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Giant Polypore (Meripilus sumstinei) — mushroom identification photo

Giant Polypore

Meripilus sumstinei

✓ Edible
Always verify identification with multiple features before consuming
Cap color
Brown to gray-brown fan-shaped
Cap size
10-40cm overall
Gill color
White pores staining black
Gill attachment
N/A — bracket
Stem
White staining black when bruised
Texture
Firm when young
Habitat
At base of oaks and hardwoods
Fruiting season
Fall
Peak season
Fall

Key Identification Features

Preparation Notes

Cook before eating. Good flavor when young. The black staining when bruised distinguishes it from Grifola frondosa.

Regions Found

Region data not available

Look-Alikes

No documented look-alikes on record.

Safety disclaimer: This page is for educational purposes only. Never eat a wild mushroom based solely on online information. Always verify identification using multiple reliable field guides and, when possible, consult an experienced forager or mycologist. When in doubt, don't eat it. Spore & Scout accepts no responsibility for identification errors or adverse reactions.