black root, wild indigo (Eng.) baptisie des teinturiers (Fr.) chepatakwawutupe (Cree)
Uses:
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Medicinal plant [Ojibwa: 86].
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Roots :
Mixed with Pyrola uliginosa, Galium aperine, Aralia racemosa, Streptopus amplexifolius, Acer pennsylvanicum, and Eupatorium perfoliatum in small quantities, steeped and drunk in gonorrhea, kidney problems, and blood spitting [Algonquians 63].
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Rhizomes :
Powder use as an emetic, cathartic, and on ulcers and syphilitic sores [Cree 74].