| Common Name | Scientific Name |
| arrowhead | Sagittaria montevidensis |
| arrowhead, Gregg | Sagittaria longiloba |
| barley, foxtail | Hordeum jubatum |
| barley, hare | Hordeum murinum ssp. leporinum |
| barnyardgrass | Echinochloa crus-galli |
| bassia, fivehook | Bassia hyssopifolia |
| bentgrasses | Agrostis spp. |
| bermudagrass | Cynodon dactylon |
| bindweed, field | Convolvulus arvensis |
| bluegrass, annual | Poa annua |
| brome, ripgut | Bromus diandrus |
| brome, soft | Bromus hordeaceus |
| broomrape | Orobanche ramosa |
| buckwheat, wild | Polygonum convolvulus |
| bulrush, ricefield | Scirpus mucronatus |
| bulrush, river | Scirpus fluviatilis |
| burhead | Echinodorus cordifolius |
| burclover | Medicago polymorpha |
| canarygrass, littleseed | Phalaris minor |
| catsear, spotted | Hypochaeris radicata |
| cattails | Typha spp. |
| chamomile, mayweed | Anthemis cotula |
| chickweed, common | Stellaria media |
| chickweed, mouseear | Cerastium fontanum ssp. vulgare |
| clover, white | Trifolium repens |
| cocklebur, common | Xanthium strumarium |
| crabgrasses | Digitaria spp. |
| crabgrass, large | Digitaria sanguinalis |
| cudweeds | Gnaphalium spp. |
| daisy, English | Bellis perennis |
| dallisgrass | Paspalum dilatatum |
| dandelion | Taraxacum officinale |
| dock, curly | Rumex crispus |
| dodder | Cuscuta spp. |
| ducksalad | Heteranthera limosa |
| fescue, tall | Festuca arundinacea |
| fiddlenecks | Amsinckia spp. |
| filarees | Erodium spp. |
| fleabane, hairy | Conyza bonariensis |
| flixweed | Descurainia sophia |
| fluvellins | Kickxia spuria, K. elatine |
| foxtails | Setaria spp. |
| geranium, cutleaf | Geranium dissectum |
| goosefoot, nettleleaf | Chenopodium murale |
| goosegrass | Eleusine indica |
| groundcherries | Physalis spp. |
| groundsel, common | Senecio vulgaris |
| healall (selfheal) | Prunella vulgaris |
| henbit | Lamium amplexicaule |
| horseweed | Conyza canadensis |
| jimsonweed | Datura stramonium |
| johnsongrass | Sorghum halepense |
| junglerice | Echinochloa colona |
| kikuyugrass | Pennisetum clandestinum |
| knapweed, Russian | Acroptilon repens |
| knotgrass | Paspalum distichum |
| knotweed, common | Polygonum arenastrum |
| kochia | Kochia scoparia |
| lambsquarters, common | Chenopodium album |
| lettuce, prickly | Lactuca serriola |
| lettuce, miner's | Claytonia perfoliata |
| mallow, little (cheeseweed) | Malva parviflora |
| medic, black | Medicago lupulina |
| milkthistle | Silybum marianum |
| mistletoes | Phoradendron spp. |
| morningglories | Ipomoea spp. |
| mullein, turkey | Eremocarpus setigerus |
| mustard, tumble | Sisymbrium altissimum |
| mustards | Brassica spp. |
| naiads | Najas spp. |
| nettle, burning | Urtica urens |
| nightshade, black | Solanum nigrum |
| nightshade, hairy | Solanum sarrachoides |
| nightshade, silverleaf | Solanum elaeagnifolium |
| nutsedge | Cyperus spp. |
| oat, wild | Avena fatua |
| orchardgrass | Dactylis glomerata |
| oxalis, buttercup (Bermuda buttercup) | Oxalis pes-caprae |
| oxtongue, bristly | Picris echioides |
| panicum, fall | Panicum dichotomiflorum |
| pearlwort, birdseye | Sagina procumbens |
| pigweed, redroot | Amaranthus retroflexus |
| pigweeds | Amaranthus spp. |
| pineapple-weed | Chamomilla suaveolens |
| plantain, broadleaf | Plantago major |
| plantain, buckhorn | Plantago lanceolata |
| poison-oak, Pacific | Toxicodendron diversilobum |
| polypogon, rabbitfoot | Polypogon monspeliensis |
| puncturevine | Tribulus terrestris |
| purslane, common | Portulaca oleracea |
| quackgrass | Elytrigia repens |
| radish, wild | Raphanus raphanistrum |
| redmaids (desert rockpurslane) | Calandrinia cilata |
| redstems | Ammannia spp. |
| rocket, London | Sisymbrium irio |
| ryegrass, Italian | Lolium multiflorum |
| salsify, common | Tragopogon porrifolius |
| sandbur, longspine | Cenchrus longispinus |
| sedge, smallflower umbrella | Cyperus difformis |
| shepherd's-purse | Capsella bursa-pastoris |
| soliva (spurweed) | Soliva sessilis |
| sorrel, red | Rumex acetosella |
| sowthistle, annual | Sonchus oleraceus |
| sowthistles | Sonchus spp. |
| speedwell, Persian | Veronica persica |
| spikerush, blunt | Eleocharis obtusa |
| sprangletop, bearded | Leptochloa fascicularis |
| spurge, petty | Chamaesyce peplus |
| spurge, spotted | Chamaesyce maculata |
| spurry, corn | Spergula arvensis |
| starthistle, yellow | Centaurea solstitialis |
| stickleaf | Mentzelia dispersa |
| sunflowers | Helianthus spp. |
| sweetclover, yellow | Melilotus officinalis |
| tarweeds | Hemizonia spp. |
| thistle, Canada | Cirsium arvense |
| thistle, Russian | Salsola tragus |
| velvetgrass, German | Holcus mollis |
| velvetleaf | Abutilon theophrasti |
| waterhyssops | Bacopa spp. |
| waterplantain, common | Alisma plantago-aquatica |
| witchgrass | Panicum capillare |
| woodsorrel, creeping | Oxalis corniculata |
| yarrow, common | Achillea millefolium |