24 NORTH AMERICAN FLORA LVoLUME 9 
edges very thin, denticulate, fimbriate with age, white to isabelline or nearly fulvous in 
dried specimens: spores globose, smooth, hyaline, 4-54; hyphae 54; cystidia none. 
TYPE LOCALITY : Jamaica. 
HaBitaT: Dead wood, : . 
DISTRIBUTION : West Indies and Central America; also in Colombia. 
ILLUSTRATION: Berk. loc. cit. pl. 10, f. 7. 
27. Coriolus nigromarginatus (Schw.) Murrill, Bull. Torrey 
Club 32: 649. 1906. 
~ Boletus hirsutus Wulfen, in Jacq. Coll. 2: 149. 1788. (Type from Carinthia.) Not Boletus hir- 
sutus Scop. 1772. 
Polyporus hirsutus Fries, Syst. Myc. 1: 367. 1821. 
Boletus nigromarginatus Schw. Schr. Nat. Ges. Leipzig 1: 98. 1822. 
Polystictus hirtellus Fries, Nov. Symb. 83. 1851. (Type from Mexico.) 
Pileus confluent-effused, more or less imbricate, sessile, dimidiate, applanate, corky- 
leathery, rather thick, flexible or rigid, 3-5 X 5-8 X 0.3-0.8 cm. ; surface conspicuously hir- 
sute, isabelline to cinereous, concentrically furrowed and zoned; margin at length thin, 
often fuliginous, sterile, finely strigose-tomentose, entire or undulate: context white, thin, 
fibrous, spongy above, 1-4 mm. thick; tubes white, 1-2 mm. long, mouths circular to 
angular, 4 toa mm., quite regular, edges thin, firm, tough, entire, white to yellowish or 
umbrinous: spores smooth, hyaline, cylindrical, slightly curved, 2.5-3 4. 
TYPE LOCALITY : North Carolina. 
Hasitat: Various forms of dead deciduous wood. 
DISTRIBUTION : North America; also in Europe and Asia. 
ExsiccaT1: Ellis & Ev. Fungi Columb. 20¢; Ellis, N. Am. Fungi 377; Shear, N. Y. Fungi 
37 ; Thiim. Myc. Univ. 1005; Rab. Fungi Eur. 2/03, 21036; Sydow, Myc. Mar. 7/4. 
28. Coriolus subchartaceus Murrill, sp. nov. 
Pileus rather thick, imbricate, sessile, dimidiate, conchate, rigid, tough, 3-5 x 5-8 
X0.5-1.5 cm.; surface nearly smooth, finely hirtose-tomentose, avellaneous, indistinctly 
multizonate; margin cremeous, villose, thin, sterile, becoming black when bruised: con- 
text white, radiate-fibrous, zonate, firm, 2~3 mm. thick; tubes rather long, slender, 3-6 
mm., white within, mouths circular to angular, rather irregular with age, 2-3 to a mm., 
edges at first thick, entire, becoming thin and finally lacerate-dentate, white to avellaneous, 
glistening: spores smooth, ovoid, hyaline, 5 #; hyphae 6 v. 
Type collected in the La Plata Mountains, Colorado, on Populus tremuloides, June 28, 1898, 
Baker, Earle & Tracy 186. 
DISTRIBUTION: Wisconsin, Colorado, and Utah. 
29. Coriolus fulvo-umbrinus Murrill, sp. nov. 
Pileus laterally connate, semicampanulate, umbonate-attached, thin, slightly flexible, 
2X2-3X0.1 cm.; broader by confluence; surface strigose-tomentose, multizonate, some- 
what radiate-rugose, uneven, latericeous-fulvous, the zones very slightly darker ; margin and 
new growth white to avellaneous, hirsute, zonate, slightly lobed, sometimes proliferous : 
context thin, membranous, pallid; tubes punctiform, white within, mouths large, hex- 
agonal, irregular, 2-3 toa mm., edges entire to lacerate-dentate, the divisions distinctly 
spinose, white to umbrinous: spores smooth, hyaline. 
Type collected at Havana, Cuba, on old timber near the beach, March 6, 1904, F..S. Earle 3. 
DISTRIBUTION: Known only from the type locality. © 
30. Coriolus pinsitus (Fries) Pat. Tax. Hymén. 94. 1900. 
Polyporus pinsitus Fries, Elench. Fung. 95. 1828. 
? Polyporus gibberulosus Lév. Ann. Sci. Nat. III. 5: 139. 1846. (Type from Surinam.) 
Polyporus tener Lév. Aun. Sci. Nat. ITI. 5: 139. 1846. (Type from Guadeloupe.) 
Polystictus umbonatus Fries, Nov. Symb. 87. 1851. (Type from Mexico.) 
Hexagona Friestana Speg. Anal. Soc. Ci. Argent.17: 69. 1884. (Type from Paraguay.) 
Polystictus jamaicensis P. Henn. Hedwigia 37: 280. 1898. (Type from Jamaica.) 
Pileus thin, flexible, confluent-effused, sessile, dimidiate or flabelliform, often umbo- 
nate-affixed, 2-4 XK 3-7 XK 0.1 cm.; surface isabelline to pale-cinereous, glistening, multizonate, 
velvety-hirsute ; margin thin, undulate to lobed, sterile, inflexed on drying: context white, 
membranous, tough ; tubes short, white to discolored within, less than 1 mm. long, mouths 
