Picture |
Plant |
Toxic parts |
Plant type |
 |
Aconite (Aconitum spp.)
|
roots, foliage, seeds |
garden flower |
 |
Apple (Malus spp.)
|
seeds |
cultivated tree |
 |
Arrowgrasses (Triglochin fam.)
|
leaves |
marsh plants |
 |
Atropa belladonna (Atropa belladonna)
|
entire plant esp. seeds, roots |
garden herb |
 |
Autumn Crocus (Colchicum autumnale)
|
entire plant |
garden flower |
 |
Azaleas (Rhododendron spp.)
|
entire plant |
cultivated & wild shrub |
 |
Baneberry (Actaea rubra)
|
berries, roots |
wildflower |
 |
Bird-of-Paradise (Strelitzia reginae)
|
pods |
garden flower |
 |
Black locust (Robinia pseudoacacia)
|
entire plant esp. bark, shoots |
tree |
 |
Bloodroot (Sanguinaria canadensis)
|
entire plant esp. stem, roots |
wildflower, herb |
 |
Box (Buxus sempervirens)
|
entire plant esp. leaves |
ornamental shrub |
 |
Buckeye (Aesculus pavia)
|
sprouts, nuts, seeds |
tree |
 |
Buttercup (Ranunculus fam.)
|
entire plant esp. leaves |
wildflower, garden herb |
 |
Caladium (Caladium)
|
entire plant |
house plant |
 |
Carolina jessamine (Gelsemium sempervirens)
|
flowers, leaves |
ornamental plant |
 |
Castor bean (Ricinus communis)
|
entire plant esp. beans |
house plant |
 |
Chinaberry tree (Melia azedarach) |
berries |
tree |
 |
Chockcherries (Prunus virginiana)
|
leaves, cherries, pit |
wild shrub |
 |
Christmas berry (Ardisia crenata)
|
leaves |
shrub |
 |
Christmas Rose (Helleborus niger)
|
rootstock, leaves |
garden flower |
 |
Common privet (Ligustrum vulgare)
|
leaves, berries |
ornamental shrub |
 |
Corn cockle (Agrostemma githago)
|
seeds |
wildflower, weed |
 |
Cowbane (Cicuta virosa)
|
entire plant esp. roots |
wildflower, herb |
 |
Cow cockle (Vaccaria hispanica)
|
seeds |
wildflower, weed |
 |
Cowslip (Primula veris)
|
entire plant esp. leaves, stem |
wildflower, herb |
 |
Daffodil (Narcissus)
|
bulbs |
garden flower |
 |
Daphne (Daphne cneorum)
|
bark, berries, leaves |
ornamental shrub |
 |
Day lily (Hemerocallis)
|
entire plant is toxic to cats |
garden & wildflower |
 |
Death Camas (Zigadenus)
|
leaves, stems, seeds, flowers |
field herb |
 |
Delphinium (Larkspur) (Delphinium parishii)
|
entire plant esp. sprouts |
wildflower |
 |
Dumbcane (Dieffenbachia)
|
entire plant |
house plant |
 |
Dutchman's breeches (Dicentra cucullaria)
|
roots, foliage |
wild & garden flower |
 |
Easter lily (Lilium longiflorum)
|
entire plant is toxic to cats |
flowering house plant |
 |
Elderberry (Sambucus nigra)
|
leaves, bark, roots, buds |
tree |
 |
Elephant's ear (Colocasia)
|
entire plant |
house plant |
 |
English Ivy (Hedera helix)
|
entire plant esp. leaves, berries |
ornamental vine |
 |
European Bittersweet (Solanum dulcamara)
|
entire plant esp. berries |
vine |
 |
False Flax (Camelina sativa)
|
seeds |
wild herb |
 |
False hellebore (Adonis vernalis)
|
roots, leaves, seeds |
ornamental flower |
 |
Fan weed (Thlaspi arvense)
|
seeds |
wildflower, herb |
 |
Field peppergrass (Lepidium latifolium)
|
seeds |
wildflower, herb |
 |
Flax (Linum usitatissimum)
|
seedpods |
wildflower, herb |
 |
Foxglove (Digitalis)
|
leaves |
wild & garden flower |
 |
Holly (Ilex)
|
berries |
shrub |
 |
Horsechestnut (Aesculus)
|
nuts, sprouts |
tree |
 |
Horse nettle (Solanum carolinense)
|
entire plant esp. berries |
wildflower, herb |
 |
Hyacinth (Hyacinthus)
|
bulbs |
wild & house plant |
 |
Iris (Iris)
|
leaves, roots |
wild & garden flower |
 |
Jack-in-the-pulpit (Arisaema triphyllum)
|
entire plant esp. roots, leaves |
wildflower |
 |
Jatropha (Jatropha)
|
seeds |
tree, shrub |
 |
Jerusalem Cherry (Solanum pseudocapsicum)
|
unripe fruit, foliage |
ornamental plant |
 |
Jimsonweed (Datura stramonium)
|
entire plant esp. seeds |
field plant |
 |
Laburnum (Laburnum)
|
seeds, pods, flowers |
ornamental plant |
 |
Lantana (Lantana)
|
foliage |
house plant |
 |
Larkspur (Delphinium)
|
young plants |
wildflower |
 |
Laurels (Laurus nobilis)
|
leaves |
shrub |
 |
Lily of the valley (Convallaria majalis)
|
leaves, flowers |
garden & wildflower |
 |
Lupines (Lupinus polyphyllus)
|
seeds, pods |
shrub |
 |
Manchineel Tree (Hippomane mancinella)
|
sap, fruit |
tree |
 |
Matrimony vine (Lycium barbarum)
|
leaves, shoots |
ornamental vine |
 |
Mayapple (Podophyllum peltatum)
|
unripe fruit, roots, foliage |
wildflower |
 |
Milk vetch (Astragalus alpinus)
|
entire plant |
wildflower |
 |
Mistletoe (Viscum album)
|
berries |
house plant |
 |
Monkshood (Aconitum variegatum)
|
entire plant esp. roots, seeds |
wildflower |
 |
Moonseed (Cocculus carolinus)
|
fruit, roots |
vine |
 |
Morning glory (Ipomoea purpurea)
|
seeds, roots |
wildflower |
 |
Mountain mahogany (Cercocarpus) |
leaves |
shrub |
 |
Mustards (Alliaria petiolata)
|
seeds |
wildflower |
 |
Narcissus (Narcissus)
|
bulbs |
garden flower |
 |
Nicotiana (Nicotiana)
|
leaves |
garden flower |
 |
Nightshade (Solanaceae)
|
leaves, berries |
wildflower, vine |
 |
Oaks (Quercus)
|
shoots, leaves |
tree |
 |
Oleander (Nerium oleander)
|
leaves |
ornamental shrub |
 |
Philodendrons (Philodendron)
|
entire plant |
house plant |
 |
Pokeweed (Phytolacca)
|
roots, seeds, berries |
field plant |
 |
Poinsettia (Euphorbia pulcherrima)
|
leaves, stem, flowers |
house plant |
 |
Poison hemlock (Conium maculatum)
|
leaves, stem, fruit |
field plant |
 |
Potato (Solanum tuberosum)
|
shoots, sprouts |
garden plant |
 |
Rattle box (Crotalaria)
|
entire plant |
wildflower |
 |
Rhododendron (Rhododendron)
|
leaves |
ornamental shrub |
 |
Rhubarb (Rheum)
|
leaves |
garden plant |
 |
Rosary pea (Abrus precatorius)
|
seeds |
house plant |
 |
Sago palm (Cycas revoluta)
|
entire plant esp seeds |
ornamental plant |
 |
Skunk cabbage (Lysichiton americanus)
|
entire plant esp roots, leaves |
marsh plant |
 |
Smartweeds (Polygonaceae)
|
sap |
wildflower |
 |
Snow-on-the-mountain (Aegopodium Podagraria)
|
sap |
field plant |
 |
Sorghum (Sorghum)
|
leaves |
grass |
 |
Star of Bethlehem (Ornithogalum)
|
entire plant |
wildflower |
 |
Velvet grass (Holcus lanatus)
|
leaves |
grass |
 |
Wild black cherry (Prunus serotina)
|
leaves, pits |
tree |
 |
Wild radish (Raphanus raphanistrum)
|
seeds |
wildflower |
 |
Wisteria (Wisteria)
|
pods, seeds |
ornamental plant |
 |
Woody aster (Xylorhiza)
|
entire plant |
wildflower |
 |
Yellow jessamine (Gelsemium sempervirens)
|
entire plant |
ornamental vine |
 |
Yellow oleander (Nerium oleander)
|
entire plant esp. leaves |
garden plant |
 |
Yellow pine flax (Hesperolinon micranthum)
|
entire plant esp. seedpods |
wildflower |
 |
Yew (Taxus baccata)
|
bark, leaves, seeds |
ornamental tree |