sea lyme grass

noun

a stout grass, Elymus arenarius, of Eurasia, used as a binder for shifting sand.

Origin of sea lyme grass

lyme, perhaps alteration (based on the genus name) of lime¹, with reference to its binding properties; cf. birdlime

Also called dune grass.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018