Learn the basics to identify and avoid poison ivy, poison sumac and poison oak with great detailed photos.
The poisonous app refers to poison ivy, poison sumac, and poison oak. It is a reference for identification and prevention by providing photos and other relavant information to help identify these plants at various times of the growing season. In addition to a gallery of photos, there are horticultural descriptions of the plants foliage, bud, stem, fruit, flower, and plant distribution.