Sarcodon scabrosus
INDIANA MUSHROOMS
GALLERY THREE
Sarcodon scabrosus (Fr.) P. Karst.,
Revue mycol., Toulouse 3(9): 20(1881)
The bitter hedgehog mushroom.  The "teeth" of this mushroom
are very soft.  Found in semi-open woods; summer to early fall.  
Brown spore print.