Echinacea, Eastern Purple Coneflower, Echinacea Purpurea, Close up detail of gren coloured flower.

Eastern Black Walnut, Juglans nigra, Green fruit growing outdoor on the tree.

Eastern Black Walnut, Juglans nigra, Green fruit growing outdoor on the tree.

Eastern black walnut, Juglans nigra, Green coloured fruit growing outdoor on the plant.

Close up of autumnal colours and trunks of aspen trees, Inyo National forest, California, USA.

Gnarled exposed roots of Bristlecone Pine Tree, Ancient Bristlecone Pine Forest, Inyo county, California, USA.

Deodar, Cedrus deodara, Close up detail of cone growing outdoor on the tree.

Deodar, Cedrus deodara, Close up detail of cone growing outdoor on the tree.

Deodar, Cedrus deodara, Close up detail of cones growing outdoor on the tree.

Deodar, Cedrus deodara, Close up detail of cone growing outdoor on the tree.

Echinacea, Coneflower, Purple coneflower, Echinacea purpurea Honey bee Apis mellifers from behind feeding on flowerhead.

Echinacea, Coneflower, Purple coneflower, Echinacea purpurea, Side view of spiky flower growing outdoor.