rosemary vs Rosmarinus officinalis

rosemary and Rosmarinus officinalis both are nouns.

Word	Noun	Adjective	Verb	Adverb
rosemary	Yes	No	No	No
Rosmarinus officinalis	Yes	No	No	No

As nouns, rosemary and Rosmarinus officinalis are synonyms defined as:

rosemary and Rosmarinus officinalis: widely cultivated for its fragrant grey-green leaves used in cooking and in perfumery

rosemary (noun)	Rosmarinus officinalis (noun)
extremely pungent leaves used fresh or dried as seasoning for especially meats	widely cultivated for its fragrant grey-green leaves used in cooking and in perfumery
widely cultivated for its fragrant grey-green leaves used in cooking and in perfumery