Field Guide

These two species of sweet clover are present all over America. Although they have been planted for forage, as bee plants, and as nitrogen-fixers, white and yellow sweet clover are now classified as invasive for their weediness and the problems they pose for natural habitats.

Common cinquefoil, or five-finger, is named for its leaves, which are divided into five fingerlike leaflets. One of seven cinquefoils in Missouri, it blooms from April to June and is scattered nearly statewide.

Pencil flower is small and often overlooked. It has wiry stems, long, bristly hairs, three-parted leaves, and orangish-yellow flowers.

Decades ago, sericea lespedeza was introduced in hopes it would provide hay, improve pastures, stop soil erosion, and supply food and cover for wildlife. Unfortunately, it has proven to be an aggressive, invasive weed that is extremely difficult to control, escapes cultivation, and outcompetes native plants.

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.

A true lettuce that can be eaten as a cooked or salad green, Florida lettuce has lavender to purplish blue flowers and grows statewide.

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!

Swamp milkweed has pink flower clusters at the tips of its tall stalks. The leaves are opposite, narrow, and up to 6 inches long. It grows in moist bottomland soils.

A member of the pink or carnation family, starry campion has fringed, white petals that give it a starry appearance. It blooms from June to September in dry, wooded uplands and slopes.