 Masses of yellow flowers of azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Yellow azalea (Rhododendron lutea) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Yellow azalea (Rhododendron lutea(?)) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2017
 Red flowers of azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Blue flowers of azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Pink flowers of azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Pink flowers of azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Red flowers of azalea (Rhododendron smirnovii) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Red flowers of azalea (Rhododendron japonicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Yellow (pontic or honeysuckle) azalea Rhododendron luteum in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Yellow (pontic or honeysuckle) azalea Rhododendron luteum in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Pink flowers of azalea (Rhododendron haaga) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Pink flowers of azalea (Rhododendron catawbiense) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Masses of flowers of pink azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Red flowers of Japanese azalea (Rhododendron japonicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2017
 Pink azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Azalea Rhododendron haaga in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2017
 Blooming azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Swamp azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Pink flowers of azalea (rhododendron) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 White flowers if azalea (rhododendron) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Blooming azalea (Rhododendron catawbiense) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Blooming pink azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Purple flowers of azalea (Rhododendron canadense) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Azalea (rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Royal azalea (Rhododendron schlippenbachii) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2017
 Swamp azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 4, 2017
 Korean azalea Poukhanense (Rhododendron yedoense Poukhanense )(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Pink flowers of Pinkshell azalea (Rhododendron vaseyi) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Pink rhododendron (azalea) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 White rhododendron (azalea) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Pink azalea (rhododendron) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Japanese azalea (Rhododendron japonicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Sweet Azalea (Rhododendron arborescens) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 Pink flower buds of Korean azalea Poukhanense (Rhododendron yedoense Poukhanense ) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Rhododendron (azalea) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Pink azalea (rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 29, 2009
 Rhododendron (azalea) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 15, 2016
 Yellow flowers of pontic azalea (Rhododendron luteum) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Yellow azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 Japanese azalea (Rhododendron japonicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Pinkshell azalea (Rhododendron vaseyi) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Pinkshell azalea (Rhododendron vaseyi) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Japanese azalea (Rhododendron japonicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Royal azalea (Rhododendron sclippenbachii) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Red flowers of azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 Masses of red flowers of azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 Pink flowers of azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 Flowers of asalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 Large pink flowers of azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 Pale orange flowers of azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 Pale orange flowers of azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 Orange flowers of flame azalea (Rhododendron calendulaceum) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 Yellow azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Pink and yellow primrose (Primula) flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Yellow rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Flowers of yellow Lady s-Slipper orchid (Cypripedium calceolus) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2017
 Red flowers of Japanese azalea (Rhododendron japonicum) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Flowers of bog Labrador tea (Ledum groenlandicum, Rhododendron groenlandicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Pink flowers of Korean azalea (Rhododendron yedoense var. poukhanense) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Green and yellow leaves of rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, November 4, 2016
 Bright red azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 Yellow flowers on a bush in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 6, 2017
 Yellow flowers of Gagea in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2017
 Yellow primula flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 Yellow flowers on a bush in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 27, 2017
 Rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 2, 2017
 White azalea in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Hemispherical cluster of flowers of bog Labrador tea (Ledum groenlandicum, Rhododendron groenlandicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Yellow flowers of Lysimachia in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 28, 2017
 Clusters of some yellow flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 12, 2017
 Yellow flowers of fumewort (Corydalis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 6, 2017
 Yellow flowers of fumewort (Corydalis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2017
 Yellow flowers of linum in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 28, 2017
 Yellow flowers of primrose (Primula) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2017
 Yellow flowers of fumewort (Corydalis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 Yellow flowers on a bush of forsythia in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Rhododendron leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 2, 2017
 Buds of asalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Yellow flowers of pea family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Yellow daphne flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 Rhododendron brachycarpum in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 White rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Yellow lily flowers (Tulipa iliensis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Yellow and blue crocus flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 12, 2017
 Yellow flowers of Saxifraga juniperifolia in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 12, 2017
 Masses of yellow flowers of fumewort (Corydalis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 Yellow flowers of redbud (Oenothera) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 28, 2017
 Yellow flowers of lily family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Yellow flowers of lily family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 Yellow flowers of Alyssum gmelinii in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 Flower buds of rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Yellow flowers of alpine plant Vitaliana primuliflora in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Small yellow orchid flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Flowers of yellow wax-bells (Kirengeshoma palmata) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 4, 2017
 Cluster of yellow orchid flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Cluster of yellow and purple orchid flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Flowers of thyme in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Iris flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
|