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Fungi: Basidiomycota: Agaricomycetes: Polyporales: Polyporaceae: Picipes badius (Pers.) Zmitr. & Kovalenko, 2016

Picipes badius – Black-footed polypore

Synonyms: Boletus badius, Grifola badia, Polyporellus badius, Polyporellus picipes, Polyporus badius, Polyporus picipes, Royoporus badius.

Common name: Black-footed polypore.

Russian name: Trutovik kashtanovyy.

Extract from Wikipedia article: Royoporus badius or Picipes badius, commonly known as the black-footed polypore or black-leg, is a species of fungus in the family Polyporaceae. It causes a white rot of hardwoods and conifers. The species is found in temperate areas of Asia, Australia, Europe, and North America. It has a dark brown or reddish-brown cap that reaches a diameter of 25 cm (9.8 in), and a stipe that is often completely black or brown at the top and black at the base.

AI-generated description

Picipes badius is a species of fungus that belongs to the family Polyporaceae. It is characterized by its brown to dark brown cap and stipe, and white to cream-colored pores. In St. Petersburg, Leningrad Oblast, and north-western Russia, Picipes badius has been found growing on decaying wood, particularly coniferous trees, in forests and parklands. Fruit bodies typically appear in summer and autumn, and are commonly associated with spruce, pine, and fir trees. The fungus is considered widespread in the region, but not particularly abundant.

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

Black-footed polypore mushrooms (<B>Picipes badius</B>, Royoporus badius) near Lisiy Nos. West from Saint Petersburg, Russia, <A HREF="../date-en/2017-08-23.htm">August 23, 2017</A>
LinkBlack-footed polypore mushrooms (Picipes badius, Royoporus badius) near Lisiy Nos. West from Saint Petersburg, Russia, August 23, 2017
Location on mapsPolyanskaya Doroga, Sankt-Peterburg, Russia, 197755
Polypore mushrooms <B>Picipes badius</B> (Royoporus badius) on a log in Petiayarvi, 50 miles north from Saint Petersburg. Russia, <A HREF="../date-en/2017-08-30.htm">August 30, 2017</A>
LinkPolypore mushrooms Picipes badius (Royoporus badius) on a log in Petiayarvi, 50 miles north from Saint Petersburg. Russia, August 30, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188732
Black-footed polypore mushrooms (<B>Picipes badius</B>, Royoporus badius) near Kuzmolovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-09-03.htm">September 3, 2017</A>
LinkBlack-footed polypore mushrooms (Picipes badius, Royoporus badius) near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188663
Black-footed polypore mushrooms (<B>Picipes badius</B>, Royoporus badius) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, <A HREF="../date-en/2017-09-14.htm">September 14, 2017</A>
LinkBlack-footed polypore mushrooms (Picipes badius, Royoporus badius) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
Location on mapsStaroshaleynaya Alleya, Pavlovsk, Sankt-Peterburg, Russia, 196620
Black-footed polypore mushrooms (<B>Picipes badius</B>, Royoporus badius) near Lembolovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2018-08-24.htm">August 24, 2018</A>
LinkBlack-footed polypore mushrooms (Picipes badius, Royoporus badius) near Lembolovo, north from Saint Petersburg. Russia, August 24, 2018
Location on mapsUnnamed Road, Leningradskaya oblast', Russia
Young black-footed polypore mushrooms (<B>Picipes badius</B>) on a mossy log in a forest east from a train stop Platform 46 km near Semrino, south from Saint Petersburg. Russia, <A HREF="../date-en/2024-08-10.htm">August 10, 2024</A>
LinkYoung black-footed polypore mushrooms (Picipes badius) on a mossy log in a forest east from a train stop Platform 46 km near Semrino, south from Saint Petersburg. Russia, August 10, 2024
Location on mapsПлатформа 46, Семрино, Leningrad 188345, Russia
Underside of young black-footed polypore mushrooms (<B>Picipes badius</B>) in a forest east from a train stop Platform 46 km near Semrino, south from Saint Petersburg. Russia, <A HREF="../date-en/2024-08-10.htm">August 10, 2024</A>
LinkUnderside of young black-footed polypore mushrooms (Picipes badius) in a forest east from a train stop Platform 46 km near Semrino, south from Saint Petersburg. Russia, August 10, 2024
Location on mapsПлатформа 46, Семрино, Leningrad 188345, Russia

AI-generated summary of observations

Observations of Picipes badius in Leningrad Oblast and north-western Russia reveal that the fungus grows on logs and in forests. Specific sightings include: on a log in Petiayarvi, 50 miles north of Saint Petersburg (August 30, 2017); near Kuzmolovo, north of Saint Petersburg (September 3, 2017); in Pavlovsk Park, a suburb of Saint Petersburg (September 14, 2017); and near Lembolovo, north of Saint Petersburg (August 24, 2018). Additional sightings occurred on a mossy log east of a train stop near Semrino, south of Saint Petersburg, with young mushrooms observed on August 10, 2024. The underside of these young mushrooms was also documented. Sightings span multiple years, from 2017 to 2024, and cover various locations in the region, indicating the fungus's presence in different areas of 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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