[pol-ee-pawr, -pohr]
a woody pore fungus, Laetiporus (Polyporus ) sulphureus, that forms large, brightly colored, shelflike growths on old logs and tree stumps.

1900–05; < Neo-Latin Polyporus; see poly-, pore2

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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woody pore fungi; any fungus of the family Polyporaceae or family Boletaceae having the spore-bearing surface within tubes or pores; the fruiting bodies are usually woody at maturity and persistent 
WordNet® 3.0, © 2006 by Princeton University.
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Example sentences
The same is true of the polypore and rust collections, as well as several other outstanding sections of the herbarium.
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