Bark is smooth, thin and gray with resin filled blisters.

Bark furrowed but easily cut. Dark gray within Fissures

Bark smooth greenish white when young, more deeply fissured as it gets older.

Bark with drregular dark circular plates with upturned edges.

Bark thick deeply furrowed with rounded ridges.

Bark ashy gray and divided by deep irregular furrows.

Bark dark scaly and fissured.

Bark reddish brown and scaly. Reddish brown more pronounced between scales.

Young bark smooth and light gray becoming cracked, horizontally and radially, then shaggy or scaly.

Young bark smooth and gray then breaking into firm flat topped ridges with shallow fissures. Inner bark reddish.

Thick bark divided by shallow fissures into broad flat ridges covered by thin reddish brown scales.

Young bark orange becoming dark and fissured when old.

Bark is light gray-brown, thin and scaly.

Dark gray bark, smooth and firm becoming furrowed into irregular plates lifting on one side.

Bark yellowish green to white, roughened with broad ridges on old truncks.

Bark deeply furrowed with narrow flat topped ridges that run together making diamond shapes.

Yellowish gray bark peeling in thin papery layers.

Bark smooth steel gray.