 Lesser celandine (Ranunculus ficaria, Russian name Chistyak) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Blooming lesser celandine (Ranunculus ficaria, Russian name Chistyak) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Flowers of lesser celandine (Ranunculus ficaria, Russian name Chistyak) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Back lit flowers of lesser celandine (Ranunculus ficaria, Russian name Chistyak) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Black hoverfly Cheilosia on a yellow flower of Lesser celandine (Ranunculus ficaria, Russian name Chistyak) in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
 Yellow 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 a roadside ditch in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 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
 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
 Lesser celandine (Ficaria verna, Russian name Chistyak) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 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
 Lesser celandine (Ficaria verna) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 18, 2019
 Yellow eastern pasque flower (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 14, 2011
 Common yellow spring flower of Coltsfoot (Tussilago farfara, Russian name Mat I Machekha) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 14, 2011
 Yellow flower of lesser celandine (Ficaria verna) in Dubki Park in Sestroretsk, west from Saint Petersburg. Russia, May 20, 2019
 Yellow flower of Kuril Tea(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Yellow flowers of Corydalis aurea (Russian name hohlatka) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 14, 2011
 Yellow flowers of lily family (Riabchik in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Greater celandine (tetterwort, Chelidonium majus, Russian name Chistotel) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 29, 2009
 Yellow flowers of lily family (Fritillaria, Russian name Rybchik Imperatorsky) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 18, 2011
 Yellow flower of largeflower bellwort (Uvularia grandiflora) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Yellow eastern pasque flower (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Yellow eastern pasque flower (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Yellow eastern pasque flower (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Yellow eastern pasque flower (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Blooming yellow eastern pasque flower (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Close up of yellow eastern pasque flower (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Blooming yellow eastern pasque flower (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Close up of yellow eastern pasque flower (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Lesser glory-of-the-snow (Chionodoxa) and Siberian Trout Lily (Erythronium sibiricum, Russian name Kyndyk) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2017
 Carpet of Lesser glory-of-the-snow (Chionodoxa) and Siberian Trout Lily (Erythronium sibiricum, Russian name Kyndyk) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2017
 Flower buds of yellow crocus (Crocus flavus, Russian name Shafran) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 2, 2017
 Yellow eastern pasque flowers (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Yellow tulips in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Yellow flowers on a bush in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2011
 Yellow Anemone ranunculoides in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 14, 2011
 Blue flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2011
 Lily (Fritillaria, Russian name Rybchik Imperatorsky) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 18, 2011
 Daphne mezereum (Russian name Volchye Lyko) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 14, 2011
 Wind anemone (Pulsatilla, Russian name Prostrel) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Some greenish yellow flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 27, 2017
 Trumpet like yellow flowers on a bush in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Yellow flowers of Corydalis aurea (Russian name hohlatka) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Yellow flowers of Gagea minima(?) (Russian name Gusiny Luk) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Yellow flowers of Corydalis aurea (Russian name hohlatka) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Yellow flowers of Corydalis bracteata (Russian name hohlatka) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Thistle flower (Russian name Vasiliok) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Dahlia flower (Russian name Georgin) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Dahlia flower (Russian name Georgin) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Polygonum bistorta (Gorets Zmeinyi in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 8, 2011
 Viburnum lantana (wayfaring tree, Russian name gordovina) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2011
 Thicket shadbush (Amelanchier spicata, Irga in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Yellow iris flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Flower bud of yellow daisy in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Yellow flower of scabiosa in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 13, 2010
 Yellow iris flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 2, 2016
 Yellow flower of lily family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 29, 2009
 Yellow flower of scabiosa in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Yellow daisy like flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Yellow flower of Tulipa iliensis in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Yellow flower of lily family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Close up of yellow and purple flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 29, 2009
 Yellow flower of lily family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Lesser glory-of-the-snow (Chionodoxa sardensis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2017
 Corydalis and Lesser glory-of-the-snow (Chionodoxa) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2017
 Lesser glory-of-the-snow (Chionodoxa sardensis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 6, 2017
 Flower of cabbage family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 8, 2011
 Flower buds of garlic in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 8, 2011
 Lotus flower in a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 Pink dahlia flower (Russian name Georgin) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Bright red dahlia flower (Russian name Georgin) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Orange dahlia flower (Russian name Georgin) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Purplish dahlia flower (Russian name Georgin) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Flower bud of Carlina fennica (Russian name Koliuchnik) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 2, 2016
 White and red dahlia flower (Russian name Georgin) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Red and white dahlia flower (Russian name Georgin) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Dark red dahlia flower (Russian name Georgin) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Orange dahlia flower (Russian name Georgin) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Bird s-eye primrose (Primula farinosa, Pervotsvet Muchnisty in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2011
 Red flowers of lily family (Fritillaria, Russian name Rybchik Imperatorsky) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 14, 2011
 Yellow flower of rose family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Yellow flower of lily family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Shoots of yellow pasque flower (Pulsatilla) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 Eastern pasque flower (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Eastern pasque flower (Pulsatilla flavescens, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Common pasque flower (Pulsatilla vulgaris, wind flower, meadow anemone, prostrel or son trava in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Species of Daphne (Russian name Volchye Lyko) with yellow berries in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Yellow flowers of Siberian whitlowgrass (Draba sibirica, Krupka in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Yellow flowers of Fritillaria imperialis Lutea , Russian name Ryabchik Imperatorsky in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Winter Cress (Yellow Rocket, Barbarea vulgaris, Russian name Surepka)(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Carpet of flowers of Lesser glory-of-the-snow (Chionodoxa) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2017
 Flower bud of Clematis fusca Tircz. in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 8, 2011
 Globular flower of garlic (Allium) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 8, 2011
 Blue flower of lily family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 8, 2011
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