Of the four subspecies of Pinus contorta, the "shore pine" grows on the Pacific Coast, and the "lodgepole pine" grows in the Rocky Mountains.
There are four subspecies of Pinus contorta, and one of them is sometimes considered to have two varieties. Pinus contorta subsp. contorta shore pine Pacific Coast, southern Alaska to northwest California. Pinus contorta subsp. latifolia lodgepole pine Rocky Mountains, Colorado to Yukon and Saskatchewan; aspen parkland and boreal forests. 
