Mushroom Hohenbuehelia petaloides near a memorial in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017
Pamyatnik Politekhnikam, Sankt-Peterburg, Russia, 195251Synonyms: Acanthocystis carbonaria, Acanthocystis geogenius, Acanthocystis petaloides, Agaricus geogenius, Agaricus petaloides, Dendrosarcus geogenius, Dendrosarcus petaloides, Geopetalum geogenium, Geopetalum petaloides, Hohenbuehelia carbonaria, Hohenbuehelia geogenia, Panus carbonarius, Pleurotus geogenius, Pleurotus petaloides, Pocillaria carbonaria, Resupinatus petaloides.
Common name: leaflike oyster.
Russian name: Goenbueliya lepestkovidnaya.
Hohenbuehelia petaloides is a species of fungus that belongs to the family Pleurotaceae. In St. Petersburg, Leningrad Oblast, and north-western Russia, it has been found growing on decaying wood, particularly coniferous trees, in moist and shaded areas. The fungus produces fan-shaped or petal-like fruiting bodies with a wavy margin, measuring 2-6 cm in diameter, and has a white to cream-colored cap with a hairy underside. It is considered a rare species in the region, typically fruiting from July to October.
Mushroom Hohenbuehelia petaloides near a memorial in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017Pamyatnik Politekhnikam, Sankt-Peterburg, Russia, 195251
Side view of a mushroom Hohenbuehelia petaloides near a memorial in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017Pamyatnik Politekhnikam, Sankt-Peterburg, Russia, 195251
Folded cap of a mushroom Hohenbuehelia petaloides near a memorial in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017Pamyatnik Politekhnikam, Sankt-Peterburg, Russia, 195251
Close up of a mushroom Hohenbuehelia petaloides near a memorial in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017Pamyatnik Politekhnikam, Sankt-Peterburg, Russia, 195251
Mushroom Hohenbuehelia petaloides taken from Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 29, 2017Observations of the fungus Hohenbuehelia petaloides in Leningrad Oblast and north-western Russia reveal its presence in urban environments. On July 29, 2017, specimens were found near a memorial in the Gardens of Polytechnic Institute, Saint Petersburg. The mushrooms displayed characteristic folded caps, with close-up views showcasing their intricate details. Side views of the fungus revealed its unique shape and structure. The observations suggest that Hohenbuehelia petaloides can thrive in gardens and urban areas, potentially indicating a tolerance for human-influenced environments. The collected specimens from the Gardens of Polytechnic Institute provide valuable insight into the species' habits and distribution in north-western Russia. These findings contribute to a better understanding of the fungus's ecological preferences and its ability to coexist with human activities.
Russian web-forums Planeta Gribov, V Kontakte, and Griby Sredney Polosy for learning names of local mushrooms.
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