'''Black moss''' may refer to:
*''Bryoria fremontii'', a lichen eaten by First Peoples in North America; *Fat choy (''Nostoc flagelliforme''), a terrestrial cyanobacteria eaten in Chinese cuisine; *Spanish moss (''Tillandsia usneoides''), a flowering plant, particularly after it has been dried for use as stuffing and decoration; *Numerous species of dark-coloured moss (Bryophyta), possibly species of the genera ''Grimmia'', ''Andreaea'', ''Syntrichia'', or ''Cinclidotus''; *Black Moss Press, a Canadian literary press founded in 1969. * A geographical area of moorland between Diggle and Meltham in West Yorkshire
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