Part 2, 1908] POLYPORACEAE 107 
16. Pyropolyporus Earlei Murrill, Bull. Torrey 
Club 30: 116. 1903. 
A broadly ungulate plant with yellow pores, red context and a dark, very rimose, sur- 
face. Pileus woody, attached by a broad base, plane below, 6 X 13X17 cm.; surface con- 
centrically sulcate, very rimose in older parts, fulvous to brownish-black, at length grayish- 
black from weathering; margin broad, obtuse, dark yellowish-orange, clothed with short 
dense tomentum of the same color: context woody, dark reddish-orange, concentrically 
banded with darker lines, very thin, 0.5 cm., rimose down to the tubes; tubes unevenly 
stratified, 0.5-0.75 cm. long each season, 1-2 to a mm., ochraceous within during the first 
season, afterwards latericeous, mouths circular, ochraceous, edges obtuse, rather thin: 
spores ellipsoid, smooth, thick-walled, ferruginous, 7-8 K 9x. 
TYPE LOCALITY: El Capitan Mountains, New Mexico, at an altitude of 2100 meters. 
HasitaT : Standing trunk of cedar. . 
DISTRIBUTION: Known only from the type locality. 
17. Pyropolyporus grenadensis Murrill, sp. nov. 
Pileus woody, hard, applanate or very compressed-ungulate, nearly circular to 
dimidiate, narrowly attached and considerably thicker behind, 5-12> 7-15 «1.54 cm.; 
surface rough, rugose, closely furrowed, tomentose, horny-encrusted, fulvous to dark 
chestnut-brown or black; margin obtuse, rounded in young plants, tomentose, fulvous, 
rather thin in large specimens: context woody, hard, fulvous, slightly lustrous, regularly 
zonate, 5-7 mm. thick; tubes very evenly and very distinctly stratified, the strata separated 
by very thin layers of context, 1-1.5 mm. long each season, fulvous, filled with white 
mycelium, mouths circular, minute, 5 toa mm., edges thick, entire, fulvous to fuliginous: 
spores globose, smooth, light yellowish-brown, 3-4; hyphae light yellowish-brown, 3.5 
in diameter ; spines absent. 
Type collected in the mountain forests of Annandale, Grenada, on dead wood, February, 1906, 
WH, E. Broadway. . 
DISTRIBUTION : Known only from the type locality. 
18. Pyropolyporus pseudosenex Murrill, sp. nov. 
Pileus very hard, woody, dimidiate, applanate, usually concave below, 12-20 * 15-30 
X 2-3 cm.; surface glabrous, horny-encrusted, subshining, repeatedly slightly sulcate, 
chestnut-brown to nearly black; margin thin, subobtuse, undulate to lobed, ferruginous: 
context woody, ferruginous, 3-5 mm. thick; tubes evenly stratified, at times separated by 
layers of context, 2-3 mm. long each season, fulvous within, mouths circular, very minute, 
6 toa mm., edges obtuse, entire, becoming dark-fulvous: spores globose, smooth, fulvous, 
copious, 4-5; cystidia none. 
Type collected in Nicaragua, in 1891-2, C. L. Smith. 
HawpitaT: Decayed trunks, _ 
DISTRIBUTION: Mexico and Nicaragua. 
19. Pyropolyporus jamaicensis Murrill, Bull. Torrey 
Club 30: 120. 1903. 
A rather fan-shaped plant, the upper layers of which are dead and much cracked and 
roughened, while the layers added below are smaller each succeeding year. Pileus woody, 
applanate, much thicker behind, 8X13 0.5-5 cm.; surface uneven, radiately rimose, 
dark-brown to black; margin ferruginous, velvety, acute, becoming black, spreading and 
lobed, projecting 1-2 cm. beyond the new layers: context woody, fulvous, 0.5-1 cm. thick; 
tubes stratified, separated by thin annual layers of context, 0.2-0.7 cm. long each season, 
7toamm., fulvous within, mouths rounded or polygonal, hoary when young, edges thin, 
