PINUS
Pinus, genus Pinus
(noun) type genus of the Pinaceae: large genus of true pines
Source: WordNet® 3.1
Pi"nus, n. Etym: [L., a pine tree.] (Bot.)
Definition: A large genus of evergreen coniferous trees, mostly found in
the northern hemisphere. The genus formerly included the firs,
spruces, larches, and hemlocks, but is now limited to those trees
which have the primary leaves of the branchlets reduced to mere
scales, and the secondary ones (pine needles) acicular, and usually
in fascicles of two to seven. See Pine.
Source: Webster’s Unabridged Dictionary 1913 Edition