mountain tea vs shrublet

mountain tea and shrublet both are nouns.

Word	Noun	Adjective	Verb	Adverb
mountain tea	Yes	No	No	No
shrublet	Yes	No	No	No

As nouns, shrublet is a hypernym of mountain tea; that is, shrublet is a word with a broader meaning than mountain tea:

mountain tea: creeping shrub of eastern North America having white bell-shaped flowers followed by spicy red berrylike fruit and shiny aromatic leaves that yield wintergreen oil
shrublet: dwarf shrub

mountain tea (noun)	shrublet (noun)
creeping shrub of eastern North America having white bell-shaped flowers followed by spicy red berrylike fruit and shiny aromatic leaves that yield wintergreen oil	dwarf shrub