Primula auricula vs primula

Primula auricula and primula both are nouns.

Word	Noun	Adjective	Verb	Adverb
Primula auricula	Yes	No	No	No
primula	Yes	No	No	No

As nouns, primula is a hypernym of Primula auricula; that is, primula is a word with a broader meaning than Primula auricula:

Primula auricula: yellow-flowered primrose native to Alps; commonly cultivated
primula: any of numerous short-stemmed plants of the genus Primula having tufted basal leaves and showy flowers clustered in umbels or heads

Other hypernyms of Primula auricula include primrose.

Primula auricula (noun)	primula (noun)
yellow-flowered primrose native to Alps; commonly cultivated	any of numerous short-stemmed plants of the genus Primula having tufted basal leaves and showy flowers clustered in umbels or heads