| Common
Name |
Scientific
Name
Family Name |
Life
Form |
Growth |
Origin |
| Alfalfa |
Medicago
sativa
Fabaceae (Bean) |
Perennial |
Forb |
Eurasia |
Alyssum
(Desert Madwort) |
Alyssum
desertorum Stapf.
Brassicaceae (Mustard) |
Annual |
Forb |
Europe |
Alyssum,
Pale
(Pale Madwort) |
Alyssum
alyssoides
Brassicaceae (Mustard) |
Annual |
Forb |
Europe |
| Apple,
Crab |
Pyrus
ioensis
Rosaceae (Rose) |
Perennial |
Tree |
|
| Asparagus,
Garden |
Asparagus
officinalis
Liliaceae (Lily) |
Perennial |
Forb |
|
| Barnyardgrass |
Echinochloa
crusgalli (L.) Beauv.
Poaceae (Grass) |
Annual |
Grass |
Eurasia |
| Black
Medick |
Medicago
lupulina (L.)
Fabaceae (Bean) |
Annual |
Forb |
Eurasia |
| Bluegrass,
Canadian |
Poa
compressa
Poaceae (Grass) |
Annual |
Grass |
Europe |
| Bluegrass,
Kentucky |
Poa
pratensis
Poaceae (Grass) |
Perennial |
Grass |
Europe |
| Bouncing
Bet |
Saponaria
officinalis
Caryophyllaceae (Pink) |
Perennial |
Forb |
Europe |
Brome,
Downy
(Cheatgrass) |
Bromus
tectorum
Poaceae (Grass) |
Annual |
Grass |
Europe
Mediterranean |
| Brome,
Japanese |
Bromus
japonicus
Poaceae (Grass) |
Annual |
Grass |
Europe |
| Brome,
Meadow |
Bromus
commutatus Schrad.
Poaceae (Grass) |
Annual |
Grass |
Europe |
| Brome,
Smooth |
Bromus
inermis
Poaceae (Grass) |
Annual |
Grass |
Europe |
| Bindweed,
Field |
Convolvulus
arvensis
Convolvulaceae (Morning glory) |
Perennial |
Forb |
Europe |
| Buckthorn,
Common |
Rhamnus
cathartica L.
Rhamnaceae (Buckthorn) |
Perennial |
Forb |
Europe |
| Buckwheat,
wild (climbing) |
Polygonum
convolvulus
Polygonaceae (Buckwheat) |
Annual |
Forb |
Europe |
| Burdock |
Arctium
minus
Asteraceae (Sunflower) |
Biennial |
Forb |
Europe |
| Buttercup
Bur |
Ranunculus
testiculatus
Ranunculaceae (Buttercup) |
Annual |
Forb |
Eurasia |
| Buttercup,
Tall |
Ranunculus
acris
Ranunculaceae (Buttercup) |
Perennial |
Forb |
Europe |
| Campion,
Bladder |
Silene
vulgaris
Caryophyllaceae (Pink) |
Perennial |
Forb |
Europe |
| Campion,
White |
Silene
pratensis
Caryophyllaceae (Pink) |
Perennial
Biennial |
Forb |
Europe |
| Carrot,
Wild |
Daucus
carota
Apiaceae (Parsley) |
Biennial |
Forb |
Europe |
| Catnip |
Nepeta
cataria
Lamiaceae (Mint) |
Perennial |
Forb |
Europe |
Chickweed,
big
(mouse-ear) |
Cerastium
vulgatum L.
Caryophyllaceae (Pink) |
Perennial |
Forb |
Eurasia |
Chickweed,
field
(prairie) |
Cerastium
arvense
Caryophyllaceae (Pink) |
Perennial |
Forb |
? |
Clover,
rabbitfoot
(crimson) |
Trifolium
incarnatum
Fabaceae (Bean) |
Annual |
Forb |
Europe
Mediterranean |
| Corn
gromwell |
Lithospermum
arvense
Boraginaceae (Borage) |
Annual |
Forb |
Europe |
| Cowcockle |
Vaccaria
pyramidata
Caryophyllaceae (Pink) |
Annual |
Forb |
Europe |
| Creeping
Bellflower |
Campanula
rapunculoides
Campanulaceae (Bluebell) |
Perennial |
Forb |
Eurasia |
| Daisy,
Engelmann's |
Engelmannia
pinnatifida
Asteraceae (Sunflower) |
Perennial |
Forb |
? |
| Dames
Rocket |
Hesperis
matronalis
Brassicaceae (Mustard) |
Biennial |
Forb |
Europe
Mediterranean |
| Dandelion,
Common |
Taraxacum
officinale
Asteraceae (Sunflower) |
Perennial |
Forb |
Eurasia |
| Deptford
pink |
Dianthus
armeria L.
Caryophyllaceae (Pink) |
Annual
or Biennial |
Forb |
Europe |
| Dock,
Curly |
Rumex
crispus
Polygonaceae (Buckwheat) |
Perennial |
Forb |
Europe |
| Elm,
Siberian |
Ulmus
pumila
Ulmaceae (Elm) |
Perennial |
Tree |
Asia |
Falseflax,
littlepod
(small-seeded) |
Camelina
microcarpa DC.
Brassicaceae (Mustard) |
Annual |
Forb |
Europe |
| Flax,
Blue |
Linum
perenne
Linaceae (Flax) |
Perennial |
Forb |
Eurasia
(?) |
| Flixweed |
Descurainia
sophia
Brassicaceae (Mustard) |
Annual |
Forb |
Eurasia |
| Foxtail,
Green |
Setaria
viridis
Poaceae (Grass) |
Annual |
Grass |
Europe |
| Geranium,
small |
Geranium
pusillum L.
Balsaminaceae (Touch-Me-Not) |
Annual |
Forb |
Europe |
| Gooseberry,
Currant |
Ribes
aureum var. villosum
Grossulariaceae (Currant) |
Annual |
Shrub |
? |
| Hemlock,
Poison |
Conium
maculatum
Apiaceae (Parsley) |
Biennial |
Forb |
Eurasia
Africa |
| Hempnettle,
Splitlip |
Galeopsis
bifida Boenn.
Lamiaceae (Mint) |
Annual |
Forb |
Europe |
| Henbane,
Black |
Hyoscamus
niger
Solanaceae (Nightshade) |
Annual
Biennial |
Forb |
Europe |
Hogweed,
Little
(Common Purslane) |
Portulaca
oleracea L.
Portulacaceae (Purslane) |
Annual
Perennial |
Forb |
Asia |
| Hollyhock |
Althaea
rosea
Malvaceae (Mallow) |
Perennial
Biennial |
Forb |
Eurasia |
| Hops,
Common |
Humulus
lupulus
Cannabaceae (Hemp) |
Perennial |
Forb |
Asia |
| Horehound |
Marrubium
vulgare
Lamiaceae (Mint) |
Perennial |
Forb |
Europe |
| Hound's
tongue |
Cynoglossum
officinale
Boraginaceae (Borage) |
Biennial |
Forb |
Europe |
| Knapweed,
Russian |
Centaurea
repens
Asteraceae (Sunflower) |
Perennial |
Forb |
Eurasia |
| Knapweed,
Spotted |
Centaurea
maculosa
Asteraceae (Sunflower) |
Perennial
Biennial |
Forb |
Eurasia |
Kochia
Mexican Firebush |
Kochia
scoparia
Chenopodiaceae (Goosefoot) |
Annual |
Forb |
Eurasia |
| Lamb's
quarters |
Chenopodium
album
Chenopodiaceae (Goosefoot) |
Annual |
Forb |
Europe |
| Lettuce,
Prickly |
Lactuca
serriola L.
Asteraceae (Sunflower) |
Annual |
Forb |
Europe |
| Lilac,
Common |
Syringa
vulgaris
Oleaceae (Olive) |
Perennial |
Shrub |
Mediterranean
(?) |
| Lopseed,
American |
Phryma
leptostachys L.
Verbenaceae (Vervain) |
Perennial |
Forb |
? |
| Motherwort |
Leonurus
cardiaca
Lamiaceae (Mint) |
Perennial
Biennial |
Forb |
Eurasia |
| Mullein,
Common |
Verbascum
thapsus
Scrophulariaceae (Figwort) |
Biennial |
Forb |
Europe |
| Mustard,
Blue |
Chorispora
tenella
Brassicaceae (Mustard) |
Annual |
Forb |
Eurasia
Asia |
| Mustard,
Tumbling |
Sisymbrium
altissimus
Brassicaceae (Mustard) |
Annual |
Forb |
Europe |
Nightshade,
viscid
(hairy) |
Solanum
sarrachoides
Solanaceae (Potato or Nightshade) |
Annual |
Forb |
South
America |
| Olive,
Russian |
Elaeagnus
angustifolia
Elaeagnaceae (Oleaster) |
Perennial |
Shrub
Small Tree |
Eurasia |
| Orchard
Grass |
Dactylis
glomerata
Poaceae (Grass) |
Perennial |
Grass |
Europe
Asia |
| Pennycress,
Field |
Thlaspi
arvense
Brassicaceae (Mustard) |
Annual
Biennial |
Forb |
Europe |
| Peppergrass,
Field |
Lepidium
campestre
Brassicaceae (Mustard) |
Annual
Biennial |
Forb |
Europe |
| Peppergrass,
Clasping |
Lepidium
perfoliatum
Brassicaceae (Mustard) |
Annual |
Forb |
Europe |
Pigweed,
Rough
(Redroot) |
Amaranthus
retroflexus
Amaranthaceae (Pigweed) |
Annual |
Forb |
? |
Pimpernel,
Scarlet
(Poorman's Weatherglass) |
Anagallis
arvensis L.
Primulaceae (Primrose) |
Annual
Perennial |
Forb |
Eurasia |
| Plantain,
Common |
Plantago
major
Plantaginaceae (Plantain) |
Perennial |
Forb |
Eurasia |
| Quackgrass |
Agropyron
repens
Poaceae (Grass) |
Perennial |
Grass |
Europe
Asia |
| Sage,
Azure blue |
Salvia
azurea Michx. Ex Lam
Lamiaceae (Mint) |
Perennial |
Forb |
? |
| Salsify,
Meadow |
Tragopogon
pratensis L.
Asteraceae (Sunflower) |
Biennial
Perennial |
Forb |
Eurasia |
Salsify,
Western
(Goat's beard) |
Tragopogon
dubius
Asteraceae (Sunflower) |
Perennial
Biennial |
Forb |
Eurasia |
| Shepherd's
Purse |
Capsella
bursa-pastoris
Brassicaceae (Mustard) |
Annual
Biennial |
Forb |
Europe |
Sowthistle,
Field
(Perennial) |
Sonchus
arvensis
Asteraceae (Sunflower) |
Perennial |
Forb |
Eurasia |
| Sowthistle,
Prickly |
Sonchus
asper
Asteraceae (Sunflower) |
Annual |
Forb |
Europe |
| Speedwell,
corn |
Veronica
arvensis
Scrophulariaceae (Figwort) |
Annual |
Forb |
Eurasia |
| Spurge,
Leafy |
Euphorbia
esula
Euphorbiaceae (Spurge) |
Perennial |
Forb |
Europe |
| Stinkgrass |
Eragrostis
cilianensis (All.)
Lut.ex Janchen
Poaceae (Grass) |
Annual |
Grass |
Europe |
| Sweetclover,
White |
Melilotus
alba
Fabacceae (Bean) |
Annual
Biennial |
Forb |
Eurasia |
| Sweetclover,
Yellow |
Melilotus
officinalis
Fabacceae (Bean) |
Annual
Biennial |
Forb |
Eurasia |
| Tansy,
Common |
Tanacetum
vulgare
Asteraceae (Sunflower) |
Perennial |
Forb |
Europe |
| Teasel |
Dipsacus
sylvestris
Dipsacaceae (Teasel) |
Biennial |
Forb |
Europe |
| Thistle,
Bull |
Cirsium
vulgare
Asteraceae (Sunflower) |
Biennial |
Forb |
Europe
Eurasia |
| Thistle,
Canada |
Cirsium
arvense
Asteraceae (Sunflower) |
Perennial |
Forb |
Eurasia
Africa |
| Thistle,
Musk |
Carduus
nutans
Asteraceae (Sunflower) |
Annual
Biennial |
Forb |
Eurasia |
Thistle,
Russian
(Tumbleweed) |
Salsola
iberica
Chenopodiaceae (Goosefoot) |
Annual |
Forb |
Eurasia |
| Thistle,
Scotch |
Onopordum
acanthium
Asteraceae (Sunflower) |
Biennial |
Forb |
Eurasia |
| Timothy,
Common |
Phleum
pratense
Poaceae (Grass) |
Perennial |
Forb |
Europe |
| Toadflax,
Dalmation |
Linaria
dalmatica
Scrophulariaceae
(Figwort)
|
Perennial |
Forb |
Europe |
Toadflax,
Yellow
(Butter and Eggs) |
Linaria
vulgaris
Scrophulariaceae (Figwort) |
Perennial |
Forb |
Eurasia |
| Wheatgrass,
Crested |
Agropyron
cristatum
Poaceae (Grass) |
Perennial |
Grass |
Russia |
Wheatgrass,
Intermediate |
Agropyron
intermedium
Poaceae (Grass) |
Perennial |
Grass |
Europe |
Wheatgrass,
Tall |
Agropyron
elongatum
Poaceae (Grass) |
Perennial |
Grass |
Mediterranean |
