Milkweed

(1) Asclepia syriaca, common milkweed, common silkweed, cottonweed, silky swallowtail, Virginia silk, wild cotton A perennial herb with a milky white sap, which was used topically by Native Americans for skin complaints—e.g., fungal infections, poison ivy, warts, once used internally for gastrointestinal and respiratory conditions; the root is poisonous
(2) Aesclepias tuberosa, see Pleurisy root

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