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

Pholiota alnicola – Alder scalycap

Synonyms: Agaricus alnicola, Agaricus amaricans, Agaricus amarus, Agaricus apicreus, Dryophila alnicola, Flammula alnicola, Flammula amara, Flammula apicrea, Gymnopilus alnicola, Inocybe apicreus, Pholiota amara, Pholiota apicrea, Pholiota aromatica, Pholiota flavida, Pholiota salicicola, Pholiotina alnicola.

Common name: alder scalycap.

Russian names: Ogniovka olkhovaya, Cheshuychatka olkhovaya, Cheshuychata olkhovaya.

AI-generated description

Pholiota alnicola is a species of fungus that grows on trees, particularly alder. In St. Petersburg, Leningrad Oblast, and north-western Russia, it has been found to fruit from July to October, typically in moist areas with rich soil. The cap is 2-6 cm in diameter, bell-shaped to convex, and yellow-brown to reddish-brown in color. The gills are crowded, yellow-brown, and attached to the stem. The stem is 3-8 cm long, 0.5-1.5 cm thick, and yellow-brown with a fibrous ring. It has been recorded in various habitats, including riversides, swamps, and forests, often associated with alder trees.

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

Alder scalycap mushrooms <B>Pholiota alnicola</B> in Sosnovka Park. Saint Petersburg, Russia, <A HREF="../date-en/2013-09-15.htm">September 15, 2013</A>
LinkAlder scalycap mushrooms Pholiota alnicola in Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
Location on mapsTikhoretskiy prospekt, 21, Saint Petersburg, Russia, 190000
Alder scalycap mushrooms <B>Pholiota alnicola</B> on rotten wood in Sosnovka Park. Saint Petersburg, Russia, <A HREF="../date-en/2013-09-15.htm">September 15, 2013</A>
LinkAlder scalycap mushrooms Pholiota alnicola on rotten wood in Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
Location on mapsTikhoretskiy prospekt, 25 корпус 1, Saint Petersburg, Russia, 190000
Alder scalycap mushrooms <B>Pholiota alnicola</B> in Sosnovka Park. Saint Petersburg, Russia, <A HREF="../date-en/2016-09-13.htm">September 13, 2016</A>
LinkAlder scalycap mushrooms Pholiota alnicola in Sosnovka Park. Saint Petersburg, Russia, September 13, 2016
Location on mapsUnnamed Road, Sankt-Peterburg, Russia, 194064
Young alder scalycap mushrooms (<B>Pholiota alnicola</B>) near Kuzmolovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-09-03.htm">September 3, 2017</A>
LinkYoung alder scalycap mushrooms (Pholiota alnicola) near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188663
Alder scalycap mushrooms (<B>Pholiota alnicola</B>) near Kuzmolovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-09-03.htm">September 3, 2017</A>
LinkAlder scalycap mushrooms (Pholiota alnicola) near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188663
Group of alder scalycap mushrooms (<B>Pholiota alnicola</B>) near Kuzmolovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-09-03.htm">September 3, 2017</A>
LinkGroup of alder scalycap mushrooms (Pholiota alnicola) near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188663

AI-generated summary of observations

Observations of Pholiota alnicola in Leningrad Oblast and north-western Russia reveal its presence in various locations. In Sosnovka Park, Saint Petersburg, the fungus was found on September 15, 2013, growing on rotten wood and also on the ground. Similar observations were made on September 13, 2016, in the same park. Near Kuzmolovo, north of Saint Petersburg, young and mature Pholiota alnicola mushrooms were spotted on September 3, 2017, with some forming groups. The fungus appears to thrive in these regions, particularly in areas with alder trees, as suggested by its common name, Alder scalycap. The observations span several years, indicating a consistent presence of the species in the region. The variety of growth substrates and formation of groups suggest adaptability and possible abundance of Pholiota alnicola in Leningrad Oblast and north-western Russia.

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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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