Microporellus obovatus (Jungh.) Ryvarden    Synonyms: Polyporus mutabilis, Polyporus obovatus.
Kingdom Fungi   >   Phylum Basidiomycota   >   Class Agaricomycetes   >   Order Polyporales   >   Family Polyporaceae   >   Genus Microporellus   

Description:

Cap: Fruiting body kidney to spoon-shaped; tough when fresh, hard when dry; velvety to smooth; white to cream or ochraceous; margin thin. Pores: White to cream; extremely tiny (6-8/mm). Stalk: Lateral, central, or eccentric, sometimes absent; color like cap or yellow-brown; wrinkled in age (J. Solem, pers. comm.).

Where to find:

On decaying hardwood, rarely conifers above ground or, occasionally, on buried wood (J. Solem, pers. comm.).

There are 25 records in the project database.

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Microporellus obovatus in Montgomery Co., Maryland (7/5/2018). Determined by Jo Solem. Photo by Anne Looker. (MBP list)

A Microporellus obovatus in Montgomery Co., Maryland (7/5/2018). Determined by Jo Solem. Photo by Anne Looker. (MBP list)

A Microporellus obovatus (overall) in Howard Co., Maryland (10/1/2012). Photo by Joanne Solem. (MBP list)

A Microporellus obovatus (infertile surface) in Howard Co., Maryland (7/11/2013). Photo by Joanne Solem. (MBP list)

A Microporellus obovatus (fertile surface) in Howard Co., Maryland (7/11/2013). Photo by Joanne Solem. (MBP list)

Microporellus obovatus in Howard Co., Maryland (7/1/2020). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). Photo by Joanne Solem. (MBP list)

Microporellus obovatus in Howard Co., Maryland (7/1/2020). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). Photo by Joanne Solem. (MBP list)

A Microporellus obovatus (side view) in Howard Co., Maryland (9/10/2012). Photo by Joanne Solem. (MBP list)

Spores of Microporellus obovatus in Howard Co., Maryland (7/1/2020). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). Photo by Joanne Solem. (MBP list)

Spores of Microporellus obovatus in Montgomery Co., Maryland (7/5/2018). Nearly round, smooth, hyaline; measured 4.5-5.2 X 3.8-4.6 microns. Photo by Robert Solem. (MBP list)


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