Field Guide

Wildflowers, Grasses and Other Nonwoody Plants

Showing 1 - 4 of 4 results
Media
Photo of soapwort plants and flowers
Species Types
Scientific Name
Saponaria officinalis
Description
Soapwort is a tall, showy wildflower that has chemicals in its sap that lather up like soap. Native to Eurasia, it has been introduced worldwide and is a common roadside wildflower.
Media
Photo of Indian hemp plant
Species Types
Scientific Name
Apocynum cannabinum
Description
Indian hemp is a shrubby, upright perennial with opposite branches and milky sap. This native plant can be a troublesome weed in crop fields and gardens, but Native Americans used its tough, fibrous stems for rope-making.
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 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.
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!