Quick definitions from WordNet (Rheumatism weed)
▸ noun: Canadian dogbane yielding a tough fiber used as cordage by native Americans; used in folk medicine for pain or inflammation in joints
▸ noun: North American perennial having pinkish flowers in loose cymes; used in folk medicine for pain or inflammation in joints
▸ noun: Canadian dogbane yielding a tough fiber used as cordage by native Americans; used in folk medicine for pain or inflammation in joints
▸ noun: North American perennial having pinkish flowers in loose cymes; used in folk medicine for pain or inflammation in joints