purple cress

noun

Definition of purple cress

: a small perennial herb (Cardamine douglasii) of the cooler regions of North America with dentate roundish leaves and racemose purple flowers

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“Purple cress.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/purple%20cress. Accessed 16 Feb. 2020.

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