yellow bachelor's button vs yellow milkwort

yellow bachelor's button and yellow milkwort both are nouns.

Word	Noun	Adjective	Verb	Adverb
yellow bachelor's button	Yes	No	No	No
yellow milkwort	Yes	No	No	No

As nouns, yellow bachelor's button and yellow milkwort are synonyms defined as:

yellow bachelor's button and yellow milkwort: bog plant of pine barrens of southeastern United States having spikes of irregular yellow-orange flowers

Other synonyms of yellow bachelor's button include candyweed, orange milkwort, Polygala lutea.

yellow bachelor's button (noun)	yellow milkwort (noun)
bog plant of pine barrens of southeastern United States having spikes of irregular yellow-orange flowers	bog plant of pine barrens of southeastern United States having spikes of irregular yellow-orange flowers