Dyer's Polypore

Phaeolus sistotremoides (Alb. & Schw.) Murrill, Bull. Torrey
Club 32: 363. 1905.
Boletus sistotremoides Alb. & Schw. Consp. Fung. 243. 1805. Polyporus Schweinitzii Vr&&, Syst. Myc. 1 : 351. 1821. Daedalea epigaea Lenz, Schwamme 62. 1831.
Polyporus tabulaeforfnis Berk. I,ond. Jour, Bot. 4: 302. 1845. (Type from Georgia.) Polyporus spectabtlis Fries, Nov. Symb. 48. 1851. (Type from North Carolina.) Polyporus hispidoides Peck, Ann. Rep. N. Y. State Mus. 33 : 21. 1880. (Type from New York.) Poly stictus Schweinitzii Y^^x^X.. Rev. Myc. 3^ : 18. 1881. Cladomeris Schweinitzii Quel. EJnch. Fung. 169. 1886.
"i Polyporus Spo?igia Fries, Monogr. Hymen. Suec. 2 : 268. 1863. — Fries, Ic. Hymen, pi. ISO^f. 2. — I^ucand, Champ. Fr. pi. 172.
Pileus spongy, circular, varying to dimidiate or irregular, 15-20 cm. broad, 0.5-2 cm. thick ; surface setose-hispid to strigose-tomentose and scrupose in zones, ochraceousferruginous to fulvous-castaneous or darker, quite uneven, somewhat sulcate, obscurely zonate ; margin yellow, rather thick, sterile : context very soft and spongy, fragile when dry, sometimes indurate with age, flavousferruginous to fulvous, 0.3-0.7 (mm. thick; tubes short, 2-5 mm. long, flavous within, mouths large, irregular, averaging! mm. in diameter, edges thin, becoming lacerate, ochraceous-olivaceous to fuliginous, rose-tinted when young and fresh, quickly changing to dark-red when bruised : spores ovoid, hyaline, 7-8 X 3-4 /i : stipe central to lateral or obsolete, very irregular, tubercular or very short, resembling the pileus in surface and substance.
Type locality : PJurope.
Habitat : Trunks, stumps and roots of various coniferous trees. Distribution : North America ; also in Kurope and Asia.