Prairies, meadows

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Photo of American feverfew flower cluster.

American Feverfew

Parthenium integrifolium

Photo of American germander flowers

American Germander

Teucrium canadense

Photo of ashy sunflowers showing flowers, leaves, and stems.

Ashy Sunflower

Helianthus mollis

Photo of autumn sneezeweed flowerheads, closeup.

Autumn Sneezeweed

Helenium autumnale

Photo of blooming bitterweed plant shown from top.

Bitterweed (Bitter Sneezeweed)

Helenium amarum

Photo of black medick closeup of cloverlike yellow flowerhead

Black Medick

Medicago lupulina

Photo of several black-eyed Susan flowers.

Black-Eyed Susan

Rudbeckia hirta

Photo of blue cardinal flower flowering stalk

Blue Cardinal Flower (Great Blue Lobelia)

Lobelia siphilitica

Photo of blue vervain flower clusters in a prairie

Blue Vervain

Verbena hastata

Photo of bushy clump of brown-eyed Susan plants.

Brown-Eyed Susan

Rudbeckia triloba

Photo of buffalo bur flower and leaves.

Buffalo Bur (Kansas Thistle)

Solanum rostratum

Poisonous

Photo of a bull thistle flowerhead.

Bull Thistle

Cirsium vulgare

Edible

Photo of butterfly weed plant with flowers

Butterfly Weed

Asclepias tuberosa

Photo of Carolina false dandelion flowerhead.

Carolina False Dandelion

Pyrrhopappus carolinianus

Edible

Photo of Chinese yam showing leaves and bulbils

Chinese Yam

Dioscorea oppositifolia (sometimes called D. batatas)

Invasive

Photo of closed gentian flowers

Closed Gentian (Bottle Gentian)

Gentiana andrewsii

Photo of tall thoroughwort plant with flowers

Common Boneset (Thoroughwort)

Eupatorium perfoliatum

Photo of common evening primrose, closeup of flowers.

Common Evening Primrose

Oenothera biennis

Edible

Photo of common jimsonweed flower

Common Jimsonweed

Datura stramonium

Poisonous

Common purslane plant growing on bare, dry soil

Common Purslane

Portulaca oleracea

Edible

Photo of common St. John’s-wort flower with spent flowers and fruits

Common St. John’s-Wort

Hypericum perforatum

Photo of common sunflower

Common Sunflower

Helianthus annuus

Edible

Photo of common water hemlock or spotted cowbane flowers

Common Water Hemlock

Cicuta maculata

Poisonous

Photo of compass plant flowers

Compass Plant

Silphium laciniatum

Photo of Culver's root plant with flowers

Culver’s Root

Veronicastrum virginicum

Photo of dead nettle stalk with flowers

Dead Nettle

Lamium purpureum

Photo of several decurrent false asters in bloom

Decurrent False Aster

Boltonia decurrens

Endangered

Deptfort pink blooming in an open area

Deptford Pink

Dianthus armeria

Photo of dittany flowers

Dittany

Cunila origanoides

Edible

Rope dodder stems

Dodders

Cuscuta spp.

Photo of eastern gama grass flowering plant

Eastern Gama Grass

Tripsacum dactyloides

Photo of everlasting pea flower and leaves

Everlasting Pea

Lathyrus latifolius

Photo of false dragonhead plant with flowers

False Dragonhead (Obedient Plant)

Physostegia virginiana

Photo of false garlic flowers

False Garlic

Nothoscordum bivalve

Photo of field milkwort flowerheads.

Field Milkwort

Polygala sanguinea

Photo of flowering spurge flowers

Flowering Spurge

Euphorbia corollata

Poisonous

Photo of two golden aster flowerheads plus a few leaves.

Golden Aster (Camphorweed)

Heterotheca camporum (syn. Chrysopsis villosa var. camporum)

Photo of tall goldenrod plant with flowers

Goldenrods

Solidago spp. (23 species in Missouri)

Photo of several big bluestem seed heads against a blue sky.

Grasses

All true grasses (species in the grass family).

Photo of hedge bindweed flowers

Hedge Bindweed

Calystegia sepium (also Convolvulus sepium)

Photo of hedge parsley flower clusters

Hedge Parsley

Torilis arvensis

Photo of hogwort plant showing upper stem leaves and flowers.

Hogwort (Woolly Croton)

Croton capitatus

Photo of horse nettle flowers and leaves

Horse Nettle

Solanum carolinense

Poisonous

Photo of horseweed flowers

Horseweed (Canada Fleabane, Hog Weed)

Conyza canadensis (formerly Erigeron canadensis)

Photo of Indian grass flower head in bloom

Indian Grass

Sorghastrum nutans

Photo of Japanese stiltgrass

Japanese Stiltgrass (Eulalia)

Microstegium vimineum

Invasive

Photo of the upper portions of two Jerusalem artichoke plants.

Jerusalem Artichoke (Sunflower Artichoke)

Helianthus tuberosus

Edible

Photo of Johnson grass flower clusters

Johnson Grass

Sorghum halepense

Invasive

No photo available

Lamb's quarters (Pigweed)

Chenopodium album

Edible

Photo of a large-flowered gaura inflorescence

Large-Flowered Gaura

Oenothera filiformis (formerly Gaura longiflora, G. biennis)

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