Poisonous Plants and Flowers--A Brief List

Common Name, Botanic Name

Aconite (wolfsbane, monkshood), Aconitum

Anemone (windflower), Anemone

Anthurium

Atamasco lily, Zephyranthes

Autumn crocus, Colchicum autumnale

Azalea, Rhododendron

Baneberry, Actaea

Black locust, Robinia pseudoacacia

Burning bush (strawberry bush, spindle tree, wahoo), Euonymus

Buttercup, Ranunculus

Butterfly weed, Asclepias

Caladium, Caladium

Calla (calla lily), Calla palustris (Zantedeschia aethiopica),

Carolina jessamine (yellow jessamine), Gelsemium sempervirens

Castor bean, Ricinus communis

Cherry laurel, Prunus communis

Chinaberry (bead tree), Melia azedarach

Christmas rose, Helleborus niger

Clematis

Daffodil, Narcissus

Deadly nightshade (bella donna),, Atropea belladonna

Death cammus (black snakeroot), Zigadenus

Delphinium (larkspur), Delphinium

Elephant’s ear Colocasia antiquorum

False hellebore, Veratrum viride

Four o’clock, Mirabilis jalapa

Foxglove, Digitalis purpurea

Giant elephant ear, Alocasia

Gloriosa lily, Gloriosa superba

Goldenchain tree (laburnum), Laburnum anagryroides

Goldenseal, Hydrastis canadensis

Heavenly bamboo (nandina),, Nandina domestica

Horse nettle, Solanum

Hyacinth, Hyacinthus orientalis

Hyacinth bean, Dolichos

Hydrangea

Iris

Ivy (English ivy), Hedera helix

Jack-in-the-pulpit, Ariasaemia triphyllum

Jerusalem cherry, Solanum pseudocapsicum

Jessamine (jasmine), Cestrum

Jetbead (jetberry), Rhodotypos tetrapetala

Jimson weed, Datura (Brugmansia),

Jonquil, Narcissus

Leopard’s bane, Arnica montana

Lily-of-the-valley, Convallaria majalis

Lobelia, (cardinal flower, Indian tobacco), Lobelia

Marsh marigold, Caltha palustris

May apple (mandrake), Podophyllum peltatum

Mescal bean (Texas Mountain laurel, frijo lillo), Sophora secundiflora

Mistletoe, Phoradendron

Morning glory, Ipomoea violacea

Mountain laurel, Kalmia latifolia

Nightshade, Solanum

Oleander, Nerium oleander

Periwinkle (myrtle, vinca), Vinca

Philodendron, Philodendron (Monstera),

Pittosporum, Pittosporum

Poison hemlock, Conium maculatum

Privet, Ligustrum

Rhododendron

Rock poppy (celandyne), Chelidonium majus

Spurge, Euphorbia

Star of Bethlehem, Ornithogalum umbellatum

Sweet pea, Lathyrus

Tobacco, Nicotiana tabacum

Trumpet flower (chalice vine), Solandra

Water hemlock, Cicuta maculata

Wild cherry (black cherry), Prunus serotina

Wisteria

Yellow alamanda, Allamanda cathartica

Yellow oleander (tiger apple, be still tree, lucky nut), Thevetia peruviana