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

Chris Mattison / Seedling cone plants (Conophytum subfenestratum), approximately two months after sowing. Focus-stacked image.

Chris Mattison / Seedling cone plants (Conophytum subfenestratum), approximately two months after sowing. Focus-stacked image.

Chris Mattison / Conophytum concavum, a stone-mimicking succulent endemic to the Knersvlakte region, Namaqualand, South Africa

Tony Phelps / Juvenile Herald snake (Crotaphopeltis hotamboia) amongst Button daisies, Dehoop Nature Reserve, Western Cape, South Africa, August.

Tony Phelps / Juvenile Herald snake (Crotopheltis hotamboia) lying amongst Button daisies, DeHoop Nature Reserve, Western Cape, South Africa, August.

Colin Varndell / Silk button galls on the underside of Pedunculate oak leaf (Quercus robur) caused by the Gall wasp (Neuroterus numismalis). Dorset, UK, September.

Solvin Zankl / Oak spangle gall (Neuroterus numismalis) on oak tree leaf, Niedersechsische Elbtalaue Biosphere Reserve, Elbe Valley, Lower Saxony, Germany

Chris Mattison / Succulent (Conophytum sp, possibly C. minutum) Richtersveld, South Africa.

RHONDA KLEVANSKY / Succulent plant (Conophytum) growing amongst stones, Richtersveld National Park and World Heritage Site, Northern Cape, South Africa, August.