24 Hymenomycetae, A.g%ricocPse, Leucosporse, Pleurotus. 



«.•arnoso, excentrico, convexo-eoncliiformi, violaceo-cinerescente, 

 sparse obscurius squamuloso, 3 6 cm. longo. 2-B cm. lato, mar- 

 gine tenui involuto; stipite excentrico v. Laterali, farcto, subtereti 

 usque a<l 4 cm. longo, 1 ,5 <m. crasso, cinereo-striatulo ; lamellis 

 decurrentibus, subconfertis, 1,6-2 mm. latis, albo flavescentibus ; 

 basidiis clavatis 20-25 » (5-8; sporis subglobosis, levibus, hyalino- 

 flavescentibus 4,5-6 a. diam. 



Ilab. in basi truncorum, Kamerun Afr. 



4. Pleurotus membranaceus Massee in Kew Bull. 1901, p. LBl. — 91 

 Pileo membranaceo, dimidiato, flabelliformi, margine ut plurimum 

 lobato, albo, glabro 5-7 cm. lato; lamellis subconfertis, angustis, 

 albis, postice decurrentibus; sporis ovato-oblongis, hyalinis 9- 

 10 * B-6. 



Hab. in truncis, Poona, prov. Bombay Indise brit. (Woodrow). 



5. Pleurotus stratosus Atkinson in Journ. of Mycol. 1902, p. Jl<*<. 92 



G-regarius vel saepe imbricatus; pileo sessili, late aliter brevi 

 stipitato 2-5 cm. lato, 2-3 cm. longo, obovato vel late cuneato, 

 margine plano, in exemplaribus majoribus crenato, viscoso. sordide 

 albo vel pallide fulvo, minute tomentoso vel longis setulis in cae- 

 spitulos confertis, consperso, convexo vel deprcsso, tenui, duro, 

 non striato; lamellis sordide albis vel maturitate pallide luteis. 

 angustis, 1-1,5 mm., ad stipitem convergentibus, stipatis; basi- 

 diis clavatis 4-sporis 20-25^4-5; c^^stidiis numerosis, breve lan- 

 ceolato-fusoideis, hyalinis vel sordide luteolis, 45*10-14; sporis 

 ovoideis vel subglobosis, levibus, granulosis 2-3 a. diam. 



llab. ad ligna putrida Cayuga Lake, Warner's Glen, Ithaca 

 N. Y. Amer. bor. 



6. Pleurotus similis Peck Eep. of the Stafce bot. 1899, p. 841. 93 

 Pileo carnoso 2,5-5 cm. diam., tiexibili, spathulato, tiabeliato vel 

 suborbiculari, convexo, glabro, albo vel luteo-albo; carne alba; la- 

 mellis angustis, subdistantibus, decurrentibus, basi distinctis, al- 

 bis; stipite brevi, 6-12 mm. longo, 4-6 mm. crasso, glabro, basi 

 villoso, solido, laterali veJ excentrico, albo; sporis subellipticis B- 

 7.5 « 3-4,2. 



HaJb. in truncis emortuis Ostryae virginianae, solitarius v. 

 caespitosus, West Sliokan Amer. bor. Pl. pantoleuco aflfinia 

 7 Pleurotus Eryngii DC. Grill. — Syll. V, p. 347. \ p ai . caespitoso 

 terrester I'. Efenn. iu Hedw. L901, p. 98, Syll. XVI, pag. 1111 

 (nouicii . -- Plerumque caespitosus, pileo Lente carnoso, tenaci, fir 

 mo, convexo, explanato dein medio depresso, irregulari, cinereo 



ii i 



