Hyraenomycetne, Agaricaceae, OclirosporsB , Flammula. 25? 



20. Flammula brunneodisca Peck, in X. Y. State Mus. Bull. 167, 1012, 963 

 p. 42 (1912). — Pileo caruoso, tenui, late convexo vel subplano, 

 umbonato, 2,5-6 cui. lato, leviter viscido, pellicula separabili, obscure 



et innate fibrilloso, pallide ochraceo-luteo, in centro brunneo, carne 

 alba ; lamellis tenuibus^ confertis, adnatis, dente decurrentibus, 

 pallide luteis, dein ferrugineo-brunnescentibus •, stipite aequali, gra- 

 cili, solido, glabro, pallide luteo, ad apicem pallidiore, 2-3 cm. 

 longo, 4-6 mm. crasso ; sporis ellipsoideis^ 6-8 * 4-5. 



Rab. caespitosa ad terram in fissuris rupis quaedam, verisimiliter 

 e radicibus sepultis orta, Waltham Mass., Amer. bor. (G. E. Morris). 



21. Flammula sulphurea Peck, in N. Y. State Mus., Bull. 157 (1911) 964 

 p. 26 et 110, tab. 7 fig. 7-11 (1912). — Pileo carnoso, subconico vel 

 convexo, deinde late convexo, 2-6 cm. lato, giabro, viscido, hygro- 

 pbano, humido luteo, sicco sulpliureo, interdum in margine squamis 

 albidis fibrillosis ornato, carne alba, sapore odoreque ingratis ; la- 

 mellis teuuibus, confertis, arcuatis, adnatis, margine crenulatis, 

 albidis dein ferruginosis ; stipite aequali, flexuoso, fibrilloso vel 

 squamuloso, farcto vel cavo, ad apicem flavido et nudo, deorsum 

 ferrugineo, 3-6 cm. longo, 4-8 mm. crasso ; sporis fusco-ferrugi- 

 neis, 8-11 * 5-6. 



Hcib. ad terram herbosam in pomariis, caespitosa vel dense gre- 

 garia, in Amer. boreali. — Affiuis Fl. spumosae sed notis variis 

 distincta ; quoad eolorem Fl. alnicolae similis. 



22. Flammula vialis Murrill, Mycologia, 1912, p, 262, Gymnopilus vialis 965 

 Murrill 1. c. p. 255. — Pileo e convexo expanso denique depresso 

 margine radiatim fisso, 5 cm. lato, sicco, giabro, levi, demum ri- 

 raoso aeque badio v. flavo-Iuteo et centro badio ; lamellis adnatis 

 ventricosis latis subconfertis e citrino ferrugineo-fulvis; sporis el- 

 lipsoideis utriuque rotundatis levibus, sub raicroscopio raelleis, 



7 * 3,5 ; stipite aequali v. inflato solido v. cavo citrino, imprimis 

 apice fibrilloso, velo fugaci apice praedito, 5 cm. lougo 1-1,5 cm. 

 crasso. 



Hah. ad trabes, Corvallis Oregon, Amer. bor. 



23. Flammula farinacea (Murrill) Sacc. et Trott., Gymnopilns farina- 966 

 ceus Mnrrill, Mycologia, 1915, p. 222, t. 163, fig. 3.— Pileo e con- 

 vexo plano, serius sursura iuflexo, 5 cm. lato, levi, giabro, leviter 

 hygrophano, isabellino v. pallide fulvo, disco fulvo ; carne alba 

 tenui, sapore dulci farinaceo, odore subnullo; lamellis adnatis, v. 

 adnexis, postice rotundatis, latissimis, subtriangularibus, purpureo- 

 brunneis, subconfertis ; sporis ellipsoideis, levibus, ferrngineo-mel- 



Syll. fung. XXIII (XII-1923) 17 



