Many hundreds of species of poisonous plants grow in the United States. Some of the most beautiful trees, shrubs, vegetables, and vines are poisonous under certain conditions. They provide shade, colorful flowers, or food, but parts of the plant (sap, leaves, seed, flowers, stems) may also contain toxic compounds. Using this publication, you will learn how to identify plants associated with poisonings and other health problems. Included is a table of poisonous plants commonly found around the home and garden and instructions on making a plant identification file.