Astrantia major vs greater masterwort

Astrantia major and greater masterwort both are nouns.

Word	Noun	Adjective	Verb	Adverb
Astrantia major	Yes	No	No	No
greater masterwort	Yes	No	No	No

As nouns, Astrantia major and greater masterwort are synonyms defined as:

Astrantia major and greater masterwort: European herb with aromatic roots and leaves in a basal tuft and showy compound umbels of white to rosy flowers

Astrantia major (noun)	greater masterwort (noun)
European herb with aromatic roots and leaves in a basal tuft and showy compound umbels of white to rosy flowers	European herb with aromatic roots and leaves in a basal tuft and showy compound umbels of white to rosy flowers