Par? 1, 1907] POLYPORACEAER 49 
tubes decurrent, fuscous when dry, 1 mm. long, 4-6-angled, mouths 1 1.5 mm., edges 
thin, dentate: spores ellipsoidal, smooth, hyaline: stipe lateral, tapering downward, 
fulvous, velvety, 3 cm. long, 1-5 cm. thick. 
TYPE LOCALITY: Cuba. 
HasitatT: Dead wood. 
DISTRIBUTION : Known only from the type locality. 
4. Hexagona pseudoprinceps Murrill, sp. nov. 
Pileus reniform, convex, depressed behind, 3.5 < 4.5 0.5-1 cm.; surface glabrous, 
delicately radiate-striate, discolored on drying; margin thick, entire, strongly inflexed 
when dry: context fleshy-tough, white, opaque; tubes decurrent, white, discolored on 
drying, 3-6 mm. long, 4-6-angled, mouths 1 X 2 mm., sometimes confluent in age, edges 
thin, entire or slightly toothed: spores ellipsoidal, smooth, hyaline: stipe excentric to 
lateral, concolorous, glabrous, or slightly hispid, 5 mm. long, 7 mm. thick. 
Type collected on dead wood, at Carmelita, Porto Rico, F. S. Earle 172. 
DISTRIBUTION : Known only ‘from the type locality. 
5. Hexagona Maxoni Murrill, sp. nov. 
Pileus irregularly reniform, applanate, 1-2 * 1.5-3 X 0.1 cm.; surface glabrous, tessel- 
late, straw-colored on drying ; margin thin, denticulate, undulate to lobed : context fleshy- 
tough, membranous, white, opaque; tubes slightly decurrent, darker than the pileus, with 
a tinge of flesh-color, 0.5-1.5 mm. long, 4-6-angled, mouths 1.5 2-3 mm., smaller near 
the margin, edges thin, entire or undulate: spores ellipsoidal, smooth, hyaline: stipe 
lateral, tapering, concolorous, glabrous, 2-3 mm. long, 1-2 mm. thick, not umbilicate 
above. 
Type collected on a rotten branch in the forest, near Secanquim, Guatemala, 550 meters, Janu- 
ary 7,1905, W. R. Maxon & R. H. Hay 3207. 
DISTRIBUTION : Known only from the type locality. 
6. Hexagona floridana Murrill, Bull. Torrey Club 31: 330. 1904. 
Pileus flabelliform, applanate, depressed behind, 2 « 2.5-3 0.2 cm.; surface finely 
hispid, pure white, becoming straw-colored on drying, faintly radiate-striate; margin 
slightly undulate, tessellate at times, fringed with numerous slender cilia: context very 
thin, white, membranous, wholly translucent; tubes decurrent, white, becoming ochrace- 
ous, 1.5-2 mm. long, normally hexagonal, mouths 0.5-1 X 2-3 mm., not radially confluent, 
edges thin, fimbriate: spores ellipsoidal, smooth, hyaline, 9X44: stipe lateral, subequal, 
scutate at the base, concolorous, hispid, 2-5 mm. long, 1-2 mm. thick, always umbilicate 
above. 
TYPE LOCALITY: Miami, Florida. 
HasitTaT: Old logs in rich woods. 
DISTRIBUTION: Known only from the type locality. 
7. Hexagona daedalea (Link) Murrill, Bull. Torrey 
Club 31: 328. 1904. 
Merulius daedaleus Link, Dissert. 1: 37. 1795. . 
Daedalea brasiliensis Fries, Syst. Myc. 1: 332. 1821. (Type from Brazil.) 
Favolus brasiliensis Fries, Elench, Fung. 44. 1828.—Linnaea 5: 511. 1830. 
? Favolus guadalupensis Lév. Ann. Sci. Nat. 110.5: 144. 1846. (Type from Guadeloupe.) 
Favolus Friesti Berk. & Curt. Jour. Linn. Soc. 10: 321. 1868. (Type from Costa Rica.) 
Favolus hispidulus Berk. & Curt. Jour. Linn. Soc. 10: 321. 1868. (Type from Cuba.) 
Hexagona Wilsonit Murrill, Bull. Torrey Club 31: 329. 1904. (Type from the Luquillo moun- 
tains, Porto Rico.) 
Pileus spatulate-obovate to reniform, applanate, usually attenuate behind, 4-8 < 2-6 
0.1-0.3 cm.; surface white when fresh, radiate-striate, finely tomentose to glabrous, 
hispid behind, tessellate near the margin, which is thin, often pellucid, undulate, at times 
fimbriate, lobed or fissured with age: context fleshy, fragile when dry, white, often parti- 
ally translucent; tubes decurrent, concolorous, 1-2 mm. long, 4-6-angled, mouths very 
variable in size, 1-2.5 X 3-7 mm., smaller near the margin, edges thin, but apparently firm, 
at length splitting into irregular teeth: spores ellipsoidal, smooth, hyaline, 9-12 4-5Sy: 
