Photo of American feverfew flower cluster.

    American Feverfew

    Parthenium integrifolium
    Photo of autumn sneezeweed flowerheads, closeup.

    Autumn Sneezeweed

    Helenium autumnale
    Photo of black mustard flower cluster

    Black Mustard

    Brassica nigra
    fork and knife icon

    Edible

    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 Icon

    Poisonous

    Photo of a bull thistle flowerhead.

    Bull Thistle

    Cirsium vulgare
    fork and knife icon

    Edible

    Photo of Canada thistle flowers

    Canada Thistle

    Cirsium arvense
    invasive icon

    Invasive

    Photo of Carolina false dandelion flowerhead.

    Carolina False Dandelion

    Pyrrhopappus carolinianus
    fork and knife icon

    Edible

    Photo of celandine poppy plant and flowers

    Celandine Poppy (Wood Poppy)

    Stylophorum diphyllum
    Photo of a chicory plant.

    Chicory

    Cichorium intybus
    fork and knife icon

    Edible

    Photo of common cinquefoil plants with flowers

    Common Cinquefoil

    Potentilla simplex
    Photo of common evening primrose, closeup of flowers.

    Common Evening Primrose

    Oenothera biennis
    fork and knife icon

    Edible

    Photo of common violet

    Common Violet

    Viola sororia
    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 hedge parsley flower clusters

    Hedge Parsley

    Torilis arvensis
    Photo of hispid buttercup plant with flower

    Hispid Buttercup

    Ranunculus hispidus
    Photo of a large-flowered gaura inflorescence

    Large-Flowered Gaura

    Oenothera filiformis (formerly Gaura longiflora, G. biennis)
    Photo of purple meadow parsnip foliage and flowers

    Meadow Parsnip

    Thaspium trifoliatum
    Photo of moth mullein flowers

    Moth Mullein

    Verbascum blattaria
    Photo of a musk thistle blooming flower head.

    Musk Thistle (Nodding Thistle)

    Carduus nutans
    invasive icon

    Invasive

    Photo of ox-eye daisies in a grassy field

    Ox-Eye Daisy

    Leucanthemum vulgare (formerly Chrysanthemum leucanthemum)
    Photo of pale Indian plantain flower clusters.

    Pale Indian Plantain

    Arnoglossum atriplicifolium (also Cacalia atriplicifolia)
    No photo available

    Philadelphia Fleabane

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

    Purple-Headed Sneezeweed

    Helenium flexuosum
    Photo of shepherd’s purse plant and flowers

    Shepherd's Purse

    Capsella bursa-pastoris
    fork and knife icon

    Edible

    Photo of many blooming ashy sunflower plants, showing gray-green leaves.

    Sunflowers

    Helianthus spp.
    Photo of woolly sweet cicely flower clusters

    Sweet Cicely (Anise Root)

    Osmorhiza claytonii and O. longistylis
    fork and knife icon

    Edible

    Photo of tall thistle plants with flowers

    Tall Thistle

    Cirsium altissimum
    fork and knife icon

    Edible

    Photo of white avens flower and upper stem leaves.
    Photo of yellow rocket flower clusters

    Yellow Rocket

    Barbarea vulgaris
    fork and knife icon

    Edible