Basidiocarp dimidiate; pileus up to 12 cm in wide; upper surface dark purple to black, very shiny, densely radially plicate, indurated; pore surface from pale ochraceous to cinnamon brown. Cutis indurated, heavily impregnated with melanoid substances; context variable in thickness, usually pale yellow, sometimes in old specimens spotted by deposits of melanoid substances; tube layer up to 16 mm thick, yellowish brown, finely horizontally striated pale yellow. Cutis hyphae anticlinal, the extremities swollen, fuliginous in the lower part, the upper remaining hyaline, the swollen hypha about 5 µm thick. Pores round to angular, 3-5 per mm. Basidiospores subovoid to ellipsoid, bitunicate, pale yellowish, between epi- and en-dosporium with short echinulae of the same length all around the spore, 12.5-16-19 × 8-10.5-11.5 µm.
Specimens：
Taiwan, Kaohsiung : Liukuei, alt. 700 m, on stem of hardwood, Apr 1992, TFRI 293. Ilan : Fushan, alt. 600 m, on stem of hardwood, Jun 1994, TFRI 609. Nantou :Lienhuachih, alt. 500 m, on stem of hardwood, May 1996, TFRI 709.
Habitat：
Lignicolous causing white rot of wood.
Distribution：
Africa, Southeast Asia, Japan, China, Taiwan.
References：
Chang, TT. 1996a.
Provided：
T. T. Chang
Note：
The species is distinguished from other species by its larger basidiospores.
Phylum：Basidiomycota >> Class： Basidiomycetes >> Order： Polyporales 
BCRC Number：