Brittlegill mushrooms Russula exalbicans and a brown birch bolete (Leccinum scabrum) on a lawn at 12K3 Tikhoretsky Prospect. Saint Petersburg, Russia, July 1, 2017
Tikhoretskiy pr., 12к3, Sankt-Peterburg, Russia, 194064Synonyms: Agaricus exalbicans, Russula depallens, Russula nauseosa, Russula pulchella.
Common name: bleached brittlegill.
Russian names: Syroezhka vytsvetaiushchaya, Syroezhka krasivenkaya, Syroezhka krasivaya.
Russula exalbicans is a small to medium-sized mushroom with a white or cream-colored cap, often with yellowish or pinkish tints, and white gills. It has a slender stem and a mild taste. In St. Petersburg, Leningrad Oblast, and north-western Russia, Russula exalbicans typically grows in coniferous and mixed forests, especially under spruce and pine trees, from July to September. The fungus is relatively common in the region, often found in moist areas with rich soil.
Brittlegill mushrooms Russula exalbicans and a brown birch bolete (Leccinum scabrum) on a lawn at 12K3 Tikhoretsky Prospect. Saint Petersburg, Russia, July 1, 2017Tikhoretskiy pr., 12к3, Sankt-Peterburg, Russia, 194064
Brittlegill mushrooms Russula exalbicans near Dibuny, north-west from Saint Petersburg. Russia, August 28, 2018Leninskaya Tropa, Pesochny, Sankt-Peterburg, Russia
Bleached brittlegill mushrooms (Russula exalbicans) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
Underside of a bleached brittlegill mushroom (Russula exalbicans) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024
Caps of bleached brittlegill mushrooms (Russula exalbicans) on a lawn in Gardens of Polytechnic Institute. Saint Petersburg, Russia, July 23, 2024Observations of Russula exalbicans in Leningrad Oblast and north-western Russia reveal its presence in various locations. The fungus was found on a lawn at Tikhoretsky Prospect in Saint Petersburg, alongside Leccinum scabrum, on July 1, 2017. It was also spotted near Dibuny, northwest of Saint Petersburg, on August 28, 2018. Additionally, the species was observed on a lawn in Gardens of Polytechnic Institute in Saint Petersburg on July 23, 2024, with multiple caps and underside views recorded. These sightings suggest that Russula exalbicans can thrive in urban areas, such as lawns, and can be found in different parts of the region during summer months. The fungus appears to be relatively common in the area, with repeated sightings over several years. Its growth habits and characteristics were also documented through photographs.
Russian web-forums Planeta Gribov, V Kontakte, and Griby Sredney Polosy for learning names of local mushrooms.
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