 Yellow (pontic or honeysuckle) azalea Rhododendron luteum in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Yellow flowers of pontic azalea (Rhododendron luteum) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 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
 Masses of yellow flowers of azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Red flowers of azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Blooming azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Pink azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Swamp 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
 Pink flowers of azalea (Rhododendron) 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
 Blooming azalea (Rhododendron catawbiense) 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
 Blooming pink azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Blue flowers of azalea (Rhododendron) 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
 Pink flowers of azalea (Rhododendron catawbiense) 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 flowers of azalea (Rhododendron haaga) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Azalea (rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Swamp azalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 4, 2017
 Royal azalea (Rhododendron schlippenbachii) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2017
 Korean azalea Poukhanense (Rhododendron yedoense Poukhanense )(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 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
 Sweet Azalea (Rhododendron arborescens) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 Japanese azalea (Rhododendron japonicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 White flowers if azalea (rhododendron) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Pink flowers of azalea (rhododendron) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 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
 Rhododendron (azalea) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 15, 2016
 Pink azalea (rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 29, 2009
 Yellow azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 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
 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
 Purple flowers of azalea (Rhododendron canadense) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Pink flowers of Pinkshell azalea (Rhododendron vaseyi) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Yellow azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Yellow rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Green and yellow leaves of rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, November 4, 2016
 Red flowers of azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 Bright red 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
 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
 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
 Large pink flowers of azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 Buds of asalea (Rhododendron) 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
 Flowers of asalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 Honeysuckle (Lonicera) flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Orange flowers of flame azalea (Rhododendron calendulaceum) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 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
 Flower buds of rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Pink and yellow primrose (Primula) flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Yellow primrose (cowslip, Primula veris) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Yellow Lady s-Slipper orchid (Cypripedium calceolus) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2017
 Yellow Lady s-Slipper orchids (Cypripedium calceolus) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Yellow Lady s-Slipper orchids (Cypripedium calceolus) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Close up of Yellow Lady s-Slipper (Cypripedium calceolus) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Azalea Rhododendron kiusianum in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 18, 2019
 Azalea Rhododendron albrechtii in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 18, 2019
 Azalea (Rhododendron makinoi) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Western azalea (Rhododendron occidentale) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Flower buds of azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Small pink rhododendron (azalea) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 18, 2019
 Flower buds of rhododendron (azalea) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2021
 Small pink azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 18, 2019
 Yellow Lady s-Slipper orchid (Cypripedium calceolus) in bloom in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2017
 Blooming Yellow Lady s-Slipper orchid (Cypripedium calceolus) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2017
 Flowers of yellow Lady s-Slipper orchid (Cypripedium calceolus) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2017
 Korean azalea (Rhododendron yedoense var. poukhanense) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Red flowers of Japanese azalea (Rhododendron japonicum) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Japanese azalea (Rhododendron japonicum var. aureum) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Flower buds of rhododendron (azalea) with brown leaves in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2021
 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
 Flowers of bog Labrador tea (Ledum groenlandicum, Rhododendron groenlandicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Orange rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2011
 Blooming rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2011
 Rhododendron makinoi in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Pink rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2011
 Blooming rhododendron (azalia) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Flower buds of rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Rhodora (Rhododendron canadense) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Rhododendron leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 26, 2016
 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
 Red berries of Fly honeysuckle (Lonicera xylosteum)(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 26, 2016
 Flowers of fly honeysuckle (Lonicera xylosteum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 26, 2016
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