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rock brake

noun

  1. any of various ferns of the genera Pellaea and Cryptogramma , which grow on rocky ground and have sori at the ends of the veins

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Example Sentences

On the same cliff were tufts of the alpine woodsia and dense patches of rock-brake—but these stand in no need of the bee.

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petrichor

[pet-ri-kawr]

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rock-boundrock cake

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