wild rosemary vs marsh tea

wild rosemary and marsh tea both are nouns.

Word	Noun	Adjective	Verb	Adverb
wild rosemary	Yes	No	No	No
marsh tea	Yes	No	No	No

As nouns, wild rosemary and marsh tea are synonyms defined as:

wild rosemary and marsh tea: bog shrub of northern and central Europe and eastern Siberia to Korea and Japan

Other synonyms of wild rosemary include Ledum palustre.

wild rosemary (noun)	marsh tea (noun)
bog shrub of northern and central Europe and eastern Siberia to Korea and Japan	bog shrub of northern and central Europe and eastern Siberia to Korea and Japan