Buttery Collybia Rhodocollybia butyracea (Bull.)  Synonyms: Colybia butyracea.

Description:

Cap: Reddish-brown fading to tan in age; convex when young to flat in age; smooth, "buttery" feel. Gills: White becoming pink in age, close; may develop jagged edges. Stalk: Whitish above to cap color below; often twisted; becomes hollow in age; base often swollen and is covered with white hairs (J. Solem, pers. comm.).

Where to find:

Single or small groups usually under pines.

There are 11 records in the project database.

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Buttery Collybia fruiting bodies in Howard Co., Maryland (9/25/2011). Photo by Joanne Solem. (MBP list)

Buttery Collybia stalks and gills in Howard Co., Maryland (9/25/2011). Photo by Joanne Solem. (MBP list)

A Buttery Collybia in Howard Co., Maryland (10/11/2015). Photo by Joanne Solem. (MBP list)

Buttery Collybia, caps and old dry fruiting bodies, in Howard Co., Maryland (10/11/2015). Photo by Joanne Solem. (MBP list)

Buttery Collybia spores in Howard Co., Maryland (10/11/2015). Ellipsoid, smooth; measured 6.5-7.4 X 3.5-4.0 microns. Photo by Robert Solem. (MBP list)


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