yellow pine

NOUN /jɛloʊ_paɪn/
11 LETTERS · STARTS WITH Y

yellow pine is a valid 11-letter word worth 18 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
Y4E1L1L1O1W4P3I1N1E1
4 + 1 + 1 + 1 + 1 + 4 + 0 + 3 + 1 + 1 + 1 =18 PTS
DOUBLE WORD → 36TRIPLE WORD → 54
MEANING

What does yellow pine mean?