This article describes poisoning caused by eating parts of the Caladium plant and other plants belonging to the Araceae family.

This is for information only and not for use in the treatment or management of an actual poison exposure. If you have an exposure, you should call your local emergency number (such as 911) or the National Poison Control Center at 1-800-222-1222.

• Calcium oxalate crystals
• Asparagine, a protein found in the plant

Note: All parts of the plants are poisonous if large amounts are eaten.

Caladium and related plants may be purchased as houseplants or used in landscapes. Types include Caladium esculentum and Caladium bicolor.

Eating parts of the plant causes a severe burning in mouth and throat. Other symptoms may include:

• Diarrhea
• Nausea
• Swelling of mouth and tongue
• Redness, swelling, pain, and burning of the eyes
• Vomiting