Nick Upton / Betony (Stachys officinalis) flowering in a traditional hay meadow, Wiltshire, UK, July.

Nigel Cattlin / Ground elder, goutweed / bishop's weed, (Aegopodium podograria) flowering plants Berkshire, England, UK. June.

Konrad Wothe / Common brimstone butterfly (Gonepteryx rhamni) flying towards Purple betony (Betonica officinalis) flowers, Upper Bavaria, Germany. July.

Nick Upton / Betony (Stachys officinalis) flowering in profusion on a coastal headland overlooking Fall Bay, Rhossili, The Gower, Wales, UK. July.

Linda Pitkin / Red campion (Silene dioica) in flower, with nymph of Speckled bush-cricket (Leptophyes punctatissima), Surrey, England. June.

Linda Pitkin / Betony (Stachys officinalis) in flower, Surrey, England, July.

Mike Read / Betony (Stachys officinalis) on grassland near Tiptoe, New Forest National Park, Hampshire, England, UK, July.

Neil Challis / Cuckoo bumblebee (unknown species) flying and feeding on Betony (Stachys officinalis), Finemere Wood, Buckinghamshire, UK, July.

Nick Upton / Betony (Stachys officinalis) flowering on heathland, Corfe Common, Dorset, UK, July.

Nick Upton / Betony (Stachys officinalis) flowering on heathland, Corfe Common, Dorset, UK, July.

Linda Pitkin / Betony (Betonica officinalis) in flower, Brookwood Cemetery, Surrey, England, August.