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sea lyme grass

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noun
  1. 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