Here are some of the toxic plants you should keep away from your pets. If you suspect that your dog might have eaten any plant that might be toxic, contact his/her vet immediately. Many common house and garden plants can be toxic to animals if swallowed. While this is not all of them you can find more at:
[You must be registered and logged in to see this link.] (They list over 390 toxic plants to dogs)
AAloe
Amaryllis
Andromeda Japonica
Apricot
Asian Lily (Liliaceae)
Asparagus Fern
Australian Nut
Autumn Crocus
Avocado
Azalea
BBird of Paradise
American Bittersweet
European Bittersweet
Boston Ivy
Branching Ivy
Buckeye
Buddist Pine
CCaladium
Calla Lily
Castor Bean
Ceriman (aka Cutleaf Philodendron)
Charming
Diffenbachia
Chinaberry Tree
Chinese Evergreen
Christmas Rose
Christmas Tree Pine Needles
Chrysanthemum
Clematis
Cordatum
Corn Plant (aka Cornstalk Plant)
Cornstalk Plant (aka Corn Plant)
Cutleaf Philodendron (aka Ceriman)
Cycads
Cyclamen
DDaffodil
Day Lily
Devil's Ivy
Dumb Cane
Deadly Nightshade
EEaster Lily
Easter Cactus
Elephant Ears
Emerald Feather (aka Emerald Fern)
Emerald Fern (aka Emerald Feather)
English Ivy
FFiddle-Leaf Philodendron
Flamingo Plant
Florida Beauty
Foxglove
Fruit Salad Plant
GGlacier Ivy
Gladiolas
Glory Lily
Gold Dieffenbachia
Gold Dust Dracaena
Golden Pothos
Green Gold Nephthysis
HHahn's self branching English Ivy
Heartleaf Philodendron
Heavenly Bamboo
Holly
Horsehead Philodendron
Hurricane Plant
Hyacinth
Hydrangea
IIris
JJapanese Show Lily
Japanese Yew (a.k.a Yew)
Jerusalem Cherry
KKalanchoe
LLace Fern
Lacy Tree
Lillies
MMacadamia Nut
Madagascar Dragon Tree
Marble Queen
Marijuana
Mauna Loa Peace Lily (aka Peace Lily)
Mexican Breadfruit
Mistletoe "American"
Morning Glory
Mother-in-Law
Mulch with Cocoa Beans mixed in
NNarcissus
Needlepoint Ivy
Nephthytis
Nightshade
OOleander
Onion
Orange Day Lily
PPanda
Peace Lily (a.k.a Mauna Loa Peace Lily)
Philodendron Pertusum
Plumosa Fern
Poinsetta
Precatory Bean
QQueensland Nut
RRed Emerald
Red Lily
Red-Margined Dracaena (a.k.a Straight-Margined Dracaena)
Red Princess
Rhododendron
Ribbon Plant (Dracaena sanderiana)
Rubrum Lily
SSaddle Leaf Philodendron
Sago Palm
Satin Pothos
Schefflera
Spotted Dumb Cane
Stargazer Lily
Striped Dracaena
Sweetheart Ivy
Swiss Cheese Plant
TTaro Vine
Tiger Lily
Tomato Plant
Tree Philodendron
Tropic Snow Dumbcane
Tulip
VVariable Dieffenbachia
Variegated Philodendron
WWarneckei Dracaena
Wood Lily
YYesterday, Today, Tomorrow
Yew (a.k.a Japanese Yew)
Yucca