| alfalfa |
Medicago sativa |
12 |
| almond |
Prunus dulcis |
2 |
| American red raspberry |
Rubus strigosus |
1 |
| apple |
Malus domestica |
8 |
| apricot |
Prunus armeniaca |
1 |
| artichoke |
Cynara scolymus |
3 |
| ash |
Fraxinus spp. |
1 |
| aspen/poplar |
Populus spp. |
1 |
| bigleaf lupine |
Lupinus polyphyllus |
1 |
| birch |
Betula spp. |
1 |
| bitter sneezeweed |
Helenium amarum |
1 |
| black-eyed susan |
Rudbeckia hirta |
4 |
| bladderpod |
Lesquerella spp. |
1 |
| blue mistflower |
Conoclinium coelestinum |
2 |
| broccoli |
Brassica oleracea var. italica |
1 |
| bull thistle |
Cirsium vulgare |
1 |
| buttercup |
Ranunculus spp. |
2 |
| cabbage |
Brassica oleracea var. capitata |
2 |
| cabbage collards and kale |
Brassica oleracea |
1 |
| Canada thistle |
Cirsium arvense |
1 |
| canola |
Brassica napus var. napus |
5 |
| cantaloupe |
Cucumis melo Cantalupensis Group |
1 |
| Carolina holly |
Ilex ambigua |
1 |
| carrot |
Daucus carota ssp. sativus |
15 |
| cauliflower |
Brassica oleracea var. botrytis |
1 |
| chayote |
Sechium edule |
2 |
| chickpea |
Cicer arietinum |
6 |
| chicory |
Cichorium intybus |
1 |
| chinese cabbage |
Brassica pekinensis |
3 |
| cicer |
Cicer spp. |
1 |
| citrus |
Citrus spp. |
1 |
| coffee |
Coffea spp. |
2 |
| common bean |
Phaseolus vulgaris |
45 |
| common cocklebur |
Xanthium strumarium |
1 |
| common flax |
Linum usitatissimum |
1 |
| common hop |
Humulus lupulus |
9 |
| common sunflower |
Helianthus annuus |
1 |
| cotton |
Gossypium hirsutum |
11 |
| cowpea |
Vigna unguiculata |
4 |
| croftonweed |
Ageratina adenophora |
2 |
| crookneck squash |
Cucurbita moschata |
2 |
| cucumber |
Cucumis sativus |
11 |
| cypress spurge |
Euphorbia cyparissias |
1 |
| dandelion |
Taraxacum officinale |
1 |
| dogfennel |
Eupatorium capillifolium |
1 |
| eggplant |
Solanum melongena |
2 |
| elephanthead lousewort |
Pedicularis groenlandica |
3 |
| elm |
Ulmus spp. |
2 |
| European white birch |
Betula pendula |
1 |
| field pea |
Pisum sativum |
5 |
| field pennycress |
Thlaspi arvense |
1 |
| flue-cured tobacco |
Nicotiana tabacum (flue-cured type) |
1 |
| garden beet |
Beta vulgaris ssp. vulgaris (garden beet group) |
1 |
| ginseng |
Panax spp. |
1 |
| guar |
Cyamopsis tetragonoloba |
3 |
| hoary cress |
Lepidium draba |
28 |
| Japanese knotweed |
Fallopia japonica |
2 |
| kenaf |
Hibiscus cannabinus |
6 |
| khat |
Catha edulis |
1 |
| leafy spurge |
Euphorbia esula |
1 |
| lenga |
Nothofagus pumilio |
2 |
| lettuce |
Lactuca sativa |
14 |
| lowbush blueberry |
Vaccinium angustifolium |
4 |
| meadowfoam |
Limnanthes spp. |
1 |
| melaleuca |
Melaleuca quinquenervia |
2 |
| melon |
Cucumis melo |
1 |
| Mexican fireweed |
Kochia scoparia |
2 |
| Mexican plum |
Prunus mexicana |
1 |
| mountain big sagebrush |
Artemisia tridentata ssp. vaseyana |
1 |
| mountain goldenbanner |
Thermopsis montana |
1 |
| muskmelon |
Cucumis melo ssp. melo |
1 |
| mustard |
Brassica spp. |
1 |
| northern red oak |
Quercus rubra |
1 |
| okra |
Abelmoschus esculentus |
1 |
| oxeye daisy |
Leucanthemum vulgare |
1 |
| peach |
Prunus persica |
6 |
| peanut |
Arachis hypogaea |
26 |
| pecan |
Carya illinoinensis |
3 |
| peony |
Paeonia spp. |
1 |
| pepper |
Capsicum spp. |
2 |
| perennial lupine |
Lupinus perennis |
1 |
| perennial pepperweed |
Lepidium latifolium |
3 |
| pigweed |
Amaranthus spp. |
4 |
| plum/cherry |
Prunus spp. |
3 |
| poison-hemlock |
Conium maculatum |
1 |
| pomegranate |
Punica granatum |
1 |
| potato |
Solanum tuberosum |
10 |
| purple loosestrife |
Lythrum salicaria |
8 |
| red chokeberry |
Photinia pyrifolia |
1 |
| red mangrove |
Rhizophora mangle |
3 |
| red maple |
Acer rubrum |
1 |
| redosier dogwood |
Cornus sericea |
1 |
| romaine lettuce |
Lactuca sativa var. longifolia |
1 |
| rosering gaillardia |
Gaillardia pulchella |
1 |
| Russian-thistle |
Salsola tragus |
1 |
| safflower |
Carthamus tinctorius |
3 |
| sesame |
Sesamum indicum |
3 |
| soybean |
Glycine max |
5 |
| spinach |
Spinacia oleracea |
11 |
| spineless horsebrush |
Tetradymia canescens |
1 |
| squashes (general) |
Cucurbita pepo |
5 |
| strawberry |
Fragaria x ananassa |
2 |
| subalpine fleabane |
Erigeron peregrinus |
1 |
| sugar beet |
Beta vulgaris ssp. vulgaris (sugar beet group) |
6 |
| sunflower |
Helianthus spp. |
15 |
| sweet pepper |
Capsicum annuum |
2 |
| sweetpotato |
Ipomoea batatas |
7 |
| Sycamore maple |
Acer pseudoplatanus |
1 |
| tall buttercup |
Ranunculus acris |
1 |
| tea |
Camellia sinensis |
8 |
| tobacco |
Nicotiana spp. |
2 |
| tomato |
Lycopersicon esculentum |
11 |
| watermelon |
Citrullus lanatus |
5 |
| wild parsnip |
Pastinaca sativa |
1 |
| windmill fringed gentian |
Gentianopsis detonsa ssp. detonsa |
2 |
| winter squash |
Cucurbita maxima |
2 |
| yellow starthistle |
Centaurea solstitialis |
7 |
| yellow toadflax |
Linaria vulgaris |
6 |
| zinnia |
Zinnia spp. |
5 |
| zucchini |
Cucurbita pepo var. pepo |
3 |