bog moss vs peat moss

bog moss and peat moss both are nouns.

Word	Noun	Adjective	Verb	Adverb
bog moss	Yes	No	No	No
peat moss	Yes	No	No	No

As nouns, bog moss and peat moss are synonyms defined as:

bog moss and peat moss: any of various pale or ashy mosses of the genus Sphagnum whose decomposed remains form peat

Other synonyms of bog moss include sphagnum, sphagnum moss.

bog moss (noun)	peat moss (noun)
any of various pale or ashy mosses of the genus Sphagnum whose decomposed remains form peat	any of various pale or ashy mosses of the genus Sphagnum whose decomposed remains form peat