 Maple leaves in Sosnovka Park. Saint Petersburg, Russia, October 8, 2016
 Frozen maple leaves in Sosnovka Park. Saint Petersburg, Russia, October 31, 2016
 Birch alley with maple leaves in Sosnovka Park. Saint Petersburg, Russia, October 20, 2016
 Tar rot on maple leaves (Rhytisma acerinum) in Sosnovka Park. Saint Petersburg, Russia, October 8, 2016
 Maple with yellow leaves in Polytechnichesky Institute (Technical University) Park. Saint Petersburg, Russia, October 25, 2016
 Tar rot fungus on fallen maple leaves, Rhytisma acerinum mushroom, in Sosnovka Park. Saint Petersburg, Russia, October 31, 2016
 Yellow maple leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 26, 2016
 Yellow maple leaves in Smolenskoe Lutheran Cemetery on Dekabristov Island. Saint Petersburg, Russia, October 28, 2016
 Snow on yellow leaves in Sosnovka Park. Saint Petersburg, Russia, October 25, 2016
 Yellow leaves of maple carpeting ground in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 26, 2016
 Maple leaf in Sosnovka Park. Saint Petersburg, Russia, October 31, 2016
 Maple leaves in Lesnoy Park. Saint Petersburg, Russia, October 8, 2016
 Alley with yellow leaves in Sosnovka Park. Saint Petersburg, Russia, October 3, 2017
 Road with maple leaves near Lisiy Nos, west from Saint Petersburg. Russia, October 19, 2016
 Ditch with maple leaves near Lisiy Nos, west from Saint Petersburg. Russia, October 19, 2016
 Brown maple leaves in Lisiy Nos, west from Saint Petersburg. Russia, October 9, 2016
 Leaf parachute mushrooms (Marasmius epiphyllus) on a maple leaf taken from Sosnovka Park. Saint Petersburg, Russia, October 31, 2016
 Maple leaves in Novodevichye Cemetery at Moskovskiy Prospect. Saint Petersburg, Russia, October 18, 2016
 Maple leaves on Komissarovskaya Lane in Volkovo Cemetery. Saint Petersburg, Russia, October 17, 2016
 Maple leaves in Novodevichye Cemetery at Moskovskiy Prospect. Saint Petersburg, Russia, October 18, 2016
 Maple leaves at 15 Vyborgskaya Street in Vyborg, north from Saint Petersburg. Russia, October 7, 2016
 Maple leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 15, 2016
 Lane with maple leaves in Novodevichye Cemetery at Moskovskiy Prospect. Saint Petersburg, Russia, October 18, 2016
 Lane with maple leaves in Novodevichye Cemetery at Moskovskiy Prospect. Saint Petersburg, Russia, October 18, 2016
 Yellow leaves on demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Carpet of maple leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 20, 2016
 Sretenskaya Lane with maple leaves in Smolenskoe Cemetery of Vasilievsliy Island. Saint Petersburg, Russia, October 27, 2016
 Orange maple leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 15, 2016
 Yellow leaves on a maple in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, September 28, 2015
 Yellow leaves carpeting demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Tar rot fungus (Rhytisma acerinum) on fallen maple leaves in Sosnovka Park. Saint Petersburg, Russia, March 23, 2017
 Tar rot fungus (Rhytisma acerinum) on last year maple leaves in Sosnovka Park. Saint Petersburg, Russia, March 23, 2017
 Yellow bushes with snow in Sosnovka Park. Saint Petersburg, Russia, October 25, 2016
 Maple leaves carpeting ground in Smolenskoe Lutheran Cemetery on Dekabristov Island. Saint Petersburg, Russia, October 28, 2016
 Deer sculpture with maple leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 20, 2016
 Tomb bench with maple leaves in Literatorskie Mostki section of Volkovo Cemetery. Saint Petersburg, Russia, October 17, 2016
 Maple leaves covering ground in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 20, 2016
 Maple leaves near Volkovka River in Literatorskie Mostki section of Volkovo Cemetery. Saint Petersburg, Russia, October 17, 2016
 Maple alley in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Maple trees in Sosnovka Park. Saint Petersburg, Russia, October 3, 2017
 Brown leaves of maple on Architecture Lane in Literatorskie Mostki section of Volkovo Cemetery. Saint Petersburg, Russia, October 17, 2016
 Spirea bush with fallen maple leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 26, 2016
 Leaves in a pool of water in Sosnovka Park. Saint Petersburg, Russia, October 8, 2016
 Maple trees near a memorial in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Birch and maple trees in Sosnovka Park. Saint Petersburg, Russia, October 3, 2017
 Yellow leaves in Serdobolsky Pond in Lesnoy Park. Saint Petersburg, Russia, October 8, 2016
 Yellow leaves in Alexander Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, October 13, 2016
 Bonnet mushrooms (Mycena sp.) growing on small leaves taken from Sosnovka Park. Saint Petersburg, Russia, October 24, 2016
 Some white agaric mushroom (Amanita sp.) found under leaves in Sosnovka Park. Saint Petersburg, Russia, October 31, 2016
 Yellow leaves in Lisiy Nos, west from Saint Petersburg. Russia, October 9, 2016
 Yellow leaves in Letny Garden in Kronstadt. Saint Petersburg, Russia, October 29, 2016
 Yellow leaves on a road in Lisiy Nos, west from Saint Petersburg. Russia, October 9, 2016
 Yellow leaves in a rusty ditch in Lisiy Nos, west from Saint Petersburg. Russia, October 9, 2016
 Yellow leaves in Novodevichye Cemetery at Moskovskiy Prospect. Saint Petersburg, Russia, October 18, 2016
 Yellow leaves at Starosylviyskaya Alley in Old Sylvia in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, October 4, 2016
 Yellow leaves on Triple Linden Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, October 4, 2016
 Lane with yellow leaves in Novodevichye Cemetery at Moskovskiy Prospect. Saint Petersburg, Russia, October 18, 2016
 Yellow leaves of elm in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 20, 2016
 Yellow leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 15, 2016
 Benches and yellow leaves at Starosylviyskaya Alley in Old Sylvia in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, October 4, 2016
 Yellow leaves around a pond in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 10, 2016
 Iron bench with yellow leaves in Novodevichye Cemetery at Moskovskiy Prospect. Saint Petersburg, Russia, October 18, 2016
 Death cap mushroom (Amanita phalloides) among yellow leaves in Lisiy Nos, west from Saint Petersburg. Russia, October 9, 2016
 Alley with yellow leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 26, 2016
 Yellow leaves near boat station at Second South Pond on Elagin Island. Saint Petersburg, Russia, October 5, 2016
 Yellow leaves of vines in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 15, 2016
 Yellow leaves in a pond in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 10, 2016
 Yellow leaves near Ioanovskaya Lane in Smolenskoe Cemetery of Vasilievsliy Island. Saint Petersburg, Russia, October 27, 2016
 Yellow maple in snow in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, November 4, 2016
 Yellow leaves on Actor Lane in Literatorskie Mostki section of Volkovo Cemetery. Saint Petersburg, Russia, October 17, 2016
 Yellow leaves of plantain lily (hosta) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 15, 2016
 A cross with yellow leaves near Volkovka River in Literatorskie Mostki section of Volkovo Cemetery. Saint Petersburg, Russia, October 17, 2016
 Young leaves of maple near train station of Komarovo, 25 miles north-west from Saint Petersburg. Russia, May 9, 2016
 Maple trees near Olginsky Pond. Saint Petersburg, Russia, October 25, 2016
 Maple trees near Lisiy Nos, west from Saint Petersburg. Russia, October 19, 2016
 Yellow puffball mushroom Bovista colorata in Sosnovka Park. Saint Petersburg, Russia, August 8, 2016
 Yellow puffball mushrooms Bovista colorata in Sosnovka Park. Saint Petersburg, Russia, July 11, 2016
 Yellow puffball mushroom Bovista colorata in Sosnovka Park. Saint Petersburg, Russia, July 11, 2016
 Maple Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, October 11, 2016
 Birch leaves covering a road in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Wood blewit mushrooms (Clitocybe nuda, Lepista nuda) among yellow leaves in Lisiy Nos, west from Saint Petersburg. Russia, October 9, 2016
 Yellow stem bonnet mushrooms (Mycena epipterygia) in Sosnovka Park. Saint Petersburg, Russia, September 6, 2016
 Yellow foliage near Bublik Pond in northern area in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Yellow foliage near demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Yellow foliage around demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Maple bush in Nikolskoe Cemetery of Alexander Nevsky Lavra. Saint Petersburg, Russia, October 18, 2016
 Maple alley in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 26, 2016
 Maple tree in Literatorskie Mostki section of Volkovo Cemetery. Saint Petersburg, Russia, October 17, 2016
 Maple alley in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 20, 2016
 Maple alley in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 15, 2016
 Maple trees in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 20, 2016
 Tar rot fungus (Rhytisma acerinum) on a maple leaf taken from Sosnovka Park. Saint Petersburg, Russia, March 23, 2017
 Lemon discos mushrooms (yellow fairy cups, Bisporella citrina) in Sosnovka Park. Saint Petersburg, Russia, August 25, 2016
 Lemon discos mushrooms (yellow fairy cups, Bisporella citrina) in Sosnovka Park. Saint Petersburg, Russia, November 23, 2016
 Red maple near alpine hills in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 15, 2016
 Mushrooms Melanoleuca verrucipes on dry leaves, mulch and wood chips in Sosnovka Park. Saint Petersburg, Russia, July 11, 2016
 Orange leaves on demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Lemon discos mushrooms (yellow fairy cups, Bisporella citrina) on a stump in Sosnovka Park. Saint Petersburg, Russia, November 23, 2016
 Maple trees on Architecture Lane in Literatorskie Mostki section of Volkovo Cemetery. Saint Petersburg, Russia, October 17, 2016
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