Pine, Ponderosa pine, Pinus ponderosa, Detail showing spiky nature of the tree.

Ayacahuite pine, Pinus ayacahuite, Group of brown coloured cone growing outdoor on the the tree.

Ayacahuite pine, Pinus ayacahuite, Group of brown coloured cone growing outdoor on the the tree.

Ayacahuite pine, Pinus ayacahuite, Single brown coloured cone growing outdoor on the the tree.

Pine, Scots pine 'Gold Coin', Pinus sylvestris 'Gold Coin', Detail of plant showing pattern.

Pine, Scots pine 'Gold Coin', Pinus sylvestris 'Gold Coin', Detail of plant showing pattern.

Mexican pinenut, Pinus cembroides, Masses of pine nuts in a pile with moody light.

Pinenut, Pinus cembroides.

Abies, Picea, Pine, Fir, Pinus.

Abies, Picea, Pine, Fir, Pinus.

Pine, Stone pine, Pinus pinea.

Pine, Stone pine, Pinus pinea.