Poisonous

Field Guide Home

Mushrooms

Photo of a blusher, a tan gilled mushroom, showing injured spot turning rust red

Amanitas

Amanita spp. (about 600 species, worldwide)

Poisonous

No photo available

Big Laughing Gym (Big Laughing Jim)

Gymnopilus junonius (formerly G. spectabilis)

Poisonous

Photo of two gigantic red false morels, cut and laying on a ground

Big Red False Morel

Gyromitra caroliniana

Poisonous

Photo of several deadly galerina mushroom caps, viewed from above.

Deadly Galerina

Galerina marginata (G. autumnalis)

Poisonous

Photo of destroying angel showing large saclike cup around the base of stalk

Destroying Angel

Amanita bisporigera

Poisonous

Photo of emetic russula mushroom with red cap and whitish stalk

Emetic Russula

Russula emetica

Poisonous

Image of a false morel

False Morels

Gyromitra spp. (false morels); Helvella spp. (elfin saddles)

Poisonous

Photo of gabled false morel, a floppy, orange club fungus

Gabled False Morel

Gyromitra brunnea

Poisonous

hand holding white, umbrella-shaped mushroom

Green-Spored Lepiota

Chlorophyllum molybdites

Poisonous

jack-o-lantern mushroom

Jack-o'-Lantern

Omphalotus illudens (formerly O. olearius)

Poisonous

a row of little brown, umbrella-shaped mushrooms along a decaying log

Little Brown Mushrooms

Various species of confusingly similar mushrooms

Poisonous

Photo of a pigskin puffball.

Pigskin Puffball (Common Earthball)

Scleroderma citrinum (Scleroderma aurantium)

Poisonous

Trees, Shrubs and Woody Vines

Illustration of Carolina moonseed leaves, flowers, fruits

Carolina Moonseed

Cocculus carolinus

Poisonous

Illustration of common buckthorn leaves and fruits.

Common Buckthorn

Rhamnus cathartica

Poisonous

Invasive

Illustration of common moonseed leaves, flowers, fruits

Common Moonseed

Menispermum canadense

Poisonous

Illustration of cupseed leaves, flowers, fruits

Cupseed

Calycocarpum lyonii

Poisonous

Illustration of eastern leatherwood leaves, flowers, fruits

Eastern Leatherwood

Dirca palustris

Poisonous

Photo of a heavenly bamboo, nandina, plant growing in the woods.

Heavenly Bamboo

Nandina domestica

Poisonous

Invasive

Illustration of poison ivy leaves, flowers, fruits.

Poison Ivy

Toxicodendron radicans

Poisonous

Illustration of red-berried elderberry leaves, flowers, fruits

Red-Berried Elderberry

Sambucus pubens

Poisonous

Endangered

Wildflowers, Grasses and Other Nonwoody Plants

Photo of blue false indigo flowering stalk

Blue False Indigo

Baptisia australis

Poisonous

Photo of buffalo bur flower and leaves.

Buffalo Bur (Kansas Thistle)

Solanum rostratum

Poisonous

Photo of Carolina larkspur plants with flowers

Carolina Larkspur (Prairie Larkspur)

Delphinium carolinianum

Poisonous

Photo of columbine flower closeup

Columbine

Aquilegia canadensis

Poisonous

Photo of common jimsonweed flower

Common Jimsonweed

Datura stramonium

Poisonous

Photo of common water hemlock or spotted cowbane flowers

Common Water Hemlock

Cicuta maculata

Poisonous

Photo of crown vetch, closeup of a flower cluster.

Crown Vetch

Securigera varia (formerly Coronilla varia)

Poisonous

Invasive

Photo of dwarf larkspur flowers with leaf

Dwarf Larkspur

Delphinium tricorne

Poisonous

Photo of flowering spurge flowers

Flowering Spurge

Euphorbia corollata

Poisonous

Photo of green dragon plant showing flower and leaves.

Green Dragon

Arisaema dracontium

Poisonous

Photo of horse nettle flowers and leaves

Horse Nettle

Solanum carolinense

Poisonous

Photo of Indian hemp plant

Indian Hemp (Dogbane)

Apocynum cannabinum

Poisonous

Photo of Jack-in-the-pulpit plant showing foliage and flowering structure

Jack-in-the-Pulpit

Arisaema triphyllum

Poisonous

Photo of leafy spurge seed heads

Leafy Spurge

Euphorbia esula

Poisonous

Invasive

Photo of pokeweed plant with dangling stalks of ripe and unripe berries.

Pokeweed

Phytolacca americana

Poisonous

Photo of sesbania flowers and foliage

Sesbania (Coffeeweed)

Sesbania herbacea (formerly S. exaltata)

Poisonous

Photo of soapwort plants and flowers

Soapwort (Bouncing Bet)

Saponaria officinalis

Poisonous

Photo of southern blue flag iris plants with flowers

Southern Blue Flag (Virginia Iris)

Iris virginica

Poisonous

Star of Bethlehem cluster of plants with flowers

Star of Bethlehem

Ornithogalum umbellatum

Poisonous

Photo of white baneberry berries

White Baneberry (Doll’s Eyes)

Actaea pachypoda

Poisonous

Photo of white snakeroot leaves and flowers

White Snakeroot

Ageratina altissima (formerly Eupatorium rugosum)

Poisonous

Photo of white wild indigo plant with flowering stalk amid prairie grasses

White Wild Indigo

Baptisia alba (formerly B. leucantha)

Poisonous

Photo of wild comfrey showing flower cluster

Wild Comfrey

Cynoglossum virginianum

Poisonous

Photo of wild four-o'clock flower

Wild Four-O’Clock

Mirabilis nyctaginea

Poisonous