The longleaf pine commonly found in the South Atlantic and Gulf States. The longleaf pine branch has a terminal bud.

Longleaf Pine (Pinus palustris Mill.). Two-thirds natural size. Branch with terminal bud

The longleaf pine commonly found in the South Atlantic and Gulf States. The longleaf pine branch has…

The longleaf pine has a type of pine cone that is large, open and commonly found in the South Atlantic and Gulf States.

Longleaf Pine (Pinus palustris Mill.). Open cone, natural size.

The longleaf pine has a type of pine cone that is large, open and commonly found in the South Atlantic…

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves are 9 to 12 inches long.

Longleaf Pine (Pinus palustris Mill.). Two-thirds natural size. cross sections (magnified) of leaves.

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves are 9 to 12 inches…

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves are 9 to 12 inches long.

Longleaf Pine (Pinus palustris Mill.). Two-thirds natural size. cross sections (magnified) of leaves.

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves are 9 to 12 inches…

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves are 9 to 12 inches long.

Longleaf Pine (Pinus palustris Mill.). Two-thirds natural size. cross sections (magnified) of leaves.

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves are 9 to 12 inches…

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves are 9 to 12 inches long.

Longleaf Pine (Pinus palustris Mill.). Two-thirds natural size. epidermis of leaf (magnified)

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves are 9 to 12 inches…

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves come 3 in a bundle, 9 to 12 inches long.

Longleaf Pine (Pinus palustris Mill.). Two-thirds natural size. Leaf bundle.

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves come 3 in a bundle,…

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves are 9 to 12 inches long.

Longleaf Pine (Pinus palustris Mill.). Two-thirds natural size. Primary leaf bracts (magnified)

The longleaf pine commonly found in the South Atlantic and Gulf States. The leaves are 9 to 12 inches…