Field Guide

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.

Although the funnel-shaped, 5-lobed flowers look something like the petunias you find at garden centers, our wild petunia is not related to them. This ruellia often has crinkled hairs in 2 narrow, lengthwise bands on opposite sides of the stalk.

There are 23 species of goldenrods in Missouri. They can be hard to identify to species, but as a group, the goldenrods are common and nearly unmistakable.

Similar to kudzu, Chinese yam is an aggressive vine that overtakes nearly everything within reach that stands still long enough! Learn more about this invasive plant — and please don’t plant it!

Deptford pink has straight, strong, narrow stems that bear small clusters of pink flowers with white dots. Common statewide in sunny, open locations such as pastures and roadsides.

False dragonhead is called "obedient plant" because when you push one of the flowers sideways, it "obediently" stays in place for a while.

A native wildflower of forests, blufftops, glades, pastures, and roadsides, beaked hawkweed looks something like a hairy, yellow-flowering chicory. It is found mostly south of the Missouri River.

Yellow crownbeard and its close relatives are called wingstems because of lengthwise, winged ridges along the stems. Look for it blooming, May through October, in open and rocky areas.

In Europe, St. John’s-wort was long used as a medicinal herb and to ward off evil magic. Today, researchers are finding it can treat depression. Yet it poisons livestock and in some places is an invasive weed.

A tall, smooth, branching plant with red stems and juicy, dark purple berries, pokeweed is both toxic and a traditional edible potherb called poke salat. It is common statewide.