^'^e Hyuieuomycetfe, Agaricacere, OclirosporsB, Pluteolua. 



sporis ocbraceis, priiniformibus, 8-11 «^5-7; basidiis clavatis, hya- 

 linis, 35-40*6-8. 



Hab. ad corticem E u c a 1 y p t i g 1 o b u 1 i , byeme, Cintra, Al- 

 feite, Lusitania — N. sipariae Fr. proxima, a qua colore, forma sti- 

 pitis et sporis bene distiuguitur. 



PLUTEOLUS (Fr.) — SylL V p. 859, XI v. 60, XIV p. 141, XVI p. 102, 

 XVII p. 74. 



1. Pluteolus Stramineus IMurrill, Mycologia, 1912, p. 246. — Pileo te- i036 

 nui convexo 5 cm. lato glabro viscido centro flavo et rugoso coe- 

 terum pallide stramineo, crebre et conspicue marginem versus 

 striato ; lamellis augustis liberis v. subadnexis obsolete stramineis; 

 sporis ovoideis levibus, laete ochraceo-melleis sub microsc, 11-14 



* 6-8 ; stipite recto cylindrico aequali carnoso levi stramineo sur- 

 sum ijulverulento cavo 10 cm. longo 5 mm. crasso. 



Hab. solitarius in graminosis prope Corvallis Oregon, Amer. bor. — 

 Pl. hiteo afiflnis. 



2. Pluteolus brunneus ^Murrill, Xorth Amer. Flora, X, p. 188 (1917). — 1037 

 Pileo e conico perfecte expanso, umbonato, 3-5 cm. lato, levi, glabro, 

 bygrophano, striato, saturate brunneo, in umbone avellaneo, mar- 

 gine integro vel undulato, concolore ; lamellis adnexis, confertis, 

 angustis, pallide ferrugineis, acie albida serrulata ; sporis ovoideis, 

 levibus, sub microscopio melleis, 1-guttatis, 7-8,5^5-6; stipite gra- 

 cili, aequali, levi, glabro, albo-hicteo, 6 cm. circ. longo, 2 mm. crasso. 



Hab. caespitosus vel gregarius ad terram arenaceam, Stockbridge, 

 Massachusetts, Amer. bor. 



3. Pluteolus tropicalis Murrill, Mycologia, 1912, p. 74. — Pileo teuui loss 

 delicato expanso 3-5 cm. lato pallide isabellino v. ocbraceo, glabro 

 disco striato, carne pertenui brunneola dulci, jasmini fortiter olente; 

 lamellis liberis confertis angustis ochraceis v. ex isabellino cin- 

 namomeis ; sporis ellipsoideis levibus uno apice truncatis uni- 

 pluriguttatis, ferrugineis 1214 ^ 7 ; stipite cylindrico sursum leviter 

 tenuato pruinoso-floccoso albido, deorsum carneo-tincto, cavo fragili 

 7-10 cm. longo 3-4 mm. crasso. 



Hab. ad gramina putrescentia in agris prope Herradnra et in 

 cultis Musarum prope Santjago de las Vegas, ad terram graminosam 

 Eincon, Cuba, ad terram prope Bambusas, Sant Georges Grenada. 



4. Pluteolus flavellus Murrill, Xorth Amer. Flora, X, p. 188 (1917).— io39 

 Pileo fragili, e convexo expanso haud umbonato, 4 cm. usque lato, 

 glabro, in juventute glutinoso, pallide brunneo-luteo, margine pal- 



