Murrill: Additional Philippine Polyporaceae 401 



Hexagona luzonensis Murrill, sp. nov. 



Pileus flabelliform, tapering behind, 3 x 4 x 0.2-0.3 cm.; 

 surface isabelline, becoming grayish-tinted when dry, glabrous, 

 radiate-striate, tessellate near the margin, which is rather firm, 

 entire, opaque, strongly inflexed on drying : context soft, white to 

 isabelline, i mm. thick behind, very thin near the margin, rather 

 fragile ; tubes large, decurrent, white to discolored, 1-2 mm. 

 long, mouths 1-2 x i mm., edges thin, somewhat fimbriate : 

 stipe lateral, short, thick, white, glabrous, 5x5 mm. 



Type collected on dead wood at Lamao, Bataan Province, 

 Luzon, September, 1907, by H. M. Curran, {7341). 



Hexagona pertenuis Murrill, sp. nov. 



Pileus flabelliform, cuneate behind, 2-3 x 1.5-2.5 x 0.05 cm.; 

 surface white, glabrous, faintly radiate-striate, tessellate near the 

 margin, which is very thin, translucent, undulate, rarely toothed 

 in places, fissured in age : context very thin, white, somewhat 

 elastic when dry, but easily broken ; tubes decurrent, white, be- 

 coming ochraceous, very shallow, of the usual elongated hexag- 

 onal form, mouths 0.5 x 0.25 mm., edges thin, slightly fimbri- 

 ate: stipe very short, 3 mm. long, 1-2 mm. thick, lateral, cylin- 

 drical, concolorous, hardly umbilicate above. 



Type collected on dead wood on Mt. Malaraya, Tayabas 

 Province, Luzon, November, 1907, by H. M. Curran and M. L. 

 Merritt, {8^48). 



Hexagona philippinensis (Berk.) Ricker, Phil. Jour. Sci. i : 

 Suppl. 4. 287. 1906. Poly poms philippinensis Berk. Lond. 

 Jour. Bot. I : 148. 1842. (Type from the Philippines, col- 

 lected by Cuming.) Favolus philippinensis Sacc. Syll. Fung. 

 6: 393. 1888. Very similar lo P. graminocephalus above, 

 but tubes very much larger and elongated-hexagonal. Leu- 

 coporus hirto-linentns Pat., described from Java, can hardl}' be 

 different from this species, judging from the description. 

 Luzon : Lamao, Bataan Province, Copeland 1407. 



Inonotus Clemensiae Murrill, sp. nov. 



Sporophore large, imbricate, uniformly dark fulvous-brown 

 throughout ; pileus sessile, dimidiate, conchate, rigid, fragile when 

 '^T- 5-7 X 10-15 X 1-1.5 cm.; surface soft, anoderm, azonate, 

 short-tomentose, slightly radiate-rugose ; margin thick, fertile, 

 irregularly notched or undulate : context spongy-fibrous, homo- 

 geneous, averaging i cm. in thickness ; tubes 5 mm. long, mouths 



