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Fungi: Basidiomycota: Agaricomycetes: Hymenochaetales: Hymenochaetaceae: Coltricia confluens P.-J. Keizer, 1997

Coltricia confluens

AI-generated description

Coltricia confluens is a species of fungus that belongs to the family Hymenochaetaceae. It is characterized by its brown to greyish-brown cap, 2-6 cm in diameter, with a velvety to felted surface, and a stipe of similar color, 1-3 cm long and 0.5-1.5 cm thick. In St. Petersburg, Leningrad Oblast, and north-western Russia, Coltricia confluens has been found growing on the ground in coniferous and mixed forests, typically associated with spruce, pine, and birch trees. It fruits from July to October, with a peak in August and September. The fungus is considered rare in the region, but can be locally common in suitable habitats.

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

Polypore mushrooms <B>Coltricia confluens</B>(?) on a bonfire site along a road around Kavgolovskoe Lake near Toksovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-07-25.htm">July 25, 2017</A>
LinkPolypore mushrooms Coltricia confluens(?) on a bonfire site along a road around Kavgolovskoe Lake near Toksovo, north from Saint Petersburg. Russia, July 25, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188664
Polypore mushrooms <B>Coltricia confluens</B>(?) on burnt ground in area of Kavgolovskoe Lake near Oselki - Toksovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-08-09.htm">August 9, 2017</A>
LinkPolypore mushrooms Coltricia confluens(?) on burnt ground in area of Kavgolovskoe Lake near Oselki - Toksovo, north from Saint Petersburg. Russia, August 9, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188664
Pores of a polypore mushrooms <B>Coltricia confluens</B>(?) on burnt ground in area of Kavgolovskoe Lake near Oselki - Toksovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-08-09.htm">August 9, 2017</A>
LinkPores of a polypore mushrooms Coltricia confluens(?) on burnt ground in area of Kavgolovskoe Lake near Oselki - Toksovo, north from Saint Petersburg. Russia, August 9, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188664
Polypore fungus <B>Coltricia confluens</B> or may be C. perennis on the site of an old bonfire in a forest on west side of Kavgolovskoe Lake near Toksovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-08-25.htm">August 25, 2017</A>
LinkPolypore fungus Coltricia confluens or may be C. perennis on the site of an old bonfire in a forest on west side of Kavgolovskoe Lake near Toksovo, north from Saint Petersburg. Russia, August 25, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188664
Polypore mushrooms <B>Coltricia confluens</B>(?) on burnt ground in a forest on west side of Kavgolovskoe Lake near Toksovo, north from Saint Petersburg. Russia, <A HREF="../date-en/2017-08-25.htm">August 25, 2017</A>
LinkPolypore mushrooms Coltricia confluens(?) on burnt ground in a forest on west side of Kavgolovskoe Lake near Toksovo, north from Saint Petersburg. Russia, August 25, 2017
Location on mapsUnnamed Road, Leningradskaya oblast', Russia, 188664

AI-generated summary of observations

Observations of the fungus Coltricia confluens in Leningrad Oblast and north-western Russia revealed its presence on burnt ground and bonfire sites. On July 25, 2017, it was found on a bonfire site along a road near Kavgolovskoe Lake. Similar findings were made on August 9, 2017, on burnt ground in the same area, with a closer look at the pores of the fungus. On August 25, 2017, it was spotted on an old bonfire site and burnt ground in a forest on the west side of Kavgolovskoe Lake. The fungus was also observed growing on burnt ground in the same forest, suggesting a possible preference for disturbed or burned areas. The observations took place near Toksovo, north from Saint Petersburg, Russia. The identifications were mostly tentative, with some uncertainty between Coltricia confluens and C. perennis.

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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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