red beech vs flowering tree

red beech and flowering tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
red beech	Yes	No	No	No
flowering tree	Yes	No	No	No

As nouns, flowering tree is a hypernym of red beech; that is, flowering tree is a word with a broader meaning than red beech:

Other hypernyms of red beech include angiospermous tree.

red beech (noun)	flowering tree (noun)
North American forest tree with light green leaves and edible nuts	any tree having seeds and ovules contained in the ovary
large tree of Australasia