Photo of eastern prickly pear plant with flowers

    Eastern Prickly Pear

    Opuntia humifusa (formerly O. compressa)
    fork and knife icon

    Edible

    Photo of elephant's foot closeup of flowers

    Elephant’s Foot

    Elephantopus carolinianus
    Photo of English plantain flowers

    English Plantain

    Plantago lanceolata
    Photo of a false loosestrife flower closeup

    False Loosestrife

    Ludwigia alternifolia
    Picture of a patch of filamentous green algae floating in a stream.

    Filamentous Green Algae (Pond Scum)

    Cladophora, Pithophora, and Spirogyra spp., and others
    Photo of fire pink flowers

    Fire Pink

    Silene virginica
    Photo of flowering spurge flowers

    Flowering Spurge

    Euphorbia corollata
    Poisonous Icon

    Poisonous

    No photo available

    French Grass

    Orbexilum onobrychis (formerly Psoralea onobrychis)
    Photo of a giant ragweed plant.

    Giant Ragweed

    Ambrosia trifida
    Photo of glade coneflower flowerhead showing yellow pollen

    Glade Coneflower

    Echinacea simulata
    Photo of goat's rue showing flower cluster

    Goat’s Rue (Hoary Pea)

    Tephrosia virginiana
    Photo of two golden aster flowerheads plus a few leaves.

    Golden Aster (Camphorweed)

    Heterotheca camporum (syn. Chrysopsis villosa var. camporum)
    Photo of several big bluestem seed heads against a blue sky.

    Grasses

    All true grasses (species in the grass family).
    Photo of several grayhead prairie coneflowers with sky in background

    Gray-Headed Coneflower

    Ratibida pinnata
    Photo of ground plum, top of plant, showing flowers and several leaves.

    Ground Plum (Milk Vetch)

    Astragalus crassicarpus (formerly A. mexicanus)
    fork and knife icon

    Edible

    Photo of hairy rose mallow flower

    Hairy Rose Mallow

    Hibiscus lasiocarpos
    Photo of hairy vetch flower clusters and leaves

    Hairy Vetch

    Vicia villosa
    Photo of Harvey's buttercup plant with flowers

    Harvey’s Buttercup

    Ranunculus harveyi
    Photo of hedge parsley flower clusters

    Hedge Parsley

    Torilis arvensis
    Photo of henbit plants with flowers

    Henbit

    Lamium amplexicaule
    fork and knife icon

    Edible

    Photo of hispid buttercup plant with flower

    Hispid Buttercup

    Ranunculus hispidus
    Photo of hoary puccoon closeup of flower cluster

    Hoary Puccoon (Orange Puccoon)

    Lithospermum canescens
    Photo of hogwort plant showing upper stem leaves and flowers.

    Hogwort (Woolly Croton)

    Croton capitatus
    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 Indian hemp plant

    Indian Hemp (Dogbane)

    Apocynum cannabinum
    Poisonous Icon

    Poisonous

    Photo of Indian strawberry plant with flower

    Indian Strawberry (Mock Strawberry)

    Duchesnea indica (syn. Potentilla indica)
    invasive icon

    Invasive

    Photo of Japanese stiltgrass

    Japanese Stiltgrass (Eulalia)

    Microstegium vimineum
    invasive icon

    Invasive

    Photo of the upper portions of two Jerusalem artichoke plants.

    Jerusalem Artichoke (Sunflower Artichoke)

    Helianthus tuberosus
    fork and knife icon

    Edible

    Image of Johnny-jump-up.

    Johnny-Jump-Up (Field Pansy)

    Viola bicolor
    fork and knife icon

    Edible

    Photo of Johnson grass flower clusters

    Johnson Grass

    Sorghum halepense
    invasive icon

    Invasive

    Photo of Korean lespedeza plant with flowers

    Korean Lespedeza (Korean Clover)

    Kummerowia stipulacea (formerly Lespedeza stipulacea)
    Photo of a huge mass of kudzu vines covering trees and ground

    Kudzu

    Pueraria montana
    fork and knife icon

    Edible

    invasive icon

    Invasive

    Photo of lance-leaved loosestrife plant with flowers

    Lance-Leaved Loosestrife

    Lysimachia lanceolata
    Photo of a large-flowered gaura inflorescence

    Large-Flowered Gaura

    Oenothera filiformis (formerly Gaura longiflora, G. biennis)
    Photo of little bluestem mature seed head

    Little Bluestem

    Schizachyrium scoparium
    Photo of long-bracted wild indigo plant with flowers

    Long-Bracted Wild Indigo

    Baptisia bracteata (formerly B. leucophaea)
    Photo of purple meadow parsnip foliage and flowers

    Meadow Parsnip

    Thaspium trifoliatum
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Photo of Missouri bladderpod flowers

    Missouri Bladderpod

    Physaria filiformis (formerly Lesquerella filiformis)
    exclamation mark

    Endangered

    Photo of Missouri evening primrose flower with river in distance

    Missouri Evening Primrose

    Oenothera macrocarpa (formerly O. missouriensis)
    Photo of mist flower or wild ageratum plants with flowers

    Mist Flower (Wild Ageratum; Blue Boneset)

    Conoclinium coelestinum (formerly Eupatorium coelestinum)
    Photo of moth mullein flowers

    Moth Mullein

    Verbascum blattaria
    Photo of mullein basal leaves

    Mullein

    Verbascum thapsus
    Photo of narrow-leaved vervain plants in bloom.

    Narrow-Leaved Vervain

    Verbena simplex
    Photo of New England aster plants with flowers

    New England Aster

    Symphyotrichum novae-angliae (formerly Aster novae-angliae)

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