raargine ob velum evanesceris et flocculosum albicante, 

 interdum striato; lamellis planis, latis, adnatis vel subemarginatis, 

 vulgo dente decurrentibus, griseis vel nebulosis, dein purpurascen- 

 ti-brunneis, acie alba; stipite aequali, firmulo, cavo, fibrilloso, brun- 

 neolo ; sporis purpureo-brunneis, late ovatis, corapressis, 6,5-7,5 

 fx. long. 



Hab. gregarinm ad cortices et ramos dejectos in silvis, Adiron- 

 dack Mountains Araer. bor. — Fungus circ. 2,5 cm. alt.; pileus 

 8-10 mra. lat. ; stipes circ. 2 mm. crass. 



PSILOCYBE Fr. — Syll. V, p. 1043. 



568 



1. Psilocybe Ceres Cooke et Mass. Grev. XVI, p. 72. — Pileo con 

 vexo, demura expanso, vix umbonato, teaui, levi, glabro, testaceo, 

 circ. 2,5 cm. lat., stipite elongato 6 cm. long., fibrilloso, farcto, 

 ochraceo, deorsum tomentoso, 4-6 mm. crass.; lamellis confertis, 

 profunde sinuatis, ventricosis, cinereis, nebulosis, atro-fuscesceoti- 

 bus; sporis ellipticis, 14-16=; 6-8. 



Ilab. ad terram, Melbourne .\ustraliae (Reader). 



2. Psilocybe castanella Peck Bull. N. Y. Mus. n. 2, p. 7. — Pileo 569 

 tenui, primo convexo vel subconico, dein expanso vel subdepresso, 

 glabro, hygrophano, udo castaneo vel umbrino, margine striatulo, 

 sicco pallide alutaceo; carne pilei superficie pallidiore; lamellis con- 

 fertis, adnatis vel postice snbrotundis, primo pallide brunneis, dein 

 purpureo-brunneis; stipite aequali, flexuoso, cavo vel raedulla al- 

 bida farcto, subsericeo-fibrilloso, brunneo vel rufescente, basi my- 

 celio albo praedito; sporis purpurascenti-brunneis, 7,5-8 ^; 4-5. 



Hab. ad terram graminosam, Sandlake Amer. bor. — Gregaria 

 vel subcsespitosa, 2-5 cra. alt. ; pileus 8-16 mm. lat.; stipes 1-2 

 mm. P. squalenii affinis. 



3. Psilocybe fusco-fulva Peck Bull. N. Y. Mus. u. 2, p. 7. — Pileo 570 

 tenui, couvexo v. subcampanulato, subumbonato, glabro, hygropha- 

 no, udo atro-brunneo, margine striatulo, sicco subochraceo ; lamel- 



lis latiusculis, modice confertis, adnatis, subventricosis, purpura- 

 scentl-brunneis; stipite ff^exuoso, farcto, subconico, rubido-brunneo; 

 sporis purpurascenti-brunneo, 10-12^:6,5-7,5. 



Ilab. inter Sphagna, Karner Amer. bor. — Fungus 3,5-6,5 

 cm. alt., 12-24 ram. lat.; stipes 2-4 ram. crass. P. atro-brunneoo 

 affinis. 



