Toxic Plants

This site is for small animals:
Plants that Are Poisonous to Small Pets by peteducation.com

This site is for birds, but applies to rats as well:
Toxic/Non-Toxic Plants, Trees, Substances by planned parrothood.com

Animal Poison Hotline:
(888) 426-4435
very helpful, nonprofit, $45 per call.
 
ASPCA APCC's emergency hotline: 
(888) 4-ANI-HELP
also, very helpful and $45 per call.

ASPCA: Animal Poison Control Center

To link to this page:
http://www.raisinrats.com/medical/toxic.html