Andres M. Dominguez / Portuguese oak tree (Quercus faginea) covered in moss, Los Alcornocales Natural Park, southern Spain, November.

Jack Dykinga / Deciduous forest with Sabinos (Taxodium mucrunatum) with tangled roots, bank of the Rio Cuchujaqui Sierra Alamos, Mexico

Oriol Alamany / Strangler fig (Ficus sp) stems growing and merging into each other, Green Mountains, Lamington National Park, Rainforests of Australia UNESCO World Heritage Site, Queensland, Australia

Oriol Alamany / Strangler fig (Ficus sp) growing over Hoop Pine tree(Araucaria cunninghamii) with branches knotting round each other, Morans Falls Track, Green Mountains. Lamington National Park, Rainforests of Aust...

David Noton / Bluebells (Hyacinthoides non-scripta) in woodland near Minterne Magna, Dorset, England, UK, April.

SCOTLAND: The Big Picture / Tangled dead boughs of veteran Scots Pine (Pinus sylvestris), Rothiemurchus Forest, Cairngorms National Park, Scotland, UK, September.

David Pattyn / Trees in Hautes Fagnes Nature Reserve in winter after snowfall. This area - Noir Flohay was burnt a few years ago and some trees are still blackened, Hautes Fagnes, Belgian Ardennes, Belgium, February...