Collinsia verna vs blue-eyed Mary

Collinsia verna and blue-eyed Mary both are nouns.

Word	Noun	Adjective	Verb	Adverb
Collinsia verna	Yes	No	No	No
blue-eyed Mary	Yes	No	No	No

As nouns, Collinsia verna and blue-eyed Mary are synonyms defined as:

Collinsia verna and blue-eyed Mary: eastern United States plant with whorls of blue-and-white flowers

Collinsia verna (noun)	blue-eyed Mary (noun)
eastern United States plant with whorls of blue-and-white flowers	eastern United States plant with whorls of blue-and-white flowers