sanguinaria : Idioms & Phrases
genus sanguinaria
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noun one species: bloodroot
Sanguinaria.
WordNet
sanguinaria canadensis
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noun perennial woodland native of North America having a red root and red sap and bearing a solitary lobed leaf and white flower in early spring and having acrid emetic properties; rootstock used as a stimulant and expectorant
bloodroot; puccoon; tetterwort; redroot.