From WordNet (r) 3.0 (2006): sweet flag n 1: perennial marsh plant having swordlike leaves and aromatic roots [syn: sweet flag, calamus, sweet calamus, myrtle flag, flagroot, Acorus calamus]
sweet flag n 1: perennial marsh plant having swordlike leaves and aromatic roots [syn: sweet flag, calamus, sweet calamus, myrtle flag, flagroot, Acorus calamus]