stokes' aster vs cornflower aster

stokes' aster and cornflower aster both are nouns.

Word	Noun	Adjective	Verb	Adverb
stokes' aster	Yes	No	No	No
cornflower aster	Yes	No	No	No

As nouns, stokes' aster and cornflower aster are synonyms defined as:

stokes' aster and cornflower aster: erect perennial of southeastern United States having large heads of usually blue flowers

Other synonyms of stokes' aster include Stokesia laevis.

stokes' aster (noun)	cornflower aster (noun)
erect perennial of southeastern United States having large heads of usually blue flowers	erect perennial of southeastern United States having large heads of usually blue flowers