Acicular and Unsubdivided

Acicular adjective - Narrow and long and pointed; as pine leaves.

Unsubdivided and acicular are semantically related. In some cases you can use "Unsubdivided" instead an adjective "Acicular".

Unsubdivided adjective - (botany) of leaf shapes; of leaves having no divisions or subdivisions.

Acicular and unsubdivided are semantically related. Sometimes you can use "Acicular" instead an adjective "Unsubdivided".