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