Photo of an Engelmann’s adder’s tongue with a black background

    Adder's Tongues

    Ophioglossum spp.
    Photo of autumn sneezeweed flowerheads, closeup.

    Autumn Sneezeweed

    Helenium autumnale
    Photo of Carolina false dandelion flowerhead.

    Carolina False Dandelion

    Pyrrhopappus carolinianus
    fork and knife icon

    Edible

    Photo of Chinese yam showing leaves and bulbils

    Chinese Yam

    Dioscorea oppositifolia (sometimes called D. batatas)
    invasive icon

    Invasive

    Photo of climbing false buckwheat vines, leaves, and flowers.

    Climbing False Buckwheat (Crested Buckwheat)

    Fallopia scandens (formerly Polygonum scandens)
    Photo of common ground cherry flower

    Common Ground Cherry

    Physalis longifolia
    fork and knife icon

    Edible

    Photo of common milkweed flower cluster

    Common Milkweed

    Asclepias syriaca
    Photo of several decurrent false asters in bloom

    Decurrent False Aster

    Boltonia decurrens
    exclamation mark

    Endangered

    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 hoary puccoon closeup of flower cluster

    Hoary Puccoon (Orange Puccoon)

    Lithospermum canescens
    Photo of horseweed flowers

    Horseweed (Canada Fleabane, Hog Weed)

    Conyza canadensis (formerly Erigeron canadensis)
    Photo of Indian hemp plant

    Indian Hemp (Dogbane)

    Apocynum cannabinum
    Poisonous Icon

    Poisonous

    Photo of Japanese knotweed

    Japanese Knotweed

    Fallopia japonica
    invasive icon

    Invasive

    Photo of Japanese stiltgrass

    Japanese Stiltgrass (Eulalia)

    Microstegium vimineum
    invasive icon

    Invasive

    Photo of Johnson grass flower clusters

    Johnson Grass

    Sorghum halepense
    invasive icon

    Invasive

    Photo of lance-leaved loosestrife plant with flowers

    Lance-Leaved Loosestrife

    Lysimachia lanceolata
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Photo of mullein basal leaves

    Mullein

    Verbascum thapsus
    Photo of New England aster plants with flowers

    New England Aster

    Symphyotrichum novae-angliae (formerly Aster novae-angliae)
    Photo of Ohio horsemint inflorescence

    Ohio Horsemint

    Blephilia ciliata
    fork and knife icon

    Edible

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

    Pokeweed

    Phytolacca americana
    Poisonous Icon

    Poisonous

    Photo of purple loosestrife flowering stalks showing purple flowers

    Purple Loosestrife

    Lythrum salicaria
    invasive icon

    Invasive

    Photo of purple-headed sneezeweed flowerhead showing round, purplish disk.

    Purple-Headed Sneezeweed

    Helenium flexuosum
    Photo of several reed canary grass plants with flowering heads

    Reed Canary Grass

    Phalaris arundinacea
    invasive icon

    Invasive

    Photo of shining blue star flower cluster

    Shining Blue Star

    Amsonia illustris
    Photo of slender mountain mint flowers

    Slender Mountain Mint

    Pycnanthemum tenuifolium
    fork and knife icon

    Edible

    Photo of soapwort plants and flowers

    Soapwort (Bouncing Bet)

    Saponaria officinalis
    Poisonous Icon

    Poisonous

    Photo of spring beauty plants and flowers

    Spring Beauty

    Claytonia virginica
    fork and knife icon

    Edible

    Star of Bethlehem cluster of plants with flowers

    Star of Bethlehem

    Ornithogalum umbellatum
    Poisonous Icon

    Poisonous

    Photo of a starry campion flower
    Photo of many blooming ashy sunflower plants, showing gray-green leaves.

    Sunflowers

    Helianthus spp.
    Photo of swamp milkweed, three plants with flower clusters.

    Swamp Milkweed

    Asclepias incarnata
    Photo of tall fescue plants

    Tall Fescue

    Festuca arundinacea
    invasive icon

    Invasive

    Photo of water smartweed plant and flower cluster

    Water Smartweed

    Persicaria amphibia (formerly Polygonum amphibium)
    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)
    Photo of white snakeroot leaves and flowers

    White Snakeroot

    Ageratina altissima (formerly Eupatorium rugosum)
    Poisonous Icon

    Poisonous

    Photo of wholeleaf rosinweed flowerhead

    Wholeleaf Rosinweed

    Silphium integrifolium
    Photo of wild potato vine flowers and leaves

    Wild Potato Vine

    Ipomoea pandurata
    fork and knife icon

    Edible

    Photo of winged loosestrife plants and flowers

    Winged Loosestrife

    Lythrum alatum