Parr 1, 1907] POLYPORACEAE 41 
darker markings; margin thin, undulate, sterile, pallid, usually becoming black as though 
scorched: context fibrous-corky, white, 1-3.5 mm. thick; tubes short, 1 mm. or less, 
smoky-white to blackish within, mouths regular, angular, 5-6 to a mm., smoke-colored 
and pruinose when young, soon becoming grayish-black, edges thin, entire: spores ellip- 
soid-allantoid, smooth, hyaline, 3-5 X1.5-2.5 z. 
TYPE LOCALITY: Germany. 
HABITAT: Dead deciduous wood. 
DISTRIBUTION : Cosmopolitan. 
ILLUSTRATIONS: Bull. Herb. Fr. £/. 501, 7.2; Sow. Engl. Fungi A/. 23. 
ExsiccaTI: Ellis & Ev. Fungi Columb. 206: Clements, Crypt. Form. tai 168; Ellis & Ev. 
N. Am. Fungi 7/6; Romell, Fungi Scand. 8; Krieger, Fungi Sax. 2319; Rab.-Wint, Fungi Eur. 
2729. 
2. Bjerkandera albostygia (Berk. & Curt.) Murrill. 
Polyporus albostygius Berk. & Curt. Jour. Linn. Soc. 10: 309. 1868. 
Pileus effused, resupinate to shortly reflexed, 5 mm. thick; surface pallid, finely 
tomentose, smooth; margin obtuse, bay-brown in dried specimens, entire, fertile, finely 
tuberculose: context thin, less than 1 mm., white to slightly pallid, homogeneous, some- 
what fragile; tubes rather long, slender, stuffed, white to yellowish within, darker near 
the mouths, 2-3 mm. long, mouths minute, somewhat angular, regular, even, 8 toa mm., 
edges black, rather thick, obtuse, entire: spores not examined. 
TYPE LOCALITY: Cuba. 
HaBitaT : Dead wood. 
DISTRIBUTION: Known only from the type locality. 
3. Bjerkandera fumosa (Pers.) Karst. Medd. Soc. Faun. 
Fl. Fenn. 5: 38. 1879. 
? Boletus imberbis Bull. Herb. Fr. pl. 445, f. 1A. 1789. 
Boletus fumosus Pers. Syn. Fung. 530. 1801. 
v Folyporus fumosus Fries, Obs. Myc. 2: 257. 1818. 
? Polyporus holmiensis. Fries, Nov. Symb. 42, 1851.—Ic. Hymen. J. 151, f. 1. 
? Polyporus salignus Fries, Hymen. Eur. 452. 1871. 
Pileus cespitose-imbricate, fleshy-corky, firm, sessile, dimidiate, conchate, decurrent, 
2-4 5-10 & 0.5-2 cm.; surface smooth, finely tomentose, pale-isabelline, subzonate at 
times; margin thin, concolorous, undulate, easily blackening, usually broadly sterile: con- 
text fibrous-corky, somewhat zonate, white to pallid, 5-15 mm. thick; tubes short, 2-3 mm. 
long, white to discolored within, mouths regular, even, circular, 4-5 to a mm., whitish to 
smoky-isabelline and finally blackish with extreme age, edges thick, entire: spores globose, 
smooth, hyaline, 5-8; hyphae 7-8; cystidia none. 
TYPE LOCALITY: Europe. 
HasitatT: Decayed deciduous wood. 
DISTRIBUTION: Northern hemisphere. 
ExsIccaTi: Shear, N. Y. Fungi 7Z; Rab.-Wint. Fungi Eur. 3644; Ellis & Ev. N. Am. Fungi 
2902. 
4, Bjerkandera puberula (Berk. & Curt.) Murrill. 
Daedalea puberula Berk. & Curt. Grevillea 1: 67. 1872. . 
Polyporus fragrans Peck, Ann. Rep. N. Y. State Mus. 30: 45. 1878. (Type from New York, on 
dead elm trunks.) 
Bjerkandera fragrans Murrill, Bull. Torrey Club 32: 636, 1906. 
Pileus irregular, dimidiate, imbricate, effused-reflexed, 2.5-5 5-10 X 0.5-1.5 em. ; sur- 
face minutely tomentose, somewhat tuberculose, pale red-gray or alutaceous, becoming 
ochraceous of dull-red after rains; margin thin, concolorous, at times rugose: context 
fleshy-tenacious to soft-corky, slightly zoned, subfibrous, concolorous, with a distinct odor 
of dry seneca-grass; tubes 2 mm. long, at first whitish, becoming darker with age and 
black-spotted when bruised, the mouths minute, angular, unequal, 2 to a mm., at length 
sinuate, dissepiments thin, acute, dentate or lacerate: spores globose or ovoid, smooth, 
hyaline, 5-6; hyphae hyaline, 4-6; cystidia none. 
TYPE LOCALITY: Pennsylvania. 
HaBITAT: Dead trunks of deciduous trees, especially elm. 
DISTRIBUTION : Ontario to New Jersey, and west to Kansas. 
