Alan Williams / Common Catsear (Hypochaeris radicata) and Autumn Hawkbit (Leontodon autumnalis) growing in field on organic farm near Willaston, Wirral, UK, July.

David Kjaer / Dropwort (Filipendula vulgaris) and rough hawkbit (Leontodon hispidus), Martin Down National Nature Reserve, Hampshire, UK, June.

Ammonite / Leafcutter bee male (Megachile sp.) on orange hawkbit, in urban garden, Bristol, UK, June.

Nick Upton / Sea bindweed / Beach Morning Glory (Calystegia soldanella) flowering on coastal sand dunes among Marram grass (Ammophila arenaria) and Lesser hawkbit (Leontodon saxatilis), Studland, Dorset, UK, July...

Nick Upton / Common spotted orchids (Dactylorhiza fuchsii) and Rough hawkbit (Leontodon hispidus) flowering on the grassy verge of a dirt road along The Ridgeway, Marlborough Downs, Wiltshire, UK, July.

Nick Upton / Sea bindweed / Beach Morning Glory (Calystegia soldanella) flowering on coastal sand dunes among Marram grass (Ammophila arenaria) and Lesser hawkbit (Leontodon saxatilis), Studland, Dorset, UK, July...

Nick Upton / Common centaury (Centaurium erythraea) flowering in young, yellow coastal sand dunes alongside Marram grass (Ammophila arenaria) and Lesser hawkbit (Leontodon saxatilis), Studland, Dorset, UK, July.

Jussi Murtosaari / Silver-spotted Skipper butterfly (Hesperia comma) male on hawkbit flower, Finland, August.

Terry Whittaker / 2020VISION / Swallowtail Butterfly (Papilio machaon britannicus) on hawkbit flower. Strumpshaw Fen, Norfolk, June.

Terry Whittaker / 2020VISION / Swallowtail Butterfly (Papilio machaon britannicus) feeding on hawkbit flower. Strumpshaw Fen, Norfolk, June.Did you know? Swallowtail butterflies are the largest species of butterfly in the UK - with...

Terry Whittaker / 2020VISION / Swallowtail Butterfly (Papilio machaon britannicus) on hawkbit flowers. Strumpshaw Fen, Norfolk, June.

Terry Whittaker / 2020VISION / Swallowtail Butterfly (Papilio machaon britannicus) feeding on hawkbit flower. Strumpshaw Fen, Norfolk, June.