Ann & Steve Toon / Cornfield annual summer wildflowers growing on one of the plant charity Landlife's National Wildflower Farms, St Helens, Merseyside, UK, June.

Paul Harcourt Davies / Cornflowers (Centaurea cyanus) and poppies (Papaver rhoeas) growing on fallow fields near Orvieto, Umbria, Italy. June 2010

Paul Harcourt Davies,Paul Harcourt Davies / Cornflowers (Centaurea cyanus) growing on fallow fields near Orvieto, Umbria, Italy, June. Taken with fisheye lens

Diane McAllister / Cosmos (Cosmos bipinnatus), Bachelor buttons / Cornflowers (Centaurea cyanus), and Common poppies (Papaver rhoeas) in a small meadow. Nevada, USA, July

Andy Sands / Black bulgar or Bachelor's Buttons (Bulgaria inquinans) a jelly fungus that grows on fallen Oak, Ash and other hardwood trees, Hertfordshire, Englkand, UK, September. Focus Stacked

Andy Sands / Black bulgar or Bachelor's Buttons (Bulgaria inquinans) a jelly fungus that grows on fallen Oak, Ash and other hardwood trees, Hertfordshire, Englkand, UK, September. Focus Stacked

Andy Sands / Black bulgar or Bachelor's Buttons (Bulgaria inquinans) a jelly fungus that grows on fallen Oak, Ash and other hardwood trees, Hertfordshire, Englkand, UK, September. Focus Stacked

Paul Harcourt Davies / Aconite-leaved buttercup (Ranunculus aconitifolius). Dolomites, Italy. June.

Linda Pitkin / Bachelor's buttons fungus (Bulgaria inquinans), Abinger Roughs NT, Surrey, England, October