There are many common plants that can be toxic to our pets or at the least very irritating to their intestinal tract when they are ingested. When planning your outdoor garden/flower beds or purchasing a new plant for inside the house, you need to consider whether it can be hazardous to your pet.
Veterinary Partner is a great website for pet owners, that gives practical information about health problems that can affect our pets. They also have a great section on plants that are safe to be in your pet’s environment.
Cornell University has a comprehensive list of toxic plants including pictures of the plants and other pertinent information about each of those plants.