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Fungi: Basidiomycota: Agaricomycetes: Agaricales: Cortinariaceae: Cortinarius alboviolaceus (Pers.) Fr., 1838

Cortinarius alboviolaceus – Pearly webcap

Synonyms: Agaricus alboviolaceus, Inoloma alboviolaceum.

Common name: pearly webcap.

Russian name: Pautinnik belo-fioletovyy.

Extract from Wikipedia article: Cortinarius alboviolaceus is a basidiomycete mushroom of the genus Cortinarius native to Europe and North America.

AI-generated description

Cortinarius alboviolaceus is a species of webcap fungus characterized by its violet cap, white gills, and spore print. In St. Petersburg, Leningrad Oblast, and north-western Russia, it typically grows in coniferous forests, often associated with spruce and pine trees. Fruiting bodies usually appear from late summer to early autumn, with a preference for moist, acidic soils. The fungus is considered rare to occasional in the region, with scattered records from various locations, including forest parks and nature reserves near St. Petersburg.

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

Pearly webcap mushrooms (<B>Cortinarius alboviolaceus</B>) in Lisiy Nos, 5 miles west from Saint Petersburg. Russia, <A HREF="../date-en/2016-08-05.htm">August 5, 2016</A>
LinkPearly webcap mushrooms (Cortinarius alboviolaceus) in Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
Location on mapsPrimorskoye sh., g. Sankt-Peterburg, Russia, 197755
Pearly webcap mushrooms (<B>Cortinarius alboviolaceus</B>)(?) in Lindulovskaya Larch Grove, near Roshchino, 30 miles north-west from Saint Petersburg. Russia, <A HREF="../date-en/2016-08-11.htm">August 11, 2016</A>
LinkPearly webcap mushrooms (Cortinarius alboviolaceus)(?) in Lindulovskaya Larch Grove, near Roshchino, 30 miles north-west from Saint Petersburg. Russia, August 11, 2016
Location on mapsLindulovskaya dor., Leningradskaya oblast', Russia, 197729
Pearly webcap mushrooms (<B>Cortinarius alboviolaceus</B>) in moss. Oselki, south from Saint Petersburg, Russia, <A HREF="../date-en/2016-08-29.htm">August 29, 2016</A>
LinkPearly webcap mushrooms (Cortinarius alboviolaceus) in moss. Oselki, south from Saint Petersburg, Russia, August 29, 2016
Location on mapsUnnamed Road, Oselki, Leningradskaya oblast', Russia, 188665
Pearly webcap mushrooms (<B>Cortinarius alboviolaceus</B>). Oselki, south from Saint Petersburg, Russia, <A HREF="../date-en/2016-08-29.htm">August 29, 2016</A>
LinkPearly webcap mushrooms (Cortinarius alboviolaceus). Oselki, south from Saint Petersburg, Russia, August 29, 2016
Location on mapsUnnamed Road, Oselki, Leningradskaya oblast', Russia, 188665
Pearly webcap mushroom (<B>Cortinarius alboviolaceus</B>)(?) in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, <A HREF="../date-en/2017-08-11.htm">August 11, 2017</A>
LinkPearly webcap mushroom (Cortinarius alboviolaceus)(?) in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, August 11, 2017
Location on mapsUnnamed Road, Kannelyarvi, Leningradskaya oblast', Russia, 188850
Pearly webcap mushrooms (<B>Cortinarius alboviolaceus</B>) near Kuzmolovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-09-03.htm">September 3, 2017</A>
LinkPearly webcap mushrooms (Cortinarius alboviolaceus) near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia
Dissected pearly webcap mushrooms (<B>Cortinarius alboviolaceus</B>) near Kuzmolovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-09-03.htm">September 3, 2017</A>
LinkDissected pearly webcap mushrooms (Cortinarius alboviolaceus) near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia
Pearly webcap mushrooms (<B>Cortinarius alboviolaceus</B>) in Aleksandrovsky (Alexander) Park of Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, <A HREF="../date-en/2017-09-25.htm">September 25, 2017</A>
LinkPearly webcap mushrooms (Cortinarius alboviolaceus) in Aleksandrovsky (Alexander) Park of Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, September 25, 2017
Location on mapsDoroga Na Aleksandrovku, Sankt-Peterburg, Russia, 196603

AI-generated summary of observations

Observations of Cortinarius alboviolaceus were made at several locations in Leningrad Oblast and north-western Russia. The fungus was found in various habitats, including moss in Oselki, south of Saint Petersburg, and in Lindulovskaya Larch Grove near Roshchino. It was also spotted in Kannelyarvi, 45 miles north of Saint Petersburg, and near Kuzmolovo, where dissected specimens were observed. Additionally, the fungus was found in Aleksandrovsky Park of Pushkin, a suburb of Saint Petersburg. The observations were made over two years, from August 2016 to September 2017, with multiple sightings in different locations, suggesting that Cortinarius alboviolaceus is relatively common in the region. The fungus was often found in groups, with multiple mushrooms growing together, as seen in Lisiy Nos and Oselki.

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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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