compass plant vs compass flower

compass plant and compass flower both are nouns.

Word	Noun	Adjective	Verb	Adverb
compass plant	Yes	No	No	No
compass flower	Yes	No	No	No

As nouns, compass plant and compass flower are synonyms defined as:

compass plant and compass flower: any of several plants having leaves so arranged on the axis as to indicate the cardinal points of the compass

compass plant (noun)	compass flower (noun)
any of several plants having leaves so arranged on the axis as to indicate the cardinal points of the compass	any of several plants having leaves so arranged on the axis as to indicate the cardinal points of the compass
North American annual with red or rose-colored flowers