Buttery Collybia Rhodocollybia butyracea (Bull.)    Synonyms: Colybia butyracea.
Kingdom Fungi   >   Phylum Basidiomycota   >   Class Agaricomycetes   >   Order Agaricales   >   Family Omphalotaceae   >   Genus Rhodocollybia   

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 24 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)

Buttery Collybia in Carroll Co., Maryland (10/7/2020). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

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

Buttery Collybia in Carroll Co., Maryland (10/7/2020). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Buttery Collybia in Carroll Co., Maryland (10/7/2020). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Buttery Collybia in Howard Co., Maryland (10/7/2015). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). Photo by Joanne Solem. (MBP list)

Buttery Collybia in Howard Co., Maryland (10/7/2015). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). 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 in Montgomery Co., Maryland (11/12/2020). (c) wearethechampignons, some rights reserved (CC BY). Photo by wearethechampignons via iNaturalist. (MBP list)

Buttery Collybia in Montgomery Co., Maryland (11/12/2020). (c) wearethechampignons, some rights reserved (CC BY). Photo by wearethechampignons via iNaturalist. (MBP list)

Buttery Collybia in Prince George's Co., Maryland (10/3/2020). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)

Buttery Collybia in Prince George's Co., Maryland (10/3/2020). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)

Buttery Collybia in Prince George's Co., Maryland (10/3/2020). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)

Buttery Collybia in Prince George's Co., Maryland (10/3/2020). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (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)

Spores collected from a Buttery Collybia specimen in Howard Co., Maryland (10/7/2015). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). Photo by Joanne Solem. (MBP list)


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