The list is HUGE. One of the most common and one of the deadliest is the lily. Here are a few links to help you find others.
http://www.aspca.org/pet-care/poison-control/plants/plant-list-cats.html
http://www.cfainc.org/articles/plants.html
http://www.sniksnak.com/plants-toxic.html
http://cats.about.com/od/catsafety/ss/toxicplants.htm
Yes, the Christmas cactus is non-toxic to cats.
Yes, the Easter cactus is non-toxic to cats.
Yes, the Thanksgiving cactus is non-toxic to cats.
Yes, the ponytail palm plant is non-toxic to cats.
Yes, Easter cacti are considered non-toxic to cats.
All snakes are non-poisonous but some are venomous.
according to internet resources, they are NOT poisonous.
Some Non-Poisonous Snakes - 1914 was released on: USA: December 1914
non-poisonous
Yes, the Christmas cactus is non-toxic to pets, including cats and dogs.
daddy long legs
Yes, Dieffenbachia, or "Dumb Cane" is poisonous to cats (and dogs) due to the presence of insoluble calcium oxalates, and proteolytic enzyme. Poisoning symptoms could include oral irritation, intense burning and irritation of mouth , tongue and lips, excessive drooling, vomiting, and difficulty swallowing. Please contact your veterinarian or an animal poison control center immediately if your pet has consumed Dieffenbachia.