A  |
|
|
| Abutilon |
|
|
 |
Abutilon
theophrasti |
velvetleaf |
Malvaceae
- Mallow Family |
| Acalypha |
|
|
|
Acalypha
rhomboidea |
copper-leaf,
rhombic |
Euphorbiaceae
- Spurge Family |
| Achillea |
|
|
|
Achillea
millefolium |
yarrow |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Actinomeris |
|
|
|
Actinomeris
alternifolia |
-
see Verbesina alternifolia - |
| Ageratina |
|
|
|
Ageratina altissima |
-
see Eupatorium rugosum - |
| Aegopodium |
|
|
|
Aegopodium podagraria |
bishops goutweed |
Apiaceae (Umbelliferae) - Carrot Family |
| Agrimonia |
|
|
|
Agrimonia
gryposepala |
agrimony |
Rosaceae
- Rose Family |
| Agropyron |
|
|
|
Agropyron
repens |
-
see Elytrigia repens - |
| Agrostis |
|
|
|
Agrostis palustris |
- see Agrostis
stolonifera - |
| |
Agrostis
stolonifera |
creeping bentgrass |
Poaceae (Graminae) - Grass Family |
| Ailanthus |
|
|
| |
Ailanthus altissima |
tree-of-heaven |
Simaroubaceae - Quassia Family |
| Akebia |
|
|
| |
Akebia
quinata |
akebia,
five-leaf |
Lardizabalaceae
- Lardizabala Family |
| Alliaria |
|
|
|
Alliaria
petiolata |
mustard,
garlic |
Brassicaceae
(Cruciferae) - Mustard Family |
| Allium |
|
|
| |
Allium
vineale |
garlic,
wild |
Liliaceae
- Lily Family |
| Alopecurus |
|
|
| |
Alopecurus pratensis |
foxtail, meadow |
Poaceae (Graminae) - Grass Family |
| Amaranthus |
|
|
|
Amaranthus
lividus |
pigweed,
livid |
Amaranthaceae
- Amaranth Family |
|
Amaranthus
retroflexus |
pigweed,
redroot |
Amaranthaceae
- Amaranth Family |
| |
Amaranthus spinosus |
amaranth, spiny |
Amaranthaceae
- Amaranth Family |
| Ambrosia |
|
|
|
Ambrosia
artemisiifolia |
ragweed,
common |
Asteraceae
(Compositae) - Aster or Sunflower Family |
|
Ambrosia
trifida |
ragweed,
giant |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Ampelopsis |
|
|
|
Ampelopsis brevipedunculata |
porcelainberry |
Vitaceae - Grape Family |
| Amphicarpaea |
|
|
|
Amphicarpaea
bracteata |
hog-peanut |
Fabaceae
(Leguminosae) - Pea or Bean Family |
| Anagallis |
|
|
|
Anagallis
arvensis |
pimpernel,
scarlet |
Primulaceae
- Primrose Family |
| Anaphalis |
|
|
|
Anaphalis
margaritacea |
pearly-everlasting |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Andropogon |
|
|
|
Andropogon gerardii |
bluestem, big |
Poaceae (Graminae) - Grass Family |
| |
Andropogon
scoparius |
bluestem,
little |
Poaceae
(Graminae) - Grass Family |
| Angelica |
|
|
|
Angelica
atropurpurea |
angelica,
purplestem |
Apiaceae
(Umbelliferae) - Carrot Family |
| Anoda |
|
|
|
Anoda cristata |
anoda, spurred |
Malvaceae - Mallow Family |
| Antennaria |
|
|
|
Antennaria
neglecta |
pussytoes,
field |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Anthoxanthum |
|
|
|
Anthoxanthum odoratum |
vernalgrass, sweet |
Poaceae (Graminae) – Grass Family |
| Apios |
|
|
| |
Apios americana |
groundnut |
Fabaceae (Leguminosae) - Pea or Bean Family |
| Apocynum |
|
|
| |
Apocynum androsaemifolium |
dogbane, spreading |
Apocynaceae - Dogbane Family |
|
Apocynum
cannabinum |
dogbane,
hemp |
Apocynaceae
- Dogbane Family |
| Arabidopsis |
|
|
|
Arabidopsis thaliana |
cress, mouse-ear |
Bassicaceae (Cruciferae) - Mustard Family |
| Arabis |
|
|
|
Arabis
glabra |
mustard,
tower |
Brassicaceae
(Cruciferae) - Mustard Family |
| Aralia |
|
|
|
Aralia spinosa |
devil's-walkingstick |
Araliaceae - Aralia Family |
| Arctium |
|
|
|
Arctium
lappa |
burdock,
great |
Asteraceae
(Compositae) - Aster or Sunflower Family |
|
Arctium
minus |
burdock,
common |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Arenaria |
|
|
|
Arenaria
serpyllifolia |
sandwort,
thymeleaf |
Caryophyllaceae
- Pink Family |
| Artemisia |
|
|
|
Artemisia
vulgaris |
mugwort |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Asclepias |
|
|
|
Asclepias
incarnata |
milkweed,
swamp |
Asclepiadaceae
- Milkweed Family |
|
Asclepias
syriaca |
milkweed,
common |
Asclepiadaceae
- Milkweed Family |
| Aster |
|
|
|
Aster acuminatus |
-
see Oclemena acuminata - |
| |
Aster
divaricatus |
aster,
white wood |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| B
|
|
|
| Barbarea |
|
|
|
Barbarea
vulgaris |
rocket,
yellow |
Brassicaceae
(Cruciferae) - Mustard Family |
| Bassia |
|
|
|
Bassia
scoparia |
-
see Kochia scoparia - |
| Bellis |
|
|
|
Bellis perennis |
daisy, English |
Asteraceae (Compositae) - Aster or Sunflower Family |
| Berteroa |
|
|
|
Berteroa
incana |
alyssum,
hoary |
Brassicaceae
(Cruciferae) - Mustard Family |
| Bidens |
|
|
|
Bidens
frondosa |
beggarticks,
devil's |
Asteraceae
(Compositae) - Aster or Sunflower |
| Brassica |
|
|
| |
Brassica
arvensis |
-
see Brassica kaber - |
| |
Brassica kaber |
mustard, wild |
Brassicaceae (Cruciferae) - Mustard Family |
| Bromus |
|
|
| |
Bromus inermis |
brome, smooth |
Poaceae (Graminae) - Grass Family |
|
Bromus
tectorum |
brome,
downy |
Poaceae
(Graminae) - Grass Family |
| C
|
|
|
| Calystegia |
|
|
|
Calystegia
sepium |
bindweed,
hedge |
Convolvulaceae
- Morningglory Family |
| Capsella |
|
|
|
Capsella
bursa-pastoris |
shepherd's-purse |
Brassicaceae
(Cruciferae) - Mustard Family |
| Cardamine |
|
|
|
Cardamine
hirsuta |
bittercress |
Brassicaceae
(Cruciferae) - Mustard Family |
|
Cardamine pratensis |
bittercress, cuckoo |
Brassicaceae (Cruciferae) - Mustard Family |
| Carduus |
|
| |
Carduus
arvensis |
-
see Cirsium arvensis - |
| |
Carduus
vulgare |
-
see Cirsium vulgare - |
| Celastrus |
|
|
|
Celastrus
orbiculatus |
bittersweet,
oriental |
Celastraceae
- Stafftree Family |
| Cenchrus |
|
|
|
Cenchrus
longispinus |
sandbur,
longspine |
Poaceae
(Graminae) - Grass Family |
| Centaurea |
|
|
|
Centaurea
maculosa |
knapweed,
spotted |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Cerastium |
|
| |
Cerastium fontanum |
-
see Cerastium vulgatum - |
| |
Cerastium glomeratum |
chickweed, sticky |
Caryophyllaceae
- Pink Family |
| |
Cerastium viscosum |
-
see Cerastium glomeratum - |
| |
Cerastium
vulgatum |
chickweed,
mouseear |
Caryophyllaceae
- Pink Family |
| Chamaesyce |
|
| |
Chamaesyce
maculata |
-
see Euphorbia maculata - |
| Chelidonium |
|
|
| |
Chelidonium majus |
celandine, greater |
Papaveraceae - Poppy Family |
| Chenopodium |
|
|
| |
Chenopodium
album |
lambsquarters,
common |
Chenopodiaceae
- Goosefoot Family |
| |
Chenopodium ambrosioides |
mexicantea |
Chenopodiaceae - Goosefoot Family |
| |
Chenopodium
pumilio |
goosefoot,
clammy |
Chenopodiaceae
- Goosefoot Family |
| Chrysanthemum |
|
|
|
Chrysanthemum
leucanthemum |
daisy,
oxeye |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Cichorium |
|
|
|
Cichorium
intybus |
chicory
|
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Cicuta |
|
|
|
Cicuta maculata |
waterhemlock, spotted
|
Apiaceae (Umbelliferae) - Carrot Family |
| Circaea |
|
| |
Circaea
lutetiana |
-
see Circaea quadrisulcata - |
|
Circaea
quadrisulcata |
nightshade,
enchanter's |
Onagraceae
- Evening Primrose Family |
| Cirsium |
|
|
|
Cirsium
arvense |
thistle,
Canada |
Asteraceae
(Compositae) - Aster or Sunflower Family |
|
Cirsium
vulgare |
thistle,
bull |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Claytonia |
|
|
|
Claytonia virginica |
springbeauty, narrowleaf |
Portulacaceae - Purslane Family |
| Clematis |
|
|
|
Clematis
virginiana |
virgin's
bower |
Ranunculaceae
- Buttercup Family |
| Collinsonia |
|
|
|
Collinsonia
canadensis |
horsebalm |
Lamiaceae (Labiatae) - Mint Family |
| Commelina |
|
|
| |
Commelina
communis |
dayflower,
Asiatic |
Commelinaceae
- Spiderwort Family |
| Convolvulus |
|
|
|
Convolvulus
arvensis |
bindweed,
field |
Convolvulaceae
- Morningglory Family |
| |
Convolvulus
sepium |
-
see Calystegia sepium - |
| Conyza |
|
|
|
Conyza
canadensis |
horseweed
|
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Coronilla |
|
|
| |
Coronilla varia |
crownvetch, trailing |
Fabaceae (Leguminosae) - Pea or Bean Family |
| Crepis |
|
|
|
Crepis
tectorum |
hawksbeard,
narrowleaf |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Cuscuta |
|
|
|
Cuscuta
spp. |
dodder |
Convolvulaceae
- Morningglory Family |
| Cymbalaria |
|
|
|
Cymbalaria muralis |
kenilworth ivy |
Scrophulariaceae - Figwort Family |
| Cynanchum |
|
| |
Cynanchum
lousieae |
-
see Cynanchum nigrum - |
|
Cynanchum
nigrum |
swallowwort,
black |
Asclepiadaceae
- Milkweed Family |
|
Cynanchum
rossicum |
swallowwort,
pale |
Asclepiadaceae
- Milkweed Family |
| Cyperus |
|
|
|
Cyperus
esculentus |
nutsedge,
yellow |
Cyperaceae
- Sedge Family |
| D
|
|
|
| Dactylis |
|
|
|
Dactylis
glomerata |
orchardgrass |
Poaceae
(Graminae) - Grass Family |
| Datura |
|
|
|
Datura
stramonium |
jimsonweed |
Solanaceae
- Nightshade Family |
| Daucus |
|
|
| |
Daucus
carota |
carrot,
wild |
Apiaceae
(Umbelliferae) - Carrot Family |
| Desmodium |
|
|
| |
Desmodium canadense |
tickclover, hoary |
Fabaceae (Leguminosae) - Pea or Bean Family |
| |
Desmodium rotundifolium |
ticktrefoil, prostrate |
Fabaceae (Leguminosae) - Pea or Bean Family |
| Dianthus |
|
|
| |
Dianthus
armeria |
deptford
pink |
Caryophyllaceae
- Pink Family |
| |
Dianthus deltoides |
maiden pink |
Caryophyllaceae - Pink Family |
| Dicanthelium |
|
|
| |
Dicanthelium clandestinum |
deertonguegrass |
Poaceae (Graminae) - Grass Family |
| |
Dicanthelium sphaerocarpon |
panicgrass, round fruited |
Poaceae (Graminae) - Grass Family |
| Digitaria |
|
|
| |
Digitaria
ischaemum |
crabgrass,
smooth |
Poaceae
(Graminae) - Grass Family |
| |
Digitaria
sanguinalis |
crabgrass,
large |
Poaceae
(Graminae) - Grass Family |
| Dipsacus |
|
|
| |
Dipsacus
fullonum |
teasel |
Dipsacaceae
- Teasel Family |
| |
Dipsacus
sylvestris |
-
see Dipsacus fullonum - |
| |
|
|
|
Draba
verna |
whitlowgrass,
spring |
Brassicaceae
(Cruciferae) - Mustard Family |
| E
|
|
|
| Echinochloa |
|
|
|
Echinochloa
crus-galli |
barnyardgrass |
Poaceae
(Graminae) - Grass Family |
| Echinocystis |
|
|
|
Echinocystis
lobata |
cucumber,
wild |
Cucurbitaceae
- Gourd Family |
| Echium |
|
|
|
Echium
vulgare |
blueweed |
Boraginaceae
- Borage Family |
| Eleusine |
|
|
|
Eleusine
indica |
goosegrass |
Poaceae
(Graminae) - Grass Family |
| Elymus |
|
|
| |
Elymus
canadensis |
wild
rye, Canadian |
Poaceae
(Graminae) - Grass Family |
| |
Elymus
repens |
-
see Elytrigia repens - |
| Draba |
|
|
|
Elytrigia
repens |
quackgrass |
Poaceae
(Graminae) - Grass Family |
| Epilobium |
|
|
| |
Epilobium angustifolium |
fireweed |
Onagraceae - Evening Primrose Family |
| |
Epilobium
ciliatum |
willowherb,
American |
Onagraceae
- Evening Primrose Family |
| |
Epilobium
glandulosum |
-
see Epilobium ciliatum - |
| Equisetum |
|
|
| |
Equisetum
arvense |
horsetail,
field |
Equisetaceae
- Horsetail Family |
| |
Equisetum
hyemale |
scouring
rush |
Equisetaceae
- Horsetail Family |
| Eragrostis |
|
|
| |
Eragrostis
cilianensis |
stinkgrass |
Poaceae
(Graminae) - Grass Family |
| |
Eragrotis
spectabilis |
lovegrass,
purple |
Poaceae
(Graminae) - Grass Family |
| Erechtites |
|
|
|
Erechtites
hieraciifolia |
pilewort |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Erigeron |
|
|
| |
Erigeron
annuus |
fleabane,
annual |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Erigeron
canadensis |
-
see Conyza canadensis - |
| |
Erigeron pulchellus |
fleabane, poor-robin |
Asteraceae (Compositae) - Aster or Sunflower Family |
| Erodium |
|
|
|
Erodium
cicutarium |
filaree,
redstem |
Geranium
- Geranium Family |
| Erysimum |
|
|
| |
Erysimum
cheiranthoides |
mustard,
wallflower |
Brassicaceae
(Cruciferae) - Mustard Family |
| Eupatoriadelphus |
|
| |
Eupatoriadelphus dubius |
-
see Eupatorium dubium - |
| |
Eupatoriadelphus maculatus |
-
see Eupatorium maculatum - |
| |
Eupatoriadelphus dubius |
-
see Eupatorium dubium - |
| Eupatorium |
|
|
| |
Eupatorium
capillifolium |
dogfennel |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Eupatorium dubium |
joe-pye weed, eastern |
Asteraceae (Compositae) - Aster or Sunflower Family |
| |
Eupatorium fistulosum |
joe-pye weed, hollow-stemmed |
Asteraceae (Compositae) - Aster or Sunflower Family |
| |
Eupatorium maculatum |
joe-pye weed, spotted |
Asteraceae (Compositae) - Aster or Sunflower Family |
| |
Eupatorium
perfoliatum |
boneset |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Eupatorium purpureum |
joe-pyeweed, sweet |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Eupatorium
rugosum |
snakeroot,
white |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Euphorbia |
|
|
| |
Euphorbia cyparissias |
spurge, cypress |
Euphorbiaceae - Spurge Family |
| |
Euphorbia esula |
spurge, leafy |
Euphorbiaceae - Spurge Family |
|
Euphorbia
maculata |
spurge,
spotted |
Euphorbiaceae
- Spurge Family |
| Euthamia |
|
| |
Euthamia graminifolia |
-
see Solidago graminifolia - |
| Eutrochium |
|
| |
Eutrochium dubium |
-
see Eupatorium dubium - |
| |
Eutrochium fistulosum |
-
see Eupatorium fistulosum - |
| |
Eutrochium maculatum |
-
see Eupatorium maculatum - |
| |
Eutrochium purpureum |
-
see Eupatorium purpureum - |
| F
|
|
|
| Fallopia |
|
| |
Fallopia cilinodis |
-
see Polygonum cilinode - |
| |
Fallopia convolvulus |
-
see Polygonum convolvulus - |
| |
Fallopia
japonica |
-
see Polygonum cuspidatum - |
| |
Fallopia sachalinensis |
-
see Poygonum sachalinesis - |
| |
Fallopia scandens |
-
see Polygonum scandens - |
| Festuca |
|
|
| |
Festuca arundinacea |
fescue, tall |
Poaceae (Graminae) - Grass Family |
| Fragaria |
|
|
|
Fragaria
virginiana |
strawberry,
wild |
Rosaceae
- Rose Family |
| Froelichia |
|
|
|
Froelichia
gracilis |
cottonweed |
Amaranthaceae
- Amaranth Family |
| G
|
|
|
| Galeopsis |
|
|
|
Galeopsis tetrahit |
hempnettle, common |
Lamiaceae (Labiatae) - Mint Family |
| Galinsoga |
|
|
|
Galinsoga
ciliata |
galinsoga,
hairy |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Galium |
|
|
| |
Galium aparine |
bedstraw, catchweed |
Rubiaceae - Madder Family |
| |
Galium
mollugo |
bedstraw,
smooth |
Rubiaceae
- Madder Family |
| |
Galium
pilosum |
bedstraw,
hairy |
Rubiaceae
- Madder Family |
| Geranium |
|
|
| |
Geranium
maculatum |
geranium,
wild |
Geraniaceae – Geranium
Family |
| Geum |
|
|
| |
Geum
canadense |
avens,
white |
Rosaceae
- Rose Family |
| Glechoma |
|
|
|
Glechoma
hederacea |
ground
ivy |
Lamiaceae
(Labiatae) - Mint Family |
| H
|
|
|
| Hackelia |
|
|
| |
Hackelia
virginiana |
beggarslice |
Boraginaceae – Borage
family |
| Helianthus |
|
|
| |
Helianthus tuberosus |
Jerusalem artichoke |
Asteraceae (Compositae) - Aster or Sunflower Family |
| Heracleum |
|
|
| |
Heracleum
lanatum |
cowparsnip |
Apiaceae
(Umbelliferae) - Carrot Family |
| |
Heracleum maximum |
-
see Heracleum lanatum - |
| Hesperis |
|
|
|
Hesperis matronalis |
damesrocket |
Brassicaceae (Cruciferae) - Mustard Family |
| Hibicus |
|
|
|
Hibicus
trionum |
mallow,
venice |
Malvaceae
- Mallow Family |
| Hieracium |
|
|
| |
Hieracium aurantiacum |
hawkweed, orange |
Asteraceae (Compositae) - Aster or Sunflower Family |
| |
Hieracium caespitosum |
-
see Hieracium pratense - |
| |
Hieracium
lachenalii |
-
see Hieracium vulgatum - |
| |
Hieracium
paniculatum |
hawkweed,
panicled |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Hieracium
pratense |
hawkweed |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Hieracium
vulgatum |
hawkweed,
European |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Holcus |
|
|
| |
Holcus
lanatus |
velvetgrass,
common |
Poaceae
(Graminae) - Grass Family |
| Houstonia |
|
|
|
Houstonia
caerulea |
bluets |
Rubiaceae
- Madder Family |
| Humulus |
|
|
|
Humulus japonicus |
hops, Japanese |
Cannabaceae – Hemp Family |
| Hypericum |
|
|
|
Hypericum
perforatum |
St.
Johnswort |
Hyperiacaceae
- St. Johnswort Family |
| Hypochaeris |
|
|
|
Hypochaeris
radicata |
cat's
ear/false dandelion |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| I
|
|
|
| Impatiens |
|
|
| |
Impatiens
capensis |
touch-me-not,
spotted |
Balsaminaceae
- Touch-me-not Family |
| |
Impatiens
glandulifera |
balsam,
Himalaya |
Balsaminaceae
- Touch-me-not Family |
| |
Impatiens
pallida |
touch-me-not,
pale |
Balsaminaceae
- Touch-me-not Family |
| J
|
|
|
| Juncus |
|
|
|
Juncus
tenuis |
rush,
path |
Juncaceae
- Rush Family |
| K
|
|
|
| Kochia |
|
|
|
Kochia
scoparia |
kochia |
Chenopodiaceae
- Goosefoot Family |
| L
|
|
|
| Lactuca |
|
|
| |
Lactuca
biennis |
lettuce,
biennial |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Lactuca
canadensis |
lettuce,
tall |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Lactuca
scariola |
-
see Lactuca serriola - |
| |
Lactuca
serriola |
lettuce,
prickly |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Lamium |
|
|
| |
Lamium
amplexicaule |
henbit |
Lamiaceae
(Labiatae) - Mint Family |
| |
Lamium
purpureum |
deadnettle,
red |
Lamiaceae
(Labiatae) - Mint Family |
| Lapsana |
|
|
|
Lapsana communis |
nipplewort |
Asteraceae (Compositae) - Aster or Sunflower Family |
| Lathyrus |
|
|
|
Lathyrus
latifolius |
peavine,
everlasting |
Fabaceae
(Leguminosae) - Pea or Bean Family |
| Leucanthemum |
|
| |
Leucanthemum
leucanthemum |
-
see Chrysanthemum leucanthemum - |
| Leontodon |
|
|
| |
Leontodon
autumnalis |
dandelion,
fall |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Leonurus |
|
|
| |
Leonurus cardiaca |
motherwort |
Lamiaceae (Labiatae) - Mint Family |
| Lepidium |
|
|
| |
Lepidium
campestre |
pepperweed,
field |
Brassicaceae
(Cruciferae) - Mustard Family |
| |
Lepidium
virginicum |
pepperweed,
Virginia |
Brassicaceae
(Cruciferae) - Mustard Family |
| Lespedeza |
|
|
|
Lespedeza
virginica |
bush
clover, slender |
Fabaceae
(Leguminosae) - Pea or Bean Family |
| Linaria |
|
|
| |
Linaria canadensis |
toadflax, oldfield |
Scrophulariaceae - Figwort Family |
| |
Linaria cymbalaria |
-
see Cymbularia muralis - |
| |
Linaria
vulgaris |
toadflax,
yellow |
Scrophulariaceae
- Figwort Family |
| Lobelia |
|
|
| |
Lobelia
inflata |
tobacco,
indian |
Lobeliaceae
- Bluebell Family |
| |
Lobelia
siphilitica |
lobelia,
great |
Lobeliaceae
- Bluebell Family |
| |
Lobelia
syphilitica |
-
see Lobelia siphilitica - |
| Lonicera |
|
|
|
Lonicera
japonica |
honeysuckle,
Japanese |
Caprifoliaceae – Honeysuckle
Family |
| Lotus |
|
|
|
Lotus
corniculatus |
trefoil,
birdfoot |
Fabaceae
(Leguminosae) - Pea or Bean Family |
| Lychnis |
|
| |
Lychnis
alba |
-
see Silene alba - |
| |
Lychnis
flos-cuculi |
ragged
robin |
Caryophyllaceae
- Pink Family |
| Lycopus |
|
|
| |
Lycopus
americanus |
bugleweed, American |
Lamiaceae (Labiatae) - Mint Family |
| Lysimachia |
|
|
| |
Lysimachia
ciliata |
loosestrife,
fringed |
Primulaceae
- Primrose Family |
| |
Lysimachia nummularia |
moneywort |
Primulaceae - Primrose Family |
| Lythrum |
|
|
| |
Lythrum
salicaria |
loosestrife, purple |
Lythraceae - Loosestrife Family |
| M
|
|
|
| Maianthemum |
|
|
|
Maianthemum
canadense |
lily-of-the-valley,
false |
Liliaceae
- Lily Family |
| Malva |
|
|
|
Malva
neglecta |
mallow,
common |
Malvaceae
- Mallow Family |
| Marchantia |
|
|
|
Marchantia polymorpha |
liverwort |
Phylum: Hepatophyta |
| Matricaria |
|
|
|
Matricaria
matricariodes |
pineappleweed |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Medicago |
|
|
|
Medicago
lupulina |
medic,
black |
Fabaceae
(Leguminosae) - Pea or Bean Family |
| Melilotus |
|
|
|
Melilotus
alba |
sweetclover,
white |
Fabaceae
(Leguminosae) - Pea or Bean Family |
| |
Melilotus
offincinalis |
sweetclover,
yellow |
Fabaceae
(Leguminosae) - Pea or Bean Family |
| Microstegium |
|
|
| |
Microstegium
vimineum |
stiltgrass,
Japanese |
Poaceae
(Graminae) - Grass Family |
| Mimulus |
|
|
| |
Mimulus
alatus |
monkey
flower, sharp-winged |
Scrophulariaceae
- Figwort Family |
| Mirabilis |
|
|
|
Mirabilis
nyctaginea |
four-o'clock,
wild |
Nyctaginaceae
- Four-O'clock Family |
| Miscanthus |
|
|
| |
Miscanthus
sacchariflorus |
silvergrass,
amur |
Poaceae
(Graminae) - Grass Family |
| Mollugo |
|
|
|
Mollugo
verticillata |
carpetweed |
Aizoaceae
- Carpetweed Family |
| Muhlenbergia |
|
|
| |
Muhlenbergia schreberi |
nimblewill |
Poaceae (Graminae) - Grass Family |
| Myrrhis |
|
| |
Myrrhis
claytonia |
-
see Osmorhiza claytoni - |
| |
Myrrhis
longistylis |
-
see Osmorhiza longistilis - |
| N
|
|
|
| Myrrhis |
|
|
Nuttallanthus canadensis |
-
see Linaria canadensis - |
| O
|
|
|
| Oclemena |
|
|
|
Oclemena acuminata |
aster, whorled |
Asteraceae (Compositae) - Aster or Sunflower Family |
| Oenothera |
|
|
|
Oenothera
biennis |
eveningprimrose,
common |
Onagraceae
- Evening Primrose Family |
| Ornithogalum |
|
|
| |
Ornithogalum
umbellatum |
star-of-bethlehem |
Liliaceae
- Lily Family |
| Osmorhiza |
|
| |
Osmorhiza
aristata |
-
see Osmorhiza longistilis - |
| |
Osmorhiza
brevistylis |
-
see Osmorhiza claytoni - |
| |
Osmorhiza
claytoni |
sweet
cicely |
Apiaceae
(Umbelliferae) - Carrot Family |
| |
Osmorhiza
longistilis |
aniseroot |
Apiaceae
(Umbelliferae) - Carrot Family |
| Oxalis |
|
|
| |
Oxalis
corniculata |
woodsorrel,
creeping |
Oxalidaceae
- Woodsorrel Family |
| |
Oxalis
stricta |
woodsorrel,
yellow |
Oxalidaceae
- Woodsorrel Family |
| P
|
|
|
| Panicum |
|
|
| |
Panicum
capillare |
witchgrass |
Poaceae
(Graminae) - Grass Family |
| |
Panicum
dichotomiflorum |
panicum,
fall |
Poaceae
(Graminae) - Grass Family |
| |
Panicum
virgatum |
switchgrass |
Poaceae
(Graminae) - Grass Family |
| Parthenocissus |
|
|
|
Parthenocissus
quinquefolia |
Virginia
creeper |
Vitaceae
- Grape Family |
| Paspalum |
|
|
| |
Paspalum
dilatatum |
dallisgrass |
Poaceae
(Graminae) - Grass Family |
| |
Paspalum
setaceum |
paspalum |
Poaceae
(Graminae) - Grass Family |
| Pastinaca |
|
|
| |
Pastinaca sativa |
parsnip, wild |
Apiaceae (Umbelliferae) - Carrot Family |
| Petasites |
|
|
| |
Petasites
hybridus |
butterbur |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Persicaria |
|
| |
Persicaria arifolia |
-
see Polygonum arifolium - |
| |
Persicaria maculosa |
-
see Polygonum persicaria - |
| |
Persicaria pensylvanica |
-
see Polygonum pensylvanicum - |
| |
Persicaria sagittata |
-
see Polygonum sagittatum - |
| |
Persicaria virginica |
-
see Tovara virginica - |
| Phalaris |
|
|
| |
Phalaris arundinacea |
canarygrass, reed |
Poaceae (Graminae) - Grass Family |
| Phleum |
|
|
| |
Phleum pratense |
timothy |
Poaceae (Graminae) - Grass Family |
| Phragmites |
|
|
| |
Phragmites
australis |
reed,
common |
Poaceae
(Graminae) - Grass Family |
| |
Phragmites
communis |
-
see Phragmites australis - |
| Phytolacca |
|
|
|
Phytolacca
americana |
pokeweed,
common |
Phytolaccaceae
- Pokeweed Family |
| Oxalis |
|
|
|
Pilea
pumila |
clearweed |
Urticaceae
- Nettle Family |
| Plantago |
|
|
| |
Plantago
lanceolata |
plantain,
narrowleaf |
Plantaginaceae
- Plantain Family |
| |
Plantago
major |
plantain,
broadleaf |
Plantaginaceae
- Plantain Family |
| Poa |
|
|
| |
Poa
annua |
bluegrass,
annual |
Poaceae
(Graminae) - Grass Family |
| |
Poa bulbosa |
bluegrass, bulbous |
Poaceae (Graminae) – Grass Family |
| Polygonum |
|
|
| |
Polygonum
arifolium |
tearthumb,
halberd-leaved |
Polygonaceae
- Smartweed or Buckwheat Family |
| |
Polygonum
aviculare |
knotweed,
prostrate |
Polygonaceae
- Smartweed or Buckwheat Family |
| |
Polygonum cilinode |
knotweed, black fringed |
Polygonaceae - Smartweed or Buckwheat Family |
| |
Polygonum
convolvulus |
buckwheat,
wild |
Polygonaceae
- Smartweed or Buckwheat Family |
| |
Polygonum
cuspidatum |
knotweed,
Japanese |
Polygonaceae
- Smartweed or Buckwheat Family |
| |
Polygonum
pensylvanicum |
smartweed,
Pennsylvania |
Polygonaceae
- Smartweed or Buckwheat Family |
| |
Polygonum
persicaria |
smartweed,
ladysthumb |
Polygonaceae
- Smartweed or Buckwheat Family |
| |
Polygonum sachalinense |
knotweed, giant |
Polygonaceae - Smartweed or Buckwheat Family |
| |
Polygonum
sagittatum |
tearthumb,
arrowleaf |
Polygonaceae
- Smartweed or Buckwheat Family |
| |
Polygonum
scandens |
smartweed,
hedge |
Polygonaceae
- Smartweed or Buckwheat Family |
| |
Polygonum
virginianum |
-
see Tovara virginianum - |
| Portulaca |
|
|
|
Portulaca
oleracea |
purslane,
common |
Portulacaceae
- Purslane Family |
| Potentilla |
|
|
| |
Potentilla
argentea |
cinquefoil,
silvery |
Rosaceae
- Rose Family |
| |
Potentilla
norvegica |
cinquefoil,
rough |
Rosaceae
- Rose Family |
|
Potentilla
recta |
cinquefoil,
sulfur |
Rosaceae
- Rose Family |
|
Potentilla
simplex |
cinquefoil,
old field |
Rosaceae
- Rose Family |
| Prunella |
|
|
|
Prunella
vulgaris |
healall |
Lamiaceae
(Labiatae) - Mint Family |
| Pteridium |
|
|
|
Pteridium aquilinum |
brackenfern |
Polypodiaceae – Fern Family |
| Pueraria |
|
| |
Pueraria
lobata |
-
see Pueraria montana - |
| |
Pueraria
montana |
kudzu |
Fabaceae
(Leguminosae) - Pea or Bean Family |
| R
|
|
|
| Ranunculus |
|
|
|
Ranunculus
abortivus |
buttercup,
smallflower |
Ranunculaceae
- Buttercup Family |
|
Ranunculus acris |
buttercup, tall |
Ranunculaceae - Buttercup Family |
|
Ranunculus
bulbosus |
buttercup,
bulbous |
Ranunculaceae
- Buttercup Family |
|
Ranunculus
ficaria |
celandine,
lesser |
Ranunculaceae
- Buttercup Family |
|
Ranunculus
repens |
buttercup,
creeping |
Ranunculaceae
- Buttercup Family |
| Raphanus |
|
|
| |
Raphanus
raphanistrum |
radish,
wild |
Brassicaceae
(Cruciferae) - Mustard Family |
| Rhinanthus |
|
|
Rhinanthus crista-galli |
-
see Rhinanthus minor - |
|
Rhinanthus minor |
yellow-rattle |
Scrophulariaceae - Figwort Family |
| Rhus |
|
|
|
Rhus glabra |
sumac, smooth |
Anacardiaceae - Cashew Family |
|
Rhus typhina |
sumac, staghorn |
Anacardiaceae - Cashew Family |
|
Rhus
radicans |
-
see Toxicodendron radicans - |
| Robinia |
|
|
| |
Robinia
hispida |
locust,
bristly |
Rosaceae – Rose
Family |
| Rorippa |
|
|
|
Rorippa
palustris |
yellowcress,
marsh |
Brassicaceae
(Cruciferae) - Mustard Family |
|
Rorippa x prostrata |
fieldcress, prostrate |
Brassicaceae (Cruciferae) - Mustard Family |
| Rosa |
|
|
| |
Rosa multiflora |
rose, multiflora |
Rosaceae - Rose Family |
| Rubus |
|
|
|
Rubus
odoratus |
raspberry,
purple-flowering |
Rosaceae
- Rose Family |
|
Rubus
phoenicolasius |
wineberry |
Rosaceae
- Rose Family |
| Rudbeckia |
|
|
| |
Rudbeckia
hirta |
black-eyed
susan |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Rumex |
|
|
|
Rumex
acetosella |
sorrel,
red/sheep sorrel |
Polygonaceae
- Smartweed or Buckwheat Family |
|
Rumex
crispus |
dock,
curly |
Polygonaceae
- Smartweed or Buckwheat Family |
|
Rumex
obtusifolius |
dock,
broadleaf |
Polygonaceae
- Smartweed or Buckwheat Family |
| S
|
|
|
| Sagina |
|
|
| |
Sagina
procumbens |
pearlwort,
birdseye |
Caryophyllaceae - Pink Family |
| Saponaria |
|
|
| |
Saponaria
officinalis |
bouncingbet |
Caryophyllaceae
- Pink Family |
| Schizachyrium |
|
| |
Schizachyrium
scoparium |
-
see Andropogon scoparius - |
| Scleranthus |
|
|
| |
Scleranthus annuus |
knawel |
Caryophyllaceae - Pink Family |
| Scrophularia |
|
|
| |
Scrophularia
nodosa |
figwort,
common |
Scrophulariaceae
- Figwort Family |
| Senecio |
|
|
| |
Senecio jacobaea |
ragwort, tansy |
Asteraceae (Compositae) - Aster or Sunflower Family |
| |
Senecio
vulgaris |
groundsel,
common |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Setaria |
|
|
| |
Setaria
faberi |
foxtail,
giant |
Poaceae
(Graminae) - Grass Family |
| |
Setaria
glauca |
foxtail,
yellow |
Poaceae
(Graminae) - Grass Family |
| |
Setaria
lutescens |
-
see Setaria glauca - |
| Sicyos |
|
|
| |
Sicyos
angulatus |
burcucumber |
Curcurbitaceae
- Gourd Family |
| Silene |
|
|
| |
Silene
alba |
cockle,
white |
Caryophyllaceae
- Pink Family |
| |
Silene
cucubalus |
-
see Silene vulgaris - |
| |
Silene vulgaris |
bladder campion |
Caryophyllaceae - Pink Family |
| Silphium |
|
|
|
Silphium
perfoliatum |
cupplant |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Sinapis |
|
| |
Sinapis
arvensis |
-
see Brassica kaber - |
| Sisymbrium |
|
|
|
Sisymbrium
officinale |
mustard,
hedge |
Brassicaceae
(Cruciferae) - Mustard Family |
| Smilax |
|
|
|
Smilax
herbacea |
carrion
flower |
Smilacaceae
- Catbrier Family |
| Solanum |
|
|
| |
Solanum
carolinense |
horsenettle |
Solanaceae
- Nightshade Family |
| |
Solanum
dulcamara |
nightshade,
bittersweet |
Solanaceae
- Nightshade Family |
| |
Solanum
ptycanthum |
nightshade,
eastern black |
Solanaceae
- Nightshade Family |
| Solidago |
|
|
| |
Solidago
canadensis |
goldenrod,
Canada |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Solidago
graminifolia |
goldenrod,
narrowleaf |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Solidago
sempervirens |
goldenrod,
seashore |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Sonchus |
|
|
| |
Sonchus
arvensis |
sowthistle,
perennial |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Sonchus
asper |
sowthistle,
spiny |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| |
Sonchus
oleraceus |
sowthistle,
annual |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Sorghastrum |
|
|
|
Sorghastrum nutans |
indiangrass, yellow |
Poaceae (Graminae) – Grass Family |
| Sorghum |
|
|
| |
Sorghum
halepense |
johnsongrass |
Poaceae
(Graminae) – Grass Family |
| Spergularia |
|
|
|
Spergularia
rubra |
sandspurry,
red |
Caryophyllaceae
- Pink Family |
| Stellaria |
|
|
| |
Stellaria graminea |
little starwort |
Caryophyllaceae
- Pink Family |
| |
Stellaria graminifolia |
-
see Stellaria graminea - |
| |
Stellaria
media |
chickweed,
common |
Caryophyllaceae
- Pink Family |
| Symplocarpus |
|
|
|
Symplocarpus
foetidus |
skunk-cabbage,
common |
Araceae
- Arum Family |
| T
|
|
|
| Tanacetum |
|
|
| |
Tanacetum
vulgare |
tansy |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Taraxacum |
|
|
| |
Taraxacum
officinale |
dandelion |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Thalictrum |
|
|
|
Thalictrum polygamum |
meadowrue, tall |
Ranunculaceae - Buttercup Family |
|
Thalictrum pubescens |
-
see Thalictrum polygamum - |
| Thlaspi |
|
|
| |
Thlaspi
arvense |
pennycress,
field |
Brassicaceae
(Cruciferae) - Mustard Family |
| Tovara |
|
|
| |
Tovara
virginiana |
knotweed,
Virginia |
Polygonaceae
- Smartweed or Buckwheat Family |
| Toxicodendron |
|
|
| |
Toxicodendron
radicans |
poison-ivy |
Anacardiaceae
- Cashew Family |
| Tragopogon |
|
|
| |
Tragopogon
dubius |
salsify,
yellow |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Trichostema |
|
|
| |
Trichostema dichotomum |
bluecurls |
Lamiaceae (Labiatae) - Mint Family |
| Tridens |
|
|
| |
Tridens flavus |
purpletop |
Poaceae (Graminae) - Grass Family |
| Trifolium |
|
|
|
Trifolium
arvense |
clover,
rabbitfoot |
Fabaceae
(Leguminosae) - Pea or Bean Family |
|
Trifolium
hybridum |
clover,
alsike |
Fabaceae
(Leguminosae) - Pea or Bean Family |
|
Trifolium
pratense |
clover,
red |
Fabaceae
(Leguminosae) - Pea or Bean Family |
|
Trifolium
repens |
clover,
white |
Fabaceae
(Leguminosae) - Pea or Bean Family |
| Triodanis |
|
|
| |
Triodanis
perfoliata |
Venus
lookingglass |
Campanulaceae
- Bluebell Family |
| Triodia |
|
|
Triodia flava flavus |
-
see Tridens flavus - |
| Tussilago |
|
|
| |
Tussilago
farfara |
coltsfoot |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Typha |
|
|
| |
Typha
latifolia |
cattail,
common |
Typhaceae
- Cattail Family |
| U
|
|
|
| Urtica |
|
|
|
Urtica dioica |
nettle, stinging |
Urticaceae - Nettle Family |
| V
|
|
|
| Valeriana |
|
|
|
Valeriana
officinalis |
valerian,
common |
Valerianaceae
- Valerian Family |
| Veratrum |
|
|
|
Veratrum
viride |
false
hellebore, green |
Liliaceae
- Lily Family |
| Verbascum |
|
|
|
Verbascum
thapsus |
mullein,
common |
Scrophulariaceae
- Figwort Family |
| Verbena |
|
|
| |
Verbena bracteata |
vervain, prostrate |
Verbenaceae
- Verbena Family |
| |
Verbena bracteosa |
-
see Verbena bracteata - |
| |
Verbena
hastata |
vervain, blue |
Verbenaceae
- Verbena Family |
| |
Verbena urticifolia |
vervain, white |
Verbenaceae
- Verbena Family |
| Verbesina |
|
|
|
Verbesina
alternifolia |
wingstem |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Veronica |
|
|
| |
Veronica
arvensis |
speedwell,
corn |
Scrophulariaceae
- Figwort Family |
| |
Veronica hederifolia |
speedwell, ivyleaf |
Scrophulariaceae
- Figwort Family |
| |
Veronica
officinalis |
speedwell,
common |
Scrophulariaceae
- Figwort Family |
| |
Veronica
peregrina |
speedwell,
purslane |
Scrophulariaceae
- Figwort Family |
| |
Veronica
serpyllifolia |
speedwell,
thymeleaf |
Scrophulariaceae
- Figwort Family |
| Vicia |
|
|
|
Vicia
cracca |
vetch,
bird |
Fabaceae
(Leguminosae) - Pea or Bean Family |
| Vincetoxicum |
|
| |
Vincetoxicum
nigrum |
-
see Cynanchum nigrum - |
| |
Vincetoxicum
rossicum |
-
see Cynanchum rossicum - |
| Viola |
|
|
| |
Viola
arvensis |
violet,
field |
Violaceae
- Violet Family |
| |
Viola
papilionacea |
violet,
common blue |
Violaceae
- Violet Family |
| Vitis |
|
|
|
Vitis spp. |
grape, wild |
Vitaceae - Grape Family |
| W
|
|
|
| Washingtonia |
|
| |
Washingtonia
claytoni |
-
see Osmorhiza claytoni - |
| |
Washingtonia
longistylis |
-
see Osmorhiza longistilis - |
| X
|
|
|
| Xanthium |
|
|
| |
Xanthium
strumarium |
cocklebur |
Asteraceae
(Compositae) - Aster or Sunflower Family |
| Z
|
|
|
| Zizia |
|
|
| |
Zizia
aurea |
alexanders,
golden |
Apiaceae
(Umbelliferae) - Carrot Family |
| Zoysia |
|
|
| |
Zoysia japonica |
lawngrass, Japanese |
Poaceae (Graminae) – Grass Family |
