Nick Upton / Hoverfly (Myathropa florea), using proboscis to feed on pollen from anthers of Ivy flowers (Hedera helix). Wiltshire garden, UK, September
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Albert Lleal / Albany Bottlebrush (Callistemon speciosus) SEM close-up view of the pollen covered anther at 70x magnification
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Tim Fitzharris / Blanketflower (Gaillardia sp) close-up showing pollen covered anthers and dense pistils in center, North America
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Albert Lleal / Pennyroyal (Mentha pulegium) anther
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Albert Lleal / Common Daisy (Bellis perennis) anthers
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Christian Ziegler / King Spider Orchid (Caladenia pectinata) flower, western Australia
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Christian Ziegler / Orchid (Lepanthes sp) flower, Finca Dracula Orchid Sanctuary, western Panama
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Stephen Dalton / Marmalade hoverfly (Episyrphus balteatus) feeding on pollen from Lily (Liliaceae) anther. UK, August.
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Chien Lee / Rainforest Orchid (Bulbophyllum longiflorum) flowers, Semengoh Forest Reserve, Sarawak, Borneo, Malaysia
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Chien Lee / Orchid (Thrixspermum centipeda) flower, Semengoh Forest Reserve, Sarawak, Borneo, Malaysia
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Rolf Nussbaumer / RF- Silverleaf nightshade (Solanum elaeagnifolium) with stamen close up. Coastal Bend, Texas, USA. (This image may be licensed either as rights managed or royalty free.)
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Rolf Nussbaumer / RF- White Mouth Dayflower (Commelina erecta) detail of stamen, Fennessey Ranch, Refugio, Coastal Bend, Texas, USA. (This image may be licensed either as rights managed or royalty free.)
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Nick Upton / Hoverfly (Chrysotoxum cautum) wasp mimic using proboscis to take pollen from anther of Common hogweed / Cow parsnip (Heracleum sphondylium) flower. Wiltshire, UK, June.
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Nick Upton / Hoverfly (Chrysotoxum cautum) wasp mimic using proboscis to take pollen from anther of Common hogweed / Cow parsnip (Heracleum sphondylium) flower. Wiltshire, UK, June.
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Suzi Eszterhas / Lace Hedgehog Cactus (Echinocereus reichenbachii) flower detail showing pistil and stamens, Red Corral Ranch, Texas
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Stephen Dalton / Anther of a lily flower covered in pollen, UK
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Kevin Schafer / Tweedy's Pussypaws (Lewisia tweedyi) close up showing stamens with pollen-covered anthers, Cascade Mountains, Washington