pointed-leaf maple vs Acer argutum

pointed-leaf maple and Acer argutum both are nouns.

Word	Noun	Adjective	Verb	Adverb
pointed-leaf maple	Yes	No	No	No
Acer argutum	Yes	No	No	No

As nouns, pointed-leaf maple and Acer argutum are synonyms defined as:

pointed-leaf maple and Acer argutum: small shrubby Japanese plant with leaves having 5 to 7 acuminate lobes; yellow in autumn

pointed-leaf maple (noun)	Acer argutum (noun)
small shrubby Japanese plant with leaves having 5 to 7 acuminate lobes; yellow in autumn	small shrubby Japanese plant with leaves having 5 to 7 acuminate lobes; yellow in autumn