Earthfan fungus Thelephora penicillata near Lisiy Nos. West from Saint Petersburg, Russia, August 23, 2017Synonyms: Merisma cristatum, Merisma fimbriatum, Merisma penicillatum, Phylacteria mollissima, Phylacteria spiculosa, Thelephora cladoniiformis, Thelephora fimbriata, Thelephora mollissima, Thelephora palmata, Thelephora spiculosa.
Common name: urchin earthfan.
Russian names: Telefora kistochkovaya, Telefora kistochkovidnaya.
Thelephora penicillata is a species of fungus that belongs to the family Thelephoraceae. It is characterized by its fan-shaped or semicircular cap with a wavy margin, white to cream-colored and hairy to woolly surface, and white to pale brown spines underneath. In St. Petersburg and Leningrad Oblast, it has been found growing on soil, moss, and decaying wood in coniferous and mixed forests. In north-western Russia, it is considered a rare species, typically fruiting from August to October, and often associated with spruce, pine, and fir trees.
Earthfan fungus Thelephora penicillata near Lisiy Nos. West from Saint Petersburg, Russia, August 23, 2017
Rosette of earthfan fungus Thelephora penicillata near Lisiy Nos. West from Saint Petersburg, Russia, August 23, 2017
Earthfan fungus Thelephora penicillata in spruce forest near Lisiy Nos. West from Saint Petersburg, Russia, August 23, 2017
Earthfan fungus Thelephora penicillata in moss near Lisiy Nos. West from Saint Petersburg, Russia, August 23, 2017
Earthfan fungus Thelephora penicillata on the ground near Lisiy Nos. West from Saint Petersburg, Russia, August 23, 2017
Polyanskaya Doroga, Sankt-Peterburg, Russia, 197755
Urchin earthfan mushrooms (Thelephora penicillata) near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017Unnamed Road, Leningradskaya oblast', Russia, 188663
Urchin earthfan fungus (Thelephora penicillata) in Alexander Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, September 4, 2017Doroga Na Aleksandrovku, Sankt-Peterburg, Russia, 196603
Urchin earthfan mushrooms (Thelephora penicillata) on the ground in Aleksandrovsky (Alexander) Park of Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, September 25, 2017Doroga Na Aleksandrovku, Sankt-Peterburg, Russia, 196603
Urchin earthfan fungus (Thelephora penicillata) on the ground in Aleksandrovsky (Alexander) Park of Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, September 25, 2017Doroga Na Aleksandrovku, Sankt-Peterburg, Russia, 196603
Earthfan fungus Thelephora penicillata near Lisiy Nos, west from Saint Petersburg. Russia, September 1, 2018Primorskoye Shosse, Sankt-Peterburg, Russia, 197755
Earthfan fungus Thelephora penicillata in Sosnovka Park. Saint Petersburg, Russia, September 4, 2018Unnamed Road, Sankt-Peterburg, Russia, 194064
Urchin earthfan mushrooms (Thelephora penicillata) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024Дубы Колдуны, Saint Petersburg, 197755, Russia
Close-up of urchin earthfan mushrooms (Thelephora penicillata) near Lisiy Nos, west from Saint Petersburg. Russia, July 19, 2024Дубы Колдуны, Saint Petersburg, 197755, Russia
Urchin earthfan mushroom (Thelephora penicillata)(?) on Lenin Trail near Dibuny, north-west from Saint Petersburg. Russia, July 29, 2024Ленинская тропа, Дибуны, Песочный, Санкт-Петербург, Северо-Западный федеральный округ, 197758, РоссияObservations of Thelephora penicillata in Leningrad Oblast and north-western Russia reveal its presence in various locations, including spruce forests, moss, and on the ground near Lisiy Nos, west of Saint Petersburg. The fungus was found in rosette formations and as individual mushrooms, with sightings recorded from August to September in 2017 and 2018, and again in July 2024. It was also spotted in Alexander Park, Pushkin, and Sosnovka Park, Saint Petersburg. The observations suggest that Thelephora penicillata is widespread in the region, growing in different environments and at various times of the year. The fungus was often found on the ground, indicating a possible association with soil or decaying organic matter. Repeat sightings near Lisiy Nos over several years indicate a stable population in this area.
Russian web-forums Planeta Gribov, V Kontakte, and Griby Sredney Polosy for learning names of local mushrooms.
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