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rheumatism weed, Indian hemp, Apocynum cannabinum | Canadian dogbane yielding a tough fiber used as cordage by Native Americans; used in folk medicine for pain or inflammation in joints | |
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common dogbane, spreading dogbane, rheumatism weed, Apocynum androsaemifolium | North American perennial having pinkish flowers in loose cymes; used in folk medicine for pain or inflammation in joints |