pleurisy root(redirected from aesclepias tuberosa)
Also found in: Dictionary, Thesaurus, Encyclopedia.
See butterfly weed.
pleurisy rootAn herbal root which contains glycosides—e.g., asclepiadin, resins, volatile oil; it is antispasmodic, diaphoretic, expectorant, tonic, carminative and mildly cathartic, and has been used by herbalists for respiratory tract infections.
Fresh roots may cause vomiting and toxicity at high doses.