oo 



34. Pleurotus suinnns Spoi;- (n. sp.) 



Dia^i. IVimi(li;itus ; pilciis ()i'l)iculiU'i-r()r(]atiis, nirnosulus, 

 postioe (l('|)r('ssus alutacous ]a(!vis glabcr ; lain^dlac ronfer- 

 tae utrin(pi(! altomiatae coneolores ; stipcs l^reviusculus 

 teres j^lal^er pallescens ; sporae gloljosae liyalinae. 



Ilab. A(] rainos dejectos putrosceiites in sylvis prope Apiahy, 

 .Tnn. 1881 (sine n.). 



Obs. Solitarius ; pileus tenui-carnosulus or])iculari-conve- 

 \ulus (10'" (im.) postice depressus ac profundc sinuato- 

 cordatus emarginatus, laevis glaber, marginc intcgro ob- 

 tusulo, pallide e pallescente fulvus ; caro compactiuscula 

 rigidula alba ; lamellae confertiusculae dimacriae, tenui 

 membranaceae, acie integrae, ventricosulae (1'" It.) 

 utrinque attenuatae, postice subsinuato-decurrentes, pileo 

 concolores v. vix obscuriores ; stipes horizontalis teres 

 (1_5nF ig. X 0,5-1'" crs.) albescens primo pulverulento- 

 fulvellus, dein glaber laevis albus in pileo ad centrum 

 usque productus adnatusque ; cystidia magna obtuse lan- 

 ceolala (60-75 X 15-18 /^ cum stipite) hyalina ; basidia 

 clavulata (25-30 X 8 /^) laevia hyalina ; sporae globosae 

 (4-6 /^), laeves, hyalinae non v. 1-guttulatae. Species pu- 

 silla Pl. miti Pers. affinis. 



35. Pleurotus lichenicolus Speg. (n. sp.) 



Diag. Resupinatus ; pileus excentrice suborbicularis, e la- 

 tere sinuato-cordatus, dorsoadtixus mombranaceus, albo- 

 cinerascens,puberuluslaevis; lamellae subconfertiusculae 

 utrinque attenuatae albae; sporae ellipsoideae laeves 

 hyalinae. 



Hab. In Usnea quadam ad truncos prope Apiahy, Jun. 1881 

 (sinen.). 



Obs. Solitarius V. hinc inde 3-5-gregarius; pileus membra- 

 naceus hemisphaerico-cupulatus (4-8'" dm.) orbicularis 

 V. reniformis, margine incurvulus integer repandulus lae- 

 vis, primo cinerascens dense minuteque pulverulento- 



