4(i nymcnomyceteoe, Agaricijiefe, Leucospoiac, rlearotus. 



long., 1 inm. cr., albo, glabro v. vix subpruinuloso, ba.si non in- 

 cras.sato, mycelio plus miDusve radiatim expanso adflxo; basidiis 

 obclavulatis, 10-18:^4, 2-3-sterJgmatoplioris; sporis ovoideis vei 

 subglubosis, 4-G y.. diam., non v. pluriguttulatis, hyalinis. 



Ilab. ad radices putrescentes in silvis subvirgineis prope Pcri- 

 bebny Brasilia;. 



2. Pleurotus australis Cooke et Mass. Grev. XV, pag. 93. — Pileo i87 

 carnoso, convexo, glabro, umbrino ; stipite sublaterali, brevi, crasso, 

 albo-toraentoso, soiido; lamellis albis, latis, distantibus, decurren- 

 tibus; sporis cylindraceo-ellipticis, rectis curvulisve, 16-18^:4. 



Hab. \n radicibus Leptospermi, Lake Bonney Australiae (Wehl). 

 — Pileus 5-7 cm.; stipes 25 mm. long. et cr. 



3. Pleurotus brasiliensis Speg. r\ Puigg. n. 31, — Trichoiomatarius; ^^^ 

 pileo centrah carnosulo, convexo levi, glabro, laete fulvo-lateritio 



V. rufescente; lamellis adnatis, confortis, albis; stipite incurvo te- 

 reti, albo, levi, glabro; sporis levibus, hyalinis, subsph«roideis, 

 4-6 ^ 4. 



Ilab. ad corticem truncorum putrescentium in silvis pr. Apiahy 

 13rasilia\ — Pileus 20-40 mm. diam. ; lamellae 1-2 mm. lat. ; sti- 

 pes 20-30 mm. long., 2-4 mm. cr. Pl. ulmario affinis. 



4. Pleurotus submutilus Speg. F. Puigg. n. 30. — Clitocybiarius; isy 

 pileo subcarnosulo, excentrico, infundibulari-dimidiato, glabro, levi 



V. vix margine substriato. 25 mm. diam., fulvo; lamellis postice 

 decurrentibus, ferrugineo-fulvis; stipite sordide albescente, glabro, 

 levi, sursum tereti, deorsum sensim incrassato; sporis levibus, hya- 

 linis, ellipsoideis, 6-7^3-4. 



Hab. ad terram humosam in silvis prope Apiahy Brasiliae. — 

 Lamellae 1 mm. lat. ; stipes 20 mm. loug., 2-3 mm. cr. PL olea- 

 rio et PL raulilo affinis. 



5. Pleurotus clitocyboldes Cooke et Mass. XV, p. 98. — Pileo con- i90 

 vexo-depresso, tenui, glabro, levi, ochraceo-pallido, demum rufe 

 scente, margine membranaceo, leniter striatulo; stipite ascendente, 

 curvulo, subffiquali, solido, utrinque subincrassato, pallidiore, deor- 

 sum a!bo-floccoso, disco carnoso; lamellis confertis, tenuibus, longe 

 decurrentibus, sat latis, albis; sporis ellipticis, 5s2. 



Ilab. in caudicibus emortuis filicum, Gipps Land Australiaa 



(Tisdall). — Pileus 5 cm. lat. ; stipes 2-5 cm. long., 4-6 mm. cr. 



G. Pleurotus tomentosulus l'eck 32 Rep. p. 27. — Pileo tenui, con 191 



vexo vei expanso, subumbonato, sicco, minute squamuloso-tomen- 



toso, albo, interdum margine roseolo ; lamellis latiusculis, postice 



