Definition of galinsoga
1 capitalized : a small genus of weedy tropical American herbs (family Compositae) with opposite leaves and small heads of yellowish flowers some of which have become naturalized in Europe and North America — see frenchweed 2
2 plural galinsoga : any plant of the genus Galinsoga
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Origin and Etymology of galinsoga
New Latin, after Mariano M. de Galinsoga †1797 Spanish botanist
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