Murrill: Additional Philippine Polyporaceae 407 



Whitfordia Murrill, gen. nov. 



Hymenophore annual, epixylous, stipitate ; surface glabrous, 

 anoderm : context brown, fibrous to corky ; tubes minute, cylin- 

 drical : spores hyaline : stipe lateral, black. 



Type species, Fornes Warburgianus P. Henn. 



Whitfordia Warburgiana (P. Henn.) Murrill. Fomes Warburgi- 

 anusY. Henn. ; Monsunia I : 10. //. /. /. j. 1900. Conol- 

 opsis ancba (Berk.) Murrill, Bull. Torrey Club 34 : 466. 1907. 

 Specimens sent in previously were too young and aborted to 

 determine accurately. The context of this species is rather 

 pale when young, becoming blacker with age. 

 Lumbacan : Merrill, (5280). Negros : Gimagaan River, Cope- 

 laud r 2, 1 j. Luzon : Mount Maquiling, Laguna Province, Merrill, 

 (Sh'o). Mindoro: Bongabong River, Whilford 1436. Mindanao: 

 Sibulan River, Davao, Copeland 1308 ; Malita, Davao, Copeland 



6 55- 



Tribe FOMITEAE 



auruaerma asperulatum Murrill, sp. nov. 

 Pil 



bro 



eus reniform to nearly circular, thick, corky, rigid, convexo- 

 concave, 5 cm. in diameter, 1.5 cm. thick; surface glabrous, avel- 

 aneous with two or three dark brown zones, thinly encrusted, 

 neither laccate nor shining, rugose when dry; margin thick, un- 

 gate, sulcate : context thin, 1-2 mm., white, punky-fibrous, 

 Homogeneous ; tubes very long and slender, 1-1.5 cm., wood- 

 en, mouths angular, 3 to a mm., edges thin, entire: spores 

 co P*ous, ovoid, deep yellowish brown, averaging 18 x 12//, 



c I ^ W ' th immens e warts : stipe ascending, laterally attached, 



cyindncal, equal, slightly expanding above, resembling the 



P us m surface, harder in substance, 5 cm. long, 6-7 mm. thick. 



Type collected on the base of dead Parkia (?), at Lamao, 



ataan Province, Luzon, February 2, 1904, by E. B. Copeland. 



Amauroderma bataanense Murrill. 



sp. nov. 



Xo.c 



us circular in outline, nearly plane, rigid, corky, 5x5 

 in d 5 ; Cm * ' surface mucn wrinkled both concentrically and radially 

 bro ? m ^' su ^ cate > faintly zonate, opaque, avellaneous to grayish 

 niarrr' 1 ' P&Ier toward tne margin, thinly encrusted, glabrous ; 

 S ln undulate, truncate ; context white or nearly so, 3 mm. 



thick 



tubes f cent er, very thin at the margin, homogeneous, firm ; 



rat . S usc °us-brown within and without, 2-3 mm. long, mouths 

 er J arge and angular at maturity, 3 to a mm., edges thin, firm, 



