fall witchgrass

noun

Definition of fall witchgrass

: a tufted North American perennial grass (Leptoloma cognatum) with flat leaves, brittle culms, and very diffuse terminal panicles that break away at maturity and become tumbleweeds

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“Fall witchgrass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fall%20witchgrass. Accessed 28 Nov. 2020.

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