Weeds Pages
Common names link to pages with weed descriptions and photos, often showing several stages of development.
| Common Name | Scientific Name |
|---|---|
| barnyardgrass | Echinochloa crus-galli |
| bermudagrass | Cynodon dactylon |
| bindweed, field | Convolvulus arvensis |
| bluegrass, annual | Poa annua |
| burclover, California | Medicago polymorpha |
| chickweed, common | Stellaria media |
| cockleburs | Xanthium spp. |
| crabgrasses | Digitaria spp. |
| filarees | Erodium spp. |
| fleabane, hairy | Conyza bonariensis |
| foxtail, yellow | Setaria pumila |
| foxtails | Setaria spp. |
| groundsel, common | Senecio vulgaris |
| henbit | Lamium amplexicaule |
| horseweed | Conyza canadensis |
| johnsongrass | Sorghum halepense |
| knotweed, common | Polygonum arenastrum |
| ladysthumb | Polygonum persicaria |
| lambsquarters, common | Chenopodium album |
| lettuce, prickly | Lactuca serriola |
| mallow, little (cheeseweed) | Malva parviflora |
| morning glories | Ipomoea spp. |
| mustards | Brassica spp. |
| nettle, burning | Urtica urens |
| nightshades | Solanum spp. |
| nutsedge, purple | Cyperus rotundus |
| nutsedge, yellow | Cyperus esculentus |
| oat, wild | Avena fatua |
| pigweeds | Amaranthus spp. |
| polypogon, rabbitfoot | Polypogon monspeliensis |
| purslane, common | Portulaca oleracea |
| rocket, London | Sisymbrium irio |
| ryegrasses | Lolium spp. |
| shepherd's-purse | Capsella bursa-pastoris |
| smartweed, swamp | Polygonum coccineum |
| sowthistles | Sonchus spp. |
| sprangletops | Leptochloa spp. |
| sweetclovers | Melilotis spp. |
| thistle, Russian | Salsola tragus |