Strobilomyces strobilaceus.    From Wordnik.com.  [Studies of American Fungi. Mushrooms, Edible, Poisonous, etc.] Reference

Strobilomyces (Strob-i-lom'y-ces), 184. floccopus (floc'co-pus), 185. strobilaceus (strob-i-la'ce-us), 184, pl. 64, figs. 177 -- 179.    From Wordnik.com.  [Studies of American Fungi. Mushrooms, Edible, Poisonous, etc.] Reference