| apple-of-Peru |
Nicandra physalodes |
3 |
| asparagus |
Asparagus officinalis |
15 |
| big chickweed |
Cerastium fontanum ssp. vulgare |
13 |
| bigroot morningglory |
Ipomoea pandurata |
4 |
| birdsfoot trefoil |
Lotus corniculatus |
17 |
| bitter sneezeweed |
Helenium amarum |
3 |
| bittercress |
Cardamine spp. |
3 |
| bittersweet nightshade |
Solanum dulcamara |
16 |
| blackseed plantain |
Plantago rugelii |
11 |
| bladder campion |
Silene latifolia ssp. alba |
43 |
| blue vervain |
Verbena hastata |
11 |
| boneset |
Eupatorium perfoliatum |
11 |
| bouncingbet |
Saponaria officinalis |
12 |
| bracted plantain |
Plantago aristata |
1 |
| broadleaf dock |
Rumex obtusifolius |
19 |
| broadleaf plantain |
Plantago major |
10 |
| buckhorn plantain |
Plantago lanceolata |
9 |
| bull thistle |
Cirsium vulgare |
20 |
| bur chervil |
Anthriscus caucalis |
1 |
| burcucumber |
Sicyos angulatus |
6 |
| butterfly milkweed |
Asclepias tuberosa |
16 |
| Canada goldenrod |
Solidago canadensis |
1 |
| Canada thistle |
Cirsium arvense |
39 |
| catnip |
Nepeta cataria |
9 |
| chicory |
Cichorium intybus |
14 |
| clammy groundcherry |
Physalis heterophylla |
1 |
| coltsfoot |
Tussilago farfara |
19 |
| common burdock |
Arctium minus |
14 |
| common cattail |
Typha latifolia |
2 |
| common chickweed |
Stellaria pallida |
11 |
| common cocklebur |
Xanthium strumarium |
3 |
| common comfrey |
Symphytum officinale |
18 |
| common cowparsnip |
Heracleum maximum |
1 |
| common evening-primrose |
Oenothera biennis |
1 |
| common groundsel |
Senecio vulgaris |
7 |
| common mallow |
Malva neglecta |
35 |
| common milkweed |
Asclepias syriaca |
24 |
| common mouse-ear chickweed |
Cerastium fontanum |
3 |
| common mullein |
Verbascum thapsus |
13 |
| common pokeweed |
Phytolacca americana |
40 |
| common purslane |
Portulaca oleracea |
9 |
| common ragweed |
Ambrosia artemisiifolia |
7 |
| common St. Johnswort |
Hypericum perforatum |
6 |
| common teasel |
Dipsacus fullonum |
11 |
| common vetch |
Vicia sativa |
1 |
| common waterhemp |
Amaranthus rudis |
3 |
| common yarrow |
Achillea millefolium |
11 |
| creeping buttercup |
Ranunculus repens |
16 |
| crownvetch |
Securigera varia |
9 |
| curly dock |
Rumex crispus |
11 |
| cypressvine morningglory |
Ipomoea quamoclit |
1 |
| dandelion |
Taraxacum officinale |
16 |
| dandelion |
Taraxacum spp. |
6 |
| daylily |
Hemerocallis spp. |
2 |
| devils beggarticks |
Bidens frondosa |
2 |
| dock |
Rumex spp. |
1 |
| early goldenrod |
Solidago juncea |
4 |
| European stinging nettle |
Urtica dioica ssp. dioica |
12 |
| evening-primrose |
Oenothera spp. |
8 |
| field bindweed |
Convolvulus arvensis |
14 |
| field horsetail |
Equisetum arvense |
9 |
| field pennycress |
Thlaspi arvense |
3 |
| field violet |
Viola arvensis |
2 |
| flat-top goldentop |
Euthamia graminifolia var. graminifolia |
7 |
| fleabanes |
Erigeron spp. |
1 |
| garlic mustard |
Alliaria petiolata |
15 |
| giant ironweed |
Vernonia gigantea gigantea |
13 |
| giant ragweed |
Ambrosia trifida |
10 |
| goatsbeard |
Tragopogon spp. |
4 |
| goldenrod |
Solidago spp. |
17 |
| great blue lobelia |
Lobelia siphilitica |
7 |
| ground ivy |
Glechoma hederacea |
22 |
| groundcherries |
Physalis spp. |
12 |
| hairy cat's ear |
Hypochaeris radicata |
14 |
| hairy galinsoga |
Galinsoga quadriradiata |
6 |
| hairy white oldfield aster |
Symphyotrichum pilosum var. pilosum |
13 |
| hawkweeds |
Hieracium spp. |
6 |
| healall |
Prunella vulgaris |
11 |
| hemp dogbane |
Apocynum cannabinum |
19 |
| henbit |
Lamium amplexicaule |
11 |
| honeyvine swallowwort |
Cynanchum laeve |
21 |
| horsenettle |
Solanum carolinense |
12 |
| horseweed |
Conyza canadensis |
11 |
| Indiantobacco |
Lobelia inflata |
3 |
| ivyleaf morningglory |
Ipomoea hederacea |
8 |
| Japanese knotweed |
Fallopia japonica |
22 |
| Jerusalem artichoke |
Helianthus tuberosus |
20 |
| jewelweed |
Impatiens capensis |
1 |
| jimsonweed |
Datura stramonium |
8 |
| lambsquarters |
Chenopodium album |
10 |
| lawn burweed |
Soliva sessilis |
1 |
| lobelia/cardinalflower |
Lobelia spp. |
6 |
| moth mullein |
Verbascum blattaria |
7 |
| motherwort |
Leonurus cardiaca |
13 |
| mugwort |
Artemisia vulgaris |
21 |
| musk mallow |
Malva moschata |
7 |
| musk thistle |
Carduus nutans |
1 |
| oxeye daisy |
Leucanthemum vulgare |
14 |
| painted poinsettia |
Euphorbia cyathophora |
1 |
| Pennsylvania smartweed |
Polygonum pensylvanicum |
5 |
| perennial sowthistle |
Sonchus arvensis |
13 |
| pigweed |
Amaranthus spp. |
1 |
| plantains |
Plantago spp. |
1 |
| poison-hemlock |
Conium maculatum |
17 |
| Powell amaranth |
Amaranthus powellii |
1 |
| prickly lettuce |
Lactuca serriola |
32 |
| prickly sida |
Sida spinosa |
4 |
| purple deadnettle |
Lamium purpureum |
11 |
| purple loosestrife |
Lythrum salicaria |
19 |
| Queen Anne's lace, wild carrot |
Daucus carota |
7 |
| red sorrel |
Rumex acetosella |
25 |
| redroot pigweed |
Amaranthus retroflexus |
3 |
| rough cinquefoil |
Potentilla norvegica |
6 |
| saltbush |
Atriplex spp. |
5 |
| scouringrush |
Equisetum hyemale |
4 |
| shepherd's-purse |
Capsella bursa-pastoris |
11 |
| sicklepod |
Senna obtusifolia |
1 |
| smooth bedstraw |
Cruciata laevipes |
1 |
| smooth bedstraw |
Galium mollugo |
12 |
| smooth groundcherry |
Physalis longifolia var. subglabrata |
2 |
| smooth pigweed |
Amaranthus hybridus |
3 |
| speedwell |
Veronica spp. |
8 |
| spiderwort |
Tradescantia spp. |
1 |
| spiny amaranth |
Amaranthus spinosus |
1 |
| spiny sowthistle |
Sonchus asper |
1 |
| spotted joe pye weed |
Eupatoriadelphus maculatus |
1 |
| spotted knapweed |
Centaurea stoebe ssp. micranthos |
18 |
| sulfur cinquefoil |
Potentilla recta |
3 |
| swamp milkweed |
Asclepias incarnata |
21 |
| swamp smartweed |
Persicaria hydropiperoides |
8 |
| tall buttercup |
Ranunculus acris |
6 |
| tawny daylily |
Hemerocallis fulva |
9 |
| teasel |
Dipsacus spp. |
4 |
| toadflax |
Linaria spp. |
2 |
| touch-me-not |
Impatiens spp. |
5 |
| velvetleaf |
Abutilon theophrasti |
5 |
| violet |
Viola spp. |
6 |
| Virginia copperleaf |
Acalypha virginica |
2 |
| Virginia pepperweed |
Lepidium virginicum |
3 |
| water knotweed |
Polygonum amphibium |
19 |
| West Indian nightshade |
Solanum ptycanthum |
9 |
| western salsify |
Tragopogon dubius |
8 |
| white heath aster |
Symphyotrichum ericoides var. ericoides |
12 |
| white snakeroot |
Ageratina altissima |
3 |
| white snakeroot |
Ageratina altissima var. altissima |
4 |
| white vervain |
Verbena urticifolia |
7 |
| wild carrot |
Daucus carota ssp. carota |
16 |
| wild chervil |
Anthriscus sylvestris |
1 |
| wild four-o'clock |
Mirabilis nyctaginea |
25 |
| wild garlic |
Allium vineale |
24 |
| wild onion |
Allium canadense |
12 |
| wild parsnip |
Pastinaca sativa |
19 |
| yellow sweetclover |
Melilotus officinalis |
4 |
| yellow toadflax |
Linaria vulgaris |
4 |
| yellow woodsorrel |
Oxalis stricta |
5 |