Category Archives: Poisonous

Poison Ivy (Toxicodendron radicans (L.) Kuntze var. radicans)

Anacardiaceae (Sumac Family) Synonym(s): Eastern Poison Ivy, Poison Ivy, Poison Oak Base Flower Color: YellowReproductive Phenology: Apr, May For more information about this plant, Click Here.

Cowbane (Oxypolis rigidior (L.) Raf.)

Apiaceae (Carrot Family) Synonym(s): Stiff Cowbane Base Flower Color: WhiteReproductive Phenology: Aug, Sept, Oct, NovNotes: Both the foliage and the fleshy roots are highly toxic to mammalian herbivores, therefore they are usually avoided as a source of food. Cattle have been seriously poisoned by eating this plant. For more information about this plant, Click Here.

Indian Tobacco (Lobelia inflata L.)

Campanulaceae (Bellflower Family) Synonym(s): Puke Weed, Bladder-pod Lobelia Base Flower Color: BlueReproductive Phenology: Jul, Aug, Sept, Oct, NovNotes: Indian tobacco is the source of an alkaloid (lobeline) that is used in anti-smoking preparations. For more information about this plant, Click Here.

Sicklepod (Senna obtusifolia (L.) H. S. Irwin & Barneby)

Fabaceae (Pea Family) Synonym(s): Coffee Weed; Coffeeweed; Java Bean; Low Senna; Matapasto; Sicklepod Base Flower Color: YellowReproductive Phenology: Apr, May, Jun For more information about this plant, Click Here.

Cardinal Flower (Lobelia cardinalis L.)

Campanulaceae (Bellflower Family) Synonym(s): Cardinal Flower Base Flower Color: RedReproductive Phenology: Jul, Aug, Sept, OctNotes: All parts are toxic only if eaten in large quantities. For more information about this plant, Click Here.

Jimsonweed (Datura stramonium L.)

Solanaceae (Potato Family) Synonym(s): Jamestown Weed, Mad Apple, Moonflower, Stinkwort, Thorn Apple Base Flower Color: White, Violet, Dark Violet CenterReproductive Phenology: Jul, Aug, Sept, Oct For more information about this plant, Click Here.

Fly Poison, Crow Poison (Amianthium muscitoxicum (Walter) A. Gray)

Liliaceae (Lily Family) Synonym(s): Fly Poison, Crow Poison Base Flower Color: White, GreenReproductive Phenology: May, Jun, Jul, Aug, SeptBloom Notes: A sticky substance coats the blooms, causing them to glisten. For more information about this plant, Click Here.

Mountain Azalea (Rhododendron canescens (Michx.) Sweet)

Ericaceae (Heath Family) Synonym(s): Wild Azalea, Honeysuckle Azalea, Piedmont Azalea, Sweet Azalea, Hoary Azalea, Southern Pinxterflower Base Flower Color: PinkReproductive Phenology: Mar, Apr, MayPoisonous Parts: All parts. Highly Toxic, it may be fatal if eaten. Similar Species: Pink Azalea (Rhododendron periclymenoides (Michx.) Shinners) For more information about this plant, Click Here.

Eyebane (Euphorbia nutans Lag.)

Euphorbiaceae (Spurge Family) Synonym(s): Nodding Spurge, Eyebane Base Flower Color: White , Red , GreenReproductive Phenology: Jul , Aug , Sep , Oct , NovBloom Notes: The flower and the fruit can turn red in bright sunlight. The bloom may last 1 to 2 months. For more information about this plant, Click Here.