Very poisonous! Sumacaceae - Anacardiaceae. Common name: poison ivy. Pharmacy name: poison sumac leaves - Rhois toxicodendron folium (formerly: Folia Rhois toxicodendron). Botanical description. A small shrub, with pubescent leaves, 8-10 cm long, very variable in shape and with a paniculate inflorescence. The plant secretes milky sap.
Grows in North America and East Asia. Active ingredients: gallic acid, urushiol (milky juice with skin irritating substances), tannins, toxic glycosides.
Application. Used almost exclusively in homeopathy (Rhus toxicodendron) against complications of influenza, rheumatism, pain of a nervous nature, feverish conditions and skin diseases.