 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
 Blooming wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 White flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Pavlovsk Park, suburb of Saint Petersburg. Russia, May 15, 2011
 Flower of 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 Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, May 13, 2019
 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
 Blooming wood sorrel (Oxalis acetosella, Kislitsa in Russian) in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 White flowers of 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
 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
 Leaves of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, July 19, 2015
 White flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
 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
 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
 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
 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
 Blooming 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 Sosnovka Park. Saint Petersburg, Russia, May 10, 2016
 Blooming 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
 Carpet of flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 10, 2016
 White 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 20, 2017
 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
 Blooming wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Upper Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 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 Upper Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Pink flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) 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
 Pink and white flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Wood anemones (Anemone nemorosa, Russian name Vetrenitsa Dubravnaya) carpeting forest in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 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
 Yellow flowers of Gagea minima (Russian name Gusiny Luk) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Common dandelion (Taraxacum officinale, Russian name Oduvanchik) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Lesser celandine (Ficaria verna, Russian name Chistyak) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Close up of Lesser celandine (Ficaria verna, Russian name Chistyak) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Flower of lesser celandine (Ficaria verna, Russian name Chistyak) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Emerging leaves of Lily-of-the-valley (Convallaria majalis, Russian name Landysh) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Young leaves of Lily-of-the-valley (Convallaria majalis, Russian name Landysh) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Close up of a flower of lesser celandine (Ficaria verna, Russian name Chistyak) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Back lit flower of lesser celandine (Ficaria verna, Russian name Chistyak) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Yellow flower of lesser celandine (Ficaria verna, Russian name Chistyak) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Blooming wood sorrel (Oxalis) on Angliyskaya Alley in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
 Two wood anemone flowers (Anemone nemorosa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Flower of wood anemone (Anemone nemorosa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Yellow flower of lesser celandine (Ficaria verna, Russian name Chistyak) in a roadside ditch in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Back lit flower of wood anemone (Anemone nemorosa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 White flower of wood anemone (Anemone nemorosa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Back side of a flower of wood anemone (Anemone nemorosa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Back lit anemone flower (Anemone nemorosa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 White anemone flower (Anemone nemorosa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Close up of anemone flower (Anemone nemorosa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Yellow anemone flower (Anemone ranunculoides) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Close up of a flower of wood anemone (Anemone nemorosa) carpeting forest in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 White flower of wood anemone (Anemone nemorosa) carpeting forest in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Back lit white flower of wood anemone (Anemone nemorosa) carpeting forest in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Flower of Violet Wood Sorrel (Oxalis violacea) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Lesser celandine (Ficaria verna, Russian name Chistyak) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Blooming anemones (Anemone nemorosa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 19, 2011
 Flowers of lesser celandine (Ficaria verna, Russian name Chistyak) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Two flowers of lesser celandine (Ficaria verna, Russian name Chistyak) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Blooming lesser celandine (Ficaria verna, Russian name Chistyak) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Flower buds of lungwort (Pulmonaria)(?) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Moneywort (Creeping Jenny, Lysimachia nummularia, Russian name Verbeynik) in Dubki Park in Sestroretsk, west from Saint Petersburg. Russia, June 30, 2011
 Wood anemone (Anemone nemorosa) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Flowers of wood anemone (Anemone nemorosa) carpeting forest in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Flower of wood anemone (Anemone nemorosa) in Dubki Park in Sestroretsk, west from Saint Petersburg. Russia, May 20, 2019
 Yellow flower of wood avens (Colewort, Geum urbanum, Russian name Gravilat) in Lisiy Nos, a suburb of Saint Petersburg. Russia, June 9, 2011
 White flower of wood anemone (Anemone nemorosa) in Dubki Park in Sestroretsk, west from Saint Petersburg. Russia, May 20, 2019
 Pink flower of Violet wood sorrel (Oxalis violacea, shamrock) on Prairie Trail in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Tiny purple flower of Violet wood sorrel (shamrock, Oxalis) on Deer Run Trail in Lick Creek Park. College Station, Texas, September 30, 2008
 Back lit Violet Wood Sorrel (Oxalis violacea) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Flowers of Violet Wood Sorrel (Oxalis violacea) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Oak alley in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Oak alley towards the gulf in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 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
 Flower of violet wood sorrel (Oxalis violacea) on Lone Star Hiking Trail in Sam Houston National Forest west from Richards. Texas, April 9, 2019
 Yellow flower of wood sorrel (shamrock, Oxalis dillenii?) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 13, 2012
 Cranberrybush (Viburnum opulus, Russian name Kalina) in Dubki Park in Sestroretsk, west from Saint Petersburg. Russia, September 5, 2013
 Opening flowers of lungwort (Pulmonaria)(?) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Violet (viola) in a roadside ditch in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Red campion (Silene dioica, Melandrium rubrum, Russian name Drioma) in Dubki Park. Sestroretsk, west from Saint Petersburg, Russia, May 31, 2014
 Flowers of Solomon s seal (Polygonatum odoratum, Russian name Kupena) in Dubki Park. Sestroretsk, west from Saint Petersburg, Russia, May 31, 2014
 Back lit Solomon s seal (Polygonatum odoratum, Russian name Kupena) in Dubki Park in Sestroretsk, west from Saint Petersburg. Russia, May 20, 2019
 Greater celandine (tetterwort, Chelidonium majus, Russian name Chistotel) in Dubki Park. Sestroretsk, west from Saint Petersburg, Russia, May 31, 2014
 Blooming Solomon s seal (Polygonatum odoratum, Russian name Kupena) in Dubki Park. Sestroretsk, west from Saint Petersburg, Russia, May 31, 2014
 Hen-of-the-wood fungus (polypore mushroom Grifola frondosa) near an old oak in Dubki Park in Sestroretsk, west from Saint Petersburg. Russia, October 2, 2016
 Flower of dandelion (Taraxacum officinale) in Dubki Park. Sestroretsk, west from Saint Petersburg, Russia, May 31, 2014
 Large hen-of-the-wood fungus (polypore mushroom Grifola frondosa) in Dubki Park in Sestroretsk, west from Saint Petersburg. Russia, October 2, 2016
 Hen-of-the-wood fungus (polypore mushroom Grifola frondosa) on a root of oak tree in Dubki Park in Sestroretsk, west from Saint Petersburg. Russia, October 2, 2016
 Flowers buds of Greater celandine (tetterwort, Chelidonium majus) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Wood anemone (Anemone nemorosa) in Dubki Park in Sestroretsk, west from Saint Petersburg. Russia, May 20, 2019
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