Himalayan lilac vs Syringa emodi

Himalayan lilac and Syringa emodi both are nouns.

Word	Noun	Adjective	Verb	Adverb
Himalayan lilac	Yes	No	No	No
Syringa emodi	Yes	No	No	No

As nouns, Himalayan lilac and Syringa emodi are synonyms defined as:

Himalayan lilac and Syringa emodi: robust upright shrub of mountains of northern India having oblong-elliptic leaves and pale lilac or white malodorous flowers

Himalayan lilac (noun)	Syringa emodi (noun)
robust upright shrub of mountains of northern India having oblong-elliptic leaves and pale lilac or white malodorous flowers	robust upright shrub of mountains of northern India having oblong-elliptic leaves and pale lilac or white malodorous flowers