Missouri primrose vs Ozark sundrops

Missouri primrose and Ozark sundrops both are nouns.

Word	Noun	Adjective	Verb	Adverb
Missouri primrose	Yes	No	No	No
Ozark sundrops	Yes	No	No	No

As nouns, Missouri primrose and Ozark sundrops are synonyms defined as:

Missouri primrose and Ozark sundrops: evening-opening primrose of south central United States

Other synonyms of Missouri primrose include Oenothera macrocarpa.

Missouri primrose (noun)	Ozark sundrops (noun)
evening-opening primrose of south central United States	evening-opening primrose of south central United States