| aeginetia |
Aeginetia spp. |
1 |
| African mile-a-minute |
Mikania cordata |
2 |
| alfalfa |
Medicago sativa |
1 |
| alfombrilla |
Drymaria arenarioides |
1 |
| American bellflower |
Campanulastrum americanum |
6 |
| American germander |
Teucrium canadense |
1 |
| annual sowthistle |
Sonchus oleraceus |
2 |
| apple-of-Peru |
Nicandra physalodes |
6 |
| arrowleaf sida |
Sida rhombifolia |
2 |
| artichoke |
Cynara scolymus |
5 |
| Asiatic jasmine |
Trachelospermum asiaticum |
2 |
| Aster |
|
1 |
| barbwire Russian-thistle |
Salsola paulsenii |
1 |
| basil |
Ocimum spp. |
1 |
| bean |
Phaseolus spp. |
5 |
| big chickweed |
Cerastium fontanum ssp. vulgare |
6 |
| bigpod sesbania |
Sesbania herbacea |
6 |
| bigroot morningglory |
Ipomoea pandurata |
6 |
| birdsfoot trefoil |
Lotus corniculatus |
12 |
| bittercress |
Cardamine spp. |
2 |
| bittersweet nightshade |
Solanum dulcamara |
5 |
| black nightshade |
Solanum nigrum |
2 |
| blackseed plantain |
Plantago rugelii |
6 |
| bladder campion |
Silene latifolia ssp. alba |
28 |
| blue vervain |
Verbena hastata |
5 |
| boneset |
Eupatorium perfoliatum |
3 |
| bouncingbet |
Saponaria officinalis |
4 |
| bracted plantain |
Plantago aristata |
2 |
| branched broomrape |
Orobanche ramosa |
3 |
| British yellowhead |
Inula britannica |
1 |
| broadleaf buttonweed |
Spermacoce alata |
2 |
| broadleaf dock |
Rumex obtusifolius |
12 |
| broadleaf plantain |
Plantago major |
7 |
| broom snakeweed |
Gutierrezia sarothrae |
1 |
| broomrape |
Orobanche loricata |
1 |
| buckhorn plantain |
Plantago lanceolata |
8 |
| buckwheat |
Fagopyrum esculentum |
1 |
| bull thistle |
Cirsium vulgare |
6 |
| burcucumber |
Sicyos angulatus |
1 |
| buttercup oxalis |
Oxalis pes-caprae |
1 |
| butterfly milkweed |
Asclepias tuberosa |
9 |
| California broomrape |
Orobanche californica |
1 |
| California burclover |
Medicago polymorpha |
3 |
| Canada goldenrod |
Solidago canadensis |
1 |
| Canada goldenrod |
Solidago canadensis var. scabra |
15 |
| Canada thistle |
Cirsium arvense |
23 |
| capeweed |
Arctotheca calendula |
1 |
| carnation |
Dianthus caryophyllus |
1 |
| carrot |
Daucus carota ssp. sativus |
5 |
| catchweed bedstraw |
Galium aparine |
1 |
| catnip |
Nepeta cataria |
4 |
| chickpea |
Cicer arietinum |
1 |
| chicory |
Cichorium intybus |
7 |
| Chinese foldwing |
Dicliptera chinensis |
1 |
| Chinese hound's tongue |
Cynoglossum amabile |
1 |
| climbing hempweed |
Mikania scandens |
2 |
| clover |
Trifolium spp. |
1 |
| clover dodder |
Cuscuta epithymum |
1 |
| clustered broomrape |
Orobanche fasciculata |
2 |
| coat buttons |
Tridax procumbens |
2 |
| coffee senna |
Senna occidentalis |
1 |
| coltsfoot |
Tussilago farfara |
2 |
| comb bushmint |
Hyptis pectinata |
1 |
| common bean |
Phaseolus vulgaris |
66 |
| common burdock |
Arctium minus |
6 |
| common chickweed |
Stellaria pallida |
3 |
| common cocklebur |
Xanthium strumarium |
10 |
| common cowparsnip |
Heracleum maximum |
1 |
| common crupina |
Crupina vulgaris |
3 |
| common evening-primrose |
Oenothera biennis |
3 |
| common flax |
Linum usitatissimum |
1 |
| common groundsel |
Senecio vulgaris |
4 |
| common mallow |
Malva neglecta |
11 |
| common milkweed |
Asclepias syriaca |
3 |
| common mouse-ear chickweed |
Cerastium fontanum |
2 |
| common mullein |
Verbascum thapsus |
8 |
| common pokeweed |
Phytolacca americana |
7 |
| common purslane |
Portulaca oleracea |
18 |
| common ragweed |
Ambrosia artemisiifolia |
7 |
| common St. Johnswort |
Hypericum perforatum |
5 |
| common sunflower |
Helianthus annuus |
7 |
| common waterhemp |
Amaranthus rudis |
3 |
| common yarrow |
Achillea millefolium |
3 |
| coriander |
Coriandrum sativum |
1 |
| cornflower |
Centaurea cyanus |
1 |
| cowpea |
Vigna unguiculata |
3 |
| cowpea witchweed |
Striga gesnerioides |
1 |
| creeping buttercup |
Ranunculus repens |
5 |
| creeping croftonweed |
Ageratina riparia |
1 |
| crenate broomrape |
Orobanche crenata |
1 |
| crested Philippine violet |
Barleria cristata |
1 |
| croftonweed |
Ageratina adenophora |
3 |
| crownvetch |
Securigera varia |
7 |
| cucumber |
Cucumis sativus |
13 |
| curly dock |
Rumex crispus |
13 |
| cushion spurge |
Euphorbia epithymoides |
1 |
| cutleaf evening-primrose |
Oenothera laciniata |
2 |
| cutleaf waterparsnip |
Berula erecta |
1 |
| cypressvine morningglory |
Ipomoea quamoclit |
7 |
| dandelion |
Taraxacum officinale |
16 |
| dandelion |
Taraxacum spp. |
5 |
| dense blazing star |
Liatris spicata |
2 |
| desert broomrape |
Orobanche cooperi |
1 |
| Double Impatiens |
Impatiens walleriana |
1 |
| drug fumitory |
Fumaria officinalis |
5 |
| Dyer's woad |
Isatis tinctoria |
4 |
| eclipta |
Eclipta prostrata |
2 |
| Egyptian broomrape |
Orobanche aegyptiaca |
2 |
| European stinging nettle |
Urtica dioica ssp. dioica |
6 |
| evening-primrose |
Oenothera spp. |
2 |
| false chamomile |
Tripleurospermum perforatum |
1 |
| fernleaf yarrow |
Achillea filipendulina |
2 |
| feverfew |
Tanacetum parthenium |
2 |
| field bindweed |
Convolvulus arvensis |
16 |
| field dodder |
Cuscuta pentagona |
2 |
| field pennycress |
Thlaspi arvense |
4 |
| field violet |
Viola arvensis |
1 |
| fireweed |
Chamerion angustifolium |
1 |
| flat-top goldentop |
Euthamia graminifolia var. graminifolia |
1 |
| flax dodder |
Cuscuta epilinum |
1 |
| Florida betony |
Stachys floridana |
5 |
| Florida pusley |
Richardia scabra |
1 |
| flowering spurge |
Euphorbia corollata |
1 |
| foxglove |
Digitalis purpurea |
2 |
| garden cress |
Lepidium sativum |
1 |
| garlic mustard |
Alliaria petiolata |
11 |
| giant hogweed |
Heracleum mantegazzianum |
1 |
| giant ironweed |
Vernonia gigantea gigantea |
3 |
| giant mealie witchweed |
Striga forbesii |
1 |
| giant ragweed |
Ambrosia trifida |
10 |
| goatsbeard |
Tragopogon spp. |
4 |
| goatsrue |
Galega officinalis |
2 |
| goldenrod |
Solidago spp. |
4 |
| great blue lobelia |
Lobelia siphilitica |
10 |
| great burdock |
Arctium lappa |
1 |
| greater ammi |
Ammi majus |
1 |
| ground ivy |
Glechoma hederacea |
13 |
| ground spurge |
Chamaesyce prostrata |
1 |
| groundcherries |
Physalis spp. |
2 |
| hairy cat's ear |
Hypochaeris radicata |
4 |
| hairy galinsoga |
Galinsoga quadriradiata |
6 |
| hairy vetch |
Vicia villosa |
1 |
| hairy white oldfield aster |
Symphyotrichum pilosum var. pilosum |
2 |
| halogeton |
Halogeton glomeratus |
1 |
| hare's ear |
Bupleurum rotundifolium |
1 |
| hawkweeds |
Hieracium spp. |
14 |
| healall |
Prunella vulgaris |
7 |
| hedge mustard |
Sisymbrium officinale |
4 |
| hemp dogbane |
Apocynum cannabinum |
9 |
| hemp sesbania |
Sesbania exaltata |
1 |
| henbit |
Lamium amplexicaule |
9 |
| hibiscus |
Hibiscus spp. |
1 |
| hoary cress |
Lepidium draba |
12 |
| honeyvine swallowwort |
Cynanchum laeve |
13 |
| horseweed |
Conyza canadensis |
9 |
| humped bladderwort |
Utricularia gibba |
3 |
| Indian mustard |
Brassica juncea |
1 |
| Indian Valley false mallow |
Malvastrum americanum |
1 |
| Indian waltheria |
Waltheria indica |
1 |
| ivy broomrape |
Orobanche hederae |
2 |
| ivyleaf morningglory |
Ipomoea hederacea |
11 |
| Jamaican nightshade |
Solanum jamaicense |
2 |
| Japanese dodder |
Cuscuta japonica |
1 |
| Japanese knotweed |
Fallopia japonica |
11 |
| Japanese thistle |
Cirsium japonicum |
2 |
| Jerusalem artichoke |
Helianthus tuberosus |
4 |
| jimsonweed |
Datura stramonium |
11 |
| knapweeds |
Centaurea spp. |
2 |
| lambsquarters |
Chenopodium album |
6 |
| largeseed dodder |
Cuscuta indecora |
1 |
| larkspur |
Delphinium spp. |
2 |
| lawn burweed |
Soliva sessilis |
1 |
| leafy spurge |
Euphorbia esula |
2 |
| lettuce |
Lactuca sativa |
1 |
| lima bean |
Phaseolus lunatus |
1 |
| limnophila |
Limnophila sessiliflora |
1 |
| littleflower penstemon |
Penstemon procerus |
1 |
| Madagascar ragwort |
Senecio madagascariensis |
1 |
| meadow hawkweed |
Hieracium caespitosum |
2 |
| Mediterranean saltwort |
Salsola vermiculata |
4 |
| Mexican fireweed |
Kochia scoparia |
4 |
| milkvetch |
Astragalus spp. |
1 |
| miramar weed |
Hygrophila polysperma |
3 |
| moth mullein |
Verbascum blattaria |
6 |
| motherwort |
Leonurus cardiaca |
7 |
| mountain tansymustard |
Descurainia incana |
1 |
| mugwort |
Artemisia vulgaris |
4 |
| mulberryweed |
Fatoua villosa |
2 |
| musk mallow |
Malva moschata |
4 |
| musk thistle |
Carduus nutans |
2 |
| myrtle spurge |
Euphorbia myrsinites |
1 |
| narrowleaf goldenrod |
Euthamia graminifolia |
1 |
| New Mexico thistle |
Cirsium neomexicanum |
1 |
| New Zealand spinach |
Tetragonia tetragonioides |
1 |
| nightshade |
Solanum spp. |
1 |
| niruri |
Phyllanthus niruri |
6 |
| nodding beggarticks |
Bidens cernua |
11 |
| nodding broomrape |
Orobanche cernua |
1 |
| old world diamond-flower |
Oldenlandia corymbosa |
1 |
| orange hawkweed |
Hieracium aurantiacum |
6 |
| orbicular whitetop |
Lepidium chalepense |
2 |
| Oriental lady's thumb |
Persicaria longiseta |
2 |
| oxeye daisy |
Leucanthemum vulgare |
8 |
| pale flax |
Linum bienne |
1 |
| Palmer amaranth |
Amaranthus palmeri |
3 |
| palmleaf morningglory |
Ipomoea wrightii |
4 |
| Paraguay starbur |
Acanthospermum australe |
1 |
| parsley |
Petroselinum crispum |
1 |
| peanut |
Arachis hypogaea |
3 |
| Pennsylvania smartweed |
Polygonum pensylvanicum |
5 |
| perennial pepperweed |
Lepidium latifolium |
2 |
| perennial sowthistle |
Sonchus arvensis |
10 |
| Perez's sea lavender |
Limonium perezii |
2 |
| phlox |
Phlox spp. |
1 |
| pigweed |
Amaranthus spp. |
1 |
| pink purslane |
Portulaca pilosa |
2 |
| pitted morningglory |
Ipomoea lacunosa |
1 |
| poison-hemlock |
Conium maculatum |
11 |
| Powell amaranth |
Amaranthus powellii |
1 |
| prickly lettuce |
Lactuca serriola |
10 |
| prickly sida |
Sida spinosa |
7 |
| purple deadnettle |
Lamium purpureum |
3 |
| purple loosestrife |
Lythrum salicaria |
12 |
| purple moonflower |
Ipomoea turbinata |
6 |
| purple starthistle |
Centaurea calcitrapa |
1 |
| purple witchweed |
Striga hermonthica |
1 |
| Queen Anne's lace, wild carrot |
Daucus carota |
5 |
| quinoa |
Chenopodium quinoa |
1 |
| rabbitfoot clover |
Trifolium arvense |
1 |
| radish |
Raphanus sativus |
1 |
| red clover |
Trifolium pratense |
2 |
| red morningglory |
Ipomoea coccinea |
1 |
| red sorrel |
Rumex acetosella |
11 |
| redroot pigweed |
Amaranthus retroflexus |
5 |
| rock fumewort |
Pseudofumaria lutea |
8 |
| rocketsalad |
Eruca vesicaria ssp. sativa |
1 |
| rosering gaillardia |
Gaillardia pulchella |
1 |
| rough cinquefoil |
Potentilla norvegica |
4 |
| Russian knapweed |
Rhaponticum repens |
3 |
| Russian thistle |
Salsola kali |
2 |
| Russian-thistle |
Salsola tragus |
4 |
| safflower |
Carthamus tinctorius |
5 |
| sage |
Salvia officinalis |
1 |
| sainfoin |
Onobrychis viciifolia |
1 |
| saltbush |
Atriplex spp. |
7 |
| sericea lespedeza |
Lespedeza cuneata |
1 |
| sessile joyweed |
Alternanthera sessilis |
2 |
| shellflower |
Moluccella laevis |
2 |
| shepherd's-purse |
Capsella bursa-pastoris |
4 |
| shoeblackplant |
Hibiscus rosa-sinensis |
1 |
| sicklepod |
Senna obtusifolia |
1 |
| silverleaf nightshade |
Solanum elaeagnifolium |
3 |
| small broomrape |
Orobanche minor |
2 |
| smallseed alfalfa dodder |
Cuscuta approximata |
1 |
| smooth bedstraw |
Cruciata laevipes |
3 |
| smooth bedstraw |
Galium mollugo |
13 |
| smooth groundcherry |
Physalis longifolia var. subglabrata |
2 |
| smooth pigweed |
Amaranthus hybridus |
3 |
| snow-on-the-mountain |
Euphorbia marginata |
1 |
| soybean |
Glycine max |
3 |
| speedwell |
Veronica spp. |
6 |
| spiny emex |
Emex spinosa |
1 |
| spiny sowthistle |
Sonchus asper |
2 |
| spotted joe pye weed |
Eupatoriadelphus maculatus |
4 |
| spotted knapweed |
Centaurea stoebe |
1 |
| spotted knapweed |
Centaurea stoebe ssp. micranthos |
14 |
| spreading dogbane |
Apocynum androsaemifolium |
1 |
| spurred anoda |
Anoda cristata |
3 |
| squarrose knapweed |
Centaurea virgata |
1 |
| St. Andrew's cross |
Hypericum hypericoides |
1 |
| subterranean clover |
Trifolium subterraneum |
1 |
| sulfur cinquefoil |
Potentilla recta |
2 |
| sunflower |
Helianthus spp. |
1 |
| swamp dodder |
Cuscuta gronovii |
1 |
| swamp milkweed |
Asclepias incarnata |
8 |
| swamp smartweed |
Persicaria hydropiperoides |
6 |
| sweetpotato |
Ipomoea batatas |
7 |
| tall buttercup |
Ranunculus acris |
6 |
| tall lettuce |
Lactuca canadensis |
5 |
| teasel |
Dipsacus spp. |
1 |
| thistle |
Cirsium spp. |
1 |
| three-cornered jack |
Emex australis |
1 |
| ticktrefoils |
Desmodium spp. |
2 |
| toadflax |
Linaria spp. |
3 |
| tobacco |
Nicotiana spp. |
2 |
| tomatillo groundcherry |
Physalis philadelphica |
1 |
| tropic croton |
Croton glandulosus var. septentrionalis |
2 |
| true forget-me-not |
Myosotis scorpioides |
1 |
| trumpetweed |
Eupatorium fistulosum |
13 |
| twolobe speedwell |
Veronica biloba |
1 |
| Utah milkvetch |
Astragalus utahensis |
1 |
| velvetleaf |
Abutilon theophrasti |
11 |
| violet |
Viola spp. |
6 |
| Virginia buttonweed |
Diodia virginiana |
1 |
| Virginia copperleaf |
Acalypha virginica |
1 |
| water knotweed |
Polygonum amphibium |
6 |
| waterpurslane |
Ludwigia palustris |
5 |
| wavyleaf sea lavender |
Limonium sinuatum |
1 |
| West Indian nightshade |
Solanum ptycanthum |
12 |
| western salsify |
Tragopogon dubius |
6 |
| white clover |
Trifolium repens |
2 |
| white heath aster |
Symphyotrichum ericoides var. ericoides |
4 |
| white snakeroot |
Ageratina altissima |
1 |
| white snakeroot |
Ageratina altissima var. altissima |
10 |
| white turtlehead |
Chelone glabra |
9 |
| white vervain |
Verbena urticifolia |
3 |
| white violet |
Viola renifolia |
1 |
| wild bergamot |
Monarda fistulosa |
1 |
| wild buckwheat |
Fallopia convolvulus |
2 |
| wild carrot |
Daucus carota ssp. carota |
6 |
| wild chervil |
Anthriscus sylvestris |
2 |
| wild four-o'clock |
Mirabilis nyctaginea |
1 |
| wild licorice |
Glycyrrhiza lepidota |
1 |
| wild mustard |
Sinapis arvensis |
4 |
| wild parsnip |
Pastinaca sativa |
10 |
| wild safflower |
Carthamus oxyacanthus |
1 |
| witchweed |
Striga asiatica |
1 |
| witchweed |
Striga aspera |
1 |
| witchweed |
Striga euphrasioides |
1 |
| witchweed |
Striga spp. |
2 |
| yellow starthistle |
Centaurea solstitialis |
12 |
| yellow toadflax |
Linaria vulgaris |
3 |
| yellow unicorn-plant |
Ibicella lutea |
7 |
| yellow woodsorrel |
Oxalis stricta |
5 |
| yellowspine thistle |
Cirsium ochrocentrum |
1 |
| yerba de hierro |
Melasma melampyroides |
4 |
| zigzag goldenrod |
Solidago flexicaulis |
10 |
