salmwood vs angiospermous tree

salmwood and angiospermous tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
salmwood	Yes	No	No	No
angiospermous tree	Yes	No	No	No

As nouns, angiospermous tree is a hypernym of salmwood; that is, angiospermous tree is a word with a broader meaning than salmwood:

salmwood: large tropical American tree of the genus Cordia grown for its abundant creamy white flowers and valuable wood
angiospermous tree: any tree having seeds and ovules contained in the ovary

Other hypernyms of salmwood include flowering tree.

salmwood (noun)	angiospermous tree (noun)
large tropical American tree of the genus Cordia grown for its abundant creamy white flowers and valuable wood	any tree having seeds and ovules contained in the ovary