crystal tea vs Labrador tea

crystal tea and Labrador tea both are nouns.

Word	Noun	Adjective	Verb	Adverb
crystal tea	Yes	No	No	No
Labrador tea	Yes	No	No	No

As nouns, crystal tea and Labrador tea are synonyms defined as:

crystal tea and Labrador tea: evergreen shrub of eastern North America having white or creamy bell-shaped flowers and dark green hairy leaves used for tea during American Revolution

Other synonyms of crystal tea include Ledum groenlandicum.

crystal tea (noun)	Labrador tea (noun)
evergreen shrub of eastern North America having white or creamy bell-shaped flowers and dark green hairy leaves used for tea during American Revolution	evergreen shrub of eastern North America having white or creamy bell-shaped flowers and dark green hairy leaves used for tea during American Revolution