Phylum:Basidiomycota >> Class: Basidiomycetes >>  Order: Poriales 
   
 
 BCRC Number NO BCRC Number!  
   
 Scientific Name: Jahnoporus hirtus
 
   
   
 Author:

Jahnoporus hirtus (Quel. ex Cke.) Nuss., Hoppea 39: 176. 1980.

   
 
 
 
 
 Description: Basidiocarp annual, laterally stipitate, stipe simple or branched, tan to pale purplish-brown, tomentose to glabrous, up to 3cm long and 2cm in diam. Pilei circular, solitary or several from a branched base, up to 7cm in diam. Upper surface grayish, azonate, hispid or scurfy to tomentose or becoming glabrous, rugose or smooth, pore surface white to cream colored, the pores angular, 1-2 per mm, with thin, entire or lacerate dissepiments, context whitish, corky, up to 0.5cm thick, tube layer concolorous, up to 4mm thick. Hyphal system monomitic, generative hyphae hyaline, thin to moderately thick-walled, with occasional branching, with abundant clamps, 2.5-8 μm in diam. Basidiospores fusiform, hyaline, smooth, IKI-, 12.5-18 × 4.0-5.5 μm.
 
 
 
 
 
 Specimens:

Taiwan, Taichung:Ching-shan, alt. 1800-2200 m, on stem of Pseudotsuga wilsoniana Hay., Sep 1992, TFRI 430.

 
 
 
 Habitat: Lignicolous causing white rot of wood.
 
 
 
 Distribution:

North America, Europe, Japan, Taiwan.

 
 
 
 References:

Chang, TT. 1994b.

   
   
   
 Provided:

T. T. Chang.

 
 
 Note: The annul laterally stipitate basidiocarps with fusiform basidiospores distinguish the species.