Paul Harcourt Davies / Species rich alpine meadow with Orange lily (Lilium bulbiferum), Meadow clary (Salvia pratensis) and Yellow rattle (Rhinathus sp). View towards Campitello di Fassa and mountains, Fassa Valley, Dolomit...

Alex Hyde / Fragrant Orchid (Gymnadenia conopsea) and Yellow Rattle (Rhinanthus sp.) flowering in ancient alpine hay meadow. Nordtirol, Austrian Alps. June.

Ross Hoddinott / 2020VISION / Ringlet butterfly {Aphantopus hyperantus} resting on yellow rattle flowers, Denmark Farm, Lampeter, Wales, UK. June

Rolf Nussbaumer / RF- Western Diamondback Rattlesnake (Crotalus atrox), adult in striking pose with rattle raised, in wildflowers. Laredo, Webb County, South Texas, USA. April. (This image may be licensed either as rig...

Nick Upton / Traditional organic hay meadow with a profusion of wild flowers and grasses including Pyramid orchid (Anacamptis pyramidalis) Common spotted orchid (Dactylorhiza fuchsii, Rough hawkbit (Leontodon hisp...

Wild Wonders of Europe / Giesbers / Eurepean yellow rattle (Rhinanthus alectorolophus) flowering in alpine meadow, Liechtenstein, June 2009

Wild Wonders of Europe / Giesbers / European yellow rattle (Rhinanthus alectorolophus) flowering in alpine meadow, Liechtenstein, June 2009

Rolf Nussbaumer / Greater yellow rattle flower {Rhinanthus alectorolophus} Switzerland.

Silvia Reiche / Woodland Ringlet (Erebia medusa) butterfly on Greater Yellowrattle (Rhinanthus angustifolius), Eifel, Germany

Nick Upton / Common carder bumblebee (Bombus pascuorum) nectaring on Yellow rattle (Rhinanthus minor) flowers in a chalk grassland meadow, Wiltshire, UK, May.

Paul Harcourt Davies / Alpine meadow with Sainfoin (Onobrychis arenaria), Meadow clary (Salvia pratensis), Yellow rattle (Rhinathus sp) and Bird's-foot trefoil (Lotus sp). Dolomites, Italy. June.

Paul Harcourt Davies / Species rich alpine meadow including Sainfoin (Onobrychis arenaria), Meadow clary (Salvia pratensis), Clovers (Trifolium spp), Hoary plantain (Plantago media), Bird's-foot trefoil (Lotus sp) and Y...

Paul Harcourt Davies / Species rich alpine meadow with flowers including Meadow clary (Salvia pratensis), Yellow rattle (Rhinathus sp), Sainfoin (Onobrychis arenaria), Bird's-foot trefoil (Lotus sp), Clover (Trifolium s...

Paul Harcourt Davies / Species rich alpine meadow with flowers including Meadow clary (Salvia pratensis), Yellow rattle (Rhinathus sp), Sainfoin (Onobrychis arenaria), Bird's-foot trefoil (Lotus sp), Clover (Trifolium s...

Paul Harcourt Davies / Meadow clary (Salvia pratensis) and Yellow rattle (Rhinathus sp) flowering in alpine meadow. Fassa Valley, Dolomites, Italy. June.

Paul Harcourt Davies / Meadow clary (Salvia pratensis) and Yellow rattle (Rhinathus sp) flowering in alpine meadow. Fassa Valley, Dolomites, Italy. June.

Paul Harcourt Davies / Species rich alpine meadow with flowers including Meadow clary (Salvia pratensis), Yellow rattle (Rhinathus sp), Oxeye daisy (Leucanthemum vulgare), Clover (Trifolium sp) and Bird's-foot trefoil (...

Paul Harcourt Davies / Orange lily (Lilium bulbiferum) in species rich alpine meadow alongside Meadow clary (Salvia pratensis) and Yellow rattle (Rhinathus sp), mountains in background. Fassa Valley, Dolomites, Italy. June...

Paul Harcourt Davies / Species rich alpine meadow with Orange lily (Lilium bulbiferum), Meadow clary (Salvia pratensis), Yellow rattle (Rhinathus sp) and Oxeye daisy (Leucanthemum vulgare). View towards Campitello di Fassa...

Paul Harcourt Davies / Species rich alpine meadow, flowers including Meadow clary (Salvia pratensis), Yellow rattle (Rhinathus sp) and Orange lily (Lilium bulbiferum). Fassa Valley, Dolomites, Italy. June 2019.

Paul Harcourt Davies / View across species rich alpine meadow to Campitello di Fassa, flowers include Meadow clary (Salvia pratensis) and Yellow rattle (Rhinanthus sp). Dolomites, Trentino, Italy. June 2019.

Paul Harcourt Davies / Cable car over species rich alpine meadow with Meadow clary (Salvia pratensis) and Yellow rattle (Rhinanthus sp), coniferous forest on mountains in background. Fassa Valley, Dolomites, Trentino, Italy...

Paul Harcourt Davies / Species rich alpine meadow with Meadow clary (Salvia pratensis) and Yellow rattle (Rhinanthus sp), mountain hut and mountains in background. Fassa Valley, Dolomites, Trentino, Italy. June 2019.

Linda Pitkin / Yellow rattle (Rhinanthus minor) flower, Horton Country Park, Surrey, England, May.

Linda Pitkin / Greater Yellow rattle (Rhinanthus angustifolius), calices with fruit capsules. Nationally rare. Happy Valley, Surrey, England, June.

Linda Pitkin / Greater yellow rattle (Rhinanthus angustifolius), nationally rare, Surrey, England, June.

Ernie Janes / RF - Seiser Alm Dolomites plateau, Alpine meadow with orchids and yellow rattle, South Tyrol, Italy. (This image may be licensed either as rights managed or royalty free.)

Ernie Janes / RF - Seiser Alm Dolomites plateau, Alpine meadow with orchids and yellow rattle, South Tyrol, Italy. (This image may be licensed either as rights managed or royalty free.)

Steve Nicholls / Seed head of Yellow-rattle (Rhinanthus minor), limestone grassland on Rodborough Common, Gloucestershire, UK. September 2011

Nick Garbutt / Alpine Wildflower meadow, a diversity of species including Meadow clary (Salvia pratensis), Sainfoin (Onobrychis sp) and Rattle (Rhinanthus sp). North Tyrol, Austria. June.

Ross Hoddinott / Ringlet butterfly (Aphantopus hyperantus) resting on a yellow rattle flower, Broxwater, Cornwall, UK. June.

Ross Hoddinott / Marbled white butterfly (Melanargia galathea) perched on yellow rattle and bathed in late evening light, Volehouse Moor, Devon, UK. July.

Ross Hoddinott / Green-veined white butterfly (Pieris napi) resting on yellow rattle (Rhinanthus minor) flower, Volehouse Moor Nature Reserve, Devon, England, UK. July.

Ross Hoddinott / Female chalkhill blue butterfly (Lysandra coridon) with wings closed resting on dead yellow rattle, Hatch Hill, Somerset, UK. August

Robert Thompson / Cleopatra butterfly (Gonepteryx cleopatra) on Yellow rattle, French Pyrenees, France. May

Mike Read / Wildflowers growing in puszta grassland with Yellow rattle (Rhinanthus minor) near Tiszaalpar, Kiskunsag National Park, Hungary, June 2017

Mike Read / Wildflowers growing in puszta grassland with Yellow rattle (Rhinanthus minor) near Tiszaalpar, Kiskunsag National Park, Hungary, June 2017

Stephen Dalton / Brimstone butterfly (Gonepteryx rhamni) on Yellow rattle flower (Rhinanthus minor) Somerset, England, UK, May.

Rod Williams / Yellow rattle flowers (Rhinanthus minor) and Wild Marjoram (Origanum vulgare) Hutchinson's Bank, New Addington, London, England, UK. August.

Stephen Dalton / Larger skipper (Ochlodes sylvanus) feeding on Yellow rattle (Rhinanthus minor) Rookery Wood, Sussex, England, UK. June.

Stephen Dalton / Yellow rattle in flower (Rhinanthus minor) Sussex, England, UK, July.

Stephen Dalton / Larger skipper (Ochlodes sylvanus) feeding from Yellow rattle (Rhinanthus minor) flowers, Sussex, England, UK. June.

Fabrice Cahez / Meadow with flowers of Meadow clary (Salvia pratensis), Yellow rattle (Rhinanthus minor), Sainfoin (Onobrychis viciifolia) and Ox-eye daisy (Leucanthemum vulgare), Vosges, France. May.

Fabrice Cahez / Meadow with flowers of Meadow clary (Salvia pratensis), Yellow rattle (Rhinanthus minor), Sainfoin (Onobrychis viciifolia) and Ox-eye daisy (Leucanthemum vulgare), Vosges, France. May.

Fabrice Cahez / Flower meadow with Meadow clary (Salvia pratensis), Yellow rattle (Rhinanthus minor), Sainfoin (Onobrychis viciifolia) and Ox-eye daisy (Leucanthemum vulgare), Vosges, France. May.

Andy Sands / Yellow rattle (Rhinanthus minor) flower head, Buckinghamshire, England, UK, June - Focus Stacked Image

Ross Hoddinott / Marbled White butterfly (Melanargia galathea) resting on Yellow rattle (Rhinanthus minor) flower, Volehouse Moor Nature Reserve, Devon, England, UK. July.

Chris Mattison / Yellow rattle (Rhinanthus minor) New Grove Meadows, Monmouthshire, Wales.