ir.(i 11\ iiifiioinvcchi-, A;;ari(a<i:c, Lciicosimni', Marasniins. 



Ihtli. ;ii»';;;iiiiis v. (■;icsi»ito.siis iid luliu ct ramulos eiiiortuos, Lake 

 CuMUiuuliaiu New Pni\ iilciicf, Haliiiiua Isliiiuls Amer. bor.(BRiTTON). 



:.•;{. Marasmius cinereo-albus Murrill, Norili Am. Fl. IX, 4., p. l'()4(1915) 5gi 

 (corr. (•iiiereiiilluis).— rileo coiivexo. ^ibboso, uou omniiio expaiiso, 

 li-y cm. lato; snperlicie snb^Ial)ra^ luinute striata praecipne in se- 

 iiecliite. ^ri.seo-alba, iiresceiido isjibelliiiii v. badia, margine integro, 

 concolori, dein lortiter inllcxo ; lamellis adnexis v. sinnatis, saepe 

 sepiiriibilibus, conferMs, angustis, arcuatis, e pallide isabellinis, 

 (liiaudoiiiic iireseendo badiis; stipite loiigo et angusto, subaequali, 

 piiruiu striato, priicciiMic :id a[)iceiu, cavo, dense griseo-pulveru- 

 lento, (|niindo(iiie corticem nigricantem ostendente, basi mycelioideo, 

 4-S (111. longo ],')''2,'t mm. criisso. 



Ildh. caespitosus iiiter tblia et ramos putres, liio Pedras Porto 

 Kico, .\iuer. bor. (JoHNSTON). 



•-•4. Marasmius atro-purpureus ^lurrill, Nortb Am. Fl. IX, 4., p. 261* 562 

 liui."»i. — J^ilco e conico ciimpanulato v. Iiemispliaerico, nou expanso^ 

 lenitcr iimbonato, teiiuissimo et membraiiaceo sed omnino opaco, 

 circ. .'> miii. lato, raro latiori; superrtcie simoeue colorata, atropur- 

 purcii V. subvinosa centro obscnre purpurea, levi, glabra, non striata, 

 sub lente miuiite rugosa, margiue iutegro v. leuiter undulato, con- 

 colori ; lamellis angustis v. mediocribns, distautibus, (^irc. 12, albis, 

 uon interveuosis, aduatis, in anuulum iiduexis, acie illius lamel- 

 hirum juuiornm coutbrmi, colore ut in i)iIeo obscure purpureo; sti- 

 pite lougo, augusto, tiliformi, levi, gbibro, nitido, avellaueo, quan- 

 doque Ijrunueolo tincto, basi albido mycelioideo 4-5 cm. circ. lougo 

 0,.j uim. crasso. 



Ilab. gregatim ;ul folia et raiuos emortuos prope Lake Cuuuin- 

 gliiim Xew Provideuce, Baljama Islands, Amer, bor. (E. G. Britton). 



-•">. Marasmius pallescens Murrill, North Am. Fl. IX, 4., p. 261 (1915).— 563 

 Pileo e campauulato subexpiiuso, deiu leuiter umbilicato, .VS mm. 

 lato; snperficie glabra, supra lamellas conspicue radiato-sulcata, pal- 

 lide-rubra, aresceudo iid colorem isabelliuum uutaute, margiue in- 

 tegro coucolori, lamellis paucis circa 10, distautibns albis nou in- 

 sertis, late aduatis et ventricosis, margiue augustatis, interspatiis 

 levibus et Havescentibns ; stipite gnicili. tiliformi, levi, ghibro, avel- 

 laneo, iufra fuligiueo, b;isi albido-raycelioideo, 2-2,5 cm. lougo, 

 0,5 mm. crasso. 



Hab. gregatim ad folia et ramulos iu silvis, Eio Pedras Porto 

 Rico, Amer. bor. (J. R. Johnston). 



26. Marasmius musicola Murrill, Xorth Am. Fl. IX, 4., p. 260 (1915).— 564 



