African violet vs Saintpaulia ionantha

African violet and Saintpaulia ionantha both are nouns.

Word	Noun	Adjective	Verb	Adverb
African violet	Yes	No	No	No
Saintpaulia ionantha	Yes	No	No	No

As nouns, African violet and Saintpaulia ionantha are synonyms defined as:

African violet and Saintpaulia ionantha: tropical African plant cultivated as a houseplant for its violet or white or pink flowers

African violet (noun)	Saintpaulia ionantha (noun)
tropical African plant cultivated as a houseplant for its violet or white or pink flowers	tropical African plant cultivated as a houseplant for its violet or white or pink flowers