a. [f. SPHAGN-UM.]
1. Of the nature of, consisting of, sphagnum.
182832. Webster (citing Bigelow), Sphagnous, pertaining to bog-moss, mossy.
1846. Dana, Zooph., iv. (1848), 64. Like the sphagnous moss of a peat-swamp, coral zoophytes continue growing at top.
1868. Rep. U.S. Commissioner Agric. (1869), 173. The annual moisture would collect between the impervious clayey soil and its sphagnous covering.
1888. Pall Mall Gaz., 20 Aug., 12/1. A marsh lakewhose wide margins were one dense mass of trembling sphagnous moss.
2. Producing, or abounding in, sphagnum.
1845. S. Judd, Margaret, I. v. 27. Their habitat is sphagnous places, what you call swamps.
1853. G. Johnston, Nat. Hist. E. Bord., 39. Sundew. In sphagnous bogs.