Hapalopilus rutilans (Pers.) Murrill 1904

Hapalopilus rutilans (Pers.) Murrill, Bull. Torrey
Club 31 : 416. 1904.
Boleteus sut^osus Bull. Herb. Fr. 11 : 354. 1791. Not B. suherosus ly. 1753. Boletus ruhlans Pers. Ic. Descr. Fung. 18. 1798.
Polyporus nidulans Fries, Syst. Myc. 1 : 362. 1821. (Type from Sweden.) Polyporus rutilans Fries, Syst. Myc.*l : 363. 1821.
Polyporus pallida -cervinus Schw. Trans. Am. Phil. Soc. II. 4 ; 156. 1832. (Type from Pennsylvania.) Hapalopilus nidulans Karst. Rev. Myc. 3^ : 18. 1881. Inonotus nidulans Karst. Finl. Basidsv. 332. 1889.
Pileus thick, convex above and below, very soft, fleshy, dimidiate, usually broadly attached, more or less imbricate at times, 2-4X3.5-7X0.5-1.5 cm.; surface smooth, anoderm, azonate, finely villose to glabrous, ochraceous-isabelline to bay-brown ; margin rather thick, entire or undulate, becoming reddish-brown when bruised : context spongy, friable when dry, ochraceous-isabelline, homogeneous, 3-7 mm. thick ; tubes rather long, slender, isabelline to pale-fulvous, 3-6 mm. long, mouths angular, averaging 3 to a mm., somewhat irregular with age, edges isabelline, whitish when young, thin, very fragile, subentire : spores ellipsoid or globose, smooth, hyaline, 3 X 2.5 «.
Type locality : Kurope.
Habitat : Dead wood of deciduous trees.
Distribution : Temperate North America ; also in Europe.