 Pink flowers 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 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, Kislitsa in Russian) in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Blooming wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Upper Park 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
 White flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) with flowers in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 White flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Pavlovsk Park, suburb of Saint Petersburg. Russia, May 15, 2011
 Carpet of 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) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 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 10, 2016
 Blooming wood sorrel (Oxalis acetosella, Russian name Kislitsa) 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
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in flower in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, May 13, 2019
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sobstvennaya Dacha Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 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 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 10, 2016
 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 Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Flower of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 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, suburb of Saint Petersburg, Russia, May 18, 2015
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
 Flower of wood sorrel (Oxalis acetosella, Russian name Kislitsa) 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 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
 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
 Blooming wood sorrel (Oxalis) on Angliyskaya Alley 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
 Flowers of wood anemone (Anemone nemorosa) in Upper Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Pink flowers of violet wood sorrel (Oxalis violacea, shamrock) in Little Thicket Nature Sanctuary. Cleveland, Texas, March 25, 2023
 White flowers of Stellaria in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Sheep s sorrel (Rumex acetosella, Russian name Shchavel) behind reeds on a beach in Sestroretsk, north-west from Saint Petersburg. Russia, July 8, 2016
 Pink flowers of Violet wood sorrel (Oxalis violacea, shamrock) on Hoots Hollow Trail in Brazos Bend State Park. Needville, Texas, February 15, 2020
 Pink flowers of wood sorrel (Oxalis) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, April 2, 2022
 Marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) on Angliyskaya Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Wood anemone (Anemone nemorosa) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 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
 Alternate-leaved Golden Saxifrage (Chrysosplenium alternifolium, Russian name Selezionochnik) on Angliyskaya Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Close up of wood anemone (Anemone nemorosa) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Clowe up of a flower of wood anemone (Anemone nemorosa) in Upper Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 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
 Forget-me-not flowers (Russian name Nezabudka) in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, July 4, 2010
 Flowers of wild strawberry (Fragaria, Russian name Zemlianika) in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, July 4, 2010
 Pink wood sorrel (shamrock, Oxalis violacea?) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, February 8, 2009
 White flower of Stellaria in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Pink flower of Violet wood sorrel (Oxalis violacea, shamrock) on Prairie Trail in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Upper Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Linden Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Angliyskaya Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Second Poperechnaya Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Bud of umbel inflorescence of Angelica sylvestris (Russian name Dudnik) on Angliyskaya Alley in Oranienbaum. Lomonosov, west from Saint Petersburg, Russia, July 24, 2015
 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
 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
 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
 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
 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
 Emerging red spruce cones in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Angliyskaya Alley near a pavilion in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Young leaves of maple 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
 Small violet (Viola) flower in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Flowers of violet wood sorrel (Oxalis violacea, shamrock) in Little Thicket Nature Sanctuary. Cleveland, Texas, March 25, 2023
 Angliyskaya Alley near Pavilion Kamennoe Zalo 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
 Flowers of yellow wood sorrel (Oxalis stricta) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Back lit flowers of violet wood sorrel (Oxalis violacea, shamrock) in Little Thicket Nature Sanctuary. Cleveland, Texas, March 25, 2023
 Blue violet (Viola) flower in Upper Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Flowers of Violet Wood Sorrel (Oxalis violacea) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Yellow anemone flower (Anemone ranunculoides) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Purple flowers of Violet wood sorrel (shamrock, Oxalis) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 9, 2009
 Yellow flowers of common wood sorrel (Oxalis stricta) on Lost Pines Trail in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Russian traditional winter food sold in market in Oranienbaum. Lomonosov, near Saint Petersburg, Russia, February 6, 2013
 Wood cranesbill (Geranium sylvaticum) in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, July 4, 2010
 Violet wood sorrel (Oxalis violacea) on Lone Star Hiking Trail in Sam Houston National Forest west from Richards. Texas, April 9, 2019
 Close up of 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
 Flower of violet wood sorrel (Oxalis violacea) on Lone Star Hiking Trail in Sam Houston National Forest west from Richards. Texas, April 9, 2019
 Twayblades orchid (Listera ovata, Russian name Taynik) in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, July 4, 2010
 Wood cranesbill (Geranium sylvaticum) damaged by insects in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, July 4, 2010
 Seed head of avens (Geum rivale, Russian name Gravilat) in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, July 4, 2010
 Marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) in Upper Garden. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, May 11, 2016
 Oak west from a palace in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, September 11, 2013
 West Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, October 11, 2016
 Park west from a palace in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, September 11, 2013
 Trees from West Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, October 11, 2016
 West from Karlinyy Pond in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, September 11, 2013
 Spring peas (Lathyrus vernus, Russian name Cheena) on Angliyskaya Alley in Upper Garden. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, May 11, 2016
 Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
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