sphagnum

From the genus name, which is from Ancient Greek σφάγνος (sphágnos).

• IPA^(key): /ˈsfæɡnəm/
• Rhymes: -æɡnəm

sphagnum (plural sphagnums)

1. Any of various widely distributed mosses, of genus Sphagnum, which slowly decompose to form peat.

   Synonym: peat moss

   • 1999, Julia Leigh, The Hunter, Faber & Faber 2012, p. 32:

     [T]he ground up here is waterlogged and riddled with potholes, holes beneath the spongy coral fern, hidden holes throughout the sphagnum.

• sphagnous