| Family |
Taxon |
Common Name | Photographs |
|---|
| Aceraceae |
Acer negundo L. |
ash-leaved maple, box elder |
|
| Aceraceae |
Acer negundo L. var. negundo |
box elder |
|
| Aceraceae |
Acer saccharinum L. |
silver maple, soft maple |
|
| Amaranthaceae |
Amaranthus tuberculatus (Moq.) J.D.Sauer |
rough-fruited amaranth, rough-fruited water-hemp, tall water-hemp |
|
| Apiaceae |
Cryptotaenia canadensis (L.) DC. |
Canadian honewort, white chervil |
|
| Asclepiadaceae |
Asclepias incarnata L. subsp. incarnata |
swamp milkweed |
|
| Asteraceae |
Artemisia biennis Willd. |
biennial sage-wort, biennial wormwood |
|
| Asteraceae |
Aster ontarionis Wiegand |
bottomland aster, Ontario aster |
|
| Asteraceae |
Bidens cernua L. |
nodding beggar-ticks, nodding bur-marigold |
|
| Asteraceae |
Bidens comosa (A.Gray) Wiegand |
straw-stem beggar-ticks, swamp marigold, swamp tickseed |
|
| Asteraceae |
Bidens frondosa L. |
common beggar-ticks, devil's beggar-ticks |
|
| Asteraceae |
Bidens vulgata Greene |
big devil's beggar-ticks, tall beggar-ticks |
|
| Asteraceae |
Eupatorium rugosum Houtt. var. rugosum |
white snakeroot |
|
| Asteraceae |
Galinsoga quadriradiata Ruiz & Pav. |
common quick-weed, Peruvian-daisy, quick-weed, shaggy-soldier |
|
| Asteraceae |
Helenium autumnale L. var. autumnale |
common sneezeweed |
|
| Asteraceae |
Lactuca serriola L. |
compass-plant, prickly lettuce |
|
| Asteraceae |
Microseris cuspidata (Pursh) Sch.Bip. |
false dandelion, prairie dandelion, prairie false dandelion |
|
| Asteraceae |
Rudbeckia laciniata L. |
cut-leaved coneflower, wild golden-glow |
|
| Asteraceae |
Rudbeckia laciniata L. var. laciniata |
cut-leaved coneflower, wild golden-glow |
|
| Asteraceae |
Vernonia fasciculata Michx. subsp. fasciculata |
common ironweed, prairie ironweed, smooth ironweed |
|
| Asteraceae |
Xanthium strumarium L. |
common cocklebur, rough cocklebur |
|
| Asteraceae |
Xanthium strumarium L. var. canadense (Mill.) Torr. & A.Gray |
common cocklebur, rough cocklebur |
|
| Campanulaceae |
Campanula americana L. |
American bellflower, tall bellflower |
|
| Caprifoliaceae |
Sambucus canadensis L. var. canadensis |
American elder, elderberry |
|
| Caryophyllaceae |
Myosoton aquaticum (L.) Moench |
giant chickweed, water chickweed |
|
| Celastraceae |
Euonymus atropurpurea Jacq. var. atropurpurea |
burning-bush, eastern wahoo |
|
| Chenopodiaceae |
Chenopodium berlandieri Moq. |
pit-seed goosefoot |
|
| Chenopodiaceae |
Chenopodium berlandieri Moq. var. bushianum (Aellen) Cronquist |
Bush's goosefoot, pit-seed goosefoot |
|
| Cucurbitaceae |
Echinocystis lobata (Michx.) Torr. & A.Gray |
balsam-apple, wild-cucumber |
|
| Cucurbitaceae |
Sicyos angulatus L. |
bur-cucumber |
|
| Cuscutaceae |
Cuscuta gronovii Willd. ex Roem. & Schult. var. gronovii |
common dodder, love dodder, scald-weed, swamp dodder |
|
| Cuscutaceae |
Cuscuta polygonorum Engelm. |
knotweed dodder, smartweed dodder |
|
| Euphorbiaceae |
Acalypha rhomboidea Raf. |
rhombic copper-leaf, three-seeded-mercury |
|
| Fabaceae |
Astragalus crassicarpus Nutt. var. crassicarpus |
ground-plum, ground-plum milk-vetch, prairie-plum |
|
| Lamiaceae |
Lycopus virginicus L. |
bugleweed, Virginia water-horehound |
|
| Lamiaceae |
Mentha arvensis L. var. canadensis (L.) Kuntze |
field mint, wild mint |
|
| Lamiaceae |
Physostegia virginiana (L.) Benth. subsp. virginiana |
false dragonhead, obedience |
|
| Lamiaceae |
Scutellaria lateriflora L. |
blue skullcap, mad-dog skullcap |
|
| Lamiaceae |
Stachys tenuifolia Willd. var. tenuifolia |
narrow-leaved hedge-nettle, smooth hedge-nettle |
|
| Menispermaceae |
Menispermum canadense L. |
Canadian moonseed, common moonseed |
|
| Nyctaginaceae |
Mirabilis nyctaginea (Michx.) MacMill. |
heart-leaved umbrella-wort, wild four-o'clock |
|
| Oleaceae |
Fraxinus pennsylvanica Marshall |
green ash, red ash |
|
| Poaceae |
Digitaria ischaemum (Schreb.) Muhl. |
smooth crabgrass |
|
| Poaceae |
Echinochloa muricata (P.Beauv.) Fernald |
American barnyard grass, barnyard grass, cockspur grass, rough barnyard grass |
|
| Poaceae |
Echinochloa muricata (P.Beauv.) Fernald var. microstachya Wiegand |
rough barnyard grass |
|
| Poaceae |
Elymus virginicus L. var. virginicus |
common eastern wild-rye, Virginia wild-rye |
|
| Poaceae |
Eragrostis hypnoides (Lam.) Britton, Sterns & Poggenb. |
creeping love grass, teal love grass |
|
| Poaceae |
Eragrostis pectinacea (Michx.) Nees var. pectinacea |
Carolina love grass, low love grass, small love grass, tufted love grass |
|
| Poaceae |
Leersia oryzoides (L.) Sw. |
rice cut grass |
|
| Poaceae |
Leersia virginica Willd. |
white grass |
|
