Phylum:Basidiomycota >> Class: Basidiomycetes >>  Order: Agaricales 
   
 
 BCRC Number NO BCRC Number!  
   
 Scientific Name: Agaricus abruptibulbus
 
   
   
 Author:

Agaricus abruptibulbus Peck, N.Y. State Mus. Bull. 94:35 1905.

   
 
 
 
 
 Description: Pileus 4-12 cm, campanulate then flat, pale yellow, squamulose, margin entire. Flesh white. Gills free, crowded of several lengths, coffee brown, entire to denticulate. Stipe central, 6-18 × 1-2 cm, cylindrical, hollow, white turning yellow when bruised, glabrous, base enlarged. Annulus membranous, white, descending. Spores elliptical, dark red to red brown, smooth, 6-7.5 × 3.5-4.5 μm. Cystidia vesiculate. Hyphae without clamps.
 
 
 
 
 
 Specimens:

Taiwan, Nantou: Tsuifeng, on soil, 24 Sep. 2002, CWN 05805 (TNM F0016306).

 
 
 
 Habitat: Isolated or scattered on soil in broad-leaved forest.
 
 
 
 Distribution:

Japan, North America.

 
 
 
 References:

Imazeki, R. and Hongo, T. 1987; Chang, T. T. et al. 2001.

   
   
   
 Provided:

W. N. Chou

 
 
 Note: It is edible.