Flowers: fall

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Photo of American feverfew flower cluster.

American Feverfew

Parthenium integrifolium

Photo of black medick closeup of cloverlike yellow flowerhead

Black Medick

Medicago lupulina

Photo of a bull thistle flowerhead.

Bull Thistle

Cirsium vulgare

Edible

Photo of butterfly weed plant with flowers

Butterfly Weed

Asclepias tuberosa

Photo of closed gentian flowers

Closed Gentian (Bottle Gentian)

Gentiana andrewsii

Photo of tall thoroughwort plant with flowers

Common Boneset (Thoroughwort)

Eupatorium perfoliatum

Photo of common jimsonweed flower

Common Jimsonweed

Datura stramonium

Poisonous

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

Common St. John’s-Wort

Hypericum perforatum

Photo of common water hemlock or spotted cowbane flowers

Common Water Hemlock

Cicuta maculata

Poisonous

Photo of dead nettle stalk with flowers

Dead Nettle

Lamium purpureum

Photo of dittany flowers

Dittany

Cunila origanoides

Edible

Photo of everlasting pea flower and leaves

Everlasting Pea

Lathyrus latifolius

Photo of field milkwort flowerheads.

Field Milkwort

Polygala sanguinea

Photo of flowering spurge flowers

Flowering Spurge

Euphorbia corollata

Poisonous

Photo of hedge parsley flower clusters

Hedge Parsley

Torilis arvensis

Photo of hogwort plant showing upper stem leaves and flowers.

Hogwort (Woolly Croton)

Croton capitatus

Photo of horse nettle flowers and leaves

Horse Nettle

Solanum carolinense

Poisonous

Photo of horseweed flowers

Horseweed (Canada Fleabane, Hog Weed)

Conyza canadensis (formerly Erigeron canadensis)

Photo of a large-flowered gaura inflorescence

Large-Flowered Gaura

Oenothera filiformis (formerly Gaura longiflora, G. biennis)

Photo of leafy spurge seed heads

Leafy Spurge

Euphorbia esula

Poisonous

Invasive

Photo of whorled milkweed flowers.

Milkweeds

Subfamily Asclepiadoideae

Photo of a musk thistle blooming flower head.

Musk Thistle (Nodding Thistle)

Carduus nutans

Invasive

Photo of northern fog fruit flowering head

Northern Fog Fruit

Lippia lanceolata (formerly Phyla lanceolata)

Photo of pale Indian plantain flower clusters.

Pale Indian Plantain

Arnoglossum atriplicifolium (also Cacalia atriplicifolia)

Photo of a Queen Anne's lace flower cluster, seen from the top

Queen Anne’s Lace (Wild Carrot)

Daucus carota

Edible

Photo of a rose gentian flower, closeup

Rose Gentian (Rose Pink)

Sabatia angularis

Photo of rose verbena, or rose vervain, flower cluster showing leaves

Rose Verbena (Rose Vervain)

Glandularia canadensis (formerly Verbena canadensis)

Photo of sand vine, leaves with flower cluster.

Sand Vine (Climbing Milkweed)

Cynanchum laeve

Photo of sensitive brier flowers

Sensitive Briar

Mimosa quadrivalvis (also Schrankia nuttallii)

Photo of shepherd’s purse plant and flowers

Shepherd's Purse

Capsella bursa-pastoris

Edible

Photo of slender bush clover flowers

Slender Bush Clover

Lespedeza virginica

Photo of swamp milkweed, three plants with flower clusters.

Swamp Milkweed

Asclepias incarnata

Photo of tall thistle plants with flowers

Tall Thistle

Cirsium altissimum

Edible

Photo of a tall thoroughwort plant in bloom.

Tall Thoroughwort (Tall Boneset)

Eupatorium altissimum

Photo of cut-leaved teasel showing flowerhead and joined, cuplike leaves.

Teasels

Dipsacus fullonum and D. laciniatus

Invasive

Photo of tick trefoil plant with flowers

Tick Trefoils (Sticktights; Beggar's Lice)

Desmodium spp. (17 species in Missouri)

Photo of western ironweed flower clusters and leaves

Western Ironweed (Baldwin's Ironweed)

Vernonia baldwinii

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

Whorled milkweed flowers.

Whorled Milkweed (Horsetail Milkweed)

Asclepias verticillata

Photo of wild four-o'clock flower

Wild Four-O’Clock

Mirabilis nyctaginea

Poisonous

Photo of yarrow or common milfoil flower cluster

Yarrow (Common Milfoil)

Achillea millefolium