Hymenoraycetese, Agaricinefe, Leucosporse, Marasmius. 67 



britio, glabro, 2-4 cm. diam., carne tenui,- stipite cylindraceo, eequa- 

 li, albido, 2-5 cm. long., 5 mra,, basi strigoso; laraellis adnatis la- 

 tiusculis, remotis, siccis atris; sporis 10^7, flavidis. 



Ilab. in stramine putrescente, Dingalu (Helvetise?). — Diagno- 

 sin misit cl. Cooke. 



7. Marasmius Juglandis B. et C. ex Cooke in litt. — Pileo expanso sso 

 applanato, irregulari, pallide umbrino, glabro, tenui, flaccido, 2 cra. 

 lat. ; stipite anguloso, cavo, sursum compresso, deorsuin obscuriore, 

 pruinoso, pileo concolore, 2-3 cm. long., 2-3 mm. cr. j lamellis 

 insequalibus adnatis, aquose aibis, tenuibus, flaccidis; sporis sub- 

 globosis, 4 ^i 3. 



Hab. ad truncos Juglandis vel Caryoe (Hichory) inter muscos, 

 Alabama Am. bor. — Diagnosin misis cl. Cooke. 



8. Marasmius aratus W. G. Smith Journ. Bot. 1873, p. 66, t. 129, 28i 

 fig. 16-20, — Pileo brunneo, rugoso, glabro; stipite ubique dense 

 minuteque pruinoso, farcto; lamellis brunneis crassiusculis, subiiide 

 collariura obsoIetuiTi circa stipitera {M. Rotulce instar) formauti- 

 bus; sporis 7s2,5; odore gravi fungino. 



Hab. in stipitibus Fiiicum Veitch 's Nursery, Chelsea Britan- 

 niae. — Affinis M. fusco-purpureo. 



9. Marasmius membraniceps Cooke in Herb. Kewensi et in litt. ~ ^si^ 

 Pileo candido, membranaceo, convexo-applanato, demuin UTiibilicato 

 2,5 cm. lat., margine striatulo; stipite sequali vei sursum incras- 

 sato, fuligineo, glabro, 2,5 cra long., 2 mm. crass.; lamellis adna- 

 tis, acute decurrentibus, paucis, circ. 12-16, distantibus, latis, can- 

 didis. 



Hab. ad frustula in Nova Zembla. 



10. Marasmius ustorum Berk. in Lond. Journ. Bot. 1876, p. 174. — 283 

 Pileo e convexo deplanato, Isete cervino, quandoque centro obscu- 

 riore; stipite subsequali, deorsum brunneo; lamollis crassis, palii- 

 dioribus, margine tomentoso; interstitiis levibus , postice emar- 

 ginatis. 



Hab. ad terram adustam, Groote Schurr in Capite B. S. — Pi- 

 leus 3 cm. lat.; stipes 3 cm, long., 4 mm. cr. ; sporae pallidae, 10 

 tf. long. 



11. Marasmius antarcticus Speg. F. Fueg. n. 58. — Solitarius; pileo 284^ 

 hemisphaerico-campanulato, 5-8 mm. diam , non umbilicato, can- 

 dido, tenui, subpellucido, primo levi, dein 16-20-sulcato-radiato, 

 sulcis utrinque bifidis, margiDe recto, integro, acuto; lamellis te- 

 nuibus, diraacriis, cymbaeformibus, antice acutis, marginem pilei 



