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Fungi: Basidiomycota: Agaricomycetes: Agaricales: Strophariaceae: Pholiota spumosa (Fr.) Singer, 1951

Pholiota spumosa

Synonyms: Agaricus spumosus, Dryophila spumosa, Flammula spumosa, Gymnopilus spumosus, Pholiota graveolens, Pholiotina spumosa.

Russian name: Cheshuychatka borovaya.

AI-generated description

Pholiota spumosa is a species of fungus that grows in clusters on decaying wood and stumps. In St. Petersburg and Leningrad Oblast, it has been found to fruit from July to November, typically in moist environments with abundant deciduous tree debris. In north-western Russia, Pholiota spumosa is considered a common species, often associated with birch and aspen trees, and can be identified by its golden-brown cap, white or yellowish gills, and whitish stem with a ring or zone of fibrils.

Photos of this mushroom from the area of St. Petersburg, Russia

Scalycap mushrooms (<B>Pholiota spumosa</B>)(?) near a tree stump near Orekhovo, 40 miles north from Saint Petersburg. Russia, <A HREF="../date-en/2016-09-09.htm">September 9, 2016</A>
LinkScalycap mushrooms (Pholiota spumosa)(?) near a tree stump near Orekhovo, 40 miles north from Saint Petersburg. Russia, September 9, 2016
Location on mapsUnnamed Road, Vaskelovo, Leningradskaya oblast', Russia, 188731
Scalycap mushrooms (<B>Pholiota spumosa</B>)(?) near Orekhovo, 40 miles north from Saint Petersburg. Russia, <A HREF="../date-en/2016-09-09.htm">September 9, 2016</A>
LinkScalycap mushrooms (Pholiota spumosa)(?) near Orekhovo, 40 miles north from Saint Petersburg. Russia, September 9, 2016
Location on mapsUnnamed Road, Vaskelovo, Leningradskaya oblast', Russia, 188731
Scalycap mushrooms (<B>Pholiota spumosa</B>)(?) near Lisiy Nos, west from Saint Petersburg. Russia, <A HREF="../date-en/2016-10-19.htm">October 19, 2016</A>
LinkScalycap mushrooms (Pholiota spumosa)(?) near Lisiy Nos, west from Saint Petersburg. Russia, October 19, 2016
Location on mapsPrimorskoye sh., g. Sankt-Peterburg, Russia, 197755
Scalycap mushrooms (<B>Pholiota spumosa</B>)(?) in Sosnovka Park. Saint Petersburg, Russia, <A HREF="../date-en/2016-10-31.htm">October 31, 2016</A>
LinkScalycap mushrooms (Pholiota spumosa)(?) in Sosnovka Park. Saint Petersburg, Russia, October 31, 2016
Location on mapsul. Zhaka Dyuklo, 67, Sankt-Peterburg, Russia, 194214
Scalycap mushrooms <B>Pholiota spumosa</B> near Vyritsa, 50 miles south from Saint Petersburg. Russia, <A HREF="../date-en/2017-09-10.htm">September 10, 2017</A>
LinkScalycap mushrooms Pholiota spumosa near Vyritsa, 50 miles south from Saint Petersburg. Russia, September 10, 2017
Location on mapsUnnamed Road, Vyritsa, Leningradskaya oblast', Russia, 188382
Mushrooms <B>Pholiota spumosa</B> on Pogranichnaya Street in Dibuny, north-west from Saint Petersburg. Russia, <A HREF="../date-en/2017-09-18.htm">September 18, 2017</A>
LinkMushrooms Pholiota spumosa on Pogranichnaya Street in Dibuny, north-west from Saint Petersburg. Russia, September 18, 2017
Location on mapsPogranichnaya Ulitsa, 11, Pesochny, Sankt-Peterburg, Russia, 197758
Group of mushrooms <B>Pholiota spumosa</B> on Pogranichnaya Street in Dibuny, north-west from Saint Petersburg. Russia, <A HREF="../date-en/2017-09-18.htm">September 18, 2017</A>
LinkGroup of mushrooms Pholiota spumosa on Pogranichnaya Street in Dibuny, north-west from Saint Petersburg. Russia, September 18, 2017
Location on mapsPogranichnaya Ulitsa, 11, Pesochny, Sankt-Peterburg, Russia, 197758

AI-generated summary of observations

Pholiota spumosa was observed in various locations in Leningrad Oblast and north-western Russia. In 2016, the fungus was found near a tree stump in Orekhovo, 40 miles north of Saint Petersburg, on September 9. Similar observations were made near Orekhovo on the same day, as well as near Lisiy Nos, west of Saint Petersburg, on October 19, and in Sosnovka Park, Saint Petersburg, on October 31. In 2017, Pholiota spumosa was spotted near Vyritsa, 50 miles south of Saint Petersburg, on September 10, and on Pogranichnaya Street in Dibuny, north-west of Saint Petersburg, on September 18, with a group of mushrooms observed at the latter location. These observations suggest that Pholiota spumosa is widespread in the region, growing near trees and in parks. The fungus was found in both urban and rural areas.

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Links

Acknowledgements

Russian web-forums Planeta Gribov, V Kontakte, and Griby Sredney Polosy for learning names of local mushrooms.

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