HymenomycetsB, Agaricacere, Leiicosporre, Marasmins. 145 



levibus, byalinis, imo apice acuminatis, 6-7 ^ 3-4; stipite cybndraceo, 

 capilbiri, levi glabro, nigro, 1-2 cm. longo 0,5-1 mm. crasso. 



Hab. gregatim acl foba dejecta E u g e n i a e, prope Santjngo de 

 bis Vegas, Cuba, Amer. bor. (F. S. Earle). 



2. Marasmius epiphylloides (C. Rea) Sacc. et Trott., Androsacevfi epiphyl- 540 

 loides C. Kea in Trans. Brit. Myc. Soc. III, pat. 4, 1910, p.28G, tab. 14 

 (1911). — Pileo 2.5 mm. lato, membranaceo, e convexo-subbemispbae- 

 rico expanso, tomentoso, albo; stipite 3-8 mm. longo, 0,5 mm. cr., 

 aequali, velutino, spadiceo, apice albo, e farcto flstuloso ; bimelbs 

 albis, adnatis, 0,5-1 mm. bitis, interdum venoso-coujunctis, distanti- 

 bns, paucis ; sporis albis, byabnis, elongato-cbivatis, 13-15 * 3,5-4, 

 muUiguttulatis ; cystidiis cuspidatis, basi ventricosis, 43-45*9-10. 



Hah. ad foba dejecta H e d e r a e H e 1 i c i s , Swarraton, Hants, 

 Britannia (W. L. W. Eyre). — A M. tomentoso facile distinguitur 

 pileo tomentoso et sporis clavatis. 



3. Wlarasmius lanatus Massee, BuU. Bot. Garden Kew, 1914, p. 73.— .541 

 Pileo resupinato, minutissimo, orbicubxri^ cupulato, membranaceo, 

 dorsi centro adfixo, albido cervino, floccoso-lanato, margine integro 

 invobito, 2-3 mm. lato ; lame]b's e centro radiantibus, angustis, 

 brunneo-tinctis ; sporis elbpsoideis, hyalinis, 4*3. 



Hah. ad foba dejecta O n c o s p e r m a t i s in horto bot. Singa- 

 pore (E. M. Burkill) — Aftinis Pleuroti microscopici Speg., sed dif- 

 fert pileo lanoso et lamebis coloratis. 



4. Marasmius contrarius Peck, in N^. Y. State Mus. Bulb 150 [1910J 542 

 p. 34 (1911). — Pileo submembranaceo, late convexo vel subplano, 

 4-10 mm. bxto, saepe subrugoso, glabro, albo albidove, in centro 

 brunneo, in ' siccitate griseo vel subabitaceo ; lameUis tenuibus, 

 subdistantibus. abquando irregularibus vel ramosis, adnatis vel 

 leviter decurrentibus, albidis, interstitiis venosis ; stipite gracib, 

 sobdo, pubescente, fulvo-griseo, basi fulvo-tomentoso, intus albo^ 



2-3 cm. longo, 1-1,5 mm. crasso ; sporis 7-9*4-5. 



Hah. gregarius inter foba dejecta A b i e t u-m , North Elba, A- 

 mer. bor. — M. ramidino cognato sed notis variis distincto. 



5. Wlarasmius Morganianus Sumstine, Mycob, 1914, p. 35.— Pileo mem- 543 

 branaceo, quandoque subexpanso, gbibro, margine leniter ruguloso, 

 rubro-brunneo v. rufescenti, centro obscuriore 2-5 mm. lato; lamelbs 

 tenuibus subdistantibus, latis, adnatis, primum pallidis, aetate ob- 

 scurioribus; stipite 2-3 cm. longo, gracili, aequali, basi rufescenti, su- 

 pra pallido, albo-pubescenti; sporis fusoideis v. ellipsoideis, 3-6tA long. 



Hah. inter folia dejecta, Somerset. Pennsylvania, Amer. bor. 



Syll. fimg. XXIII (XI-1923) 10 



