JANUARY 14, 1908] A COLLECTION OF PHILIPPINE PoLYPORES 268 
laterally conuate, 1-2 x 2-3.5 x 0.2-0.3 cm.; surface puberulent 
to subglabrous, smooth, very slightly subzonate, pale-avella- 
neous, with a tinge of pale-purple; margin rather thick, 
concolorous, undulate, sharply deflexed: context white, fibrous, 
rigid, tough, 1-2 mm. thick; tubes white to pallid, 1-1.5 
mm. long, mouths very regular, minute, circular, white to 
pallid, with a tinge of flesh color, 7-8 to a mm., edges 
rather thick, firm, tough, entire: spores smooth, hyaline, ovoid, 
copious, 5-6 x 7-7.5 u; hyphae hyaline, 5-6 u; cystidia none. 
Type collected on Mt. Mariveles, Luzon, on dead wood, 
November, 1904, by A. D. E. Elmer, no. 6951. 
Trametes luzonensis Murrill, Bull. Torrey Club 34: 474. 
1907. —Pileus small, laterally connate, dimidiate, sessile, rarely. 
encircling the twig, conchate, 1.2 x 1.5-3 x 0.2-0.4 em.; surface 
smooth, anoderm, finely tomentose to subglabrous, white to 
very pale avellaneous, entirely without marks; margin acute, 
entire, deflexed when dry: context punky, white, 1-2 mm. 
thick; tubes white within, 1-2 mm. long, tough, mouths re- 
eular, minute. circular, 6 to a mm., edges white to slightly 
discolored, rather thick, entire: spores smooth, hyaline. 
Type collected on Mt. Mariveles, Luzon, on dead sticks, 
November, 1904, by A. D. E. Elmer, no. 6932. 
Tyromyces elmeri Murrill, Bull. Torrey Club 34: 475. 
1907.— Pileus fleshy, rigid and fragile when dry, dimidiate, 
sessile, subimbricate, 2-3 x 3-4 x 0 2-0.3 em.; suface rough, with 
minute tubereles and pits, glabrous, white to isabelline; margin 
rather thick, entire, concolorous: context white, fleshy-tough, 
1 mm. thick; tubes white to isabelline within, 2 mm. long, 
mouths slightly angular, minute, regular, 6-7 to a mm., pruinose; 
glistening, at length avellaneous, edges thin. entire: spores 
globose, smooth, hyaline, 3-4 u; hyphae hyaline, 4-5 u; cys- 
tidia none. 
Type collected on Mt. Mariveles, Luzon, on dead wood, 
November, 1904, by A. D. E. Elmer, no. 6954. 
Subfamily FOMITEAE 
Amauroderma elmerianum Murrill, bull. Torrey Club 
34: 475. 1907.— Pileus stipitate, umbonate-affixed, subcircular 
to reniform, usually convex above, plane or slightly conca- 
