Pinus can be shrubs or large, evergreen trees, some species with attractive bark, developing an irregular outline with age and bearing long needle-like leaves in bundles of 2, 3 or 5; conspicuous cones may fall or remain on the tree for years
P. nigra subsp. laricio is a large evergreen tree to 40m, with an open crown and slender, dark grey-green needles in pairs. Cones ovoid, pale brown