Flowering tree and Tulip tree

Flowering tree noun - Any tree having seeds and ovules contained in the ovary.

Tulip tree and flowering tree are semantically related. In some cases you can replace phrase "Tulip tree" with "Flowering tree", this phrases are similar.

Tulip tree noun - Tall North American deciduous timber tree having large tulip-shaped greenish yellow flowers and conelike fruit; yields soft white woods used especially for cabinet work.

Flowering tree and tulip tree are semantically related. You can use "Flowering tree" instead a noun phrase "Tulip tree".