The Collaborative International Dictionary of English v.0.48:

lodgepole pine \lodgepole pine\ n.
   A tall, narrow 2-needled pine (Pinus contorta) of the
   coastal Northwestern U. S., having a red to yellow-brown bark
   fissured into small squares and bearing egg-shaped cones.

   Syn: shore pine, lodgepole pine, spruce pine, Pinus
        contorta.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Pinus contorta
    n 1: shrubby two-needled pine of coastal northwestern United
         States; red to yellow-brown bark fissured into small
         squares [syn: shore pine, lodgepole, lodgepole pine,
         spruce pine, Pinus contorta]