Comprehensive Description
provided by North American Flora
Fomes annosus (Fries) Cooke, Grevillea 14 : 20. 1885
Polyporus annosus Fries, Syst. Myc. 1: 373. 1821. Polyporus serpeniarius Pers. Myc. Eur. 2 : 82. 1825. Polyportis subpileaius Weinm. Fl. Ross. 332. 1836. Polyporus resinosus Rostk.; Sturm, Deuts. Fl. 4 : 61. 1838. Trametes radiciperda R. Hartig, Wicht. Krankh. Waldb. 62. 1874. Fom-itopsis annosa Karst. Rev. Myc. 3^ : 18. 1881. Polyporus Gillotii Roum.; Gillot, Rev. Myc. 4 : 234. pi. 32. 1882. Heierobasidion annosum Bref. Unters. Gesammt. Myk. 8 : 154. 1889.
Polyporus irregularis Underw. Bull. Torrey Club 24 : 85. 1897. (Type from Auburn, Alabama.)
Pileus woody, dimidiate, very irregular, conchate to applanate, 10-13X5-8X0.5-2 cm.; surface at first velvety, rugose," anoderm, light-brown, becoming thinly encrusted, zonate, and finally black with age ; margin pallid, acute, becoming thicker : context softcorky to woody, white, 0.3-0.5 cm, thick; tubes unevenly stratified, 2-8 mm. long each season, white, mouths subcircular to irregular, 3-4 to a mm., edges rather thin, entire, firm, white, unchanging : spores subglobose or ellipsoid, smooth, hj^aline, 5-6 y^A-Sfi.
Type LOCALITY : Sweden.
Habitat : Roots, lower parts of trunks, and stumps of various coniferous trees.
Distribution : North America ; also in Europe.
- bibliographic citation
- William Alphonso MurrilI, Gertrude Simmons BurIingham, Leigh H Pennington, John Hendly Barnhart. 1907-1916. (AGARICALES); POLYPORACEAE-AGARICACEAE. North American flora. vol 9. New York Botanical Garden, New York, NY
