Content tagged with "Wildflowers, Grasses and Other Nonwoody Plants"

Photo of hawthorn trees blooming on lawn of Missouri state capitol


Various species in the genus Crataegus
Our state flower, the hawthorn, is solidly represented in Missouri. There are about 100 different kinds of hawthorns that occupy almost every kind of soil in every part of the state. Member of the rose family, hawthorns are closely related to apples.

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Photo of hedge bindweed flowers

Hedge Bindweed

Calystegia sepium (also Convolvulus sepium)
Instantly recognizable as a type of morning glory, hedge bindweed is common in disturbed habitats and can be a serious agricultural weed, but it is not as problematic as its relative field bindweed.

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Photo of hedge parsley flower clusters

Hedge Parsley (Field Hedge-Parsley)

Torilis arvensis
This introduced plant looks quite a bit like parsley. It was first collected in Missouri in 1909 and has become much more abundant in recent decades as it spreads along roadsides and railroads.

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Photo of henbit plants with flowers


Lamium amplexicaule
Henbit always draws attention in early spring when it blasts entire fields with the pinkish-purple of its flowers. A non-native weed that spreads abundantly, it causes few problems because it has shallow roots and fades before crops begin to grow.

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Photo of hispid buttercup plant with flower

Hispid Buttercup (Bristly Buttercup; Swamp Buttercup)

Ranunculus hispidus
“Hispid” is a term botanists use to describe plant hairs that are stiff, rigid, or bristly, which fits this densely hairy plant. Hispid buttercup has showy yellow flowers and is found mostly in the southern half of Missouri, usually in moist locations.

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Photo of hoary puccoon closeup of flower cluster

Hoary Puccoon (Orange Puccoon)

Lithospermum canescens
Hoary puccoon and other members of the borage family have a fascinating flower stalk. The small, tubular flowers arise on spirally condensed, terminal stalks that uncoil and elongate as more flowers open toward the tip.

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Photo of hogwort plant showing upper stem leaves and flowers.

Hogwort (Woolly Croton)

Croton capitatus
Hogwort is fuzzy, densely covered with whitish hairs. A common but often overlooked plant in pastures, prairies, ditches, and roadsides, it’s usually less than 18 inches tall.

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Photo of horse nettle flowers and leaves

Horse Nettle

Solanum carolinense
Horse nettle is a native perennial with spiny stems and leaves, white to purplish flowers, and toxic fruits that look like tiny yellow tomatoes. It does well in disturbed habitats, and many people consider it a weed.

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Photo of horseweed flowers

Horseweed (Canada Fleabane, Hog Weed)

Conyza canadensis (formerly Erigeron canadensis)
Horseweed looks something like a goldenrod, except that the tiny composite flowers are not yellow. Instead, they are cream-colored and rather drab. In Missouri, this plant is especially associated with disturbed habitats and is a troublesome crop weed.

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Photo of a clump of hydrilla held in a hand


Hydrilla verticillata
Hydrilla is probably the worst submersed aquatic weed in America. It harms aquatic communities in small ponds, lakes, and rivers. It hurts our economy by hindering fishing and other recreational uses in large reservoirs. Learn about it and prevent its spread.

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