gentianella vs Gentiana acaulis

gentianella and Gentiana acaulis both are nouns.

Word	Noun	Adjective	Verb	Adverb
gentianella	Yes	No	No	No
Gentiana acaulis	Yes	No	No	No

As nouns, gentianella and Gentiana acaulis are synonyms defined as:

gentianella and Gentiana acaulis: low-growing alpine plant cultivated for its dark glossy green leaves in basal rosettes and showy solitary bell-shaped blue flowers

gentianella (noun)	Gentiana acaulis (noun)
low-growing alpine plant cultivated for its dark glossy green leaves in basal rosettes and showy solitary bell-shaped blue flowers	low-growing alpine plant cultivated for its dark glossy green leaves in basal rosettes and showy solitary bell-shaped blue flowers