Field Guide

Wildflowers, Grasses and Other Nonwoody Plants

Showing 21 - 28 of 28 results
Media
Photo of wild four-o'clock flower
Species Types
Scientific Name
Mirabilis nyctaginea
Description
Wild four-o’clock grows in fields, prairies, waste places, roadways, and railroads, often in poor soils. It’s called “four-o’clock,” because the magenta flowers don’t open until late afternoon.
Media
Photo of winged loosestrife plants and flowers
Species Types
Scientific Name
Lythrum alatum
Description
Winged loosestrife is a native Missouri wildflower that should not be confused with the nonnative invasive purple loosestrife. Learn to distinguish between the two so you can report infestations of the latter!
Media
Photo of sand vine, leaves with flower cluster.
Species Types
Scientific Name
Cynanchum laeve
Description
Bees, butterflies, and other insects love its nectar, but sand vine is also a problem weed that can be difficult to eradicate. Some people cultivate it as an ornamental. Beekeepers value it as an excellent honey plant.
Media
Photo of fourleaf milkweed plant with flower clusters
Species Types
Scientific Name
Asclepias quadrifolia
Description
One of our earliest blooming milkweeds, fourleaf milkweed bears round clusters of pink or cream-colored flowers. As the common names suggest, at least some of the leaves are arranged in whorls of 4.
Media
Photo of blue phlox (wild sweet William) plant with flowers
Species Types
Scientific Name
Phlox divaricata
Description
A common, eye-catching native spring wildflower common in woodlands, blue phlox occurs nearly statewide.
Media
Photo of perennial or summer phlox flower cluster
Species Types
Scientific Name
Phlox paniculata
Description
Perennial phlox has big, showy clusters of flowers. A tall, late-blooming native wildflower of woodland borders, steamsides, and gravel bars, it is also an old-fashioned garden favorite.
Media
Downy phlox flower clusters in bloom
Species Types
Scientific Name
Phlox pilosa
Description
Downy phlox, also called prairie phlox, is a perennial wildflower with lance-shaped leaves and showy, rounded clusters of pink or lavender flowers. It is similar to blue phlox, but it grows more often in prairies and other open, sunny, and drier habitats.
Media
Photo of shooting star flowers
Species Types
Scientific Name
Primula meadia (syn. Dodecatheon meadia)
Description
A beloved native spring wildflower, shooting star makes a lasting impression on hikers who encounter a nice big colony of these downward-pointing pink, white, or purplish flowers.
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!