 Pinkish flowers of milfoil (Achillea millefolium, yarrow) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Milfoil (Achillea millefolium, yarrow) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Woolly yarrow (Achillea tomentosa) with flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Woolly yarrow (Achillea tomentosa) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Flat-topped cluster of pinkish flowers of milfoil (Achillea millefolium, yarrow) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 28, 2008
 Pink milfoil (Achillea millefolium, yarrow) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 12, 2008
 Pink milfoil (Achillea millefolium, yarrow) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 26, 2010
 Pink milfoil (Achillea millefolium, yarrow) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 28, 2009
 Pink milfoil (Achillea millefolium, yarrow) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 9, 2010
 Yellow flowering milfoil (yarrow, Achillea millefolium) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 3, 2010
 Pink milfoil (Achillea millefolium, yarrow) in Antique Rose Emporium. Independence. Texas, March 15, 2009
 Purple flowers of mint family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Purple flowers of mint family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Scorpionfly and a fly on flowers of yarrow (Achillea millefolium, Russian name Tysiachelistnik) in a forest in Posiolok, near Vyritsa, 50 miles south from Saint Petersburg. Russia, July 9, 2016
 Flowers of purple Loosestrife (Lythrum salicaria, Russian name Derbennik) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Milfoil (Achillea millefolium, yarrow) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 15, 2008
 Pink milfoil (Achillea millefolium, yarrow) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 31, 2008
 Milfoil (Achillea millefolium, yarrow) near Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, June 16, 2012
 Purple flowers of cabbage family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Purple flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Purple flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Purple flowers of azalea (Rhododendron canadense) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Purple flowers of garlic in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 19, 2012
 Purple flowers of a marsh orchid in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 4, 2017
 Purple dead nettle like flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Small purple dahlia flowers (Russian name Georgin) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Purple Loosestrife (Lythrum salicaria, Russian name Derbennik) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Purple flowers of loosestrife (Lythrum salicaria, Russian name Derbennik) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 28, 2017
 Flowers near greenhouses in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Yellow flowers of Lysimachia in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Some small daisy flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Pink dianthus flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Flowers of linden tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Red columbine (Aquilegia) flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Pink Spirea flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Pink flowers of pea family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Orange flowers of pea family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Red flowers of yarrow (Achillea millefolium) in Leach Teaching Gardens at Texas A and M University. College Station, Texas, March 31, 2024
 Orange flowers of yarrow (Achillea millefolium) in Leach Teaching Gardens at Texas A and M University. College Station, Texas, March 31, 2024
 Yarrow (Achillea millefolium) east from Kuzmolovo, 7 miles north from Saint Petersburg. Russia, June 22, 2011
 Flowers of Sempervivum plant (houseleek) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 White flowers of stonecrop (Sedum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Blue flowers of speedwell (Veronica)(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Blue flowers of snapdragon family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Some small white daisy flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Yellow flowers of mustard family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 White flowers of stonecrop (Sedum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 White flowers of Gentiana (Russian name Gorechavka) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 White trumpet-shaped flowers of Gentiana in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Tansy flowers (Tanacetum vulgare, Russian name Pizhma) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Blue pointed flowers of felwort (Swertia perennis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Flower buds of yellow flowers of aster family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Tiny greenish paronychia like flowers in rock garden in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Orange flowers of Elecampagne (Deviasil, Inula ensifolia) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Yellow flowers of summer ragwort (Ligularia dentata) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Pink flowers of false spirea (Astilbe japonica) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Purple flowers of primrose (Primula) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2017
 Purple flowers of primrose (Primula) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2017
 Purple geranium flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Purple flowers of garlic(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Purple dahlia flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 24, 2016
 Purple flowers of fumewort (Corydalis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2017
 Purple corydalis (fumewort) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Flowers of myrtle spurge (Euphorbia myrsinites, Russian name Molochay) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 White flowers of grass lily (Ornithogalum, Russian name Ptitsemlechnik) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Large purple and white flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2017
 Purple flowers of Meadow Rue (Thalictrum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Purple trumpet like flowers of Weigela florida in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 29, 2009
 Purple mullein flowers (Verbascum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 4, 2017
 Cluster of purple flowers of fumewort (Corydalis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 6, 2017
 Purple flowers of Gladiolus byzantinus in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Close up of purple flowers of fumewort (Corydalis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 6, 2017
 Purple flowers of Meadow Rue (Thalictrum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Purple iris in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Cluster of pink and purple flowers of fumewort (Corydalis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 6, 2017
 Field of blue and purple flowers under a tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 29, 2017
 Flowers of mountain hydrangea (Hydrangea serrata) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Purple peony flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 28, 2017
 Purple clematis flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 26, 2016
 Cluster of yellow and purple orchid flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Blue flowers of mountain hydrangea (Hydrangea serrata) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Some succulent flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Some white flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Some pinkish flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Purple Loosestrife (Lythrum salicaria) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Purple and green daylily (Hemerocallis) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 18, 2016
 Large purple peony flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 28, 2017
 Small white flowers of dwarf snapdragon (Chaenorhinum minus) on stone steps of botanical institute in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 2, 2016
 Flowers of mountain hydrangea (Hydrangea serrata) with drops of rain in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Flowers of death camas (Zigadenus elegans, Anticlea elegans) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Flowers of pink lily flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 18, 2016
 Primrose (Primula) flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Columbine (Aquilegia) flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Big Rudbeckia flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Blue flowers on a lawn in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Yellow primula flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Blue and white flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Dwarf yellow flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Heather like flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
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