Hymenomyeetse, Ag-aricaceae, Leucosporse, Marasmius. 39 



crassato, strigoso ; lamellis adnatis subconfertis, angustis, brun- 

 neolis ; sporis globosis 3,5 a. diam., hyalino-navidulis, levibus. 

 Hab. in foliis putridis, Kamerun Afr. 



4. Marasmius Copelandi Peck Bull. Torr. Bot. A. 1904, p. 182. — 153 

 Pileo tenui, molli late convexo, glabro, fulvo, sapore et odore for- 

 tibus, ingratis; lamellis paucis, inaBqualibus, distantibus, adnatis, 

 pallidis; stipite gracili, molli, cavo, deorsum velutino-pubescenti 



et brunneo, sursum pallidiore et minus pubescenti; sporis subfu- 

 soideis, uno apice acutioribus, 12-15 v 4. 



Hab. in foliis emortuis Quercus densif lorai, Woodside Ca- 

 lifornia (0. B. Copeland). — Pileus 1-2 cm. lat. ; stipes 4-6 cm. 

 long., 1-2 mm. cr. 



5. Marasmius ochraceo-papillatus P. Henn. Pilz. S. Paul. III, in Hedw. 154 

 1904, p. 203. — Pileo membranaceo, convexo-campanulato, cen- 

 tro depresso, subochraceo, conico-papillato, niveo, sericeo nitenti, 

 villoso, margine plicatulo, 1,5-2 cm. diam.; stipite curvato, tereti, 

 ferrugineo, subtomentoso, c. 1 mm. longo, 0,3 mm. cr. ; lamellis 

 adnexis, paucis, distantibus, ventricosis, navidulis; sporis ovoideis 



v. subglobosis, hyalinis, 1-guttulatis, 4-5 » 4. 



Hab. in ramis tenellis emortuis, Serra da Cantareira, S. Paulo 

 Brasilise. — Pusilla species pileo albo-sericeo flavo-papillato di- 

 stincta. 



6. Marasmius platensis Speg. Myc. argent. ser. II, 1902, p. 51. — 155 

 Collybioides, scorteus, candidus, laxe caespitosus ; pileo convexo- 

 applanato non hygrophano, tenacello, opaco, levi, 15-35 mm. diam., 

 glabro, candido; carne tenacello-subflocculosa, 0,5-1 mm. cr. alba; 

 lamellis 2-3,5 mm. latis, ex albo-cremeis, remotis adnatis subcras- 

 siusculis, dense venoso-clathratis concoloribus ; stipite albo, com- 

 presso, tenacello, pulverulento, 25-50 mm. Iong., 3-3,5 mm. lat , 

 1,5 cr., basi mycelio himantiaeeo albo radicato; basidiis clavu- 

 latis, 20-25 ;j.. long., 6-7 [t. «t., tetrasporis hyalinis; sporis ex elli- 

 ptico subnavicularibus, inferne acutiusculis 5-6 « 3-3,5, levibus, 

 hyalinis. 



Hab. ad folia putrida coacervata, S. Catalina in Argentina. — 

 Species notis nonnullis ad Heliomycetem vergens, natura tamen 

 recedens. 



7. Marasmius leptopus Peck in Rep. of the State Botanist, 1902, 156 

 p. 25. — Pileo tenui, subconvexo vel fere plano, glabro, margine 

 rugoso-striatulo, rufo-brunneo, 6-10 mm. lato; lamellis tenuibus, 

 angustis, stipatis, adnatis, albis; stipite filiformi, glabro, cavo, 



