Blue Cheese Postia caesia (Schrader) P. Karsten  Synonyms: Blue Cheese Polypore, Tyromyces caesius.

Description:

Fruiting body: Whitish/bluish, blue-gray in age; soft, spongy when young hardening in age; finely hairy, smooth to pockmarked; convex to flat, semicircular; flesh white. Pores: White, blue-gray in age; tiny (J. Solem, pers. comm.).

Where to find:

Solitary or overlapping groups on decaying wood (J. Solem, pers. comm.).

There are 4 records in the project database.

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Blue Cheese (fruiting body) in Howard Co., Maryland (11/3/2009). Photo by Richard Orr. (MBP list)

Blue Cheese (pores) in Howard Co., Maryland (10/18/2017). Photo by Joanne Solem. (MBP list)

Blue Cheese (split fruiting body with white flesh and gray-blue pore layer) in Howard Co., Maryland (10/18/2017). Photo by Joanne Solem. (MBP list)

Blue Cheese (fruiting body) in Howard Co., Maryland (10/9/2009). Photo by Robert Solem. (MBP list)

Blue Cheese spores collected in Howard Co., Maryland (10/18/2017). Sausage-shaped, smooth; measured 3.7-4.3 X 1.0-1.2 microns. Photo by Robert Solem. (MBP list)


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