 White flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Upper Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Pink and white flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Blooming wood sorrel (Oxalis acetosella, Kislitsa in Russian) in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Wood sorrel (Oxalis acetosella, Kislitsa in Russian) carpeting a forest in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Pink flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Blooming wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Upper Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Pink variety of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 White flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Pavlovsk Park, suburb of Saint Petersburg. Russia, May 15, 2011
 White flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sobstvennaya Dacha Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 White flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
 Flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 10, 2016
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) with flowers in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 White flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in area of Old Sylvia in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 18, 2015
 Carpet of flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Carpet of flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 10, 2016
 Flower of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sobstvennaya Dacha Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, May 13, 2019
 Blooming wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sobstvennaya Dacha Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 10, 2016
 Flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in area of Old Sylvia in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 18, 2015
 Blooming wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in flower in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Flower of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Blooming wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 10, 2016
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Blooming wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 18, 2015
 Flower of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 18, 2015
 Blooming wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Old Sylvia in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 6, 2016
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in area of Old Sylvia in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 18, 2015
 Leaves of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, July 19, 2015
 Blooming wood sorrel (Oxalis) on Angliyskaya Alley in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Close up of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in area of Old Sylvia in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 18, 2015
 White flowers of Stellaria in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 White flowers of Forget-me-not (Russian name Nezabudka) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 White flower of Stellaria in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Flowers of wood anemone (Anemone nemorosa) in Upper Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Sheep s sorrel (Rumex acetosella, Russian name Shchavel) behind reeds on a beach in Sestroretsk, north-west from Saint Petersburg. Russia, July 8, 2016
 Forget-me-not flowers (Russian name Nezabudka) in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, July 4, 2010
 Yellow flowers of marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) in a ditch of Zapadnaya Alley in Oranienbaum. Lomonosov, west from Saint Petersburg, Russia, May 19, 2021
 Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Flowers of Violet Wood Sorrel (Oxalis violacea) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Oaks in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Alley in the park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Oaks in a park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Trees in the park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Forest in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Alley in the park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Oak alley in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Far area in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Meadow in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Road in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Flowers of wild strawberry (Fragaria, Russian name Zemlianika) in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, July 4, 2010
 Straight alley in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Spring colors in the park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Back lit trees in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Karliny Pond in a park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Petershtadt Gates in a park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Spring colors of a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Linden alley in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Stone bench (1760s) on Angliyskaya Alley in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Lower Pond in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Flowers of Twayblade orchid (Neottia or Listera ovata, Russian name Taynik) near Angliyskaya Alley in Upper Park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, June 22, 2014
 Blue flowers of Black Rampion (Phyteuma nigrum, Russian name Kolnik) near Angliyskaya Alley in Upper Park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, June 22, 2014
 Close up of a white flower of Spiked Rampion (Phyteuma spicatum, Kolnik in Russian) near Angliyskaya Alley in Upper Park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, June 22, 2014
 Karliny Pond behind a palace in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Lower Pond in a park, with Japanese Pavilion of Menshikov Palace in background, in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 East wing of Menshikov Palace in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Clowe up of a flower of wood anemone (Anemone nemorosa) in Upper Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Flowers of hedge woundwort (Stachys sylvatica) in park of Oranienbaum, near the entrance. Lomonosov, west from Saint Petersburg, Russia, July 24, 2015
 Dvortsovy Prospect Street and Cathedral of Archangel Michael in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Bud of umbel inflorescence of Angelica sylvestris (Russian name Dudnik) on Angliyskaya Alley in Oranienbaum. Lomonosov, west from Saint Petersburg, Russia, July 24, 2015
 Marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) on Angliyskaya Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Yellow flowers of marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) on Angliyskaya Alley in Upper Garden. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, May 11, 2016
 Flowers of Alternate-leaved Golden Saxifrage (Chrysosplenium alternifolium, Russian name Selezionochnik) on Angliyskaya Alley in Upper Garden. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, May 11, 2016
 Wood anemone (Anemone nemorosa) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Alternate-leaved Golden Saxifrage (Chrysosplenium alternifolium, Russian name Selezionochnik) on Angliyskaya Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Spider on twayblades orchid (Listera ovata, Russian name Taynik) on Angliyskaya Alley in Oranienbaum. Lomonosov, west from Saint Petersburg, Russia, July 24, 2015
 Close up of wood anemone (Anemone nemorosa) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Pink flowers of Violet wood sorrel (Oxalis violacea, shamrock) on Hoots Hollow Trail in Brazos Bend State Park. Needville, Texas, February 15, 2020
 Flowers of violet wood sorrel (Oxalis violacea, shamrock) in Little Thicket Nature Sanctuary. Cleveland, Texas, March 25, 2023
 Wood cranesbill (Geranium sylvaticum) in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, July 4, 2010
 Back lit Violet Wood Sorrel (Oxalis violacea) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Flower of Violet Wood Sorrel (Oxalis violacea) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Back lit flowers of violet wood sorrel (Oxalis violacea, shamrock) in Little Thicket Nature Sanctuary. Cleveland, Texas, March 25, 2023
 Pink flowers of violet wood sorrel (Oxalis violacea, shamrock) in Little Thicket Nature Sanctuary. Cleveland, Texas, March 25, 2023
 Flowers of yellow wood sorrel (Oxalis stricta) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Yellow flowers of common wood sorrel (Oxalis stricta) on Lost Pines Trail in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Meadowsweet (Filipendula ulmaria, Russian name Tavolga) in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, July 4, 2010
 Close up of yellow flowers of common wood sorrel (Oxalis stricta) on Lost Pines Trail in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Young leaves of red-barked dogwood (Cornus alba, Swida alba, Russian name Dioren Bely) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Violet Wood Sorrel (Oxalis violacea) blooming at fall without leaves in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Twayblades orchid (Listera ovata, Russian name Taynik) in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, July 4, 2010
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