Quaking grass definitions

quaking grass

any of about 20 species of slender annual or perennial grasses making up the genus Briza (family Poaceae), named for the spikelets of open flower ...
Found on http://www.britannica.com/eb/a-z/q/3

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quaking grass

any of several grasses of the genus Briza, having spikelets with slender, drooping stalks.
Found on https://www.infoplease.com/dictionary/quaking-grass

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