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nassella tussock

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Definition of nassella tussock

: an aggressive Chilean grass (Nassella tichotoma) that has been introduced accidentally in various regions and is a serious weed in New Zealand rangeland

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“Nassella tussock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nassella%20tussock. Accessed 4 Mar. 2021.

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