garden forget-me-not vs Myosotis sylvatica

garden forget-me-not and Myosotis sylvatica both are nouns.

Word	Noun	Adjective	Verb	Adverb
garden forget-me-not	Yes	No	No	No
Myosotis sylvatica	Yes	No	No	No

As nouns, garden forget-me-not and Myosotis sylvatica are synonyms defined as:

garden forget-me-not and Myosotis sylvatica: small biennial to perennial herb of Europe, northern Africa and western Asia having blue, purple or white flowers

garden forget-me-not (noun)	Myosotis sylvatica (noun)
small biennial to perennial herb of Europe, northern Africa and western Asia having blue, purple or white flowers	small biennial to perennial herb of Europe, northern Africa and western Asia having blue, purple or white flowers