Photo of bushy clump of brown-eyed Susan plants.

    Brown-Eyed Susan

    Rudbeckia triloba
    Photo of Chinese yam showing leaves and bulbils

    Chinese Yam

    Dioscorea oppositifolia (sometimes called D. batatas)
    invasive icon

    Invasive

    Photo of common dayflower flower and buds.

    Common Dayflower

    Commelina communis
    fork and knife icon

    Edible

    Photo of common sunflower

    Common Sunflower

    Helianthus annuus
    fork and knife icon

    Edible

    Photo of common water hemlock or spotted cowbane flowers

    Common Water Hemlock

    Cicuta maculata
    Poisonous Icon

    Poisonous

    Photo of elephant's foot closeup of flowers

    Elephant’s Foot

    Elephantopus carolinianus
    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 hairy rose mallow flower

    Hairy Rose Mallow

    Hibiscus lasiocarpos
    Photo of hedge bindweed flowers

    Hedge Bindweed

    Calystegia sepium (also Convolvulus sepium)
    Photo of horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
    Poisonous Icon

    Poisonous

    Photo of horseweed flowers

    Horseweed (Canada Fleabane, Hog Weed)

    Conyza canadensis (formerly Erigeron canadensis)
    Photo of Johnson grass flower clusters

    Johnson Grass

    Sorghum halepense
    invasive icon

    Invasive

    Photo of a large-flowered gaura inflorescence

    Large-Flowered Gaura

    Oenothera filiformis (formerly Gaura longiflora, G. biennis)
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Photo of pale Indian plantain flower clusters.

    Pale Indian Plantain

    Arnoglossum atriplicifolium (also Cacalia atriplicifolia)
    Photo of pokeweed plant with dangling stalks of ripe and unripe berries.

    Pokeweed

    Phytolacca americana
    Poisonous Icon

    Poisonous

    Photo of dense stand of prairie blazing star or gayfeather at Pawnee Prairie

    Prairie Blazing Star (Gayfeather)

    Liatris pycnostachya
    fork and knife icon

    Edible

    Photo of eastern woodland sedge plant growing among leaf litter.

    Sedges

    Carex, Schoenoplectus, Scirpus, and other genera
    Photo of many blooming ashy sunflower plants, showing gray-green leaves.

    Sunflowers

    Helianthus spp.
    Photo of tall fescue plants

    Tall Fescue

    Festuca arundinacea
    invasive icon

    Invasive

    Photo of viper’s bugloss, closeup of flower

    Viper's Bugloss

    Echium vulgare
    Photo of white avens flower and upper stem leaves.
    Photo of white crownbeard plant with flowers

    White Crownbeard

    Verbesina virginica
    Photo of white heath aster flowers

    White Heath Aster

    Symphyotrichum pilosum (formerly Aster pilosus)