weedid.missouri.eduFor Faculty & Staff University of Missouri

You are using an outdated browser. Please upgrade your browser to improve your experience. Mizzou Logo Office of Programs University of Missouri Weed Id guide Home Weed Key Search by Name MU Weed Science A B C D E F G H I J K L M N O P Q R S T V W Y Z ALL Common Name Latin Name Ajuga see Bugleweed Allegheny Blackberry see Smooth Blackberry Alligatorweed Alternanthera philoxeroides American Bellflower Campanulastrum americanum American Burnweed see Fireweed American Elder see Elderberry American Lotus Nelumbo lutea American Speedwell Veronica americana American Water Plantain Alisma subcordatum American Water Willow see Water Willow American brooklime see American Speedwell Amur honeysuckle see Bush Honeysuckle Annual Bluegrass Poa annua Annual Fleabane Erigeron annuus Annual Jewgrass see Japanese Stiltgrass Annual Marshelder Iva annua Annual Rye see Annual Ryegrass Annual Ryegrass Lolium multiflorum Annual Sowthistle Sonchus oleraceus Annual Wormwood Artemisia annua Apple-of-Peru Nicandra physalodes Arabidopsis see Mouse-ear Cress Arrow-leaved Tearthumb Polygonum sagittatum Arrowleaf Knotweed see Arrow-leaved Tearthumb Arrowleaf Sida Sida rhombifolia Arrowleaf Smartweed see Arrow-leaved Tearthumb Arrowvine see Arrow-leaved Tearthumb Asian Dayflower see Marsh Dayflower Asian Spiderwort see Marsh Dayflower Asiatic Dayflower Commelina communis Aunt Lucy Ellisia nyclelea Autumn Clematis see Virgin's Bower Autumn Olive Elaeagnus umbellata Bachelors Buttons see Cornflower Baldwins Ironweed Vernonia baldwinii Balloonvine Cardiospermum halicacabum Barnyardgrass Echinochloa crus-galli Basketgrass see Japanese Stiltgrass Bathurst Bur see Spiny Cocklebur Beaked Nightshade see Buffalobur Bear's Foot see Yellow-flowered Leaf-cup Bear-grass see Yucca Bearded Sprangletop Leptochloa fusca ssp. fascicularis Bee-balm Monarda fistulosa Beef-steak Plant see Perilla Mint Benghal Dayflower Commelina benghalensis Bermudagrass Cynodon dactylon Bigroot Morningglory Ipomoea pandurata Birds Foot Violet Viola pedata Birdsfoot Trefoil Lotus corniculatus Bitter Sneezeweed Helenium amarum Bittersweet Nightshade Solanum dulcamara Black Locust Robinia pseudoacacia Black Medic Medicago lupulina Black Oak Quercus velutina Blackjack Oak Quercus marilandica Blackseed Plantain Plantago rugelii Bladder Campion Silene vulgaris Bladderworts Utricularia spp. Bloodroot Sanguinaria canadensis Bloom Fell see Birdsfoot Trefoil Blue Phlox Phlox divaricata Blue Vervain Verbena hastata Blue-Bottles see Starch Grapehyacinth Bluebell see Virginia Bluebells Blueweed see Viper's Bugloss Bouncing-bet Saponaria officinalis Brazilian Elodea Egeria densa Brazilian Waterweed see Brazilian Elodea Bristly Cattail Sedge see Frank's Sedge Bristly Greenbrier Smilax hispida Brittle Naiad see Slender Naiad Brittleleaf see Slender Naiad Broadleaf Arrowhead see Midwestern Arrowhead Broadleaf Dock Rumex obtusifolius Broadleaf Pepperweed see Perennial Pepperweed Broadleaf Plantain Plantago major Broadleaf Signalgrass Brachiaria platyphylla Broomsedge Andropogon virginicus Brown Mustard see Indian Mustard Browntop Millet Brachiaria ramosa Buckbrush Symphoricarpos orbiculatus Buckhorn Plantain Plantago lanceolata Buffalobur Solanum rostratum Bugleweed Ajuga reptans Bulbous Buttercup Ranunculus bulbosus Bulbous Oatgrass Arrhenatherum elatius var. bulbosa Bulbous Tall Oatgrass see Bulbous Oatgrass Bull Thistle Cirsium vulgare Bullbrier see Greenbrier Burcucumber Sicyos angulatus Bush Honeysuckle Lonicera maackii Bushy Wallflower Erysimum repandum Butterfly Milkweed Asclepias tuberosa Butterflyweed see Butterfly Milkweed Butterweed see Cressleaf Groundsel Calamint Calamintha nepeta Calepina Calepina irregularis Caltrop see Puncturevine Canada Onion see Wild Onion Canada Thistle Cirsium arvense Canadian Garlic see Wild Onion Cancer weed see Lyreleaf Sage Cancer-root see Squaw-root Caper Spurge Euphorbia lathyris Carolina False Dandelion Pyrrhopappus carolinianus Carolina Foxtail Alopecurus carolinianus Carolina Geranium Geranium carolinianum Carpet Bentgrass see Creeping Bentgrass Carpet Bugle see Bugleweed Carpetweed Mollugo verticillata Castor Bean Ricinus communis Castor Oil Plant see Castor Bean Cat'S Clover see Birdsfoot Trefoil Cat's claw see Sensitive Brier Catbrier see Bristly Greenbrier Catbrier see Greenbrier Catchweed Bedstraw Galium mollugo Catmint see Catnip Catnip Nepeta cataria Cattails Nympha spp. Catwort see Catnip Celery-Leaf Buttercup see Crowfoot Buttercup Centipedegrass Eremochloa ophiuroides Chara Chara spp. Cheat Bromus secalinus Chicory Cichorium intybus Chinese Fountain Grass Pennisetum alopecuroides Chinese Lantern see Apple-of-Peru Chinese Yam Dioscorea batatas Cinnamon Vine see Chinese Yam Clammy Groundcherry Physallis heterophylla Clasping Milkweed Asclepias amplexicaule Cleavers see Catchweed Bedstraw Climbing False Buckwheat Polygonum scandens Climbing Rose see Prairie Rose Cockspur Thorn Crataegus crus-galli Coco see Purple Nutsedge Coffee Senna Cassia occidentalis Common Balm see Bee-balm Common Beggar-ticks Bidens frondosa Common Beggarticks see Common Beggar-ticks Common Blackberry see Smooth Blackberry Common Blue Violet Viola papilionacea Common Bugleweed see Bugleweed Common Burdock Arctium minus Common Buttonweed see Poorjoe Common Catsear Hypochoeris radicata Common Chickweed Stellaria media Common Cocklebur Xanthium strumarium Common Dayflower see Asiatic Dayflower Common Dewberry see Northern Dewberry Common Duckweeds see Duckweeds Common Eveningprimrose Oenothera biennis Common Greenbrier see Roundleaf Greenbrier Common Groundsel Senecio vulgaris Common Hop Sedge see Hop Sedge Common Lambsquarters Chenopodium album Common Lespedeza Lespedeza striata Common Mallow Malva neglecta Common Milkweed Asclepias syriaca Common Mullein Verbascum thapsus Common Pokeweed Phytolacca americana Common Purslane Portulaca oleracea Common Ragweed Ambrosia artemisiifolia Common Reed Phragmites australis Common Saint Johnswort see Saint Johnswort Common Sunflower Helianthus annuus Common Tansy Tanacetum vulgare Common Teasel Dipsacus fullonum Common Toadflax Linaria canadensis Common Unicorn Plant see Devil's Claw Common Venus Looking-glass Triodanis perfoliata Common Vetch Vicia sativa Common Waterhemp Amaranthus tuberculatus Common Yarrow Achillea millefolium Compass Plant Silphium laciniatum Coontail Ceratophyllum demersum Coralberry see Buckbrush Coreopsis Beggarticks Bidens polylepis Corn Buttercup Ranunculus arvensis Corn Campion see Corn Cockle Corn Cockle Agrostemma githago Corn Gromwell Buglossoides arvensis Corn Rose see Corn Cockle Corn Speedwell Veronica arvensis Corn Spurry Spergula arvensis Cornflower Centaurea cyanus Cornsalad Valerianella radiata Cotton Morningglory Ipomoea cordatotriloba Cotton thistle see Scotch Thistle Cottonwood Populus deltoides Cow-itch see Trumpetcreeper Creamy Wild Indigo Baptisia leucophaea Creeping Bentgrass Agrostis palustris Creeping Phlox Phlox subulata Creeping Red Woodsorrel Oxalis corniculata Creeping Rush Juncus repens Creeping Water Purslane see Water Purslane Creeping Woodsorrel see Creeping Red Woodsorrel Creeping charlie see Ground Ivy Cressleaf Groundsel Senecio glabellus Crested anoda see Spurred Anoda Crimson Fountain Grass see Chinese Fountain Grass Crossvine Bignonia capreolata Crow Toes see Birdsfoot Trefoil Crowfoot Buttercup Ranunculus sceleratus Crowfoot violet see Birds Foot Violet Crowfootgrass Dactyloctenium aegyptium Crownvetch Coronilla varia Cup Plant Silphium perfoliatum Curly Dock Rumex crispus Curlycup Gumweed Grindelia squarrosa Curlyleaf Pondweed Potamogeton crispus Cursed Buttercup see Crowfoot Buttercup Cursed Crowfoot see Crowfoot Buttercup Cutleaf Eveningprimrose Oenothera laciniata Cutleaf Geranium Geranium dissectum Cutleaf Teasel Dipsacus laciniatus Cypress Spurge Euphorbia cyparissias Cypressvine Morningglory Ipomoea quamoclit Cypressweed see Dogfennel Daggerweed see Spiny Cocklebur Daisy Fleabane see Annual Fleabane D...