Arum spp.

Common name(S) Adam-and-Eve plant, black calla, caladium, cuckoopint, Italian arum, Solomon's lily.

Toxin(s) Calcium oxalate and possibly irritant proteins.

Toxic part(s) Whole plant.

Signs Pain and swelling of the oral cavity. Acute inflammation of the oropharynx accompanied by salivation, pawing at the mouth, and drooling. Edema of the lips, tongue, and throat may be seen.

Treatment Usually none required. Analgesics may be required. Swelling may be treated with cool compresses. It is unknown if diuretics or glucocorticosteroid would help with the inflammation. Rarely, swelling of the tongue, glottis, or pharynx will interfere with respiration. If necessary, secure the airway.