Rudbeckia laciniata hortensia vs hortensia

Rudbeckia laciniata hortensia and hortensia both are nouns.

Word	Noun	Adjective	Verb	Adverb
Rudbeckia laciniata hortensia	Yes	No	No	No
hortensia	Yes	No	No	No

As nouns, Rudbeckia laciniata hortensia and hortensia are synonyms defined as:

Rudbeckia laciniata hortensia and hortensia: very tall branching herb with showy much-doubled yellow flower heads

Other synonyms of Rudbeckia laciniata hortensia include double gold, golden glow.

Rudbeckia laciniata hortensia (noun)	hortensia (noun)
very tall branching herb with showy much-doubled yellow flower heads	deciduous shrub bearing roundheaded flower clusters opening green and aging to pink or blue
	very tall branching herb with showy much-doubled yellow flower heads