Part 1, 1907] POLYPORACEAE 26 
hexagonal, very regular, 2-3 toa mm., edges thin, denticulate, white to discolored, often 
becoming fuliginous: spores oblong, globose, smooth, hyaline, 6-7 X3 ¢; hyphae 3-5 p; 
cystidia none. 
TYPE LOCALITY: Brazil. 
HABITAT: Dead wood. 
DISTRIBUTION : Southern Florida and Mexico to Brazil. 
31. Coriolus sericeohirsutus (Klotzsch) Murrill, Bull. Torrey 
Club 32: 651. 1906. 
Polyporus sericeo-hirsutus Klotzsch, Linnaea 8: 483. 1833. 
Hexagonia sericea Fries, Epicr. Myc. 497. 1838, 
Polystictus barbatulus Fries, Nov. Symb. 87. 1851. 
Pileus very thin, flexible, sessile, effused-confluent, sometimes wholly resupinate, 
conchate-reflexed, 0-3 2-6 * 0.05-0.1 cm.; surface conspicuously silky-villose to strigose- 
hirsute, multizonate, pale-brown to hoary, with slightly darker zones; margin thin, entire 
or undulate, dentate or eroded with age: context thin, white, membranous, tough; tubes 
shallow, 1-1.5 mm. deep, white to slightly discolored within, mouths hexagonal, irregular, 
very variable in’ size, 0.3-1 mm. in diameter, edges thin, denticulate to dentate, white to 
discolored, sometimes becoming umbrinous: spores smooth, hyaline, thin-walled, pointed, 
6X4 yz. 
TYPE LOCALITY: Texas. 
HABITAT: Dead trunks and branches of red cedar. 
DISTRIBUTION : Virginia to Florida and west to Missouri and Texas. 
Exsiccatr: Rab.-Wint. Fungi Eur. 3327; Rav. Fungi Car. 2: 19; Ellis & Ev. N. Am. Fungi 
2012; Rav. Fungi Am. 222. 
32. Coriolus sublilacinus Murrill, sp. nov. 
Pileus imbricate-confluent, cup-shaped, sessile, 0.5-1 cm. broad, less than 1 mm. thick, 
surface densely villose-tomentose, scarcely zonate, white to discolored; margin thin, con- 
colorous, inflexed when dry, somewhat undulate: context thin, white, membranous, rather 
rigid; tubes punctiform, less than 1 mm. long, mouths angular to irregular, large for the 
size of the pileus, 3-5 to a mm., edges pale-lilac, fading to dull-avellaneous, rather thick, 
entire: spores smooth, hyaline. 
Type collected in Florida, on bark of dead limbs, January, 1897, C. G. Lloyd 2077. 
DISTRIBUTION : Known only from the type locality. 
33. Coriolus scutatus Murrill, sp. nov. 
Pileus scutate-conchate, fixed at the center, thin, slightly flexible, coriaceous, 5-7 cm. 
broad, 1-2 mm. thick; surface villose-tomentose, isabelline to dark-purple or black, marked 
with a few narrow, concentric lines; margin thin, sterile, pallid, entire or undulate, 
if .exed when dry: context thin, soft-fibrous, less than 1 mm. thick; tubes short, white, 
rG 3s than 1 mm. long, mouths circular, 5 toa mm., edges rather thick, firm, entire, white 
to discolored, purplish-spotted when bruised: spores ovoid, smooth, hyaline, 344; 
hyphae 44; cystidia none. 
Type collected in Mexico, on dead wood, in 1891, C. £. Smtth 35. 
DISTRIBUTION: Known only from the type locality. 
34. Coriolus pavonius (Hook.) Murrill. 
Boletus pavonius Hook. in Kunth, Syn. Pl. 1: 10. 1822. . 
Polysticius cyclodes Fries, Nov. Symb. 90. 1851. (Type from the island of St. John.) 
Polyporus arenicolor Berk. & Curt. Jour. Linn. Soc. 10: 315. 1868. (Type from Cuba.) 
Cyclomycetella pavonia Murrill, Bull. Torrey Club 31: 423. 1904. 
Coriolus arenicolor Murrill, Bull. Torrey Club 32: 652. 1906. 
Pileus thin, coriaceous, flexible, sessile, dimidiate, imbricate, conchate, 3-5 4-7 x 
0.1-0.2 cm.; surface multizonate, strigose-velvety, pallid, becoming pale-cinereous with 
age; margin thin, white or yellowish, sterile, entire or undulate: context white, fibrous, 
about 1 mm. thick; tubes punctiform, less than 1 mm. long, white to slightly yellowish 
within, mouths very regular in normally developed specimens, circular to slightly angular, 
