Astrantia major vs astrantia

Astrantia major and astrantia both are nouns.

Word	Noun	Adjective	Verb	Adverb
Astrantia major	Yes	No	No	No
astrantia	Yes	No	No	No

As nouns, astrantia is a hypernym of Astrantia major; that is, astrantia is a word with a broader meaning than Astrantia major:

Astrantia major: European herb with aromatic roots and leaves in a basal tuft and showy compound umbels of white to rosy flowers
astrantia: any plant of the genus Astrantia

Other hypernyms of Astrantia major include masterwort.

Astrantia major (noun)	astrantia (noun)
European herb with aromatic roots and leaves in a basal tuft and showy compound umbels of white to rosy flowers	any plant of the genus Astrantia