Hymenomycetfe, Polyporaceje, Polyporus. 111 



finis, cliffert praesertirn levitate, friabilitate tramae, sporis palli- 

 dioribus etc. 



30. Polyporus Tamaricis (Pat.) Sacc. et D. Sacc, Xanthochrous Ta- 122 

 maricis Pat. Bull. Soc. Mycol. 1904, pag. 51, Polyporus Rheades 

 Bres. Trid. II, pag. 80, t. 136, nec Pers. — A P. Rheade Pers. 

 differt dimensionibus majorrbus, praeoipue crassitie majori, trama 

 molliore iaxiore, lsete flava et zonis alternatis flavis brunnoisque 

 variegata; pileo brevius velutino, tandem glabrato, nun<[uam sul- 

 cato; sporis 8-9 « 6 (nec B-6 » 4). 



Hab. in truncis Tamaricis in Algeria et Ital. bor. — Af- 

 flnis potius P. hispido quam P. Rheadi. 



31. Polyporus HoHandii Massee in Kew Bull 1901, p. 163. — Pileo i~ J 3 

 ungulato-dimidiato, postice latissime adnato, plus minusve docur- 

 renti, effuso, 5-6 cm. lato, 10-12 cm. Iongo, suporne levi, azono, 

 glaberrimo, laete citrino; hymenio e tubulis albis brevissimis, oro 

 minuto rotundo dense composito; carne crassa, compacto-elasti- 

 ca, alba. 



Hab. ad truncos, Old Calabar Africa3 occident. — P. betidino 

 Fr. affinis. 



32. Polyporus castanophilus Atkinson in Journ. of Mycol. 1902, 424 

 p. 118. — Pileo dimidiato, sessili, convexo, 10-20 cm. lato, 10-12 

 cm. longo, zonato, plus minusve rugoso, interdum basi tomen- 

 toso, rubro-luteo vel rubro-aurantiaco ; carne lutescente, zonata, 

 molli, in sicco dura; tubulis planis, margine fimbriatis luteo-au- 

 rantiacis, in sicco luteo- vel rufo-brunneis, 6-8 mm. longis; basi- 

 diis clavatis, 4-sporis, 15-20 «4-5; sporis albis, hyalinis, levibus, 



3 « 2, granulosis. 



Hab. in ligno decorticato Castaneae, Wood, Blowing Rock, 

 N. C. Amer. bor. 



33. Polyporus bambusicola P. Henn. F. Indiae or. II, in Hedw. 1901, IJ " 

 p. 326. — Carnoso-suberosus, laterali-stipitatus, pileo subflabellato 



v. subtriquetro interdum clavato, sulphureo, molle subvelutino, 

 ruguloso, margine subacuto v. incrassato, obscuriori, repando, 1- 

 1,5 cm. longo latoque; carne spongiosa ferruginea; stipite coin-' 

 presso irregulari, 0,5-15 mm. longo, 5 mm. lat.o concolori; hy- 

 menio ferrugineo; poris decurrentibus, minutis rotundatis v. ob- 

 longis, acie integris pallide pruinosis; sporis subglobo.sis, hyaliuis, 

 levibus 4 \i. diam. 



Hab. in culmis Bambusacearum, Saharanpur-Garden In- 

 diae orient. 



