Part 1, 1907] POLYPORACEAE 57 
ILLUSTRATION: Bull. Herb. Fr. p/. 469. 
Exsiccatr: Ellis, N, Am. Fungi 9/4; Shear, N. Y. Fungi 305 ; Underw. & Cook, Illust. Fungi 
72; Karst. Finl. Fungi 7/4; Sydow, Myc. Mar. 1410. 
8. Polyporus Tuba Berk. & Curt. Jour. Linn. Soc. 10: 305. 1868. 
Pileus cup-shaped, like a Feziza, with a very long stipe, and very thick for its size, 
1-1.5 & 0.5-1 cm.; surface white, yellowish-brown when dry, glabrous, smooth or radiate- 
rugose ; margin abruptly acute, entire, slightly revolute when dry: context pallid, firm, 
not elastic, 5 mm. or more thick; tubes decurrent, short, yellowish, mouths small, 4 toa 
mm., edges thin, at length elongate: spores not examined: stipe slender, central, dilated 
above, concolorous, rough, striate, tough, 3-4 cm. long, 2-4 mm. thick. 
TYPE LOCALITY: Cuba. 
HaBITAT: On dead wood. 
DISTRIBUTION: Known only from the type locality. 
9. Polyporus craterellus Berk. & Curt. Jour. Linn. Soc. 10: 305. 1868. 
? Polyporus cyathiformis Lév, Ann. Sci. Nat. III. 2: 181. 1844. (Type from Hispaniola.) 
Pileus deeply infundibuliform, 5-8 0.1-0.3 cm.; surface glabrous, rufous, very rugose 
when dry; margin thin, pellucid, entire, fertile, much deflexed in herbarium specimens: 
context fleshy, fragile when dry, white to pallid, 1-2 mm. thick; tubes decurrent almost 
to the base of the long stipe, 1 mm. long, 4-5 to a mm., white to yellowish-brown, mouths 
angular, quite regular, edges thin, fragile, subentire to elongate, more or less collapsing 
on drying: spores not examined: stipe central, solid, somewhat curved, concolorous with 
the hymenium, pulverulent, 2.5-4 cm. long, 4-6 mm. thick. 
TYPE LOCALITY : Cuba. 
HasitTaT: On decaying wood. . 
DISTRIBUTION : Louisiana, Cuba, and possibly Hispaniola. 
10. Polyporus Acicula Berk. & Curt. Jour. Linn. Soc. 10: 304. 1868. 
Pileus circular, convex, umbilicate, resembling a minute Omphalia in shape, 20.5 
mm.; surface glabrous, minutely concentrically rngose when dry, yellowish-brown in the 
single type specimen; margin acute, involute: context membranous, white; tubes small, 
alveolar: spores not examined: stipe central, filiform, reddish-brown when dry, glabrous 
above, slightly villose at the base, 6 mm. long, 0.25 mm. thick. 
TYPE LOCALITY: Cuba. 
HapitTaT: On decaying wood. 
DISTRIBUTION: Known only from the type locality. 
11. Polyporus discoideus Berk. & Curt. Jour. Linn. Soc. 10: 305. 1868. 
Pileus circular, plane, 10-12 cm. in diameter, 1-2 cm. thick at the center, tapering to 
a few millimeters near the periphery; surface smooth, glabrous, pale-ochraceous to um- 
brinous; margin darker, thin, straight, entire: context white to yellowish, very soft- 
corky, elastic, 0.5-1 cm. thick; tubes pallid to dull-brown, mouths subangular, becoming 
sinuose, 2 to a mm., edges thin, elongate-dentate, collapsed when dry: spores smooth, 
hyaline, copious: stipe central, thick, even, hispid, concolorous above, darker and radicate 
below, 6 cm. long, 1.5-2 cm. thick. 
TYPE LOCALITY: Cuba, 
HasitTaT: On dead wood. ; 
DISTRIBUTION: Known only from the type locality. 
12. Polyporus admirabilis Peck, Bull. Torrey Club 26: 69. 1899, 
Pilei tufted, more or less imbricate, united near the base, very large, 30 cm. or more 
in diameter, centrally depresged or subinfundibuliform, the individual pilei 10-15 cm. 
broad, 1-3 cm. thick; surface white and finely psendosquamose when young, sometimes 
cracking, at length smooth and glabrous and slightly tinged with yellow; margin entire, 
rather thick, incurved: context fleshy-tough to rigid and friable, homogeneous, white to 
yellowish-discolored, 1-2.5 cm. thick; tubes slender, 3-7 mm. long, white to yellowish, 
fulvous with extreme age, mouths nearly circular, 3-4 to a mm., edges thin, dentate: 
