n. Any of various plants of the genus Anagallis, having opposite leaves and flowers with a five-lobed calyx, especially the scarlet pimpernel. [Middle English pimpernelle, from Old French, alteration of piprenelle, from Late Latin pimpinella, perhaps from Latin piper, pepper; see PEPPER.] ![]() (click for a larger image) pimpernelscarlet pimpernel Anagallis arvensis |
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