The Collaborative International Dictionary of English v.0.48:

Lambert pine \Lam"bert pine`\n. [So called from Lambert, an
   English botanist.] (Bot.)
   The gigantic sugar pine of California and Oregon (Pinus
   Lambertiana). It has the leaves in fives, and cones a foot
   long. The timber is soft, and like that of the white pine of
   the Eastern States.
   [1913 Webster]