| buffalobur |
Solanum rostratum |
2 |
| bull thistle |
Cirsium vulgare |
2 |
| Canada thistle |
Cirsium arvense |
2 |
| Canary Island tamarisk |
Tamarix canariensis |
6 |
| common cocklebur |
Xanthium strumarium |
1 |
| common mallow |
Malva neglecta |
1 |
| common milkweed |
Asclepias syriaca |
2 |
| common mullein |
Verbascum thapsus |
3 |
| common purslane |
Portulaca oleracea |
3 |
| common St. Johnswort |
Hypericum perforatum |
1 |
| common sunflower |
Helianthus annuus |
2 |
| crystalline iceplant |
Mesembryanthemum crystallinum |
1 |
| cutleaf nightshade |
Solanum triflorum |
1 |
| Dalmatian toadflax |
Linaria dalmatica |
2 |
| devil's-claw |
Proboscidea louisianica |
1 |
| diffuse knapweed |
Centaurea diffusa |
1 |
| field bindweed |
Convolvulus arvensis |
2 |
| hairy nightshade |
Solanum physalifolium |
6 |
| jimsonweed |
Datura stramonium |
2 |
| johnsongrass |
Sorghum halepense |
2 |
| lambsquarters |
Chenopodium album |
1 |
| Mexican fireweed |
Kochia scoparia |
7 |
| musk thistle |
Carduus nutans |
1 |
| passionflower |
Passiflora spp. |
2 |
| puncturevine |
Tribulus terrestris |
6 |
| purple loosestrife |
Lythrum salicaria |
1 |
| Queen Anne's lace, wild carrot |
Daucus carota |
1 |
| redroot pigweed |
Amaranthus retroflexus |
4 |
| Russian knapweed |
Rhaponticum repens |
1 |
| Russian-thistle |
Salsola tragus |
3 |
| satintail |
Imperata spp. |
1 |
| Scotch thistle |
Onopordum acanthium |
1 |
| skeletonleaf bursage |
Ambrosia tomentosa |
1 |
| spotted knapweed |
Centaurea stoebe ssp. micranthos |
1 |
| spurred anoda |
Anoda cristata |
1 |
| tall fescue |
Festuca arundinacea |
1 |
| tall morningglory |
Ipomoea purpurea |
1 |
| thistle |
Cirsium spp. |
1 |
| toothed spurge |
Euphorbia dentata |
3 |
| velvetleaf |
Abutilon theophrasti |
2 |
| Venice mallow |
Hibiscus trionum |
3 |
| yellow toadflax |
Linaria vulgaris |
1 |
| yellow unicorn-plant |
Ibicella lutea |
1 |