A.a large area of land covered with trees and plants, usually larger than a wood, or the trees and plants themselves:
B.root, in botany, that part of a vascular plant normally underground. ... Its primary functions are anchorage of the plant, absorption of water and dissolved minerals and conduction of these to the stem, and storage of reserve foods.
C.a plant having a permanently woody main stem or trunk, ordinarily growing to a considerable height, and usually developing branches at some distance from the ground. any of various shrubs, bushes, and plants, as the banana, resembling a tree in form and size.