Definition of Proserpinaca
: a genus of North American aquatic or marsh herbs (family Haloragaceae) having finely divided or pinnatifid leaves, tiny perfect but apetalous axillary flowers, and small bony angled fruit — see mermaid weed
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Origin and Etymology of proserpinaca
New Latin, from Latin, a plant, probably knotweed, from Proserpina, goddess of the subterranean world of the dead, from Greek Persephonē
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