Jeff Foott / Purple Owl's Clover (Castilleja exserta) and Goldfield (Lasthenia californica) flowers, super bloom, Carrizo Plain National Monument, California
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Jeff Foott / Paintbrush (Castilleja sp) flowers, Arches National Park, Utah
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Jack Dykinga / Foothills of the Temblor Range, carpeted with Coreopsis (yellow) and Purple Owl's Clover (Castilleja exserta) flowers. Carrizo Plain, California, USA. 30th March 2019.
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Phil Savoie / Red tailed bumblebee (Bombus lapidarius), visiting Clover (Trifolium) flower, Monmouthshire, Wales, UK. June.
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Tim Fitzharris / Paintbrush (Castilleja sp) and Seaside Fleabane (Erigeron glaucus) flowering on coast, Garrapata State Beach, Big Sur, California
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Dave Watts / Dark green fritillary (Argynnis aglaja) on pink clover, south west France.
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Sean Crane / Hoary Marmot (Marmota caligata) feeding on Indian Paintbrush (Castilleja coccinea) flowers, Mount Rainier National Park, Washington
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Nick Upton / Pollen and nectar flower mix strip with Mustard (Brassicaceae), Common sainfoin (Onobrychis viciifolia) and Red clover (Trifolium pratense) bordering a Barley crop (Hordeum vulgare), Marlborough Downs...
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Laurent Geslin / Honey bee {Apis mellifera} worker bees flying to feed on and collect pollen from Clover flower, Europe, August
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Laurent Geslin / Honey bee {Apis mellifera} feeding on Clover flower, harvest landscape in background, Europe
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Guy Edwardes / 2020VISION / Six-spot burnet moth (Zygaena filipendulae) resting on Red Clover (Trifolium pratense) Kingcombe Meadows DWT reserve, Dorset, UK, May
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Ross Hoddinott / 2020VISION / Red clover {Trifolium pratense} flowering growing in hay meadow at Denmark Farm, Lampeter, Wales, UK. June 2011.