The Cuban pine, which occurs mostly in the West Indies and South America, as well as the Gulf States of America.

Cuban pine (pinus cubensis Griseb.). Two-thirds natural size. cone scales, dorsal view

The Cuban pine, which occurs mostly in the West Indies and South America, as well as the Gulf States…

The Cuban pine, which occurs mostly in the West Indies and South America, as well as the Gulf States of America.

Cuban pine (pinus cubensis Griseb.). Two-thirds natural size. cone scales, ventral view

The Cuban pine, which occurs mostly in the West Indies and South America, as well as the Gulf States…

The loblolly pine, also known as slash-pine is a common pine tree in the Virginias and Carolinas.

Loblolly pine (pinus toeda L.). Two-thirds natural size. detached cone scales dorsal view

The loblolly pine, also known as slash-pine is a common pine tree in the Virginias and Carolinas.

The loblolly pine, also known as slash-pine is a common pine tree in the Virginias and Carolinas.

Loblolly pine (pinus toeda L.). Two-thirds natural size. detached cone scales ventral view

The loblolly pine, also known as slash-pine is a common pine tree in the Virginias and Carolinas.

The shortleaf pine is mostly associated with with deciduous-leaved trees, often the predominant forest growth in parts of North America.

Shortleaf pine (pinus echinata Mill.). Natural size. cone scales, dorsal view

The shortleaf pine is mostly associated with with deciduous-leaved trees, often the predominant forest…

The shortleaf pine is mostly associated with with deciduous-leaved trees, often the predominant forest growth in parts of North America.

Shortleaf pine (pinus echinata Mill.). Natural size. cone scales, ventral view

The shortleaf pine is mostly associated with with deciduous-leaved trees, often the predominant forest…