| bull thistle |
Cirsium vulgare |
4 |
| chicory |
Cichorium intybus |
2 |
| coltsfoot |
Tussilago farfara |
4 |
| common yarrow |
Achillea millefolium |
11 |
| dandelion |
Taraxacum spp. |
5 |
| giant ironweed |
Vernonia gigantea gigantea |
4 |
| goldenrod |
Solidago spp. |
1 |
| hairy cat's ear |
Hypochaeris radicata |
3 |
| hawkweeds |
Hieracium spp. |
5 |
| Jerusalem artichoke |
Helianthus tuberosus |
1 |
| meadow knapweed |
Centaurea moncktonii |
1 |
| orange hawkweed |
Hieracium aurantiacum |
1 |
| oxeye daisy |
Leucanthemum vulgare |
3 |
| perennial sowthistle |
Sonchus arvensis |
7 |
| spotted joe pye weed |
Eupatoriadelphus maculatus |
1 |
| spotted knapweed |
Centaurea stoebe ssp. micranthos |
4 |
| tall lettuce |
Lactuca canadensis |
4 |
| western salsify |
Tragopogon dubius |
4 |