Hymenomycetvr, Ag-aricacese, Melanosporse, Stropharia, 85 



albidus. Insignis vicletur; ab Agar. luteonitenti Fl. Dan. bene cli- 

 versus. 



11. Agaricus cothurnatus Peck Bull. Tor. Bot. 01. 1904, p. 181. — 332 

 Pileo carnoso, convexo, margine involuto, sicco, glabro v. margine 

 minute pulverulento, calceo-albo, carne alba; lamellis confertis, 

 liberis, ex castaneo nigricantibus ; stipite subiequali, albo, basi fibris 

 radicalibus copiosis obsito, veloque albo, annulum caliciformem 

 sursum laceratum formante, cincto; sporis subglobosis, 8-9^7-8. 



Hab. in terra humosa juxta vias Denver, Colorado, Amer. 

 bor. (E. B. Sterling). — Lamellis iditio tlieobrominis, stipiteque 

 basi subvaginato species mox dignoscitur. 



12. Agaricus nanus (Massee) Sacc. et D. Sacc, Psalliota Massee in 333 

 Kew. Bull. 1901, pag. 152. — Pileo e convexo explanato, levi, 

 glabro, sicco, albido, 1-2 cm. lato; lamellis confertis, angustis, ad- 

 nexis, purpureo-brunneis, acie integris concoloribus ; stipite 3 cm. 

 longo, vix 1 mm. crasso, fistuloso, candido; sporis ellipsoideis, le- 

 vibus, purpureo-brunneis, 9 « 7. 



Hab. ad terram Poona, prov. Bombay Indise Britannic.i' 

 (Woodrow). — P. obtusato Fr. affinis. 



13. Agancus pusiiius Peck Eep. of the State Bot. 1900. p. 152. — :;:;| 

 Pileo carnoso, fragili, convexo dein plano, interdum subdpresso 



v. centro subumbilicato, floccoso-fibrilloso, pallide griseo-brunneo 

 maculis ferrugineis vel luteis consperso, centro intense brunneo, 

 1-5 cm. lato; carne albida, odore saporeque amygdalino ; lameliis 

 angustis, adnatis, liberis, subventricosis, fragilibus, initio griseis 

 dein roseis, postremo brunneis; stipite 12-24 mm. longo, 2-6 mm. 

 crasso, oequali, superne sjepe incrassatulo, inferne bulboso e farcto 

 cavo, subfibrilloso, albo; annulo interdum ovanescente; sporis late 

 oliipticis vel subglobosis, 5 « 3. 



llab. in pratis fertilibus, Delhi, Amer. bor. (S. Sheuwood). 



STflOPHARlA Fr. — Syll. V p. 1012, IX p. 138, XI p. 70, XIV 

 p. 151, XVI p. 119. 



1. Stropharia hypholomoidas P. Henn. in Engl. Bot. Jakrb. 1901. 33o 

 p. 52, Syll. XVI p. 1114 (nomen). — Pileo carnoso, campanulato 

 convexo, obtuso, cinereo-navo, levi, glabro, centro brunnoolo. mar- 

 gine pallido, 3-6 cm diam., stipite fistuloso, tereti, lovi, 4-8 mm. 

 longo, 4-5 mm. cr., pallido, annulo membranaceo, albido; lamellis 

 adnatis, confertis, pallide flavis dein atro-violacois ; sporis ellipsoi- 

 deis v. ovoideis, 5,5-7 * ;'>,5-4, atro-violaceis, lovibus. 



