— 436 — 



Diag. Lentus, glaber, solitarius : pileus suborbicularis con- 

 vexo-umbilicatus subtenuis laevis rufescenti-helvolus, mar- 

 gine sti'icte ¡nvolutus atque fusco-ater; pori longiusculi 

 perconstipatiminutissimi albi; stipes brevis fuscus glaber. 



Hab. Ad trabes fabrefactas pútridas in Apiahy, Apr. 1888 

 (sine n.). 



Obs. Pileus crassiusculus lentus, in sicco coriaceus, e con- 

 vexo plus minusve umbilicatus, suborbicularis (40-50'" 

 dm.) laevis glaber non v. vix obsoletissime 'l-2-concen- 

 trice subzonatus, e fulvo rufescens v. testaceo-helvolus, 

 margine integro acuto strictissime subinvoluto fusco- 

 atro (an etiam in vivo?) glabro ; caro ligneo-alba (1-2"' 

 crs.) compacta rígida, coriácea ; hymenium non v. vix in 

 apicem stipitis subdecurrens margine strictissirao acutis- 

 simo substerili cinctum, ex albo pallescens e tubulis lon- 

 giusculis (1,5-2'" Ig.) densissime constipatis ore minutis- 

 simis (100-150 F- dm.)polygonis aequalibus, dissepimentis 

 tenuibus integris elformatum ; stipes erectus rectus v. sub- 

 flexuosulus (20'" Ig. X 3'" crs.) saepius subexcentricus, 

 rufescenti-fuscus glaber laevis lignoso-rigidus tenax; 

 sporae non visae. Species pulcbra P. flexipedi Fr. próxi- 

 ma, sed satis distincta. 



103. PoLYPORus BRAsiLiENsis Speg. (n. sp.) 



Diag. Lentus glaber; pileus ex infundibulari flabellatus sub- 

 membranaceo-coriaceus postice submarginatus laevis ru- 

 fescenti-fuscus stipite concolore laterali noduloso crasso 

 brevissimoque suffultus ; bymenium sordide pallescens 

 poris brevissimis minutissimisque elformatum. 



Hab. Ad truncos lánguidos v. subemortuos in sylvis prope 

 Apiahy, Maj. 1888 (sub n. 2463). 



Obs. Pileus solitarius tennis membranaceo-pergameneus ri- 

 gidulus V. saepe coespitoso-subimbricatus, flabellatus v. 

 subspathulatus (50-60'" Ig. X 40-50'" It.) liorizontalis 

 postice subinfundibulari-depressus non v. modice mar- 



