sphagnum
nounAny of various mosses of the genus Sphagnum of wet acidic areas, having long fibrous leafy stems, the decomposed remains of which form a type of peat.
nounA genus of mosses, the peat- or bog-mosses, the only representative of the order Sphagnaceæ. For characters, see
A mass or quantity of moss of this genus: often used attributively; as, sphagnum moss; a sphagnum. bog.
nounA genus of mosses having white leaves slightly tinged with red or green and found growing in marshy places; bog moss; peat moss.
nounAny of various widely distributed
any of various pale or ashy mosses of the genus Sphagnum whose decomposed remains form peat