Japanese yew vs Taxus cuspidata

Japanese yew and Taxus cuspidata both are nouns.

Word	Noun	Adjective	Verb	Adverb
Japanese yew	Yes	No	No	No
Taxus cuspidata	Yes	No	No	No

As nouns, Japanese yew and Taxus cuspidata are synonyms defined as:

Japanese yew and Taxus cuspidata: shrubby hardy evergreen of China and Japan having lustrous dark green foliage; cultivated in the eastern United States

Japanese yew (noun)	Taxus cuspidata (noun)
shrubby hardy evergreen of China and Japan having lustrous dark green foliage; cultivated in the eastern United States	shrubby hardy evergreen of China and Japan having lustrous dark green foliage; cultivated in the eastern United States