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Fungi: Basidiomycota: Agaricomycetes: Agaricales: Omphalotaceae: Rhodocollybia prolixa (Fr.) Antonín & Noordel., 1997

Rhodocollybia prolixa – Toothed toughshank

Synonyms: Agaricus distortus, Agaricus prolixus, Clitocybe distorta, Collybia distorta, Collybia maculata, Collybia prolixa, Marasmius distortus, Rhodocollybia distorta.

Common name: toothed toughshank.

Russian names: Rodokollibiya krupnaya, Kollibiya izognutaya, Rodokollibiya shirokaya.

AI-generated description

Rhodocollybia prolixa is a species of fungus that belongs to the family Omphalotaceae. In St. Petersburg, Leningrad Oblast, and north-western Russia, it typically grows in coniferous and mixed forests, often associated with mosses and lichens. The cap is 2-6 cm in diameter, convex to flat, and reddish-brown to brown in color. The gills are crowded, pinkish-beige to buff, and the stem is slender, 3-8 cm long, and colored similarly to the cap. Fruiting bodies usually appear from July to October.

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

Mushrooms <B>Rhodocollybia prolixa</B> (Collybia distorta)(?) near Lembolovo, north from Saint Petersburg, Russia, <A HREF="../date-en/2016-08-13.htm">August 13, 2016</A>
LinkMushrooms Rhodocollybia prolixa (Collybia distorta)(?) near Lembolovo, north from Saint Petersburg, Russia, August 13, 2016
Location on mapsUnnamed Road, Vaskelovo, Leningradskaya oblast', Russia, 188731
Mushrooms <B>Rhodocollybia prolixa</B> (Collybia distorta)(?) on roadside in sand near Orekhovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2016-08-13.htm">August 13, 2016</A>
LinkMushrooms Rhodocollybia prolixa (Collybia distorta)(?) on roadside in sand near Orekhovo, north from Saint Petersburg. Russia, August 13, 2016
Location on mapsUnnamed Road, Leningradskaya oblast', Russia
Mushrooms <B>Rhodocollybia prolixa</B> (Collybia distorta) on a stump in Lisiy Nos, west from Saint Petersburg. Russia, <A HREF="../date-en/2017-07-02.htm">July 2, 2017</A>
LinkMushrooms Rhodocollybia prolixa (Collybia distorta) on a stump in Lisiy Nos, west from Saint Petersburg. Russia, July 2, 2017
Location on mapsPolyanskaya dor., Sankt-Peterburg, Russia, 197755
Mushrooms <B>Rhodocollybia prolixa</B> (Collybia distorta) on moss around a stump in Lisiy Nos, west from Saint Petersburg. Russia, <A HREF="../date-en/2017-07-02.htm">July 2, 2017</A>
LinkMushrooms Rhodocollybia prolixa (Collybia distorta) on moss around a stump in Lisiy Nos, west from Saint Petersburg. Russia, July 2, 2017
Location on mapsPolyanskaya dor., Sankt-Peterburg, Russia, 197755
Group of mushrooms <B>Rhodocollybia prolixa</B> (Collybia distorta) in moss in Lisiy Nos, west from Saint Petersburg. Russia, <A HREF="../date-en/2017-07-02.htm">July 2, 2017</A>
LinkGroup of mushrooms Rhodocollybia prolixa (Collybia distorta) in moss in Lisiy Nos, west from Saint Petersburg. Russia, July 2, 2017
Location on mapsPolyanskaya dor., Sankt-Peterburg, Russia, 197755
Mushrooms <B>Rhodocollybia prolixa</B> (Collybia distorta) in Lisiy Nos, west from Saint Petersburg. Russia, <A HREF="../date-en/2017-07-02.htm">July 2, 2017</A>
LinkMushrooms Rhodocollybia prolixa (Collybia distorta) in Lisiy Nos, west from Saint Petersburg. Russia, July 2, 2017
Location on mapsPolyanskaya dor., Sankt-Peterburg, Russia, 197755
Toothed toughshank mushrooms (<B>Rhodocollybia prolixa</B>)(?) near Lembolovo, 40 miles north from Saint Petersburg. Russia, <A HREF="../date-en/2017-08-27.htm">August 27, 2017</A>
LinkToothed toughshank mushrooms (Rhodocollybia prolixa)(?) near Lembolovo, 40 miles north from Saint Petersburg. Russia, August 27, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188695
Toothed toughshank mushrooms (<B>Rhodocollybia prolixa</B>)(?) on roadside near Orekhovo, 45 miles north from Saint Petersburg. Russia, <A HREF="../date-en/2017-08-27.htm">August 27, 2017</A>
LinkToothed toughshank mushrooms (Rhodocollybia prolixa)(?) on roadside near Orekhovo, 45 miles north from Saint Petersburg. Russia, August 27, 2017
Location on mapsUnnamed Road, Vaskelovo, Leningradskaya oblast', Russia, 188731
Toothed toughshank mushrooms (<B>Rhodocollybia prolixa</B>)(?) near Kuzmolovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-09-03.htm">September 3, 2017</A>
LinkToothed toughshank mushrooms (Rhodocollybia prolixa)(?) near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188663
Toothed toughshank mushrooms (<B>Rhodocollybia prolixa</B>)(?) on mulch in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, <A HREF="../date-en/2017-09-12.htm">September 12, 2017</A>
LinkToothed toughshank mushrooms (Rhodocollybia prolixa)(?) on mulch in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
Location on mapsulitsa Professora Popova, 1/6, St Petersburg, Russia, 197022
Dissected toothed toughshank mushrooms (<B>Rhodocollybia prolixa</B>)(?) on mulch in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, <A HREF="../date-en/2017-09-12.htm">September 12, 2017</A>
LinkDissected toothed toughshank mushrooms (Rhodocollybia prolixa)(?) on mulch in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
Location on mapsulitsa Professora Popova, 1/6, St Petersburg, Russia, 197022
Toothed toughshank mushrooms (<B>Rhodocollybia prolixa</B>)(?) at a base of a tree in Park of Polytechnic Institute. Saint Petersburg, Russia, <A HREF="../date-en/2017-09-19.htm">September 19, 2017</A>
LinkToothed toughshank mushrooms (Rhodocollybia prolixa)(?) at a base of a tree in Park of Polytechnic Institute. Saint Petersburg, Russia, September 19, 2017
Location on mapsPolitekhnicheskaya Ulitsa, 29к12, St Petersburg, Russia, 195251

AI-generated summary of observations

Observations of Rhodocollybia prolixa in Leningrad Oblast and north-western Russia show that the fungus grows in various environments, including sandy roadsides, stumps, moss, and mulch. In Lisiy Nos, west of Saint Petersburg, the mushrooms were found on a stump, in moss around a stump, and in groups in moss. Similar findings were reported near Lembolovo, Orekhovo, and Kuzmolovo, north of Saint Petersburg. The fungus was also spotted in urban areas, such as the Botanic Gardens of Komarov Botanical Institute and Park of Polytechnic Institute in Saint Petersburg. The observations took place between July and September, with multiple sightings in August and September, suggesting that the fungus is active during this period. The mushrooms were often found near trees or on decomposing organic matter.

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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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