Poisonous Plants

Common name Genus species Category Wenke Carries
Aconite or Monkshood Aconitum spp Native and cultivated perennial *
Alfalfa or Lucerne Medicago sativa Native groundcover
Angel’s Trumpet or Devil’s Trumpet or Downy Thornapple Datura spp or Brugmansia spp. Annual *
Arrowgrass Trifolium spp. Native groundcover
Baneberry or Doll’s Eyes Actaea spp. Woodland perennial
Belladonna Atropa belladonna Native plant
Bird’s Foot Trefoil Lotus corniculatus Perennial *
Black Locust Robinia pseudoacacia Tree
Bleeding Heart Dicentra spp. Perennial *
Bloodroot or Red Puccoon Sanguinmaria Woodland & cultivated perennial
Blue Cohosh , Papoose root Caulophyllum thalictroides Native plant
Bouncing Bet Saponaria spp. Wildflower
Buckeye Aesculus spp. Tree
Buckwheat Fagoypyrum esculentum Native groundcover
Buffalo Bur Solanum spp. Native plant
Buttercups or Crowfoot Ranunculus spp. Native plant & cultured perennial *
Castor Bean Ricinus communis Native Vine
Celandine (Rock Poppy) Chelidonium majus Native Woodland Plant *
Christmas Rose Helleborus niger Perennial *
Clover, Alsike, Red & White Trifolium spp. Native groundcovers
Cocklebur Xanthium strumanium Native Plant
Corn Cockle Agrostemma githago Native Plant
Corn Lily, False Hellebore Verastrum californicum Native Plant
Cow Cockle Saponaria spp. Native Plant
Crown Vetch Coronilla varia Groundcover *
Cherries, Black, Bitter, Choke,Pin Prunus spp. Tree/shrub
Daphne Daphne spp. Tree/shrub
Death Angel Mushrooms Amanita spp. Other
Death Camas Zigadenus spp. Other
Delphiniums Delphinium spp. Perennial *
Dock Rumex spp. Native plant
Drooping Leucothoe Leucothoe axillaris Shrub *
Dutchman’s Breeches Dicentra spp. Native plant *
Elderberry Sambucus canadensis Native tree/shrub *
Fiddleneck Amsinckia intermea Native Fern
Flax Linum usitatissimum Wild flower
Foxglove Digitalis purpurea Biennial & Perennial *
Great Lobelia,Cardinal Flower, Indian Tobacco Lobelia spp. Perennial *
Ground Ivy, Creeping Charlie Glechoma spp. Native & cultured groundcover
Horse Chestnut Aesculus spp. Native tree/shrub
Horse Nettle Solanum spp. Native plant
Horsetail Equisetum arvense and other spp. Water Plant
Irises Iris spp. Bulb *
Jack-in-Pulpit, Indian Turnip Arisaema spp. Native plant
Japanese Pieris Pieris japonica and other spp. Shrub *
Jessamine or Carolina Jasmine Gelsemium sempervirens Vine – Hardy Zone 7 – 9 *
Jimsonweed Datura spp. Native plant
Johnson Grass Sorghum spp. Native grass
Kentucky Coffee Tree Gymnocladus dioica Native tree/shrub
Klamath Weed Hypericum perforatum Native plant
Lamb’s Quarters Chenopodium album Native plant
Lantana, Red Sage, Yellow Sage, or West Indian Lantana       Lantana camara Lantana camara Annual *
Larkspurs Delphinium spp. Perennial *
Lily-of-the-Valley Convallaria majalis Perennial groundcover *
Locoweed or Milk Vetch Astragalus and Oxytropis spp. Perennial  Zone 7 – 9
Lupine Lupinus spp. Perennial *
Marijuana Cannabis sativa Annual
Marsh Marigold or Cowslip Caltha palustris Native Plant *
Mayapple and Mandrake Podophyllum peltatum Native plant
Mexican Poppy Argemone mexicana Native annual
Milkweed Asclepias spp. Native plant
Milo Sorghum spp. Grass
Monkey Agaric Mushrooms Amanita spp. Other
Monkshood Aconitum spp. Native plant *
Moonseed Menispermum canadense Native vine
Mountain Fetterbush Pieris japonica and other spp. Hardy Evergreen Shub
Nightshade, Black Nightshade or Deadly Nightshade Atropa belladonna Native plant
Oak Trees Quercus spp. Native tree/shrub
Oleander Nerium oleander Evergreen shrub
Panther Cap Mushrooms Amanita spp. Other
Pigweed Amaranthus spp. Native annual *
Poison Hemlock, Poison fool’s parsley Conium maculatum Native plant
Poison Ivy Toxicondendron radicans Native vine
Poison Oak Toxicodendron diversiloba Native plant
Poison Sumac Toxicondendron vernix Native tree/shrub
Potato Solanum spp. Native & cultivated vine
Pokeweed Phytolacca americana Native plant
Ponderosa Pine Pinus ponderosa Tree
Poppies including Opium Poppy Papaver spp. Native & cultivated plant *
Potato Solanum spp. Native plant
Prickley Poppy Argemone mexicana Native annual
Ragworts Senecio spp. Wildflowers and cultured annuals
Red Clover Trifolium spp. Other
Rhubarb Rheum rhaponticum Other *
Rosary Pea Abrus precatorius Native vine
Saint John’s Wort Hypericum perforatum Wildflower & cultivated perennial *
Senecio Senecio spp. Annual *
Sensitive Fern Onoclea sensibis Fern *
Skunk Cabbage Sympiocarpus foetiaus Native plant
Squirrel Corn Dicentra spp. Perennial wildflower
Snow-on-the-Mountain Euphorbia spp. Groundcover *
Sorghum Sorghum spp. Grass *
Spurges Euphorbia spp. Perennial *
Star-of-Bethlehem Ornithogahum umbellatum Bulbous annual
Stinging Nettle Urtica spp. Native plant
Sudan Grass Sorghum spp. Other
Sweetclover Melilotus albaand/Melilotus officinalis Other
Sweetpea/Tangier Pea/Everlasting Pea/Singletary Pea Lathyrus spp. Native wildflower
Tall Fescue Festuca arundinacea Other
Tobacco and Tree Tobacco Nicotiana spp. Native & cutivated plant *
Tung Oil Tree Aleurites fordii Tree
Vetch, Hairy Vetch, Narrow-leaved Vetch, Purple Vetch and Broad Beans Vicia spp. Perennial groundcover
Water Hemlock or Cowbane Cicuta spp. Native wetland plant
White Clover Trifolium spp. Other
White Snakeroot Eupatorium rugosum Perennial
Wisteria Wisteria spp. Vine *
Wolsbane Aconitum spp. Native & cultured perennial
Yellow Star Thistle Centaurea solstitialis Native wildflower
Yew, Ground Hemlock Taxus spp. Native & naturalized evergreen shrub