big bluegrass

noun

Definition of big bluegrass

: a grass (Poa ampla) used in the Pacific Northwest for forage and pasture having flat leaf blades, glabrous sheaths, and spikelets that are little compressed and have the lemma obscurely keeled

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Learn More About big bluegrass

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Cite this Entry

“Big bluegrass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/big%20bluegrass. Accessed 26 Jul. 2021.

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