Hymenomycetpe, Polyporaeepe, Poria. 131 



PORIA Fr. • Syll. VI p. 292, IX p. 189, XI p. 93, XIV p. 188, 

 XVI, p. 159. 



1. Poria platensis Speg. Mycet. argeut. ser. II, 1902, p. 53. — Can- 192 

 dida, ab initio arida, late effusa 5-20 cm. diam., persistento, mar- 

 gine sensim effuso-evanescente, repandula, subiculo arcte ubique 

 matrice adnato ; hymenio subrimoso, albo v. dilute alutaceo ; poris 

 brevibus 0.3-0,5 mm. long., semper verticalibus polymorphis, non- 

 nulJis minutis angulato-subrotundis 0,3-0,5 mm. diam., aliis linea- 

 ribus flexuosis 0,8-3 mm. long. commixtis ; basidiis et sporis non- 

 dum inventis. 



Hab. ad trabes pineas fabre factas, La Plata, in Argentina. 



2. Poria vaporaria Fr. (vix Pers.) Syst. Myc. I, p. 382. — Syll. VI, 

 p. 311. 



Hab. quoque ad ligna Pini silvestris, in Polonia. — Co- 

 Jor ex albido ligneus; pori ampli, rotundati vel angulati, non 

 flexuosi nec doedaloidei; sporae hyalina?, cylindraceo-curvulae, mo- 

 biles, 4«l-l'/ 4 ; hyplise contextus crassiuscule tunicatse, septatye, 

 ad septa sa^pe unilateraliter nodosa?, 2 '/„-3 [i. Poriaz simcosce af- 

 finis. Cum specimine cl. Friesii concordat; sed Poria vaporaria 

 Pers. vix dubie identica cum Poria Vaillantii (De Cand.) Fr. (Bre- 

 sadola, Fungi Polonici in Ann. Mycol. 1903, p. 78). 



3. Poria undata (Pers.) Bres. F. Polon. in Ann. Myc. 1903, p. 78 

 Polyporus undatus Pers. Myc. Europ. II, p. 90, tab. 16, f. 3, Po- 

 lypdrus vitreus Fr. (an Pers. ?) Syst. Myc. I, p. 381, Polyporus 

 Broomei Rabenh. Fungi Europ. n. 2004, Polyporus cinctus Berlc. 

 Outl. p. 250, Poria vitrea Pers. — Syll. VI, p. 296, etc. 



Hab. quoque ad truncos Pini silvestris, in Polonia. — 

 Species hsec genuinum Polyporum vitreum Fr. sistere vix dubi- 

 tandum, si diagnoses in Syst Myc. 1. c, Elenc. I, p. 119 et Hym. 

 Europ. p. 577 comparantur. Specimina originalia non adsunt. Po- 

 ria vitrea Pers. forte distincta, at ego frustra hucusque identita- 

 tem comprobare potai. Mea Poria vitrea in Hym. Hung. Kmet. 

 p. 21 absque dubio est forma Porim vulgaris Fr. Poria, prout 

 cle P. vitrea proedieatur, mycelio xylostromeo, tonaci, soparabili 

 prsedita; poris carnosis, sa?pe in nodulos collectis etc, inter in- 

 numeras Porioe formas a me visas, tantum in specie hic propo- 

 sita qua^renda. (Bresadola, 1. supra c). 



4. Poria sinuosa (Fr.) — Syll. VI, p. 322, Polyporus Fr. Syst. Myc 

 I, p. 381, Icon. select. tab. 190, fig. 1. 



Hab. quoque ad ligna adusta Pini silvestris, in Polonia. 



