Content tagged with "Wildflowers, Grasses and Other Nonwoody Plants"

Common Water Hemlock (Spotted Cowbane)

Photo of common water hemlock or spotted cowbane flowers
Cicuta maculata
Full grown, water hemlock looks something like a gigantic Queen Anne's lace, but this common, widespread member of the carrot family is the most toxic plant in North America. All parts are deadly. A piece of root the size of a walnut can kill a cow-sized animal. More

Compass Plant

Photo of compass plant flowers
Silphium laciniatum
Compass plant grows to 8 feet tall and has foot-long, deeply cleft leaves at its base. It got its common name because its leaves turn so that the surfaces face east and west (to take full advantage of the sun’s rays). More

Coontail (Hornwort; Coon’s Tail)

Photo of coontail aquatic plant with penny for scale
Ceratophyllum demersum
Coontail, a common submerged aquatic plant, got its name from the crowded upper leaves, which make the stem tip appear bushy like the tail of a raccoon. More

Copper Iris

Photo of copper iris plants with flowers
Iris fulva
This attractive, copper-colored iris is gaining in popularity as a garden plant even though its numbers are declining in the wild. Like many other native plants, copper iris is hardy, low-maintenance, and has few pest or disease problems. More

Corn Salad

Photo of corn salad plants with flowers
Valerianella radiata
At first glance, you might overlook corn salad, except for the large colonies it often forms. The young leaves can be eaten as a salad green, hence the name. More

Cornflower (Bachelor’s Button; Blue Bottle)

Photo of a cornflower, closeup of a flowerhead.
Centaurea cyanus
A native of Europe, cornflower is a popular garden flower that often escapes to nearby areas. It’s used in bridal bouquets and men’s boutonnieres. Its intense blue color appears in boxes of crayons! More

Crown Vetch

Photo of crown vetch, closeup of a flower cluster.
Securigera varia (formerly Coronilla varia)
When you drive through Missouri in the summer, you’re almost guaranteed to see the pink flower clusters of crown vetch, whose masses of green foliage coat the right-of-ways along highways. This weedy plant stabilizes the dirt after road construction but degrades our natural ecosystems. More

Culver’s Root

Photo of Culver's root plant with flowers
Veronicastrum virginicum
Culver’s root is a tall, graceful perennial with flower clusters that look like candelabras. The white flowers are packed together in slender, brushlike spikes. The leaves are in whorls, well-spaced along the stalk. More

Cup Plant (Cup Rosinweed; Carpenter’s Weed)

Photo of cup plant flowerhead.
Silphium perfoliatum
Called carpenter’s weed for its remarkably square stems, cup plant is also notable for its large, opposite leaves that fuse around the stem to form a leafy cup that holds rainwater. More

Dead Nettle

Photo of dead nettle stalk with flowers
Lamium purpureum
Dead nettle, like its close relative henbit, is a common, weedy mint that, in early spring, can carpet wide patches of disturbed ground. Recognize dead nettle by the pyramidal look of its purple- or blue-tinted foliage. More