Phylum:Basidiomycota >> Class: Basidiomycetes >>  Order: Poriales 
 BCRC Number NO BCRC Number!  
 Scientific Name: Polyporus grammocephalus

Polyporus grammocephalus Berk., Hook. Lond. J. Bot. 1: 148. 1842.

 Description: Basidiocarp annual, solitary, pileate, dimidiate, flabelliform or spathulate and laterally attached with a contracted base, up to 5 cm wide and long, 3 mm thick at the base. Pileus glabrous, ochraceous to tan or pale brown with numerous fine radial lines becoming more tufted towards the base. Pore surface cream, straw colored, tan to pale brown in old specimens, pores thin-walled and angular, sometimes slightly split, 2-4 per mm, tubes up to 3 mm thick. Context 1-2 mm thick, cream to ochraceous, homogeneous. Hyphal system dimitic, generative hyphae with clamps, 2-4 μm wide, binding hyphae of the Bovista type abundantly present, thick-walled to solid, up to 10 μm thick at the main trunk. Basidiospores oblong ellipsoid thin-walled, hyaline and smooth, IKI-, 6.0-8.0 × 2.5-3.5 μm.

Taiwan, Yilan : Fushan, alt. 650 m, on rotten wood, May 1991, TFRI 21. Taichung : Tungshih, alt. 300 m, on rotten wood, Apr 1992, TFRI 310.

 Habitat: Lignicolous causing white rot of wood.

Tropical and subtropical areas.


Chang, TT. 1992a; Nunez, M and Ryvarden, L. 2000.


T. T. Chang

 Note: The species is recognized by its radially fibrillose on the pileus.