Tim Fitzharris / Evening Primrose (Oenothera erythrosepala) and Prairie Verbena, North America
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Heather Angel / Evening primrose (Oenothera glazioviana) flowering at dusk in garden, Surrey, England, UK. August.
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Heather Angel / Large-flowered evening primrose (Oenothera glazioviana). Bull's eye in centre of flower fluorescing in UV light guides pollinators to nectaries. At night in garden. Surrey, England, UK.
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Heather Angel / Honey bee (Apis mellifera) carrying pollen strings from previous flower into Evening primrose (Oenothera glazioviana). At night in garden. Surrey, England, UK. July.
01629416
Heather Angel / Silver Y moth (Autographa gamma) nectaring on Evening primrose (Oenothera glazioviana) with proboscis extended. At night in garden. Surrey, England, UK. August.
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Heather Angel / Red-tailed bumblebee (Bombus lapidarius) picking up pollen strings in Large-flowered evening primrose (Oenothera glazioviana). Flowers remains open on cool mornings allowing diurnal species to nectar....
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Ernie Janes / Evening primrose (Oenothera erythrosepala) flowering next to Rosebay Willowherb, Norfolk, UK July
00481807
Tom Vezo / Evening Primrose (Oenothera sp) flowers in desert, Joshua Tree National Park, California
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Tom Vezo / Evening Primrose (Oenothera sp) flowers in desert, Joshua Tree National Park, California
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Tim Fitzharris / Drummond's Phlox (Phlox drummondii) and Evening Primrose (Oenothera sp) near Leming, Texas
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Jan Vermeer / European Goldfinch (Carduelis carduelis) on withered Large-flowered Evening Primrose (Oenothera erythrosepala), Harderwijk, Netherlands
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Tim Fitzharris / Evening Primrose (Oenothera erythrosepala) with Grizzly Bear Cactus (Opuntia erinacea), North America
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Tim Fitzharris / Butterfly feeding on nectar in a field of Indian Blanket (Gaillardia pulchella) and Evening Primrose (Oenothera hookeri) flowers, Texas
00481811
Tom Vezo / Evening Primrose (Oenothera sp) flowers in desert, Joshua Tree National Park, California
00425287
Jan Vermeer / European Goldfinch (Carduelis carduelis) pair flying near a withered Large-flowered Evening Primrose (Oenothera erythrosepala), Harderwijk, Netherlands
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Nick Upton / Large-flowered evening primroses (Oenothera glazioviana) flowering on coastal sand dunes, Kenfig National Nature Reserve, Glamorgan, Wales, UK, July.
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Linda Pitkin / Large-flowered evening-primrose (Oenothera glazioviana), Kent, England, August.
