n. (pl. sphagna) (in full sphagnum moss) any moss of the genus Sphagnum, growing in bogs and peat, and used as packing esp. for plants, as fertilizer, etc.
[ mod.L f. Gk sphagnos a moss ]
SPHAGNUM
Meaning of SPHAGNUM in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012