David Woodfall / Corn Marigold (Chrysanthemum segetum) and Scentless mayweed (Tripleurospermum inodorum) machair habitat, North Uist, Scotland, UK, July.

David Woodfall / Corn Marigold (Chrysanthemum segetum) and Scentless mayweed (Tripleurospermum inodorum) with Poppy (Papaver rhoeas) machair habitat, North Uist, Scotland, UK, July.

David Woodfall / Scentless Mayweed (Tripleurospermum inodorum) and Corn Marigold (Chrysanthemum segetum) growing on cultivated machair. Berneray, North Uist, Scotland, UK, July.

SCOTLAND: The Big Picture / Scentless mayweed (Tripleurospermum inodorum) on field margin of wheat crop, Aberdeenshire, Scotland, UK. July.

Sandra Bartocha / Barley field (Hordeum vulgare) with Camomile (Matricaria chamomilla) flowers at sunset, Gotland, Sweden

MYN / Dirk Funhoff / German chamomile (Matricaria chamomilla), Büchelberg, Pfalz, Germany. May. Meetyourneighbours.net project

Dietmar Nill / Bush cricket sitting on German camomile (Matricaria recutita), Bulgaria

Nature Production / German Chamomile {Matricaria recutita}

Philippe Clement / German Chamomile (Matricaria recutita / Matricaria chamomilla) Extremadura, Spain

Philippe Clement / Flowers of German Chamomile (Matricaria recutita / Matricaria chamomilla) Extremadura, Spain

Pascal Tordeux / German Chamomile (Matricaria chamomilla / recutita). Picardy, France, July.

Nick Upton / Sunflowers (Helianthus annuus), Corn marigolds (Chrysanthemum segetum) and Scentless mayweed / False chamomile (Tripleurospermum inodorum) flowering in arable field, Pembrokeshire, Wales, UK. August.

Nick Upton / Sunflowers (Helianthus annuus) and Scentless mayweed / False chamomile (Tripleurospermum inodorum) flowering in arable field, Pembrokeshire, Wales, UK. August.

Nick Upton / Sheep (Ovis aries) grazing coastal grassland among a dense stand of Scentless mayweed / False chamomile (Tripleurospermum inodorum), St.David's, Pembrokeshire, Wales, UK. August.

Paul Harcourt Davies / Wildflower meadow dominated by Poppies (Papaver rhoeas) and Wild chamomile (Matricaria chamomilla) in flower in summer,.above Santa Stefano di Sessanio, Abruzzo, Italy. June.

Paul Harcourt Davies / Wildflower meadow dominated by Poppies (Papaver rhoeas) and Wild chamomile (Matricaria chamomilla) in flower in summer,.above Santa Stefano di Sessanio, Abruzzo, Italy. June.

Paul Harcourt Davies / Wildflower meadow dominated by Wild chamomile (Matricaria chamomilla) in summer, above Santa Stefano di Sessanio, Abruzzo, Italy. June.

Philippe Clement / Wild chamomile / German chamomile (Matricaria chamomilla)) in flower, Belgium. August.

Nigel Cattlin / Scentless mayweed, (Tripleurospermum inodorum) a weed and secondary pest host flowering, with flower beetles and other insects, Berkshire, July

Nigel Cattlin / Scentless mayweed (Tripleurospermum inodorum) flowering with flower beetles and other insects in Oilseed rape / Canola crop in seedpod stage, Berkshire, July

Nigel Cattlin / Scentless mayweed (Tripleurospermum inodorum) with annual grasses flowering in cereal stubble post-harvest, Berkshire, England, UK, September