美国东南一种大型的三针松树，针叶长，树枝多瘤弯曲；深深的脊状纹树皮呈红褐色；重要的木材。
Large 3-needled pine of southeastern United States having very long needles and gnarled twisted limbs ; bark is red-brown deeply ridgedged ; an important timber tree .
哦，原来树皮下面是红的呀！
Oh , it 's red beneath the bark !
树皮红