Field Guide

Wildflowers, Grasses and Other Nonwoody Plants

Showing 1 - 10 of 261 results
Media
Photo of showy partridge pea showing flowers, buds, and leaves.
Species Types
Scientific Name
Chamaecrista fasciculata (formerly Cassia fasciculata)
Description
The interesting, bright yellow flowers of showy partridge pea are immediately recognizable. At night, the leaflets close and pull upward into a sleeping position.
Media
Common violet, closeup of flower
Species Types
Scientific Name
Viola sororia
Description
The common violet can be violet, white, or white with violet mottling or spots. One of 17 species or violets in Missouri, it occurs statewide in a variety of habitats. Note its heart-shaped or rounded, scalloped leaves, and (usually) the presence of hairs on stems and/or foliage.
Media
Bird's-Foot Violet
Species Types
Scientific Name
Viola pedata
Description
In springtime, bird's-foot violet can make a glade or bluff top heavenly with its pretty lavender and purple "faces." When you see your first big colony of bird's-foot violets, you will probably never forget it.
Media
Photo of yellow violet plant with flower
Species Types
Scientific Name
Viola pubescens (formerly V. pensylvanica)
Description
The yellow violet is Missouri's only all-yellow violet. This native wildflower is less common than violet violets. Look for it in low woods, rich slopes, and wooded floodplains.
Media
Photo of crown vetch, closeup of a flower cluster.
Species Types
Scientific Name
Securigera varia (formerly Coronilla varia)
Description
In summer, you’re almost guaranteed to see big colonies of crown vetch along Missouri's highways. This weedy nonnative plant stabilizes the dirt after road construction but degrades our natural ecosystems.
Media
Photo of Miami mist flowers
Species Types
Scientific Name
Phacelia purshii
Description
An annual, spring-blooming wildflower, Miami mist has loose coils of small blue flowers with distinctive, delicate fringes on the petal lobes.
Media
Image of Johnny-jump-up.
Species Types
Scientific Name
Viola bicolor
Description
Johnny-jump-up is a flat-faced violet whose small flowers are a washed-out blue or violet with a very light yellow or white center. Look for it in fields, meadows, glades, rights-of-way, disturbed sites, and possibly your front lawn.
Media
Photo of celandine poppy plant and flowers
Species Types
Scientific Name
Stylophorum diphyllum
Description
The showy, bright yellow flowers of celandine poppy really stand out in the shady woods and valleys where this plant grows. You should consider this species when you are planting a shade garden!
Media
Photo of several decurrent false asters in bloom
Species Types
Scientific Name
Boltonia decurrens
Description
A big river floodplain species, decurrent false aster has declined as wetlands have been drained and converted to agricultural crop production.
Media
Photo of pale corydalis leaves and yellow flowers
Species Types
Scientific Name
Corydalis flavula
Description
The smooth, finely divided, fernlike foliage of pale corydalis is similar to that of the related wildflower Dutchman’s breeches. But in pale corydalis, the small yellow flowers appear tubelike and lipped.
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!