Phellinus gilvus (Schwein.) Pat. 1900

Hapalopilus gilvus (Schw.) Murrill, Bull. Torrey
Club 31: 418. 1904.
Boletus gilvus Schw. Schr. Nat. Ges. I^eipzig 1 : S6. 1822.
Polyporus gilvus Fries, Elench. Fung. 104. 1828.
Polyporus calvescens Berk. Ann. Nat. Hist. 3: 390. 1839. (Type from New Orleans, Louisiana.)'
Polyporus omalopilus Mont. PI. Cell. Cuba 423. 1842. (Type from Cuba.)
'? Polyporus endozonus Fries, Nov. Symb. 54. 1851. (Type from the island of St. John.)
Polyporus carneofulvus Berk.; Fries, Nov. Symb. 68. 1851.
? Trametes Petersii Berk. & Curt. Grevillea 1 : 66. 1872. (Type from Alabama.)
Polyporus breviporus Cooke, Grevillea 12 : 7. 1883. (Type from Australia.)
Polysticlus purpureofusciis Cooke, Grevillea 15 : 24. 1886. (Type from South Carolina.)
Polyporus aureomargifiaius P. Henn. Bot. Jahrb. 22: 72. 1895. (Type from Kamerun.)
Pileus corky, dimidiate, sessile, imbricate, applanate or conchate, 3-6X5-10X0.5-1.5 cm.; surface finely tomentose to glabrous, azonate, isabelline to fulvous, often marked with indistinct purplish-fuscous bands, rugulose to uneven ; margin thin, ferruginous, entire to undulate, abruptly sterile : context ferruginous, fibrous-spongy to corky, zonate, 3-7 mm. thick; tubes short, slender, avellaneous to grayish-umbrinous within, 3-5 mm. long, often found stratified^ especially in the tropics, mouths small, regular, circular to angular, 6-8 to a mm., edges at first thick, pale-ferruginous, becoming thin, entire, glistening, olivaceous-fuscous to purplishfuscous : spores elongate-ellipsoid, smooth, hyaline, 4-6 X /i; spines chestnut-colored, ovate-subulate, 15-20X4-5^; hyphae 2-4^
Type locality ; North Carolina. Habitat : Decayed wood of deciduous trees. Distribution: Cosmopolitan.

Fomitiporella demetrionis Murrill, sp. nov
Bffused, inseparable from the matrix; margin determinate, undulate, free, finely tomentose, ferruginous : context rather thick, punky-fibrous, ferruginous ; hymenium nearly plane, distinctly stratified in 2 or 3 layers, 4-7 mm. thick, fulvous when young, cast an eous-f uliginous with age; tubes 2-4 mm. long each season, whitish-stuffed, the older layers isabelline, the more recent avellaneous within, mouths minute, circular, 6-7 to a mm., edges rather thick, entire: spores subglobose, smooth, brown, 3-4^; hyphae ferruginous ; cystidia fulvous, cuspidate, ventricose, 10-20 X 5-7 //.
Type collected in Missouri, on dead deciduous wood, August, 1885, C. H. Demetrio 19. Distribution : Known only from the type locality.

Coriolopsis vittata (Ellis & Macbr.) Murrill
Hexagoiia vittata Ellis & Macbr.; EUis & Ev. Bull. I,ab. Nat. Hist. Univ. Iowa 4 : 68. 1896.
Pileus very thin, flexible, coriaceous, laterally connate, effused-reflexed, 2-3X6-10 cm., the reflexed portion 0.5-1 cm. long, 2 to many cm. broad, scarcely a mm. thick ; surface tomentose, zonate, fulvous to bay-black, the zones nearly glabrous ; margin very thin sterile, isabelline, undulate to lobed, deflexed at times: context extremely thin, less than half a mm., tawny-bay, membranous; tubes short, scarcely a mm. long, whitish-cinereous within, mouths large, regular, subhexagonal, 2 to a mm., edges thin, firm, subentire to fimbriate or slightly lacerate, cinereous or grayish to umbrinous : spores not examined.
Typk locality: Castillo, Nicaragua.
Habitat: On the under surface of fallen stems and branches of deciduous trees Distribution : Known only from the type locality.

Hapalopilus sublilaciaus (Ellis & Ev.) Murrill, Bull. Torrey
Club 31 : 417. 1906.
Mucro7ioporus sublilaci^ius PJUis & Ev. Bull. Torrey Club 27 : 50. 1900.
Pileus applanate, dimidiate, 6-7X9-10X1-2 cm.; surface concentrically striate, zonate, cinereous-gray to avellaneous-fulvous ; margin acute, entire : context corky, zonate, 3-5 mm. thick, bright cinnamon-yellow to pale-fulvous; tubes long, slender, pale-unibrinous within, 5-15 mm., mouths minute, circular, regular, slightly uneven, 5 to a mm. edges obtuse, entire, lilac to umbrinous : spores smooth, hyaline ; spines stout, cylindricalconical, 15-20 X 4^.
Type locality : I^ouisiana.
Habitat : Dead pine logs.
Distribution : Known only from the type locality.

Coriolus delectans Murrill, sp. nov
Pileus confluent-effused, subimbricate, broadly reflexed and expanded, dimidiate to reniform, applanate or convex above, concave below, very thin, soft and tough, very flexible, 2-4X3-6X0.1 cm.; surface villose-tomentose, uniformly milk-white, marked with a few indistinct concentric furrows of variable width and depth ; margin very thin, flaccid entire to undulate, rarely lobed: context white, soft, tough, less than 1 mm. thick, tubes punctiform, white, less than 1 mm. long, mouths angular, irregular, 4-5 to a mm., soon lacerate, but not becoming irpiciform, edges very thin, flaccid, lacerate-dentate, white stramineous in dried specimens : spores smooth, hyaline.
Type collected in Alto Cedro, Cuba, on a small dead fallen hardwood trunk in a dense vire-in forest, March 20, 1905, F. S. Earle'=& W. A. Murrill 431. ^
Distribution : Known only from the type locality.

Microporellus unguicularis (Fries) Murrill
Polysticius unguicularis 'Fries, Nov. Symb. 76. 1851.
Pileus thin, coriaceous, reniform or flabelliform, attached by an attenuate base, 2-3 cm, broad, 1-3 mm. thick ; surface uniformly ochroleucous, very smooth, concentrically striate, radiate-lineate ; margin acute, incurved when dry: context very thin, less than 1 mm., fibrous, somewhat fragile, watery-white; tubes 0.5-1 mm. long, pallid to yellowish, mouths
F
irregular, angular, 2-4^ to a mm., edges white to pallid, thin, fimbriatedentate, at length
lacerate : spores not examined.
Type locality : Mexico.
Habitat : Dead trunks.
Distribution : Known only from the type locality.

Hapalopilus licnoides (Mont.) Murrill, Bull. Torrey
Club 31: 417. 1904.
Polyporus licnoides Mont. PI. Cell. Cuba 401. 1842.
Polyporus spurcus L^v. Ann. Sci. Nat. III. 5 : 135. 1846. (Type from Guadeloupe.) Polysticlus licnoides Fries, Nov. Symb. 92. 1851.
Polysticlus subglaber Ellis & Macbr. Bull. I,ab. Nat. Hist. Univ. Iowa 3^ : 192. 1896. (Type from Nicaragua. )
Pileus thin, coriaceous, fiexible, imbricate, dimidiate, often narrowly attached, applanate or conchate, 3-6X4-8X0.2-0.5 cm.; surface multizonate, concentrically striate, finely; tomentose to partially glabrous, rather smooth, subshining, fulvous, with bay zones ; margin very thin, entire, ferruginous : context thin, ferruginous to fulvous, fibrose-spongy, 1 mm. thick; tubes short, 1-2 mm., fulvous, glaucous near the mouths, which are very minute, regular, circular, 7-9 to a nm., edges thick, entire, paleferruginous to purplishferruginous : spores ellipsoid or subglobose, smooth, hyaline, 3-4X2-3^; spines subulate, chestnut-colored, 15-25X6^; hyphae 2-4/^.
Type locality : Cuba.
Habitat : Dead wood of various kinds.
Distribution : Tropical America ; Gulf States ; also in tropical Asia.

Phellinus gilvus is a fungal plant pathogen which infects several hosts. In traditional Chinese medicine, it is known as sanghuang and is used to treat stomachaches and cancer; polysaccharides isolated from lab-grown P. gilvus have been shown to inhibit the growth of melanoma in a mouse model.