Phylum：Basidiomycota　>>　Class： Basidiomycetes　>>　 Order： Polyporales 
   
 
　BCRC Number： NO BCRC Number!  
   
　Scientific Name： Pachykytospora papyracea
 
   
   
　Author：

Basionym: Boletus papyraceus Schwein., Natu. Ges. Leipzig Schrift. 1: 99. 1822..

Pachykytospora papyracea (Schwein.) Ryvarden, Norw. J. Bot. 19: 233. 1972..
   
 
 
 
 
　Description： Basidiocarp resupinate, effuse, adnate. Context up to ca. 400 μm thick in section. Hymenial surface cream or sordid yellow, poroid, rarely cracked; margin rather determinate, whitish, forming an immature zone. Pores ± angular, 3-4 per mm; tubes up to 1 mm deep. Hyphal system dimitic; generative hyphae nodose-septate. Context fairly homogeneous, with moderately dense texture. Contextual generative hyphae colorless, 1-3 μm diam., thin-walled, usually guttulate; skeletal hyphae fairly dominant in context, regularly branched, colorless or slightly yellow, 1.5-3 μm diam., with a distinct lumen, the terminal skeletal hyphae may be as narrow as 0.5-1 μm diam., ± dextrinoid. Trama with fairly dense texture. Subhymenium not thickening. Cystidia lacking. Basidia clavate, with a stalked base, 22-40 × 9-11 μm, 4-sterigmate. Basidiospores cylindrical-ellipsoid, colorless, ornamented with aculei which tend to be in rows, ± thick-walled, 11-15 (-17) × 7.5-9 μm (aculei included), IKI–, CB–.
 
 
 
 
 
　Specimens：

Taiwan. Ilan: Fushan Botanical Garden, alt. 600 m, on branch of angiosperm, 9 Mar 1994, Chen 168 (TNM). Pingtung: Payuchiputao, alt. 2,000 m, on branch of angiosperm, 18 Jan 1995, Chen 265 (TNM).
 
 
 
　Habitat： null
 
 
 
　Distribution：

Widely distributed in subtropical to temperate areas, but not found in Europe.
 
 
 
　References：

Wu, SH. 1996.
   
   
   
　Provided：

S. H. Wu
 
 
　Note： null