Brown oak and Flowering tree

Brown oak noun - Large tree of Australasia.

Flowering tree and brown oak are semantically related. In some cases you can use "Flowering tree" instead a noun phrase "Brown oak".

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

Brown oak and flowering tree are semantically related. Sometimes you can replace phrase "Brown oak" with "Flowering tree", this phrases are similar.