large Japanese ornamental having long needles in bunches of 2; widely planted in United States because of its resistance to salt and smog Synonym(s):Japanese black pine, black pine, Pinus thunbergii
tall symmetrical pine of western North America having long blue-green needles in bunches of 3 and elongated cones on spreading somewhat pendulous branches; sometimes classified as a variety of ponderosa pine Synonym(s):Jeffrey pine, Jeffrey's pine, black pine, Pinus jeffreyi
large two-needled timber pine of southeastern Europe Synonym(s):black pine, Pinus nigra