primrose vs primula

primrose and primula both are nouns.

Word	Noun	Adjective	Verb	Adverb
primrose	Yes	No	No	No
primula	Yes	No	No	No

As nouns, primrose and primula are synonyms defined as:

primrose and primula: any of numerous short-stemmed plants of the genus Primula having tufted basal leaves and showy flowers clustered in umbels or heads

primrose (noun)	primula (noun)
any of numerous short-stemmed plants of the genus Primula having tufted basal leaves and showy flowers clustered in umbels or heads	any of numerous short-stemmed plants of the genus Primula having tufted basal leaves and showy flowers clustered in umbels or heads