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Fungi: Basidiomycota: Agaricomycetes: Agaricales: Inocybaceae: Inocybe curvipes P. Karst., 1890

Inocybe curvipes

Synonyms: Astrosporina boltonii, Astrosporina decipientoides, Astrosporina lanuginella, Inocybe boltonii, Inocybe decipientoides, Inocybe globocystis, Inocybe ionipes, Inocybe lanuginella, Inocybe rickenii, Inocybe variabillima.

Russian name: Volokonnitsa krivonozhkovaya .

AI-generated description

Inocybe curvipes is a species of fungus that belongs to the family Inocybaceae. It has a bell-shaped to convex cap that is 1-3 cm in diameter, brown to reddish-brown in color, and often has a umbo. The stipe is curved, cylindrical, and fibrillose. In St. Petersburg, Leningrad Oblast, and north-western Russia, Inocybe curvipes typically grows in coniferous and mixed forests, often associated with spruce, pine, or birch trees. Fruiting bodies are usually found from July to September, in moist, acidic soils with abundant leaf litter and mosses. The species is considered rare to occasional in the region.

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

Brown velvety fibrecap mushrooms <B>Inocybe curvipes</B>(?) growing in large numbers near roads in Tarkhovka Park, west from Saint Petersburg. Russia, <A HREF="../date-en/2024-08-02.htm">August 2, 2024</A>
LinkBrown velvety fibrecap mushrooms Inocybe curvipes(?) growing in large numbers near roads in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
Location on mapsПесчаная улица, Тарховка, Сестрорецк, Санкт-Петербург, Северо-Западный федеральный округ, 197706, Россия
Cross section of brown velvety fibrecap mushrooms <B>Inocybe curvipes</B>(?) in Tarkhovka Park, west from Saint Petersburg. Russia, <A HREF="../date-en/2024-08-02.htm">August 2, 2024</A>
LinkCross section of brown velvety fibrecap mushrooms Inocybe curvipes(?) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
Location on mapsПесчаная улица, Тарховка, Сестрорецк, Санкт-Петербург, Северо-Западный федеральный округ, 197706, Россия
Fibrecap mushrooms <B>Inocybe curvipes</B>(?) with brown velvety caps and brittle stems in Tarkhovka Park, west from Saint Petersburg. Russia, <A HREF="../date-en/2024-08-02.htm">August 2, 2024</A>
LinkFibrecap mushrooms Inocybe curvipes(?) with brown velvety caps and brittle stems in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
Location on mapsулица Инструментальщиков, Разлив, Сестрорецк, Санкт-Петербург, Северо-Западный федеральный округ, 197706, Россия
Underside of fibrecap mushrooms <B>Inocybe curvipes</B>(?) in Tarkhovka Park, west from Saint Petersburg. Russia, <A HREF="../date-en/2024-08-02.htm">August 2, 2024</A>
LinkUnderside of fibrecap mushrooms Inocybe curvipes(?) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
Location on mapsТарховка, Сестрорецк, Санкт-Петербург, Северо-Западный федеральный округ, 197706, Россия
Side view of fibrecap mushrooms <B>Inocybe curvipes</B>(?) in Tarkhovka Park, west from Saint Petersburg. Russia, <A HREF="../date-en/2024-08-02.htm">August 2, 2024</A>
LinkSide view of fibrecap mushrooms Inocybe curvipes(?) in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
Location on mapsТарховка, Сестрорецк, Санкт-Петербург, Северо-Западный федеральный округ, 197706, Россия
Spores (in KOH) of fibrecap mushrooms <B>Inocybe curvipes</B>(?) collected earlier 8/2/2024 in Tarkhovka Park, west from Saint Petersburg, Russia, <A HREF="../date-en/2024-08-23.htm">August 23, 2024</A>
LinkSpores (in KOH) of fibrecap mushrooms Inocybe curvipes(?) collected earlier 8/2/2024 in Tarkhovka Park, west from Saint Petersburg, Russia, August 23, 2024

AI-generated summary of observations

In Leningrad Oblast and north-western Russia, observations of the fungus Inocybe curvipes were made. The mushrooms were found growing in large numbers near roads in Tarkhovka Park, with brown velvety fibrecaps. Cross sections revealed their internal structure, while observations of the underside and side views showed brittle stems and distinctive caps. Spore analysis was also conducted, with samples collected on August 2, 2024, and examined in KOH on August 23, 2024. The mushrooms were characterized by their brown velvety caps and brittle stems, with detailed observations made of their morphology and spores. These findings provide insight into the characteristics and growth habits of Inocybe curvipes in this region. The species was observed to thrive in the park's environment, with multiple specimens found near roads.

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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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