greater masterwort vs astrantia

greater masterwort and astrantia both are nouns.

Word	Noun	Adjective	Verb	Adverb
greater masterwort	Yes	No	No	No
astrantia	Yes	No	No	No

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

greater masterwort: 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 greater masterwort include masterwort.

greater masterwort (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