Supported by the National Natural Science Foundation of China(No.30771730,30900006,30910103907);the Ministry Science and Technology of China(No.2005DFA30280)
Supported by the National Natural Science Foundation of China (No.30771730,No.30670009);the Project of Institute of Applied Ecology,Chinese Academy of Sciences
the National Natural Science Foundation of China (No. 30670009 and 30771730) and Beijing Forestry University
1 INTRODUCTION Megasporoporia Ryvarden & J.E. Wright is characterized by large pores, long and cylindrical to ellipsoid basidiospores, clamp connections on generative hyphae, and by dextrinoid skeletal