Also called tulip poplar, yellow poplar. a tall tree, Liriodendron tulipifera, of the magnolia family, native to the eastern U.S., having large, cup-shaped, green and orange flowers: the state tree of Indiana, Kentucky, and Tennessee.
The leaves of the tulip tree are similar to leaves of the tulip flower the bark is light grey with white grooves.
British Dictionary definitions for tulip tree
tulip tree
noun
1.
Also called tulip poplar, yellow poplar. a North American magnoliaceous forest tree, Liriodendron tulipifera, having tulip-shaped greenish-yellow flowers and long conelike fruits
2.
a similar and related Chinese tree, L. chinense
3.
any of various other trees with tulip-shaped flowers, such as the magnolia