Ohio State Weed Lab Archive's Images
Organization: The Ohio State UniversityCountry: United States
Professional Societies:
| 97 Images of 31 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 1554043 | hairy white oldfield aster | Symphyotrichum pilosum var. pilosum | |
| 1553265 | Canada thistle | Cirsium arvense | basal rosette |
| 1553277 | common yarrow | Achillea millefolium | |
| 1560206 | common yarrow | Achillea millefolium | |
| 1560207 | common yarrow | Achillea millefolium | |
| 1560208 | common yarrow | Achillea millefolium | |
| 1560067 | Canada thistle | Cirsium arvense | |
| 1560063 | Canada thistle | Cirsium arvense | basal rosette |
| 1560058 | Canada thistle | Cirsium arvense | basal rosette |
| 1560050 | Canada thistle | Cirsium arvense | |
| 1560027 | bull thistle | Cirsium vulgare | close-up of leaves in basal rosette |
| 1560025 | bull thistle | Cirsium vulgare | |
| 1560026 | bull thistle | Cirsium vulgare | |
| 1560024 | bull thistle | Cirsium vulgare | |
| 1551104 | mugwort | Artemisia vulgaris | |
| 1551105 | mugwort | Artemisia vulgaris | |
| 1551082 | prickly lettuce | Lactuca serriola | |
| 1551068 | giant ironweed | Vernonia gigantea gigantea | |
| 1559279 | spiny sowthistle | Sonchus asper | |
| 1559273 | perennial sowthistle | Sonchus arvensis | |
| 1559240 | bitter sneezeweed | Helenium amarum | basal leaves |
| 1559241 | bitter sneezeweed | Helenium amarum | basal leaves |
| 1559149 | western salsify | Tragopogon dubius | |
| 1559061 | giant ragweed | Ambrosia trifida | |
| 1559045 | common ragweed | Ambrosia artemisiifolia | |
| 1557382 | mugwort | Artemisia vulgaris | leaf variation |
| 1557384 | mugwort | Artemisia vulgaris | |
| 1557215 | horseweed | Conyza canadensis | basal leaves |
| 1557211 | horseweed | Conyza canadensis | young basal leaves |
| 1557212 | horseweed | Conyza canadensis | basal leaves |
| 1557110 | prickly lettuce | Lactuca serriola | basal leaves |
| 1557106 | prickly lettuce | Lactuca serriola | leaf shape |
| 1557103 | prickly lettuce | Lactuca serriola | leaf margin |
| 1557101 | prickly lettuce | Lactuca serriola | |
| 1557100 | prickly lettuce | Lactuca serriola | |
| 1557095 | prickly lettuce | Lactuca serriola | |
| 1557088 | prickly lettuce | Lactuca serriola | |
| 1557086 | prickly lettuce | Lactuca serriola | |
| 1557083 | prickly lettuce | Lactuca serriola | |
| 1557014 | spotted knapweed | Centaurea stoebe ssp. micranthos | basal leaves |
| 1556414 | giant ironweed | Vernonia gigantea gigantea | |
| 1556400 | giant ironweed | Vernonia gigantea gigantea | |
| 1556247 | common groundsel | Senecio vulgaris | |
| 1556184 | goldenrod | Solidago spp. | |
| 1556180 | Canada goldenrod | Solidago canadensis | |
| 1556179 | goldenrod | Solidago spp. | |
| 1556173 | flat-top goldentop | Euthamia graminifolia var. graminifolia | |
| 1556171 | flat-top goldentop | Euthamia graminifolia var. graminifolia | |
| 1556172 | flat-top goldentop | Euthamia graminifolia var. graminifolia | |
| 1556165 | goldenrod | Solidago spp. | |
| 1555342 | dandelion | Taraxacum officinale | |
| 1555336 | dandelion | Taraxacum officinale | |
| 1555324 | dandelion | Taraxacum officinale | |
| 1555325 | dandelion | Taraxacum officinale | |
| 1555310 | oxeye daisy | Leucanthemum vulgare | |
| 1555250 | coltsfoot | Tussilago farfara | rosette |
| 1555193 | chicory | Cichorium intybus | |
| 1555191 | chicory | Cichorium intybus | |
| 1555188 | chicory | Cichorium intybus | |
| 1555189 | chicory | Cichorium intybus | basal leaves |
| 1555184 | chicory | Cichorium intybus | |
| 1555114 | hairy cat's ear | Hypochaeris radicata | |
| 1555110 | hairy cat's ear | Hypochaeris radicata | |
| 1555104 | hairy cat's ear | Hypochaeris radicata | |
| 1555105 | hairy cat's ear | Hypochaeris radicata | basal leaves |
| 1553278 | common yarrow | Achillea millefolium | |
| 1553262 | Canada thistle | Cirsium arvense | basal rosette |
| 1553259 | bull thistle | Cirsium vulgare | |
| 1553256 | bull thistle | Cirsium vulgare | basal rosette |
| 1553249 | perennial sowthistle | Sonchus arvensis | |
| 1553242 | goatsbeard | Tragopogon spp. | |
| 1553232 | mugwort | Artemisia vulgaris | |
| 1553229 | mugwort | Artemisia vulgaris | leaf shape variation |
| 1553228 | mugwort | Artemisia vulgaris | |
| 1553225 | prickly lettuce | Lactuca serriola | |
| 1553223 | prickly lettuce | Lactuca serriola | |
| 1553217 | prickly lettuce | Lactuca serriola | |
| 1553211 | spotted knapweed | Centaurea stoebe ssp. micranthos | |
| 1553212 | spotted knapweed | Centaurea stoebe ssp. micranthos | basal rosette |
| 1553189 | early goldenrod | Solidago juncea | |
| 1553180 | dandelion | Taraxacum spp. | |
| 1553178 | dandelion | Taraxacum spp. | |
| 1553172 | oxeye daisy | Leucanthemum vulgare | |
| 1553168 | oxeye daisy | Leucanthemum vulgare | |
| 1553166 | oxeye daisy | Leucanthemum vulgare | |
| 1553154 | chicory | Cichorium intybus | |
| 1553147 | hairy cat's ear | Hypochaeris radicata | |
| 1553140 | common burdock | Arctium minus | |
| 1553121 | Jerusalem artichoke | Helianthus tuberosus | |
| 1554170 | boneset | Eupatorium perfoliatum | |
| 1554162 | boneset | Eupatorium perfoliatum | leaf attachment |
| 1554161 | boneset | Eupatorium perfoliatum | basal leaves |
| 1554092 | devils beggarticks | Bidens frondosa | |
| 1554019 | Jerusalem artichoke | Helianthus tuberosus | venation |
| 1551183 | Canada thistle | Cirsium arvense | |
| 1551178 | bull thistle | Cirsium vulgare | |
| 1551159 | perennial sowthistle | Sonchus arvensis |
