Byssonectria terrestris ascomycete fungus in Lembolovo, 40 miles north from Saint Petersburg. Russia, May 7, 2017
Unnamed Road, Leningradskaya oblast', Russia, 188695Synonyms: Sphaerobolus terrestris, Thelebolus terrestris.
Russian name: Bissonektriya nazemnaya.
Byssonectria terrestris is a species of fungus that belongs to the family Pyronemataceae. It is a small, disc-shaped fungus that grows on soil and plant debris. In St. Petersburg, Leningrad Oblast, and north-western Russia, Byssonectria terrestris has been found in various habitats, including forests, meadows, and wetlands. The fungus typically fruits in late summer to early fall, producing small, yellowish-brown apothecia that are 1-5 mm in diameter. It is considered a rare species in the region, but can be locally common in areas with suitable habitat and substrate conditions.
Byssonectria terrestris ascomycete fungus in Lembolovo, 40 miles north from Saint Petersburg. Russia, May 7, 2017Unnamed Road, Leningradskaya oblast', Russia, 188695
Byssonectria terrestris mushrooms in Lembolovo, 40 miles north from Saint Petersburg. Russia, May 7, 2017Unnamed Road, Leningradskaya oblast', Russia, 188695
Close up of Byssonectria terrestris mushrooms in Lembolovo, 40 miles north from Saint Petersburg. Russia, May 7, 2017Unnamed Road, Leningradskaya oblast', Russia, 188695
Cluster of Byssonectria terrestris mushrooms in Lembolovo, 40 miles north from Saint Petersburg. Russia, May 7, 2017Unnamed Road, Leningradskaya oblast', Russia, 188695
Byssonectria terrestris cup fungus in Lembolovo, 40 miles north from Saint Petersburg. Russia, May 7, 2017Unnamed Road, Leningradskaya oblast', Russia, 188695
Cups of Byssonectria terrestris mushrooms in Lembolovo, 40 miles north from Saint Petersburg. Russia, May 7, 2017Unnamed Road, Leningradskaya oblast', Russia, 188695
Orange cups of Byssonectria terrestris fungus in Lembolovo, 40 miles north from Saint Petersburg. Russia, May 7, 2017Unnamed Road, Leningradskaya oblast', Russia, 188695
Cup mushrooms Byssonectria terrestris (orange) and Pseudombrophila aggregata (Nannfeldtiella aggregata) (brown) on mushroom show in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 24, 2019Byssonectria terrestris was observed in Leningrad Oblast, specifically in Lembolovo, 40 miles north of Saint Petersburg, Russia on May 7, 2017. The fungus was found growing in a cluster, with multiple orange cups present. Close-up observations revealed the distinctive morphology of the fungus. Additional sightings were recorded at the Peter the Great Botanical Garden of Komarov Botanical Institute in Saint Petersburg, Russia on May 24, 2019, where Byssonectria terrestris was displayed alongside other fungi, including Pseudombrophila aggregata. The orange cups of Byssonectria terrestris were a notable feature, distinguishing it from other species. The observations suggest that Byssonectria terrestris is present in the wild in north-western Russia and can be found in specific locations, such as Lembolovo and Saint Petersburg.
Russian web-forums Planeta Gribov, V Kontakte, and Griby Sredney Polosy for learning names of local mushrooms.
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