Mossy maze polypore mushrooms (Cerrena unicolor) on a willow near Kamenka River in Yuntolovsky Park. Saint Petersburg, Russia, February 23, 2017
Zapadniy Skorostnoy Diameter, Sankt-Peterburg, Russia, 197373Synonyms: Agaricus cinereus, Antrodia incana, Boletus unicolor, Bulliardia grisea, Bulliardia nigrozonata, Bulliardia unicolor, Cerrena cinerea, Coriolus unicolor, Daedalea cinerea, Daedalea grisea, Daedalea incana, Daedalea latissima, Daedalea lobata, Daedalea nigrozonata, Daedalea unicolor, Daedaleopsis incana, Lenzites cinerea, Lenzites unicolor, Phyllodontia magnusii, Phyllodontia unicolor, Physisporus latissimus, Polyporus latissimus, Sistotrema cinereum, Sistotrema unicolor, Striglia cinerea, Striglia unicolor, Trametes latissima, Trametes unicolor.
Common name: mossy maze polypore.
Russian name: Tserrena odnotsvetnaya.
Extract from Wikipedia article: Cerrena unicolor, commonly known as the mossy maze polypore, is a species of poroid fungus in the genus Cerrena (Family: Polyporaceae). This saprobic fungus causes white rot.
Cerrena unicolor is a species of fungus that belongs to the family Polyporaceae. It is characterized by its annual to biennial growth habit, with a flat to dimidiate or resupinate fruiting body, greyish-brown to dark brown in color, and a smooth to velvety hymenial surface. In St. Petersburg, Leningrad Oblast, and north-western Russia, Cerrena unicolor has been found growing on deciduous trees, particularly on dead wood of birch, aspen, and alder. The fungus is relatively common in the region, fruiting from June to October, with a peak in August and September. It can be found in various habitats, including forests, parks, and urban areas, often on stumps, logs, and living trees with decayed wood.
Mossy maze polypore mushrooms (Cerrena unicolor) on a willow near Kamenka River in Yuntolovsky Park. Saint Petersburg, Russia, February 23, 2017Zapadniy Skorostnoy Diameter, Sankt-Peterburg, Russia, 197373
Caps of mossy maze polypore mushrooms (Cerrena unicolor) near Kamenka River in Yuntolovsky Park. Saint Petersburg, Russia, February 23, 2017Zapadniy Skorostnoy Diameter, Sankt-Peterburg, Russia, 197373
Mossy maze polypore mushrooms (Cerrena unicolor) on a birch near Kamenka River in Yuntolovsky Park. Saint Petersburg, Russia, February 23, 2017Zapadniy Skorostnoy Diameter, Sankt-Peterburg, Russia, 197373
Gills of mossy maze polypore mushrooms (Cerrena unicolor) in Udelny Park. Saint Petersburg, Russia, February 28, 2017pr. Ispytateley, 2А, Sankt-Peterburg, Russia, 197343
Mossy maze polypore mushrooms (Cerrena unicolor) in Udelny Park. Saint Petersburg, Russia, February 28, 2017pr. Ispytateley, 2А, Sankt-Peterburg, Russia, 197343
Mossy maze polypore mushrooms (Cerrena unicolor) in Sosnovka Park. Saint Petersburg, Russia, August 21, 2017Severnyy Prospekt, 26к1, St Petersburg, Russia, 194295
Mossy maze polypore mushrooms (Cerrena unicolor) on a mossy log in Sosnovka Park. Saint Petersburg, Russia, August 21, 2017Severnyy Prospekt, 24к1, St Petersburg, Russia, 194295
Caps of mossy maze polypore mushrooms (Cerrena unicolor) in Sosnovka Park. Saint Petersburg, Russia, August 21, 2017Severnyy Prospekt, 24к1, St Petersburg, Russia, 194295
Young mossy maze polypore mushrooms (Cerrena unicolor)(?) in Tarkhovka near Sestroretsk, west from Saint Petersburg. Russia, September 22, 2017Unnamed Road, Sankt-Peterburg, Russia, 197701
Mossy maze polypore mushrooms (Cerrena unicolor)(?) in Tarkhovka near Sestroretsk, west from Saint Petersburg. Russia, September 22, 2017Unnamed Road, Sankt-Peterburg, Russia, 197701
Mossy maze polypore mushrooms (Cerrena unicolor) near Leninskaya Tropa Road approaching Razliv Lake near Dibuny, north-west from Saint Petersburg, Russia, May 5, 2021Leninskaya Tropa, Sankt-Peterburg, RussiaMossy maze polypore mushrooms (Cerrena unicolor) were observed in various locations in Leningrad Oblast and north-western Russia. They were found growing on willow and birch trees near the Kamenka River in Yuntolovsky Park, Saint Petersburg, in February 2017. The mushrooms were also spotted in Udelny Park, Sosnovka Park, and Tarkhovka near Sestroretsk, with observations made in February, August, and September 2017. Additionally, they were found near Leninskaya Tropa Road approaching Razliv Lake near Dibuny in May 2021. The mushrooms were observed growing on trees, mossy logs, and directly on the ground, with varying cap sizes and gill structures noted. The observations suggest that Cerrena unicolor is a common species in the region, able to thrive in different environments and substrates.
Russian web-forums Planeta Gribov, V Kontakte, and Griby Sredney Polosy for learning names of local mushrooms.
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