Photo of autumn sneezeweed flowerheads, closeup.

    Autumn Sneezeweed

    Helenium autumnale
    Photo of beaked hawkweed flowers.

    Beaked Hawkweed

    Hieracium gronovii
    Photo of butterfly pea plant with flowers

    Butterfly Pea

    Clitoria mariana
    Photo of butterfly weed plant with flowers

    Butterfly Weed

    Asclepias tuberosa
    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 dayflower flower and buds.

    Common Dayflower

    Commelina communis
    fork and knife icon

    Edible

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

    Common St. John’s-Wort

    Hypericum perforatum
    Deptfort pink blooming in an open area

    Deptford Pink

    Dianthus armeria
    Photo of false garlic flowers

    False Garlic

    Nothoscordum bivalve
    Photo of flowering spurge flowers

    Flowering Spurge

    Euphorbia corollata
    Poisonous Icon

    Poisonous

    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 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 several Indian pipe plants with flowers, rising out of leaf litter.

    Indian Pipe

    Monotropa uniflora
    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 Korean lespedeza plant with flowers

    Korean Lespedeza (Korean Clover)

    Kummerowia stipulacea (formerly Lespedeza stipulacea)
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Photo of oblong-leaved aster showing masses of purple flowerheads

    Oblong-Leaved Aster (Aromatic Aster)

    Symphyotrichum oblongifolium (formerly Aster oblongifolius)
    Photo of a pencil flower, closeup on blossom

    Pencil Flower

    Stylosanthes biflora
    Photo of perennial or summer phlox flower cluster.

    Perennial Phlox

    Phlox paniculata
    Photo of several pinesap plants showing multiple flowers per stalk.

    Pinesap (False Beech Drops)

    Monotropa hypopitys
    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 purple-headed sneezeweed flowerhead showing round, purplish disk.

    Purple-Headed Sneezeweed

    Helenium flexuosum
    Photo of a rose gentian flower, closeup

    Rose Gentian (Rose Pink)

    Sabatia angularis
    Photo of royal catchfly flowers

    Royal Catchfly

    Silene regia
    Photo of sensitive brier flowers

    Sensitive Briar

    Mimosa quadrivalvis (also Schrankia nuttallii)
    Photo of large group of sericea lespedeza plants

    Sericea Lespedeza

    Lespedeza cuneata
    invasive icon

    Invasive

    Photo of showy partridge pea showing flowers, buds, and leaves.

    Showy Partridge Pea

    Chamaecrista fasciculata (formerly Cassia fasciculata)
    Photo of slender bush clover flowers

    Slender Bush Clover

    Lespedeza virginica
    Photo of common gerardia plant with flowers

    Slender False Foxglove

    Agalinis tenuifolia (formerly Gerardia tenuifolia)
    Photo of a starry campion flower
    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 tick trefoil plant with flowers

    Tick Trefoils (Sticktights; Beggar's Lice)

    Desmodium spp. (17 species in Missouri)
    Photo of violet wood sorrel plant with flowers

    Violet Wood Sorrel

    Oxalis violacea
    Photo of viper’s bugloss, closeup of flower

    Viper's Bugloss

    Echium vulgare
    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 pink wild onion flower clusters

    Wild Onion

    Allium stellatum
    fork and knife icon

    Edible

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