Fraxinus ornus vs flowering ash

Fraxinus ornus and flowering ash both are nouns.

Word	Noun	Adjective	Verb	Adverb
Fraxinus ornus	Yes	No	No	No
flowering ash	Yes	No	No	No

As nouns, Fraxinus ornus and flowering ash are synonyms defined as:

Fraxinus ornus and flowering ash: southern Mediterranean ash having fragrant white flowers in dense panicles and yielding manna

Other synonyms of Fraxinus ornus include manna ash.

Fraxinus ornus (noun)	flowering ash (noun)
southern Mediterranean ash having fragrant white flowers in dense panicles and yielding manna	southern Mediterranean ash having fragrant white flowers in dense panicles and yielding manna
	shrubby ash of southwestern United States having fragrant white flowers
	shrubby California ash with showy off-white flowers