Theo Bosboom / Cushion pink (Silene acaulis) in highlands, A?xarfjardarheidi, Iceland, June

Philippe Clement / Moss campion (Silene acaulis) in flower, Keen of Hamar, Unst, Shetland Islands, Scotland, UK, May

Bruno D'Amicis / Cushion of Moss campion (Silene acaulis) on Majella's altitude plateau, with Mount Amaro (2793m) in the distance, Majella's highest peak. Abruzzo, Central Apennines, Italy, July.

Alex Hyde / Moss campion (Silene acaulis) Nordtirol, Austrian Alps, July.

Robin Chittenden / Moss campion (Silene acaulis) Iceland June

Alex Hyde / Moss Campion (Silene acaulis) photographed with a fisheye lens to show mountain environment. Nordtirol, Austrian Alps, June.

Bryan and Cherry Alexander / Moss Campion (Silene acaulis) growing on a rocky ledge in Adventdalen,Svalbard, Norway, summer.

Pal Hermansen / Moss campion (Silene acaulis) Svalbard, Norway, July.

Pal Hermansen / Moss campion (Silene acaulis) in flower, Svalbard, Norway, July.

Adrian Davies / Moss campion (Silene acaulis) and Net-leaved willow (Salix reticulata) growing among rocks, Mannichen, Switzerland. June.

Jeff Foott / Moss Campion (Silene acaulis), flowering on lava during spring, Iceland, June.

Paul Harcourt Davies / Moss campion (Silene acaulis) cushions growing on rock. Dolomites, Italy. July.