Field Guide

Wildflowers, Grasses and Other Nonwoody Plants

Showing 1 - 10 of 40 results
Media
Western ironweed flowerhead in bloom
Species Types
Scientific Name
Vernonia baldwinii
Description
Ironweeds are tough, grayish-green, branching plants known for their fluffy-looking clusters of reddish-purple florets. They are a familiar sight on roadsides and pastures. Identify western ironweed by the bracts at the base of the flowerheads.
Media
Photo of harbinger of spring flower clusters with coin to show size
Species Types
Scientific Name
Erigenia bulbosa
Description
Heralding a new growing season, harbinger of spring can bloom as early as January in Missouri. You will probably have to look closely for its small clusters. But after a long winter, what a welcome sight they are!
Media
Photo of moth mullein flowers
Species Types
Scientific Name
Verbascum blattaria
Description
Moth mullein is a native of Eurasia introduced to our continent in the early 1800s. Since then, it has spread across North America. It’s named because the fuzzy flower, with 2 antennalike stamens, looks something like a moth.
Media
Photo of a chicory plant.
Species Types
Scientific Name
Cichorium intybus
Description
In summer and fall, the pretty blue flowers of chicory decorate roadsides and other disturbed areas. This weedy member of the aster family was introduced from Europe long ago. Its roots have been used as a coffee substitute.
Media
Photo of wild geranium plant with flowers
Species Types
Scientific Name
Geranium maculatum
Description
Called “crane’s bill” for its sharply pointed seed capsules, wild geranium is a gardening favorite, and there are cultivated varieties of this woodland wildflower bred for unique petal and leaf colors.
Media
Photo of showy evening primrose plant with flowers
Species Types
Scientific Name
Oenothera speciosa
Description
A low-growing wildflower that can colonize large areas along roadsides, showy evening primrose bears pink or white flowers that seem too large for the vegetation that supports them.
Media
Photo of mayapple colony looking like numerous green umbrellas on forest floor
Species Types
Scientific Name
Podophyllum peltatum
Description
Mayapple is a common spring wildflower that makes its biggest impression with its leaves, which resemble umbrellas arising from a single stalk. It often grows in colonies.
Media
Photo of a musk thistle blooming flower head.
Species Types
Scientific Name
Carduus nutans
Description
An invasive native of Eurasia that is spreading in Missouri, musk thistle is a plant you should know. Learn how to tell the difference between our native thistles and these bad guys.
Media
Photo of a bull thistle flowerhead.
Species Types
Scientific Name
Cirsium vulgare
Description
Bull thistle is a weedy introduction from Europe, found statewide. To tell it from our other thistles, note its stems with spiny-margined wings, and its leaves with the upper surface strongly roughened with stiff, spiny bristles.
Media
Photo of tall thistle plants with flowers
Species Types
Scientific Name
Cirsium altissimum
Description
Tall thistle is a native thistle that can grow to be 10 feet tall! To identify it, notice its leaves, which are unlobed (though they may be wavy or have only shallow, broad lobes), are felty-hairy beneath, and have prickles only along the edges.
See Also

About Wildflowers, Grasses and Other Nonwoody Plants in Missouri

A very simple way of thinking about the green world is to divide the vascular plants into two groups: woody and nonwoody (or herbaceous). But this is an artificial division; many plant families include some species that are woody and some that are not. The diversity of nonwoody vascular plants is staggering! Think of all the ferns, grasses, sedges, lilies, peas, sunflowers, nightshades, milkweeds, mustards, mints, and mallows — weeds and wildflowers — and many more!