an edible bracket fungus, Fistulina hepatica, that grows on trees and can rot the heartwood of living oaks and chestnuts.
Origin of beefsteak mushroom
First recorded in 1890–95
Also called beefsteak fungus.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for beefsteak mushroom
Historical Examples of beefsteak mushroom
"Oh, only a beefsteak-mushroom and a scout-twist," returned Julie, nonchalantly.Girl Scouts in the Adirondacks
Lillian Elizabeth Roy