The following article was on the ASPCA's website. Reference to any links or phone numbers are direct links to the ASPCA.
Toxic Plants
This list contains plants that have been reported as having systemic effects on animals and/or intense effects on the gastrointestinal tract.
Please note that the information contained in our plant lists is not meant to be all-inclusive, but rather a compilation of the most frequently encountered plants. For more information, contact us at napcc@aspca.org. Please note: Our email is not monitored 24/7, and should never be used to contact us with cases of suspected animal poisoning or other time-sensitive issues. If you think that your animal is ill or may have ingested a poisonous substance, contact your local veterinarian or our 24-hour emergency poison hotline directly at 1-888-426-4435.