Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun arrow_grass

1 sense of arrow grass

Sense 1
arrow grass, Triglochin maritima -- (tufted perennial found in shallow water or marshland; sometimes poisons livestock)
       => marsh plant, bog plant, swamp plant -- (a semiaquatic plant that grows in soft wet land; most are monocots: sedge, sphagnum, grasses, cattails, etc; possibly heath)