an edible bracket fungus, Fistulina hepatica, that grows on trees and can rot the heartwood of living oaks and chestnuts.
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Origin of beefsteak mushroom
First recorded in 1890–95
Also called beefsteak fungus.
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British Dictionary definitions for beefsteak fungus
an edible reddish bracket fungus, Fistulina hepatica, that grows esp on oak trees and oozes a bloodlike juice
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012