Marsh webcap mushroom (Cortinarius uliginosus) in Okhtinsky Park near Toksovo, suburb of Saint Petersburg. Russia, August 29, 2013
Glavnaya, 107, Syargi, Leningradskaya oblast', Russia, 188664Synonyms: Cortinarius concinnus, Cortinarius queletii, Dermocybe concinna, Dermocybe uliginosa.
Common name: marsh webcap.
Russian names: Pautinnik bolotnyy, Pautinnik pribrezhnyy, Pautinnik ivovyy, Pautinnik topyanoy.
Cortinarius uliginosus is a species of fungus that belongs to the genus Cortinarius. It is characterized by its small to medium-sized fruiting bodies with conical to bell-shaped caps, typically 1-3 cm in diameter, and slender stems. The cap surface is often moist and smooth, ranging in color from pale brown to grey-brown. In St. Petersburg, Leningrad Oblast, and north-western Russia, Cortinarius uliginosus has been found growing in damp, mossy areas, and near water sources, particularly in late summer and early autumn. The species is considered rare in the region, but can be locally abundant in suitable habitats, such as sphagnum bogs and alder swamps.
Marsh webcap mushroom (Cortinarius uliginosus) in Okhtinsky Park near Toksovo, suburb of Saint Petersburg. Russia, August 29, 2013Glavnaya, 107, Syargi, Leningradskaya oblast', Russia, 188664
Small orange mushroom Marsh webcap (Cortinarius uliginosus)(?) in Okhtinsky Park in Toksovo, 8 miles north from Saint Petersburg. Russia, September 13, 2013Glavnaya, 107, Syargi, Leningrad Oblast, Russia, 188660
Marsh webcap mushrooms (Cortinarius uliginosus) near the bay in Blizhnie Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, September 11, 2017Primorskoye Shosse, Sankt-Peterburg, Russia, 197755
Marsh webcap mushroom (Cortinarius uliginosus) on roadside in West Kotlin Nature Reserve in Kronstadt. Saint Petersburg, Russia, September 2, 2018Kronshtadtskoye Shosse, 47, Kronshtadt, Sankt-Peterburg, Russia, 197761
Marsh webcap mushroom (Cortinarius uliginosus) in West Kotlin Nature Reserve in Kronstadt. Saint Petersburg, Russia, September 2, 2018Kronshtadtskoye Shosse, 47, Kronshtadt, Sankt-Peterburg, Russia, 197761
Side view of marsh webcap mushrooms (Cortinarius uliginosus) in a forest east from a train stop Platform 46 km near Semrino, south from Saint Petersburg. Russia, August 10, 202446 км, 41К-222, Семрино, Гатчинский муниципальный округ, Ленинградская область, Северо-Западный федеральный округ, 188365, Россия
Marsh webcap mushrooms (Cortinarius uliginosus) in a forest east from a train stop Platform 46 km near Semrino, south from Saint Petersburg. Russia, August 10, 202446 км, 41К-222, Семрино, Гатчинский муниципальный округ, Ленинградская область, Северо-Западный федеральный округ, 188365, РоссияObservations of Cortinarius uliginosus in Leningrad Oblast and north-western Russia show that the fungus grows in various locations, including Okhtinsky Park near Toksovo, Blizhnie Dubki area near Lisiy Nos, West Kotlin Nature Reserve in Kronstadt, and forests east of Semrino. The mushroom has been spotted in late summer to early fall, from August 29 to September 13, and as late as September 2 and 11. It grows in groups or individually, often in wooded areas or near water sources. The observations span over a decade, from 2013 to 2024, indicating that Cortinarius uliginosus is a relatively common species in the region. The fungus has been found in suburbs of Saint Petersburg, such as Toksovo and Kronstadt, as well as in more rural areas like Semrino. Its habitat includes parks, nature reserves, and forests.
Russian web-forums Planeta Gribov, V Kontakte, and Griby Sredney Polosy for learning names of local mushrooms.
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