Japanese linden vs Tilia japonica

Japanese linden and Tilia japonica both are nouns.

Word	Noun	Adjective	Verb	Adverb
Japanese linden	Yes	No	No	No
Tilia japonica	Yes	No	No	No

As nouns, Japanese linden and Tilia japonica are synonyms defined as:

Japanese linden and Tilia japonica: medium-sized tree of Japan used as an ornamental

Other synonyms of Japanese linden include Japanese lime.

Japanese linden (noun)	Tilia japonica (noun)
medium-sized tree of Japan used as an ornamental	medium-sized tree of Japan used as an ornamental