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Introduced, Invasive, and Noxious Plants

About Weeds of the U.S.
NRCS Invasive Species Policy
Invasive Species Executive Order 13112

Weeds of the West
344 records returned

Click on an accepted name below to view its PLANTS Profile with more information, and web links if available. Invasive plants that are synonyms are indented beneath the current PLANTS accepted name.

WSWS Whitson, T.D. (ed.) et al. Weeds of the West. Western Society of Weed Science in cooperation with Cooperative Extension Services, University of Wyoming, Laramie, Wyoming.

 

Symbol Common Name
Scientific Name
Native Status*

OXCO
'ihi
Oxalis corniculata

(I), L48 (N), HI (I), PR (N), VI (N), CAN (I)

PEHA
African rue
Peganum harmala

L48 (I)

SAAE
African sage
Salvia aethiopis

L48 (I)

RICO3
agaliya
Ricinus communis

(I), L48 (I), HI (I), PR (I), VI (I)

POOL
akulikuli-kula
Portulaca oleracea

(NI), L48 (I,N), HI (I), PR (I), VI (I), CAN (NI)

SOHA
aleppo milletgrass
Sorghum halepense

(I), L48 (I), HI (I), PR (I), CAN (I)

ERCI6
alfilaree
Erodium cicutarium

L48 (I), AK (I), HI (I), CAN (I), GL (I)

ERCI6
alfilaria
Erodium cicutarium

L48 (I), AK (I), HI (I), CAN (I), GL (I)

MALE3
SIHE8
alkali mallow
Malvella leprosa
Sida hederacea

L48 (N)

MALE3
SIHE8
alkali sida
Malvella leprosa
Sida hederacea

L48 (N)

SCAR7
FEAR3
Alta fescue
Schedonorus arundinaceus
Festuca arundinacea

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

GLLE3
American licorice
Glycyrrhiza lepidota

L48 (N), CAN (N)

BAOR
American yellowrocket
Barbarea orthoceras

L48 (N), AK (N), CAN (N)

DAIN2
DAIN5
angel's trumpet
Datura inoxia
Datura innoxia

(I), L48 (I), HI (I), PR (I), VI (I), CAN (W)

POAN
annual bluegrass
Poa annua

(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I), SPM (I)

AMAC2
annual bursage
Ambrosia acanthicarpa

L48 (N), CAN (N)

ARPO2
annual pricklepoppy
Argemone polyanthemos

L48 (N)

AMAR2
annual ragweed
Ambrosia artemisiifolia

L48 (I,N), HI (I), CAN (N)

LOPEM2
LOMU
annual ryegrass
Lolium perenne ssp. multiflorum
Lolium multiflorum

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

SOOL
annual sowthistle
Sonchus oleraceus

(I), L48 (I), AK (I), HI (I), PR (I), VI (I), CAN (I), GL (I), SPM (I)

HEAN3
annual sunflower
Helianthus annuus

L48 (N), AK (I), HI (I), PR (I), CAN (I), SPM (I)

TRMA20
TRMA4
arrowgrass
Triglochin maritima
Triglochin maritimum

L48 (N), AK (N), CAN (N), SPM (N)

COBO
asthmaweed
Conyza bonariensis

(I), L48 (I)

SPSA3
Austrian peaweed
Sphaerophysa salsula

L48 (I), CAN (I)

GYPA
baby's breath
Gypsophila paniculata

L48 (I), CAN (I)

CECY2
bachelor's button
Centaurea cyanus

L48 (I), HI (I), CAN (I), GL (I)

GYPA
bachelor's button
Gypsophila paniculata

L48 (I), CAN (I)

ARMI2
bardane
Arctium minus

L48 (I), CAN (I), SPM (I)

HAGL
barilla
Halogeton glomeratus

L48 (I)

ECCR
barnyard grass
Echinochloa crus-galli

(I), L48 (I), HI (I), PR (I), CAN (W), SPM (W)

XASP2
Bathurst burr
Xanthium spinosum

L48 (I), CAN (I)

CHTE2
beanpodded mustard
Chorispora tenella

L48 (I), CAN (W)

CASE13
bearbind
Calystegia sepium

L48 (NI), AK (I), CAN (N), SPM (I)

CRVU2
bearded creeper
Crupina vulgaris

L48 (I)

YUGL
beargrass
Yucca glauca

L48 (N), CAN (N)

GAAP2
bedstraw
Galium aparine

(I,N), L48 (N), AK (N), CAN (NI), GL (I)

CLSE
bee spiderflower
Cleome serrulata

L48 (N), CAN (N)

ARMI2
beggar's button
Arctium minus

L48 (I), CAN (I), SPM (I)

CYDA
Bermudagrass
Cynodon dactylon

(I), L48 (I), HI (I), PR (I), VI (I), CAN (W), SPM (W)

SOTO4
bhankatiya
Solanum torvum

(I), L48 (I), HI (I), PR (I), VI (I)

ARBI2
biennial wormwood
Artemisia biennis

L48 (NI), AK (I), CAN (I)

ARTR2
big sagebrush
Artemisia tridentata

L48 (N), CAN (N)

VETH
big taper
Verbascum thapsus

L48 (I), AK (I), HI (I), CAN (I)

VEBR
bigbract verbena
Verbena bracteata

L48 (N), CAN (N)

VEBI2
bilobed speedwell
Veronica biloba

L48 (I), CAN (I)

DACA6
bird's nest
Daucus carota

(I), L48 (I), PR (I), CAN (I), SPM (I)

BRRA
bird's rape
Brassica rapa

L48 (I), AK (I), HI (I), CAN (I), GL (I)

VEPE3
birdeye speedwell
Veronica persica

L48 (I), AK (I), CAN (I), GL (I)

BRRA
birdsrape mustard
Brassica rapa

L48 (I), AK (I), HI (I), CAN (I), GL (I)

SODU
bitter nightshade
Solanum dulcamara

L48 (I), CAN (I)

APAN2
bitterroot
Apocynum androsaemifolium

L48 (N), AK (N), CAN (N)

SODU
bittersweet nightshade
Solanum dulcamara

L48 (I), CAN (I)

POCO10
black bindweed
Polygonum convolvulus

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

HYNI
black henbane
Hyoscyamus niger

L48 (I), CAN (I)

MELU
black medic
Medicago lupulina

(I), L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

BRNI
black mustard
Brassica nigra

L48 (I), HI (I), CAN (I)

SONI
black nightshade
Solanum nigrum

L48 (I), AK (I), HI (I), VI (I), CAN (I)

ALMY
blackgrass
Alopecurus myosuroides

L48 (I), CAN (I)

PAMI2
blackseeded proso millet
Panicum miliaceum

L48 (I), HI (I), PR (I), VI (I), CAN (I)

SILAA3
SIAL12
bladder campion
Silene latifolia ssp. alba
Silene alba

L48 (I), AK (I)

SIVU
bladder campion
Silene vulgaris

L48 (I), AK (I), CAN (I), GL (I)

HITR
bladder ketmia
Hibiscus trionum

L48 (I), CAN (I)

SIMA3
blessed milkthistle
Silybum marianum

L48 (I), CAN (I)

CHANA2
EPAN2
blooming sally
Chamerion angustifolium ssp. angustifolium
Epilobium angustifolium

L48 (N), AK (N), CAN (N), GL (N)

TAOF
blowball
Taraxacum officinale

(I,N), L48 (NI), AK (NI), HI (I), PR (I), CAN (NI), GL (NI), SPM (I)

LATAP
LAPU
blue lettuce
Lactuca tatarica var. pulchella
Lactuca pulchella

L48 (N), AK (N), CAN (N)

CHTE2
blue mustard
Chorispora tenella

L48 (I), CAN (W)

SODU
blue nightshade
Solanum dulcamara

L48 (I), CAN (I)

SARE3
blue sage
Salvia reflexa

L48 (N), CAN (W)

CIIN
blue sailors
Cichorium intybus

L48 (I), CAN (I), SPM (I)

VEHA2
blue vervain
Verbena hastata

L48 (N), CAN (N)

ARPO2
bluestem pricklepoppy
Argemone polyanthemos

L48 (N)

HECI
blueweed
Helianthus ciliaris

L48 (N)

SAOF4
bouncing bet
Saponaria officinalis

L48 (I), CAN (I)

PTAQP2
bracken
Pteridium aquilinum var. pubescens

L48 (N), AK (N), CAN (N)

PTAQP2
bracken fern
Pteridium aquilinum var. pubescens

L48 (N), AK (N), CAN (N)

VEBR
bracted vervain
Verbena bracteata

L48 (N), CAN (N)

EGDE
Brazilian e
Egeria densa

L48 (I), HI (I), PR (I), CAN (W)

SEVE3
bristly foxtail
Setaria verticillata

(I), L48 (I), HI (I), CAN (I)

CRSE2
bristly hawksbeard
Crepis setosa

L48 (I)

TYLA
broadleaf cattail
Typha latifolia

L48 (N), AK (N), HI (I), CAN (N)

PLMA2
broadleaf plantain
Plantago major

(I), L48 (I), AK (I), HI (I), PR (I), VI (I), CAN (I), GL (I), SPM (I)

LELA2
broadleaved peppergrass
Lepidium latifolium

L48 (I), CAN (I)

BRSE
bromegrass
Bromus secalinus

L48 (I), AK (I), HI (I), CAN (I)

GUSA2
broom snakeweed
Gutierrezia sarothrae

L48 (N), CAN (N)

PAMI2
broomcorn millet
Panicum miliaceum

L48 (I), HI (I), PR (I), VI (I), CAN (I)

GUSA2
broomweed
Gutierrezia sarothrae

L48 (N), CAN (N)

PLLA
buckhorn plantain
Plantago lanceolata

(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I), SPM (I)

PLMA2
buckhorn plantain
Plantago major

(I), L48 (I), AK (I), HI (I), PR (I), VI (I), CAN (I), GL (I), SPM (I)

SORO
buffalobur
Solanum rostratum

L48 (N), CAN (W)

SORO
buffalobur nightshade
Solanum rostratum

L48 (N), CAN (W)

POBU
bulbous bluegrass
Poa bulbosa

L48 (I)

CIVU
bull thistle
Cirsium vulgare

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

TRTE
bullhead
Tribulus terrestris

(I), L48 (I), HI (I), CAN (W)

SEVE3
bur bristlegrass
Setaria verticillata

(I), L48 (I), HI (I), CAN (I)

CETE5
RATE
bur buttercup
Ceratocephala testiculata
Ranunculus testiculatus

L48 (I), CAN (I)

ANSY
bur chervil
Anthriscus sylvestris

L48 (I), CAN (I), GL (I)

BICE
bur marigold
Bidens cernua

L48 (N), AK (I), CAN (N)

AMGR5
bur ragweed
Ambrosia grayi

L48 (N)

CELO3
burgrass
Cenchrus longispinus

L48 (N), CAN (N)

CYXA2
IVXA
burweed marshelder
Cyclachaena xanthiifolia
Iva xanthifolia

L48 (N), CAN (I)

LIVU2
butter and eggs
Linaria vulgaris

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

ABTH
butterprint
Abutilon theophrasti

L48 (I), CAN (I)

ABTH
buttonweed
Abutilon theophrasti

L48 (I), CAN (I)

MANE
buttonweed
Malva neglecta

L48 (I), AK (I), HI (I), CAN (I)

BRCA5
California brome
Bromus carinatus

L48 (N), AK (I), CAN (N)

VECA2
California false hellebore
Veratrum californicum

L48 (N)

URDI
California nettle
Urtica dioica

(I,N), L48 (I,N), AK (NI), CAN (NI), GL (I), SPM (NI)

CIAR4
Californian thistle
Cirsium arvense

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

TRTE
caltrop
Tribulus terrestris

(I), L48 (I), HI (I), CAN (W)

ALMA12
ALCA
camelthorn
Alhagi maurorum
Alhagi camelorum

L48 (I)

ALMA12
ALPS3
camelthorn
Alhagi maurorum
Alhagi pseudalhagi

L48 (I)

HESU3
camphorweed
Heterotheca subaxillaris

L48 (N)

SOCA6
Canada goldenrod
Solidago canadensis

L48 (N), AK (N), CAN (N)

CIAR4
Canada thistle
Cirsium arvense

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

PHAR3
canary grass
Phalaris arundinacea

L48 (N), AK (I), CAN (N), SPM (I)

PHMI3
canarygrass
Phalaris minor

L48 (I), AK (I), HI (I), CAN (W)

KIEL
cancerwort
Kickxia elatine

L48 (I), CAN (I)

ERCI
candy grass
Eragrostis cilianensis

L48 (I), HI (I), CAN (I)

SIARA
BRKA
canola
Sinapis arvensis ssp. arvensis
Brassica kaber

L48 (I), AK (I), HI (I), VI (I), CAN (I), GL (I), SPM (I)

CACA19
caraway
Carum carvi

L48 (I), CAN (I), GL (I), SPM (I)

AMRE
careless weed
Amaranthus retroflexus

L48 (N), AK (I), HI (I), CAN (I), SPM (I)

AMPA
carelessweed
Amaranthus palmeri

L48 (N), CAN (I)

RICO3
castor bean
Ricinus communis

(I), L48 (I), HI (I), PR (I), VI (I)

GAAP2
catchweed bedstraw
Galium aparine

(I,N), L48 (N), AK (N), CAN (NI), GL (I)

TYLA
cattail
Typha latifolia

L48 (N), AK (N), HI (I), CAN (N)

SECE
cereal rye
Secale cereale

L48 (I), AK (I), CAN (W), GL (W)

CYRO
chaguan humatag
Cyperus rotundus

(I), L48 (I), HI (I), PR (I), VI (I)

CANU4
chardon penche
Carduus nutans

L48 (I), CAN (I)

SIARA
BRKA
charlock mustard
Sinapis arvensis ssp. arvensis
Brassica kaber

L48 (I), AK (I), HI (I), VI (I), CAN (I), GL (I), SPM (I)

BRSE
cheat
Bromus secalinus

L48 (I), AK (I), HI (I), CAN (I)

BRTE
cheatgrass
Bromus tectorum

L48 (I), AK (I), HI (I), CAN (I), GL (I)

MANE
cheeseplant
Malva neglecta

L48 (I), AK (I), HI (I), CAN (I)

MANE
cheeseweed
Malva neglecta

L48 (I), AK (I), HI (I), CAN (I)

BRSE
chess
Bromus secalinus

L48 (I), AK (I), HI (I), CAN (I)

CIIN
chicory
Cichorium intybus

L48 (I), CAN (I), SPM (I)

CYDA
chiendent pied-de-poule
Cynodon dactylon

(I), L48 (I), HI (I), PR (I), VI (I), CAN (W), SPM (W)

MASA
Chilean tarweed
Madia sativa

L48 (N), AK (N), HI (I), CAN (I)

LASE
China lettuce
Lactuca serriola

L48 (I), HI (I), CAN (I)

CHTE2
chorispora
Chorispora tenella

L48 (I), CAN (W)

COMA2
cigue maculee
Conium maculatum

L48 (I), CAN (I)

COMA2
cigue tachetee
Conium maculatum

L48 (I), CAN (I)

LEPE2
clasping pepperweed
Lepidium perfoliatum

L48 (I), AK (I), CAN (I)

GAAP2
cleavers
Galium aparine

(I,N), L48 (N), AK (N), CAN (NI), GL (I)

GAAP2
cleaverwort
Galium aparine

(I,N), L48 (N), AK (N), CAN (NI), GL (I)

POCO10
climbing buckwheat
Polygonum convolvulus

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

SCAR7
FEAR3
coarse fescue
Schedonorus arundinaceus
Festuca arundinacea

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

AMMEI2
AMIN3
coast fiddleneck
Amsinckia menziesii var. intermedia
Amsinckia intermedia

L48 (N), AK (I), HI (I?), CAN (N)

MASA
coast tarweed
Madia sativa

L48 (N), AK (N), HI (I), CAN (I)

MAOR3
coastal manroot
Marah oreganus

L48 (N), CAN (N)

AGGI
cockle
Agrostemma githago

L48 (I), AK (I), CAN (I)

XASP2
cocklebur
Xanthium spinosum

L48 (I), CAN (I)

XAST
cocklebur
Xanthium strumarium

(I), L48 (N), HI (I), PR (N), VI (N), CAN (N)

ECCR
cockspur
Echinochloa crus-galli

(I), L48 (I), HI (I), PR (I), CAN (W), SPM (W)

CYRO
cocograss
Cyperus rotundus

(I), L48 (I), HI (I), PR (I), VI (I)

CIIN
coffeeweed
Cichorium intybus

L48 (I), CAN (I), SPM (I)

SORO
Colorado bur
Solanum rostratum

L48 (N), CAN (W)

ARMI2
common burdock
Arctium minus

L48 (I), CAN (I), SPM (I)

HYRA3
common cat's-ear
Hypochaeris radicata

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

TYLA
common cattail
Typha latifolia

L48 (N), AK (N), HI (I), CAN (N)

STME2
common chickweed
Stellaria media

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

XAST
common cocklebur
Xanthium strumarium

(I), L48 (N), HI (I), PR (N), VI (N), CAN (N)

AGGI
common corncockle
Agrostemma githago

L48 (I), AK (I), CAN (I)

HEMA80
HELA4
common cowparsnip
Heracleum maximum
Heracleum lanatum

L48 (N), AK (N), CAN (N), SPM (N)

CRVU2
common crupina
Crupina vulgaris

L48 (I)

TAOF
common dandelion
Taraxacum officinale

(I,N), L48 (NI), AK (NI), HI (I), PR (I), CAN (NI), GL (NI), SPM (I)

APCA
common dogbane
Apocynum cannabinum

L48 (N), CAN (N)

AMMEI2
AMIN3
common fiddleneck
Amsinckia menziesii var. intermedia
Amsinckia intermedia

L48 (N), AK (I), HI (I?), CAN (N)

SOCA6
common goldenrod
Solidago canadensis

L48 (N), AK (N), CAN (N)

SEVU
common groundsel
Senecio vulgaris

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

SCDU2
common hardgrass
Sclerochloa dura

L48 (I), CAN (N)

MANE
common mallow
Malva neglecta

L48 (I), AK (I), HI (I), CAN (I)

IPPU2
common morningglory
Ipomoea purpurea

L48 (I), HI (I), PR (I), CAN (I)

VETH
common mullein
Verbascum thapsus

L48 (I), AK (I), HI (I), CAN (I)

LACO3
common nipplewort
Lapsana communis

L48 (I), AK (I), HI (I), CAN (I), GL (I)

PLMA2
common plantain
Plantago major

(I), L48 (I), AK (I), HI (I), PR (I), VI (I), CAN (I), GL (I), SPM (I)

POOL
common purslane
Portulaca oleracea

(NI), L48 (I,N), HI (I), PR (I), VI (I), CAN (NI)

AMAR2
common ragweed
Ambrosia artemisiifolia

L48 (I,N), HI (I), CAN (N)

SECE
common rye
Secale cereale

L48 (I), AK (I), CAN (W), GL (W)

ARCA12
common sagewort
Artemisia campestris

L48 (N), AK (N), CAN (N), GL (N)

HYPE
common St. John's wort
Hypericum perforatum

L48 (I), HI (I), CAN (I), SPM (I)

HEAN3
common sunflower
Helianthus annuus

L48 (N), AK (I), HI (I), PR (I), CAN (I), SPM (I)

TAVU
common tansy
Tanacetum vulgare

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

DIFU2
common teasel
Dipsacus fullonum

L48 (I), CAN (I)

CIVU
common thistle
Cirsium vulgare

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

HOLA
common velvetgrass
Holcus lanatus

L48 (I), AK (I), HI (I), PR (I), CAN (I)

CAPY2
compact-headed thistle
Carduus pycnocephalus

L48 (I), HI (I)

SICO4
cone catchfly
Silene conoidea

L48 (I), CAN (W)

SPCO
copper mallow
Sphaeralcea coccinea

L48 (N), CAN (N)

AGGI
corn cockle
Agrostemma githago

L48 (I), AK (I), CAN (I)

BUAR3
LIAR4
corn gromwell
Buglossoides arvensis
Lithospermum arvense

L48 (I), CAN (I)

SPAR
corn spurry
Spergula arvensis

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

POCO10
cornbind
Polygonum convolvulus

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

CECY2
cornflower
Centaurea cyanus

L48 (I), HI (I), CAN (I), GL (I)

ONAC
cotton thistle
Onopordum acanthium

L48 (I), CAN (W)

ELRE4
ELRE3
couchgrass
Elymus repens
Elytrigia repens

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

ANSY
cow parsley
Anthriscus sylvestris

L48 (I), CAN (I), GL (I)

HEMA80
HELA4
cow parsnip
Heracleum maximum
Heracleum lanatum

L48 (N), AK (N), CAN (N), SPM (N)

VAHI2
VAPY
cow soapwort
Vaccaria hispanica
Vaccaria pyramidata

L48 (I), AK (I), HI (I), CAN (I)

SIVU
cowbell
Silene vulgaris

L48 (I), AK (I), CAN (I), GL (I)

VAHI2
VAPY
cowcockle
Vaccaria hispanica
Vaccaria pyramidata

L48 (I), AK (I), HI (I), CAN (I)

VAHI2
VAPY
cowherb
Vaccaria hispanica
Vaccaria pyramidata

L48 (I), AK (I), HI (I), CAN (I)

CARA
creeping bellflower
Campanula rapunculoides

L48 (I), AK (I), CAN (I)

AGST2
creeping bentgrass
Agrostis stolonifera

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

RARE3
creeping buttercup
Ranunculus repens

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

ALPU3
creeping chaffweed
Alternanthera pungens

L48 (I), HI (I), PR (I)

COAR4
creeping jenny
Convolvulus arvensis

L48 (I), HI (I), CAN (I)

OXCO
creeping oxalis
Oxalis corniculata

(I), L48 (N), HI (I), PR (N), VI (N), CAN (I)

SOAR2
creeping sowthistle
Sonchus arvensis

L48 (I), AK (I), CAN (I), SPM (I)

CIAR4
creeping thistle
Cirsium arvense

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

OXCO
creeping woods
Oxalis corniculata

(I), L48 (N), HI (I), PR (N), VI (N), CAN (I)

LATR2
creosotebush
Larrea tridentata

L48 (N)

CHTE2
crossflower
Chorispora tenella

L48 (I), CAN (W)

ELIN3
crowsfoot grass
Eleusine indica

(I), L48 (I), HI (I), PR (I), VI (I), CAN (I)

RASA2
cultivated radish
Raphanus sativus

(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I)

POLA4
curltop ladysthumb
Polygonum lapathifolium

L48 (N), AK (I), CAN (I), GL (I), SPM (I)

RUCR
curly dock
Rumex crispus

L48 (I), AK (I), HI (I), PR (I), CAN (I), SPM (I)

GRSQ
curlycup gumweed
Grindelia squarrosa

L48 (N), CAN (N)

GRSQ
curlytop gumweed
Grindelia squarrosa

L48 (N), CAN (N)

POLA4
curlytop knotweed
Polygonum lapathifolium

L48 (N), AK (I), CAN (I), GL (I), SPM (I)

CETE5
RATE
curveseed butterwort
Ceratocephala testiculata
Ranunculus testiculatus

L48 (I), CAN (I)

SOTR
cutleaf nightshade
Solanum triflorum

L48 (N), CAN (I)

PADI3
dallis grass
Paspalum dilatatum

(I), L48 (I), HI (I), PR (I)

LIDAD
LIGED
Dalmatian toadflax
Linaria dalmatica ssp. dalmatica
Linaria genistifolia ssp. dalmatica

L48 (I), CAN (I)

TAOF
dandelion
Taraxacum officinale

(I,N), L48 (NI), AK (NI), HI (I), PR (I), CAN (NI), GL (NI), SPM (I)

COMA2
deadly hemlock
Conium maculatum

L48 (I), CAN (I)

SONI
deadly nightshade
Solanum nigrum

L48 (I), AK (I), HI (I), VI (I), CAN (I)

ZIVE
death camas
Zigadenus venenosus

L48 (N), CAN (N)

CACI2
desert rockpurslane
Calandrinia ciliata

L48 (N), CAN (N)

DISP
desert saltgrass
Distichlis spicata

L48 (N), HI (I), CAN (N)

DAIN2
DAIN5
desert thornapple
Datura inoxia
Datura innoxia

(I), L48 (I), HI (I), PR (I), VI (I), CAN (W)

SOTO4
devil's fig
Solanum torvum

(I), L48 (I), HI (I), PR (I), VI (I)

SPAR
devil's gut
Spergula arvensis

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

CASE13
devil's guts
Calystegia sepium

L48 (NI), AK (I), CAN (N), SPM (I)

POER2
devil's shoestring
Polygonum erectum

L48 (N), CAN (N)

CYDA
devilgrass
Cynodon dactylon

(I), L48 (I), HI (I), PR (I), VI (I), CAN (W), SPM (W)

CEDI3
diffuse knapweed
Centaurea diffusa

L48 (I), CAN (I)

MADI6
MAMA11
disc mayweed
Matricaria discoidea
Matricaria matricarioides

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

CALA20
distaff thistle
Carthamus lanatus

L48 (I), CAN (I)

ANCO2
dog fennel
Anthemis cotula

L48 (I), AK (I), HI (I), CAN (I)

APCA
dogbane
Apocynum cannabinum

L48 (N), CAN (N)

MALE3
SIHE8
dollar weed
Malvella leprosa
Sida hederacea

L48 (N)

CHVI8
Douglas rabbitbrush
Chrysothamnus viscidiflorus

L48 (N), CAN (N)

CRSE11
ERSE3
doveweed
Croton setigerus
Eremocarpus setigerus

L48 (N)

BRTE
downy brome
Bromus tectorum

L48 (I), AK (I), HI (I), CAN (I), GL (I)

CIFO
Drummond's thistle
Cirsium foliosum

L48 (N), AK (N), CAN (N)

POOL
duckweed
Portulaca oleracea

(NI), L48 (I,N), HI (I), PR (I), VI (I), CAN (NI)

POCO10
dullseed cornbind
Polygonum convolvulus

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

DEOC
duncecap larkspur
Delphinium ×occidentale

L48 (N)

ISTI
Dyer's woad
Isatis tinctoria

L48 (I), CAN (W)

PTAQP2
eagle fern
Pteridium aquilinum var. pubescens

L48 (N), AK (N), CAN (N)

BRTE
early chess
Bromus tectorum

L48 (I), AK (I), HI (I), CAN (I), GL (I)

TORA2
Eastern poison ivy
Toxicodendron radicans

L48 (N), CAN (N)

CIFO
elk thistle
Cirsium foliosum

L48 (N), AK (N), CAN (N)

CYSC4
English broom
Cytisus scoparius

L48 (I), AK (I), HI (I), CAN (I)

BEPE2
English daisy
Bellis perennis

L48 (I), AK (I), HI (I), CAN (I)

PLLA
English plantain
Plantago lanceolata

(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I), SPM (I)

IPHE
entireleaf morningglory
Ipomoea hederacea

L48 (I), CAN (I)

POER2
erect knotweed
Polygonum erectum

L48 (N), CAN (N)

COAR4
European bindweed
Convolvulus arvensis

L48 (I), HI (I), CAN (I)

SODU
European bittersweet
Solanum dulcamara

L48 (I), CAN (I)

BEPE2
European daisy
Bellis perennis

L48 (I), AK (I), HI (I), CAN (I)

VIAR
European field pansy
Viola arvensis

L48 (I), CAN (W), GL (W), SPM (W)

LALA4
everlasting peavine
Lathyrus latifolius

L48 (I), HI (I), CAN (I)

TAOF
faceclock
Taraxacum officinale

(I,N), L48 (NI), AK (NI), HI (I), PR (I), CAN (NI), GL (NI), SPM (I)

PADI
fall panicum
Panicum dichotomiflorum

L48 (N), HI (I), PR (N), CAN (I)

HYRA3
false dandelion
Hypochaeris radicata

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

CAMI2
false flax
Camelina microcarpa

L48 (I), CAN (I)

CYXA2
IVXA
false ragweed
Cyclachaena xanthiifolia
Iva xanthifolia

L48 (N), CAN (I)

THAR5
fanweed
Thlaspi arvense

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

SOTO4
fausse aubergine
Solanum torvum

(I), L48 (I), HI (I), PR (I), VI (I)

SODU
fellenwort
Solanum dulcamara

L48 (I), CAN (I)

AMMEI2
AMIN3
fiddleneck
Amsinckia menziesii var. intermedia
Amsinckia intermedia

L48 (N), AK (I), HI (I?), CAN (N)

COAR4
field bindweed
Convolvulus arvensis

L48 (I), HI (I), CAN (I)

CUPEP2
CUCA2
field dodder
Cuscuta pentagona var. pentagona
Cuscuta campestris

(I), L48 (N), HI (I), PR (N), CAN (N)

EQAR
field horsetail
Equisetum arvense

L48 (N), AK (N?), CAN (N), GL (N), SPM (N)

BRRA
field mustard
Brassica rapa

L48 (I), AK (I), HI (I), CAN (I), GL (I)

THAR5
field pennycress
Thlaspi arvense

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

ARCA12
field sagewort
Artemisia campestris

L48 (N), AK (N), CAN (N), GL (N)

CELO3
field sandbur
Cenchrus longispinus

L48 (N), CAN (N)

RUAC3
field sorrel
Rumex acetosella

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

SOAR2
field sowthistle
Sonchus arvensis

L48 (I), AK (I), CAN (I), SPM (I)

CIAR4
field thistle
Cirsium arvense

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

VIAR
field violet
Viola arvensis

L48 (I), CAN (W), GL (W), SPM (W)

ERCI6
filaree
Erodium cicutarium

L48 (I), AK (I), HI (I), CAN (I), GL (I)

BASC5
KOSC
fireweed
Bassia scoparia
Kochia scoparia

L48 (I), CAN (I)

CHANA2
EPAN2
fireweed
Chamerion angustifolium ssp. angustifolium
Epilobium angustifolium

L48 (N), AK (N), CAN (N), GL (N)

VETH
flannel plant
Verbascum thapsus

L48 (I), AK (I), HI (I), CAN (I)

AMAC2
flatspine burr ragweed
Ambrosia acanthicarpa

L48 (N), CAN (N)

LAOC3
flatspine stickseed
Lappula occidentalis

L48 (N), AK (N), CAN (N)

AVFA
flaxgrass
Avena fatua

L48 (I), AK (I), HI (I), CAN (I)

COBO
flaxleaved fleabane
Conyza bonariensis

(I), L48 (I)

LIVU2
flaxweed
Linaria vulgaris

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

POCU6
fleeceflower
Polygonum cuspidatum

L48 (I), AK (I), CAN (I), SPM (I)

DESO2
flixweed
Descurainia sophia

L48 (I), AK (I), HI (I), CAN (I), GL (I)

HITR
flower-of-an-hour
Hibiscus trionum

L48 (I), CAN (I)

KIEL
fluvellin
Kickxia elatine

L48 (I), CAN (I)

APAN2
flytrap dogbane
Apocynum androsaemifolium

L48 (N), AK (N), CAN (N)

HOJU
foxtail barley
Hordeum jubatum

L48 (N), AK (N), CAN (N), SPM (N)

THAR5
Frenchweed
Thlaspi arvense

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

CACI2
fringed redmaids
Calandrinia ciliata

L48 (N), CAN (N)

ARFR4
fringed sagebrush
Artemisia frigida

L48 (N), AK (N), CAN (N)

ARFR4
fringed sagewort
Artemisia frigida

L48 (N), AK (N), CAN (N)

HYRA3
frogbit
Hypochaeris radicata

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

DIFU2
Fuller's teasel
Dipsacus fullonum

L48 (I), CAN (I)

ULEU
furze
Ulex europaeus

L48 (I), HI (I), CAN (I)

CECY2
garden cornflower
Centaurea cyanus

L48 (I), HI (I), CAN (I), GL (I)

SONI
garden nightshade
Solanum nigrum

L48 (I), AK (I), HI (I), VI (I), CAN (I)

TAVU
garden tansy
Tanacetum vulgare

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

DEGE2
Geyer larkspur
Delphinium geyeri

L48 (N)

CYXA2
IVXA
giant marshelder
Cyclachaena xanthiifolia
Iva xanthifolia

L48 (N), CAN (I)

AMTR
giant ragweed
Ambrosia trifida

L48 (N), CAN (N)

CADR
globed-podded hoarycress
Cardaria draba

L48 (I), CAN (I)

TRDU
goat's beard
Tragopogon dubius

L48 (I), AK (I), CAN (I)

GAOF
goat's rue
Galega officinalis

L48 (I), CAN (I)

TRTE
goathead
Tribulus terrestris

(I), L48 (I), HI (I), CAN (W)

HESU3
golden aster
Heterotheca subaxillaris

L48 (N)

THRH
goldenpea
Thermopsis rhombifolia

L48 (N), CAN (N)

ELIN3
goosegrass
Eleusine indica

(I), L48 (I), HI (I), PR (I), VI (I), CAN (I)

ULEU
gorse
Ulex europaeus

L48 (I), HI (I), CAN (I)

HYRA3
gosmore
Hypochaeris radicata

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

CYDA
grama-seda
Cynodon dactylon

(I), L48 (I), HI (I), PR (I), VI (I), CAN (W), SPM (W)

CASA3
grass
Cannabis sativa

L48 (I), HI (I), PR (I), CAN (I)

TECA2
gray horsebrush
Tetradymia canescens

L48 (N), CAN (N)

ERNAN5
CHNA2
gray rabbitbrush
Ericameria nauseosa ssp. nauseosa var. nauseosa
Chrysothamnus nauseosus

L48 (N)

CIUN
gray thistle
Cirsium undulatum

L48 (N), CAN (N)

SAVE4
greasewood
Sarcobatus vermiculatus

L48 (N), CAN (N)

YUGL
Great Plains yucca
Yucca glauca

L48 (N), CAN (N)

AMTR
great ragweed
Ambrosia trifida

L48 (N), CAN (N)

CHVI8
green rabbitbrush
Chrysothamnus viscidiflorus

L48 (N), CAN (N)

GRSQ
gumweed
Grindelia squarrosa

L48 (N), CAN (N)

HYRA3
hairy cat's ear
Hypochaeris radicata

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

DISA
hairy crabgrass
Digitaria sanguinalis

(I), L48 (I), PR (I), CAN (I)

COBO
hairy fleabane
Conyza bonariensis

(I), L48 (I)

SOPH
SOSA8
hairy nightshade
Solanum physalifolium
Solanum sarrachoides

L48 (I), AK (I), CAN (I)

VIVI
hairy vetch
Vicia villosa

L48 (I), AK (I), HI (I), CAN (I)

HAGL
halogeton
Halogeton glomeratus

L48 (I)

SCDU2
hardgrass
Sclerochloa dura

L48 (I), CAN (N)

ACRE3
CERE6
hardheads
Acroptilon repens
Centaurea repens

L48 (I), CAN (I)

HOMUL
HOLE
hare barley
Hordeum murinum ssp. leporinum
Hordeum leporinum

L48 (I), HI (I), CAN (I)

PEHA
harmal shrub
Peganum harmala

L48 (I)

CASA3
hashish
Cannabis sativa

L48 (I), HI (I), PR (I), CAN (I)

CASE13
hedge bindweed
Calystegia sepium

L48 (NI), AK (I), CAN (N), SPM (I)

CASE13
hedgebell
Calystegia sepium

L48 (NI), AK (I), CAN (N), SPM (I)

CASA3
hemp
Cannabis sativa

L48 (I), HI (I), PR (I), CAN (I)

APCA
hemp dogbane
Apocynum cannabinum

L48 (N), CAN (N)

LAAM
henbit
Lamium amplexicaule

L48 (I), HI (I), CAN (I), GL (I), SPM (W)

ONAC
heraldic thistle
Onopordum acanthium

L48 (I), CAN (W)

SOHA
herbe de Cuba
Sorghum halepense

(I), L48 (I), HI (I), PR (I), CAN (I)

PADI3
herbe de miel
Paspalum dilatatum

(I), L48 (I), HI (I), PR (I)

PADI3
herbe sirop
Paspalum dilatatum

(I), L48 (I), HI (I), PR (I)

PADI3
hiku nua
Paspalum dilatatum

(I), L48 (I), HI (I), PR (I)

CADR
hoary cress
Cardaria draba

L48 (I), CAN (I)

MACA2
hoary tansyaster
Machaeranthera canescens

L48 (N), CAN (N)

SOPH
SOSA8
hoe nightshade
Solanum physalifolium
Solanum sarrachoides

L48 (I), AK (I), CAN (I)

HOGL2
hog potato
Hoffmannseggia glauca

L48 (N)

PRGL2
honey mesquite
Prosopis glandulosa

L48 (N), HI (I), VI (I)

SEVE3
hooked bristlegrass
Setaria verticillata

(I), L48 (I), HI (I), CAN (I)

MELU
hop clover
Medicago lupulina

(I), L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

MELU
hop medic
Medicago lupulina

(I), L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

MAVU
horehound
Marrubium vulgare

L48 (I), AK (I), HI (I), CAN (I)

ASSU2
horsetail milkweed
Asclepias subverticillata

L48 (N)

AMTR
horseweed
Ambrosia trifida

L48 (N), CAN (N)

COCA5
horseweed
Conyza canadensis

(I), L48 (N), AK (I), HI (I), PR (N), VI (N), CAN (N), SPM (N)

CYXA2
IVXA
horseweed
Cyclachaena xanthiifolia
Iva xanthifolia

L48 (N), CAN (I)

COCA5
horseweed fleabane
Conyza canadensis

(I), L48 (N), AK (I), HI (I), PR (N), VI (N), CAN (N), SPM (N)

CYOF
houndstongue
Cynoglossum officinale

L48 (I), CAN (I)

CEIB
Iberian star thistle
Centaurea iberica

L48 (I)

ELIN3
Indian goosegrass
Eleusine indica

(I), L48 (I), HI (I), PR (I), VI (I), CAN (I)

APCA
Indian hemp
Apocynum cannabinum

L48 (N), CAN (N)

ABTH
Indian mallow
Abutilon theophrasti

L48 (I), CAN (I)

DISP
inland saltgrass
Distichlis spicata

L48 (N), HI (I), CAN (N)

PEHA
isband
Peganum harmala

L48 (I)

LOPEM2
LOMU
Italian ryegrass
Lolium perenne ssp. multiflorum
Lolium multiflorum

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

CAPY2
Italian thistle
Carduus pycnocephalus

L48 (I), HI (I)

IVAX
Iva poverty weed
Iva axillaris

L48 (N), CAN (N)

COGR9
ivy gourd
Coccinia grandis

(I), L48 (I), HI (I), VI (I)

IPHE
ivyleaf morningglory
Ipomoea hederacea

L48 (I), CAN (I)

LIVU2
Jacob's ladder
Linaria vulgaris

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

DAST
Jamestown weed
Datura stramonium

L48 (I), HI (I), PR (I), VI (I), CAN (I)

POCU6
Japanese bamboo
Polygonum cuspidatum

L48 (I), AK (I), CAN (I), SPM (I)

BRAR5
BRJA
Japanese bromegrass
Bromus arvensis
Bromus japonicus

L48 (I), CAN (I)

BRAR5
BRJA
Japanese chess
Bromus arvensis
Bromus japonicus

L48 (I), CAN (I)

POCU6
Japanese knotweed
Polygonum cuspidatum

L48 (I), AK (I), CAN (I), SPM (I)

ECCR
Japanese millet
Echinochloa crus-galli

(I), L48 (I), HI (I), PR (I), CAN (W), SPM (W)

SIAL2
Jim Hill mustard
Sisymbrium altissimum

L48 (I), AK (I), HI (I), CAN (I)

DAST
jimsonweed
Datura stramonium

L48 (I), HI (I), PR (I), VI (I), CAN (I)

SOHA
Johnsongrass
Sorghum halepense

(I), L48 (I), HI (I), PR (I), CAN (I)

AECY
jointed goatgrass
Aegilops cylindrica

L48 (I)

AECY
jointgrass
Aegilops cylindrica

L48 (I)

ASLA
Jones milkweed
Asclepias labriformis

L48 (N)

ECCO2
junglerice
Echinochloa colona

(I), L48 (I), HI (I), PR (I), VI (I)

SIARA
BRKA
kaber mustard
Sinapis arvensis ssp. arvensis
Brassica kaber

L48 (I), AK (I), HI (I), VI (I), CAN (I), GL (I), SPM (I)

SORO
Kansas thistle
Solanum rostratum

L48 (N), CAN (W)

SOTO4
kausoni
Solanum torvum

(I), L48 (I), HI (I), PR (I), VI (I)

ANSY
keck
Anthriscus sylvestris

L48 (I), CAN (I), GL (I)

ALPU3
khakiweed
Alternanthera pungens

L48 (I), HI (I), PR (I)

PECL2
Kikuyu grass
Pennisetum clandestinum

L48 (I), HI (I), PR (I), VI (I)

CYRO
kili'o'opu
Cyperus rotundus

(I), L48 (I), HI (I), PR (I), VI (I)

HYPE
Klamathweed
Hypericum perforatum

L48 (I), HI (I), CAN (I), SPM (I)

BASC5
KOSC
kochia
Bassia scoparia
Kochia scoparia

L48 (I), CAN (I)

ASLA
labriform milkweed
Asclepias labriformis

L48 (N)

POPE3
lady's thumb
Polygonum persicaria

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

POPE3
ladysthumb smartweed
Polygonum persicaria

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

AMGR5
lagoonweed
Ambrosia grayi

L48 (N)

RICO3
lama palagi
Ricinus communis

(I), L48 (I), HI (I), PR (I), VI (I)

SARE3
lambsleaf sage
Salvia reflexa

L48 (N), CAN (W)

PHVI5
lanceleaf groundcherry
Physalis virginiana

L48 (N), CAN (N)

PLLA
lanceleaf plantain
Plantago lanceolata

(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I), SPM (I)

SARE3
lanceleaf sage
Salvia reflexa

L48 (N), CAN (W)

DISA
large crabgrass
Digitaria sanguinalis

(I), L48 (I), PR (I), CAN (I)

BEPE2
lawn daisy
Bellis perennis

L48 (I), AK (I), HI (I), CAN (I)

EUES
leafy spurge
Euphorbia esula

L48 (I), CAN (I)

CIFO
leafy thistle
Cirsium foliosum

L48 (N), AK (N), CAN (N)

HOMUL
HOLE
leporinum barley
Hordeum murinum ssp. leporinum
Hordeum leporinum

L48 (I), HI (I), CAN (I)

ARMI2
lesser burdock
Arctium minus

L48 (I), CAN (I), SPM (I)

IVAX
lesser marshelder
Iva axillaris

L48 (N), CAN (N)

MIOR
ANOR2
lesser snapdragon
Misopates orontium
Antirrhinum orontium

L48 (I), AK (I), HI (I), CAN (I)

GLLE3
licorice
Glycyrrhiza lepidota

L48 (N), CAN (N)

MIOR
ANOR2
linearleaf snapdragon
Misopates orontium
Antirrhinum orontium

L48 (I), AK (I), HI (I), CAN (I)

CETE5
RATE
little bur
Ceratocephala testiculata
Ranunculus testiculatus

L48 (I), CAN (I)

CAMI2
littlepod false flax
Camelina microcarpa

L48 (I), CAN (I)

PHMI3
littleseed canarygrass
Phalaris minor

L48 (I), AK (I), HI (I), CAN (W)

CAMI2
littleseed falseflax
Camelina microcarpa

L48 (I), CAN (I)

OXSE
locoweed
Oxytropis sericea

L48 (N)

SIIR
London rocket
Sisymbrium irio

L48 (I), HI (I)

CELO3
longspine sandbur
Cenchrus longispinus

L48 (N), CAN (N)

ERCI
lovegrass
Eragrostis cilianensis

L48 (I), HI (I), CAN (I)

DENU2
low larkspur
Delphinium nuttallianum

L48 (N), CAN (N)

AMAR2
low ragweed
Ambrosia artemisiifolia

L48 (I,N), HI (I), CAN (N)

GNPA
lowland cudweed
Gnaphalium palustre

L48 (N), CAN (N)

DAST
mad apple
Datura stramonium

L48 (I), HI (I), PR (I), VI (I), CAN (I)

SIVU
maiden's tears
Silene vulgaris

L48 (I), AK (I), CAN (I), GL (I)

CYDA
manienie
Cynodon dactylon

(I), L48 (I), HI (I), PR (I), VI (I), CAN (W), SPM (W)

ELIN3
manienie ali'I
Eleusine indica

(I), L48 (I), HI (I), PR (I), VI (I), CAN (I)

COCA5
mares tail
Conyza canadensis

(I), L48 (N), AK (I), HI (I), PR (N), VI (N), CAN (N), SPM (N)

CASA3
marijuana
Cannabis sativa

L48 (I), HI (I), PR (I), CAN (I)

SOARU
marsh sowthistle
Sonchus arvensis ssp. uliginosus

L48 (I), AK (I), CAN (I)

DISP
marsh spikegrass
Distichlis spicata

L48 (N), HI (I), CAN (N)

CYXA2
IVXA
marshelder
Cyclachaena xanthiifolia
Iva xanthifolia

L48 (N), CAN (I)

CASA3
Mary Jane
Cannabis sativa

L48 (I), HI (I), PR (I), CAN (I)

RICO3
maskerekur
Ricinus communis

(I), L48 (I), HI (I), PR (I), VI (I)

AMBL
mat amaranth
Amaranthus blitoides

L48 (I), AK (I), CAN (I)

CELO3
mat sandbur
Cenchrus longispinus

L48 (N), CAN (N)

ANCO2
mayweed
Anthemis cotula

L48 (I), AK (I), HI (I), CAN (I)

ANCO2
mayweed chamomile
Anthemis cotula

L48 (I), AK (I), HI (I), CAN (I)

RAAC3
meadow buttercup
Ranunculus acris

L48 (NI), AK (I), CAN (I), GL (N?), SPM (I)

ZIVE
meadow deathcamas
Zigadenus venenosus

L48 (N), CAN (N)

CENI3
CEPR2
meadow knapweed
Centaurea nigrescens
Centaurea pratensis

L48 (I), CAN (I)

CIFO
meadow thistle
Cirsium foliosum

L48 (N), AK (N), CAN (N)

SAAE
Mediterranean sage
Salvia aethiopis

L48 (I)

TACA8
medusahead
Taeniatherum caput-medusae

L48 (I)

TACA8
medusahead rye
Taeniatherum caput-medusae

L48 (I)

BASC5
KOSC
Mexican burningbush
Bassia scoparia
Kochia scoparia

L48 (I), CAN (I)

BASC5
KOSC
Mexican fireweed
Bassia scoparia
Kochia scoparia

L48 (I), CAN (I)

IPCO3
Mexican morningglory
Ipomoea coccinea

L48 (I)

IPHE
Mexican morningglory
Ipomoea hederacea

L48 (I), CAN (I)

TRTE
Mexican sandbur
Tribulus terrestris

(I), L48 (I), HI (I), CAN (W)

LEFUU
LEUN2
Mexican sprangletop
Leptochloa fusca ssp. uninervia
Leptochloa uninervia

L48 (N), HI (I), PR (N)

SORO
Mexican thistle
Solanum rostratum

L48 (N), CAN (W)

ASFA
Mexican whorled milkweed
Asclepias fascicularis

L48 (N)

BRTE
military grass
Bromus tectorum

L48 (I), AK (I), HI (I), CAN (I), GL (I)

SIMA3
milk thistle
Silybum marianum

L48 (I), CAN (I)

CLPEP
MOPE3
miner's lettuce
Claytonia perfoliata ssp. perfoliata
Montia perfoliata

L48 (N), AK (I?), CAN (N)

BASC5
KOSC
mock cypress
Bassia scoparia
Kochia scoparia

L48 (I), CAN (I)

SOARU
moist sowthistle
Sonchus arvensis ssp. uliginosus

L48 (I), AK (I), CAN (I)

DAST
moonflower
Datura stramonium

L48 (I), HI (I), PR (I), VI (I), CAN (I)

COAR4
morningglory
Convolvulus arvensis

L48 (I), HI (I), CAN (I)

VEBL
moth mullein
Verbascum blattaria

L48 (I), HI (I), CAN (I)

CYDA
motie molulu
Cynodon dactylon

(I), L48 (I), HI (I), PR (I), VI (I), CAN (W), SPM (W)

BRCA5
mountain brome
Bromus carinatus

L48 (N), AK (I), CAN (N)

IVAX
mouseear pvertyweed
Iva axillaris

L48 (N), CAN (N)

CANU4
musk thistle
Carduus nutans

L48 (I), CAN (I)

RUCR
narrowleaf dock
Rumex crispus

L48 (I), AK (I), HI (I), PR (I), CAN (I), SPM (I)

ASFA
narrowleaf milkweed
Asclepias fascicularis

L48 (N)

PLLA
narrowleaf plantain
Plantago lanceolata

(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I), SPM (I)

VEPE2
neckweed
Veronica peregrina

L48 (N), AK (I), HI (I), PR (N), CAN (N)

CHBE4
netseed lambsquarters
Chenopodium berlandieri

(I,N), L48 (N), AK (N), CAN (NI)

CHMU2
nettleleaf goosefoot
Chenopodium murale

L48 (I), HI (I), PR (I), VI (I), CAN (I)

LACO3
nipplewort
Lapsana communis

L48 (I), AK (I), HI (I), CAN (I), GL (I)

BICE
nodding beggarticks
Bidens cernua

L48 (N), AK (I), CAN (N)

BICE
nodding bur marigold
Bidens cernua

L48 (N), AK (I), CAN (N)

CANU4
nodding plumeless thistle
Carduus nutans

L48 (I), CAN (I)

CANU4
nodding thistle
Carduus nutans

L48 (I), CAN (I)

MELU
nonesuch
Medicago lupulina

(I), L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

VEDU
North Africa grass
Ventenata dubia

L48 (I), CAN (I)

CYRO
nutgrass
Cyperus rotundus

(I), L48 (I), HI (I), PR (I), VI (I)

HENU
Nuttall sunflower
Helianthus nuttallii

L48 (N), CAN (N)

DENU2
Nuttall's larkspur
Delphinium nuttallianum

L48 (N), CAN (N)

AVFA
oatgrass
Avena fatua

L48 (I), AK (I), HI (I), CAN (I)

CASE13
old man's night cap
Calystegia sepium

L48 (NI), AK (I), CAN (N), SPM (I)

ELAN
oleaster
Elaeagnus angustifolia

L48 (I), CAN (I)

HIAU
orange hawkweed
Hieracium aurantiacum

L48 (I), AK (I), CAN (I), SPM (I)

OXCO
oxalis
Oxalis corniculata

(I), L48 (N), HI (I), PR (N), VI (N), CAN (I)

LEVU
CHLE80
oxeye daisy
Leucanthemum vulgare
Chrysanthemum leucanthemum

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

PEHA
ozallaik
Peganum harmala

L48 (I)

CYRO
pakopako
Cyperus rotundus

(I), L48 (I), HI (I), PR (I), VI (I)

ALAL3
pale madwort
Alyssum alyssoides

L48 (I), CAN (I)

POLA4
pale smartweed
Polygonum lapathifolium

L48 (N), AK (I), CAN (I), GL (I), SPM (I)

AMPA
Palmer amaranth
Amaranthus palmeri

L48 (N), CAN (I)

PADI3
palpalum dilate
Paspalum dilatatum

(I), L48 (I), HI (I), PR (I)

PAMI2
panic millet
Panicum miliaceum

L48 (I), HI (I), PR (I), VI (I), CAN (I)

PACA6
panicgrass
Panicum capillare

L48 (N), VI (N), CAN (N)

SEPUP2
SEGL2
pearl millet
Setaria pumila ssp. pumila
Setaria glauca

L48 (I), HI (I), CAN (I), SPM (W)

THAR5
pennycress
Thlaspi arvense

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

CADR
peppergrass
Cardaria draba

L48 (I), CAN (I)

COAR4
perennial morningglory
Convolvulus arvensis

L48 (I), HI (I), CAN (I)

LALA4
perennial pea
Lathyrus latifolius

L48 (I), HI (I), CAN (I)

LALA4
perennial peavine
Lathyrus latifolius

L48 (I), HI (I), CAN (I)

LELA2
perennial pepperweed
Lepidium latifolium

L48 (I), CAN (I)

GUSA2
perennial snakeweed
Gutierrezia sarothrae

L48 (N), CAN (N)

SOAR2
perennial sowthistle
Sonchus arvensis

L48 (I), AK (I), CAN (I), SPM (I)

SOAS
perennial sowthistle
Sonchus asper

L48 (I), AK (I), HI (I), PR (I), CAN (I), SPM (I)

VEPE3
Persian speedwell
Veronica persica

L48 (I), AK (I), CAN (I), GL (I)

SPAR
pickpurse
Spergula arvensis

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

SEPUP2
SEGL2
pigeongrass
Setaria pumila ssp. pumila
Setaria glauca

L48 (I), HI (I), CAN (I), SPM (W)

HOGL2
pignut
Hoffmannseggia glauca

L48 (N)

MADI6
MAMA11
pineappleweed
Matricaria discoidea
Matricaria matricarioides

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

DESO2
pinnate tansymustard
Descurainia sophia

L48 (I), AK (I), HI (I), CAN (I), GL (I)

CHBE4
pitseed goosefoot
Chenopodium berlandieri

(I,N), L48 (N), AK (N), CAN (NI)

OPPO
plains pricklypear
Opuntia polyacantha

L48 (N), CAN (N)

CICA11
Platte thistle
Cirsium canescens

L48 (N)

CAAC
plumeless thistle
Carduus acanthoides

L48 (I), CAN (I)

CANU4
plumeless thistle
Carduus nutans

L48 (I), CAN (I)

COMA2
poison hemlock
Conium maculatum

L48 (I), CAN (I)

TORA2
poison ivy
Toxicodendron radicans

L48 (N), CAN (N)

ASSU2
poison milkweed
Asclepias subverticillata

L48 (N)

COMA2
poison parsley
Conium maculatum

L48 (I), CAN (I)

CASA3
pot
Cannabis sativa

L48 (I), HI (I), PR (I), CAN (I)

IVAX
poverty sumpweed
Iva axillaris

L48 (N), CAN (N)

IVAX
poverty weed
Iva axillaris

L48 (N), CAN (N)

ALTE
prairie onion
Allium textile

L48 (N), CAN (N)

ARFR4
prairie sagewort
Artemisia frigida

L48 (N), AK (N), CAN (N)

THRH
prairie thermopsis
Thermopsis rhombifolia

L48 (N), CAN (N)

CICA11
prairie thistle
Cirsium canescens

L48 (N)

LASE
prickly lettuce
Lactuca serriola

L48 (I), HI (I), CAN (I)

SATR12
SAIB
prickly Russian thistle
Salsola tragus
Salsola iberica

L48 (I), HI (I), CAN (I)

SOTO4
prickly solanum
Solanum torvum

(I), L48 (I), HI (I), PR (I), VI (I)

SOAS
prickly sowthistle
Sonchus asper

L48 (I), AK (I), HI (I), PR (I), CAN (I), SPM (I)

PAMI2
proso
Panicum miliaceum

L48 (I), HI (I), PR (I), VI (I), CAN (I)

POAV
prostrate knotweed
Polygonum aviculare

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

AMBL
prostrate pigweed
Amaranthus blitoides

L48 (I), AK (I), CAN (I)

VEBR
prostrate vervain
Verbena bracteata

L48 (N), CAN (N)

SOOL
pualele
Sonchus oleraceus

(I), L48 (I), AK (I), HI (I), PR (I), VI (I), CAN (I), GL (I), SPM (I)

BUAR3
LIAR4
puccoon
Buglossoides arvensis
Lithospermum arvense

L48 (I), CAN (I)

TRTE
puncturevine
Tribulus terrestris

(I), L48 (I), HI (I), CAN (W)

MACA2
purple aster
Machaeranthera canescens

L48 (N), CAN (N)

AGGI
purple cockle
Agrostemma githago

L48 (I), AK (I), CAN (I)

DISA
purple crabgrass
Digitaria sanguinalis

(I), L48 (I), PR (I), CAN (I)

LAPU2
purple deadnettle
Lamium purpureum

(I,W), L48 (I), AK (I), CAN (I), GL (I), SPM (I)

DIPU
purple foxglove
Digitalis purpurea

L48 (I), AK (I), CAN (I), SPM (I)

LYSA2
purple loosestrife
Lythrum salicaria

L48 (I), CAN (I), SPM (I)

LYSA2
purple lythrum
Lythrum salicaria

L48 (I), CAN (I), SPM (I)

CHTE2
purple mustard
Chorispora tenella

L48 (I), CAN (W)

CYRO
purple nutsedge
Cyperus rotundus

(I), L48 (I), HI (I), PR (I), VI (I)

VEPE2
purslane speedwell
Veronica peregrina

L48 (N), AK (I), HI (I), PR (N), CAN (N)

POOL
pursley
Portulaca oleracea

(NI), L48 (I,N), HI (I), PR (I), VI (I), CAN (NI)

POOL
pusley
Portulaca oleracea

(NI), L48 (I,N), HI (I), PR (I), VI (I), CAN (NI)

ELRE4
ELRE3
quackgrass
Elymus repens
Elytrigia repens

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

DACA6
Queen Anne's lace
Daucus carota

(I), L48 (I), PR (I), CAN (I), SPM (I)

ELRE4
ELRE3
quickgrass
Elymus repens
Elytrigia repens

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

ELRE4
ELRE3
quitch
Elymus repens
Elytrigia repens

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

POMO5
rabbitfoot polypogon
Polypogon monspeliensis

(I), L48 (I), AK (I), HI (I), CAN (I)

POMO5
rabbitfootgrass
Polypogon monspeliensis

(I), L48 (I), AK (I), HI (I), CAN (I)

RASA2
radish
Raphanus sativus

(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I)

SEJA
ragwort
Senecio jacobaea

L48 (I), CAN (I), SPM (I)

SEVU
ragwort
Senecio vulgaris

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

LYSA2
rainbow weed
Lythrum salicaria

L48 (I), CAN (I), SPM (I)

LIVU2
ramsted
Linaria vulgaris

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

SIARA
BRKA
rapeseed
Sinapis arvensis ssp. arvensis
Brassica kaber

L48 (I), AK (I), HI (I), VI (I), CAN (I), GL (I), SPM (I)

CARA
rapion bellflower
Campanula rapunculoides

L48 (I), AK (I), CAN (I)

VUMY
rat-tailed fescue
Vulpia myuros

(I), L48 (I), AK (I), HI (I), CAN (I)

SIVU
rattleweed
Silene vulgaris

L48 (I), AK (I), CAN (I), GL (I)

LAPU2
red deadnettle
Lamium purpureum

(I,W), L48 (I), AK (I), CAN (I), GL (I), SPM (I)

SPCO
red falsemallow
Sphaeralcea coccinea

L48 (N), CAN (N)

IPCO3
red morningglory
Ipomoea coccinea

L48 (I)

RUAC3
red sorrel
Rumex acetosella

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

CACI2
redmaids
Calandrinia ciliata

L48 (N), CAN (N)

AMRE
redroot pigweed
Amaranthus retroflexus

L48 (N), AK (I), HI (I), CAN (I), SPM (I)

IPCO3
redstar
Ipomoea coccinea

L48 (I)

ERCI6
redstem filaree
Erodium cicutarium

L48 (I), AK (I), HI (I), CAN (I), GL (I)

AGST2
redtop
Agrostis stolonifera

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

AGST2
redtop bent
Agrostis stolonifera

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

PHAR3
reed canarygrass
Phalaris arundinacea

L48 (N), AK (I), CAN (N), SPM (I)

SCAR7
FEAR3
reed fescue
Schedonorus arundinaceus
Festuca arundinacea

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

BRCA6
rescue brome
Bromus catharticus

(I), L48 (I), HI (I), CAN (I)

BRCA6
rescue grass
Bromus catharticus

(I), L48 (I), HI (I), CAN (I)

PLLA
ribgrass
Plantago lanceolata

(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I), SPM (I)

CHGL13
EUGL3
ribseed sandmat
Chamaesyce glyptosperma
Euphorbia glyptosperma

L48 (N), CAN (N)

PLLA
ribwort
Plantago lanceolata

(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I), SPM (I)

SERI2
Riddell groundsel
Senecio riddellii

L48 (N)

SERI2
Riddell ragwort
Senecio riddellii

L48 (N)

CHGL13
EUGL3
ridgeseed spurge
Chamaesyce glyptosperma
Euphorbia glyptosperma

L48 (N), CAN (N)

BRDIR
BRRI8
ripgut brome
Bromus diandrus ssp. rigidus
Bromus rigidus

L48 (I), HI (I), CAN (I)

PLMA2
rippleseed plantain
Plantago major

(I), L48 (I), AK (I), HI (I), PR (I), VI (I), CAN (I), GL (I), SPM (I)

CLSE
Rocky Mountain beeplant
Cleome serrulata

L48 (N), CAN (N)

IRMI
Rocky Mountain iris
Iris missouriensis

L48 (N), CAN (N)

SARE3
Rocky Mountain sage
Salvia reflexa

L48 (N), CAN (W)

AMAR2
Roman wormwood
Ambrosia artemisiifolia

L48 (I,N), HI (I), CAN (N)

ASIN
rose milkweed
Asclepias incarnata

L48 (N), CAN (N)

HITR
rosemallow
Hibiscus trionum

L48 (I), CAN (I)

GRSQ
rosinweed
Grindelia squarrosa

L48 (N), CAN (N)

XAST
rough cocklebur
Xanthium strumarium

(I), L48 (N), HI (I), PR (N), VI (N), CAN (N)

CRSE2
rough hawksbeard
Crepis setosa

L48 (I)

AMRE
rough pigweed
Amaranthus retroflexus

L48 (N), AK (I), HI (I), CAN (I), SPM (I)

PORE5
roughfruit cinquefoil
Potentilla recta

L48 (I), CAN (I)

KIEL
roundleaf fluvellin
Kickxia elatine

L48 (I), CAN (I)

CARA
rover bellflower
Campanula rapunculoides

L48 (I), AK (I), CAN (I)

LYJU
rush skeletonplant
Lygodesmia juncea

L48 (N), CAN (N)

CHJU
rush skeletonweed
Chondrilla juncea

L48 (I), CAN (I)

LYJU
rush skeletonweed
Lygodesmia juncea

L48 (N), CAN (N)

ACRE3
CERE6
Russian knapweed
Acroptilon repens
Centaurea repens

L48 (I), CAN (I)

ELAN
Russian olive
Elaeagnus angustifolia

L48 (I), CAN (I)

SATR12
SAIB
Russian thistle
Salsola tragus
Salsola iberica

L48 (I), HI (I), CAN (I)

BRSE
rye brome
Bromus secalinus

L48 (I), AK (I), HI (I), CAN (I)

DAIN2
DAIN5
sacred datura
Datura inoxia
Datura innoxia

(I), L48 (I), HI (I), PR (I), VI (I), CAN (W)

CALA20
saffron thistle
Carthamus lanatus

L48 (I), CAN (I)

SARE3
sage mint
Salvia reflexa

L48 (N), CAN (W)

LYSA2
salicaire
Lythrum salicaria

L48 (I), CAN (I), SPM (I)

TRDU
salsifis majeur
Tragopogon dubius

L48 (I), AK (I), CAN (I)

TARA
saltcedar
Tamarix ramosissima

L48 (I)

DISP
saltgrass
Distichlis spicata

L48 (N), HI (I), CAN (N)

ARFI2
sand sagebrush
Artemisia filifolia

L48 (N)

ARFI2
sandhill sage
Artemisia filifolia

L48 (N)

SPAR
sandweed
Spergula arvensis

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

SPCO
scarlet globemallow
Sphaeralcea coccinea

L48 (N), CAN (N)

IPCO3
scarlet morningglory
Ipomoea coccinea

L48 (I)

COGR9
scarlet-fruited gourd
Coccinia grandis

(I), L48 (I), HI (I), VI (I)

GAAP2
scarthgrass
Galium aparine

(I,N), L48 (N), AK (N), CAN (NI), GL (I)

CYSC4
Scotch broom
Cytisus scoparius

L48 (I), AK (I), HI (I), CAN (I)

ONAC
Scotch cotton thistle
Onopordum acanthium

L48 (I), CAN (W)

ONAC
Scotch thistle
Onopordum acanthium

L48 (I), CAN (W)

EQAR
scouring rush
Equisetum arvense

L48 (N), AK (N?), CAN (N), GL (N), SPM (N)

ELRE4
ELRE3
scutch
Elymus repens
Elytrigia repens

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

DISP
seashore saltgrass
Distichlis spicata

L48 (N), HI (I), CAN (N)

TRMA20
TRMA4
seaside arrowgrass
Triglochin maritima
Triglochin maritimum

L48 (N), AK (N), CAN (N), SPM (N)

AGST2
seaside bentgrass
Agrostis stolonifera

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

KIEL
sharpleaf cancerwort
Kickxia elatine

L48 (I), CAN (I)

PHAC6
PHWR3
sharpleaf groundcherry
Physalis acutifolia
Physalis wrightii

L48 (N)

KIEL
sharppoint fluvellin
Kickxia elatine

L48 (I), CAN (I)

RUAC3
sheep sorrel
Rumex acetosella

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

CABU2
shepardspurse
Capsella bursa-pastoris

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

AMAR2
short ragweed
Ambrosia artemisiifolia

L48 (I,N), HI (I), CAN (N)

BRNI
shortpod mustard
Brassica nigra

L48 (I), HI (I), CAN (I)

ASSP
showy milkweed
Asclepias speciosa

L48 (N), CAN (N)

OXSE
silky crazyweed
Oxytropis sericea

L48 (N)

ELIN3
silver crabgrass
Eleusine indica

(I), L48 (I), HI (I), PR (I), VI (I), CAN (I)

ARCA13
silver sagebrush
Artemisia cana

L48 (N), AK (N), CAN (N)

SOEL
silverleaf nightshade
Solanum elaeagnifolium

L48 (N), HI (I), PR (N)

ARFI2
silvery wormwood
Artemisia filifolia

L48 (N)

AMTO3
skeletonleaf bursage
Ambrosia tomentosa

L48 (N)

LYJU
skeletonweed
Lygodesmia juncea

L48 (N), CAN (N)

ALMY
slender foxtail
Alopecurus myosuroides

L48 (I), CAN (I)

URDI
slender nettle
Urtica dioica

(I,N), L48 (I,N), AK (NI), CAN (NI), GL (I), SPM (NI)

CAMI2
small fruited falseflax
Camelina microcarpa

L48 (I), CAN (I)

AMAR2
small ragweed
Ambrosia artemisiifolia

L48 (I,N), HI (I), CAN (N)

YUGL
small soapweed
Yucca glauca

L48 (N), CAN (N)

OECU2
GAPA6
smallflowered gaura
Oenothera curtiflora
Gaura parviflora

L48 (N)

IVAX
smallflowered marshelder
Iva axillaris

L48 (N), CAN (N)

COAR4
smallflowered morning glory
Convolvulus arvensis

L48 (I), HI (I), CAN (I)

CAMI2
smallseed falseflax
Camelina microcarpa

L48 (I), CAN (I)

POPE3
smartweed
Polygonum persicaria

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

EQLA
smooth horsetail
Equisetum laevigatum

L48 (N), CAN (N)

EQLA
smooth scouringrush
Equisetum laevigatum

L48 (N), CAN (N)

XYGL
smooth woodyaster
Xylorhiza glabriuscula

L48 (N)

YUGL
soapweed yucca
Yucca glauca

L48 (N), CAN (N)

SAOF4
soapwort
Saponaria officinalis

L48 (I), CAN (I)

BRHOH
BRMO2
soft brome
Bromus hordeaceus ssp. hordeaceus
Bromus mollis

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

BRHOH
BRMO2
soft cheat
Bromus hordeaceus ssp. hordeaceus
Bromus mollis

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

BRHOH
BRMO2
soft chess
Bromus hordeaceus ssp. hordeaceus
Bromus mollis

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

SOHA
sorgho d'Alep
Sorghum halepense

(I), L48 (I), HI (I), PR (I), CAN (I)

SOHA
sorgo de alepo
Sorghum halepense

(I), L48 (I), HI (I), PR (I), CAN (I)

RUCR
sour dock
Rumex crispus

L48 (I), AK (I), HI (I), PR (I), CAN (I), SPM (I)

EGDE
South American waterweed
Egeria densa

L48 (I), HI (I), PR (I), CAN (W)

ERACA
ERGR4
southwestern cupgrass
Eriochloa acuminata var. acuminata
Eriochloa gracilis

L48 (N)

SOOL
sow thistle
Sonchus oleraceus

(I), L48 (I), AK (I), HI (I), PR (I), VI (I), CAN (I), GL (I), SPM (I)

YUGL
Spanish bayonet
Yucca glauca

L48 (N), CAN (N)

CIVU
spear thistle
Cirsium vulgare

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

LYSA2
spiked loosestrife
Lythrum salicaria

L48 (I), CAN (I), SPM (I)

CEPUP6
HEPU5
spikeweed
Centromadia pungens ssp. pungens
Hemizonia pungens

L48 (N)

TECA2
spineless horsebrush
Tetradymia canescens

L48 (N), CAN (N)

XASP2
spiny cocklebur
Xanthium spinosum

L48 (I), CAN (I)

CAAC
spiny plumeless thistle
Carduus acanthoides

L48 (I), CAN (I)

SOAS
spiny sowthistle
Sonchus asper

L48 (I), AK (I), HI (I), PR (I), CAN (I), SPM (I)

HYRA3
spotted catsear
Hypochaeris radicata

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

CESTM
CEMA4
spotted knapweed
Centaurea stoebe ssp. micranthos
Centaurea maculosa

L48 (I), HI (I), CAN (I)

SIMA3
spotted thistle
Silybum marianum

L48 (I), CAN (I)

APAN2
spreading dogbane
Apocynum androsaemifolium

L48 (N), AK (N), CAN (N)

EUES
spurge
Euphorbia esula

L48 (I), CAN (I)

ANCR2
spurred anoda
Anoda cristata

L48 (N), PR (N)

CEVIS2
CEVIS
squarrose knapweed
Centaurea virgata ssp. squarrosa
Centaurea virgata var. squarrosa

L48 (I)

HYPE
St. John's wort
Hypericum perforatum

L48 (I), HI (I), CAN (I), SPM (I)

IPCO3
starglory
Ipomoea coccinea

L48 (I)

EGDE
State
Egeria densa

L48 (I), HI (I), PR (I), CAN (W)

PEHA
steppenraute
Peganum harmala

L48 (I)

BICE
sticktight
Bidens cernua

L48 (N), AK (I), CAN (N)

URDI
stinging nettle
Urtica dioica

(I,N), L48 (I,N), AK (NI), CAN (NI), GL (I), SPM (NI)

ERCI
stinkgrass
Eragrostis cilianensis

L48 (I), HI (I), CAN (I)

ANCO2
stinkweed
Anthemis cotula

L48 (I), AK (I), HI (I), CAN (I)

GUSA2
stinkweed
Gutierrezia sarothrae

L48 (N), CAN (N)

THAR5
stinkweed
Thlaspi arvense

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

DAST
stinkwort
Datura stramonium

L48 (I), HI (I), PR (I), VI (I), CAN (I)

ERCI6
stork's bill
Erodium cicutarium

L48 (I), AK (I), HI (I), CAN (I), GL (I)

ERCI
strongscented lovegrass
Eragrostis cilianensis

L48 (I), HI (I), CAN (I)

CIIN
succory
Cichorium intybus

L48 (I), CAN (I), SPM (I)

PORE5
sulfur cinquefoil
Potentilla recta

L48 (I), CAN (I)

BASC5
KOSC
summer cypress
Bassia scoparia
Kochia scoparia

L48 (I), CAN (I)

HEAN3
sunflower
Helianthus annuus

L48 (N), AK (I), HI (I), PR (I), CAN (I), SPM (I)

SPSA3
Swainsonpea
Sphaerophysa salsula

L48 (I), CAN (I)

ASIN
swamp milkweed
Asclepias incarnata

L48 (N), CAN (N)

VEHA2
swamp verbena
Verbena hastata

L48 (N), CAN (N)

SAOF4
sweet Betty
Saponaria officinalis

L48 (I), CAN (I)

PEHA
Syrian rue
Peganum harmala

L48 (I)

RAAC3
tall buttercup
Ranunculus acris

L48 (NI), AK (I), CAN (I), GL (N?), SPM (I)

SCAR7
FEAR3
tall fescue
Schedonorus arundinaceus
Festuca arundinacea

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

IPPU2
tall morningglory
Ipomoea purpurea

L48 (I), HI (I), PR (I), CAN (I)

SIAL2
tall mustard
Sisymbrium altissimum

L48 (I), AK (I), HI (I), CAN (I)

URDI
tall nettle
Urtica dioica

(I,N), L48 (I,N), AK (NI), CAN (NI), GL (I), SPM (NI)

ARELB
tall oatgrass
Arrhenatherum elatius var. bulbosum

L48 (I)

LELA2
tall whitetop
Lepidium latifolium

L48 (I), CAN (I)

TARA
tamarisk
Tamarix ramosissima

L48 (I)

TARA
tamarix
Tamarix ramosissima

L48 (I)

SEJA
tansy ragwort
Senecio jacobaea

L48 (I), CAN (I), SPM (I)

ERACA
ERGR4
tapertip cupgrass
Eriochloa acuminata var. acuminata
Eriochloa gracilis

L48 (N)

GRSQ
tarweed
Grindelia squarrosa

L48 (N), CAN (N)

MASA
tarweed
Madia sativa

L48 (N), AK (N), HI (I), CAN (I)

DIFU2
teasel
Dipsacus fullonum

L48 (I), CAN (I)

CHTE2
tenella mustard
Chorispora tenella

L48 (I), CAN (W)

CETE5
RATE
testiculate buttercup
Ceratocephala testiculata
Ranunculus testiculatus

L48 (I), CAN (I)

HECI
Texas blueweed
Helianthus ciliaris

L48 (N)

TRTE
Texas sandbur
Tribulus terrestris

(I), L48 (I), HI (I), CAN (W)

SORO
Texas thistle
Solanum rostratum

L48 (N), CAN (W)

ALTE
textile onion
Allium textile

L48 (N), CAN (N)

BRTE
thatch bromegrass
Bromus tectorum

L48 (I), AK (I), HI (I), CAN (I), GL (I)

ARPO2
thistle poppy
Argemone polyanthemos

L48 (N)

DAST
thorn apple
Datura stramonium

L48 (I), HI (I), PR (I), VI (I), CAN (I)

PACA6
ticklegrass
Panicum capillare

L48 (N), VI (N), CAN (N)

JUBU
toad rush
Juncus bufonius

L48 (N), AK (N), HI (I), CAN (N), SPM (N)

SOEL
tomato weed
Solanum elaeagnifolium

L48 (N), HI (I), PR (N)

EUDE4
toothed spurge
Euphorbia dentata

L48 (I,N)

EUDE4
toothedleaf poinsettia
Euphorbia dentata

L48 (I,N)

RICO3
toto ni vavalagi
Ricinus communis

(I), L48 (I), HI (I), PR (I), VI (I)

SOEL
trompillo
Solanum elaeagnifolium

L48 (N), HI (I), PR (N)

ARELB
tuber oatgrass
Arrhenatherum elatius var. bulbosum

L48 (I)

SCDU2
tufted hardgrass
Sclerochloa dura

L48 (I), CAN (N)

SIAL2
tumble mustard
Sisymbrium altissimum

L48 (I), AK (I), HI (I), CAN (I)

PACA6
tumble panic
Panicum capillare

L48 (N), VI (N), CAN (N)

AMAL
tumble pigweed
Amaranthus albus

L48 (I), AK (I), CAN (W), SPM (W)

AMAL
tumbleweed
Amaranthus albus

L48 (I), AK (I), CAN (W), SPM (W)

SATR12
SAIB
tumbleweed
Salsola tragus
Salsola iberica

L48 (I), HI (I), CAN (I)

PACA6
tumbleweed grass
Panicum capillare

L48 (N), VI (N), CAN (N)

SIAL2
tumbleweed mustard
Sisymbrium altissimum

L48 (I), AK (I), HI (I), CAN (I)

SATR12
SAIB
tumbling thistle
Salsola tragus
Salsola iberica

L48 (I), HI (I), CAN (I)

CRSE11
ERSE3
turkey mullein
Croton setigerus
Eremocarpus setigerus

L48 (N)

SOTO4
turkeyberry
Solanum torvum

(I), L48 (I), HI (I), PR (I), VI (I)

GUSA2
turpentine weed
Gutierrezia sarothrae

L48 (N), CAN (N)

ELRE4
ELRE3
twitch
Elymus repens
Elytrigia repens

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

ASBI2
twogrooved milkvetch
Astragalus bisulcatus

L48 (N), CAN (N)

DENU2
twolobe larkspur
Delphinium nuttallianum

L48 (N), CAN (N)

VEBI2
twolobed speedwell
Veronica biloba

L48 (I), CAN (I)

RICO3
uluchula skoki
Ricinus communis

(I), L48 (I), HI (I), PR (I), VI (I)

ASLA
Utah milkweed
Asclepias labriformis

L48 (N)

SIMA3
variegated thistle
Silybum marianum

L48 (I), CAN (I)

VETH
velvet dock
Verbascum thapsus

L48 (I), AK (I), HI (I), CAN (I)

VETH
velvet plant
Verbascum thapsus

L48 (I), AK (I), HI (I), CAN (I)

HOLA
velvetgrass
Holcus lanatus

L48 (I), AK (I), HI (I), PR (I), CAN (I)

ABTH
velvetleaf
Abutilon theophrasti

L48 (I), CAN (I)

OECU2
GAPA6
velvetweed
Oenothera curtiflora
Gaura parviflora

L48 (N)

OECU2
GAPA6
velvety gaura
Oenothera curtiflora
Gaura parviflora

L48 (N)

HITR
Venice mallow
Hibiscus trionum

L48 (I), CAN (I)

VEDU
ventenata
Ventenata dubia

L48 (I), CAN (I)

PHVI5
Virginia groundcherry
Physalis virginiana

L48 (N), CAN (N)

LELA2
Virginia pepperweed
Lepidium latifolium

L48 (I), CAN (I)

POAN
walkgrass
Poa annua

(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I), SPM (I)

PADI3
water grass
Paspalum dilatatum

(I), L48 (I), HI (I), PR (I)

CIDO
water hemlock
Cicuta douglasii

L48 (N), AK (N), CAN (N)

ECCO2
watergrass
Echinochloa colona

(I), L48 (I), HI (I), PR (I), VI (I)

ECCR
watergrass
Echinochloa crus-galli

(I), L48 (I), HI (I), PR (I), CAN (W), SPM (W)

CIUN
wavyleaf thistle
Cirsium undulatum

L48 (N), CAN (N)

SICO4
weed silene
Silene conoidea

L48 (I), CAN (W)

PTAQP2
western bracken
Pteridium aquilinum var. pubescens

L48 (N), AK (N), CAN (N)

TRDU
Western goat's beard
Tragopogon dubius

L48 (I), AK (I), CAN (I)

EQAR
western horsetail
Equisetum arvense

L48 (N), AK (N?), CAN (N), GL (N), SPM (N)

GNPA
western marsh cudweed
Gnaphalium palustre

L48 (N), CAN (N)

TRDU
western salsify
Tragopogon dubius

L48 (I), AK (I), CAN (I)

LAOC3
western sticktight
Lappula occidentalis

L48 (N), AK (N), CAN (N)

CIDO
western water hemlock
Cicuta douglasii

L48 (N), AK (N), CAN (N)

ASSU2
western whorled milkweed
Asclepias subverticillata

L48 (N)

MAOR3
western wildcucumber
Marah oreganus

L48 (N), CAN (N)

PADI
western witchgrass
Panicum dichotomiflorum

L48 (N), HI (I), PR (N), CAN (I)

ACMIO
ACLA5
western yarrow
Achillea millefolium var. occidentalis
Achillea lanulosa

L48 (N), AK (N), CAN (N), GL (N), SPM (N)

AVFA
wheat oats
Avena fatua

L48 (I), AK (I), HI (I), CAN (I)

ULEU
whin
Ulex europaeus

L48 (I), HI (I), CAN (I)

SILAA3
SIAL12
white campion
Silene latifolia ssp. alba
Silene alba

L48 (I), AK (I)

SILAA3
SIAL12
white cockle
Silene latifolia ssp. alba
Silene alba

L48 (I), AK (I)

GAAP2
white hedge
Galium aparine

(I,N), L48 (N), AK (N), CAN (NI), GL (I)

MAVU
white horehound
Marrubium vulgare

L48 (I), AK (I), HI (I), CAN (I)

SOEL
white horsenettle
Solanum elaeagnifolium

L48 (N), HI (I), PR (N)

OXSE
white locoweed
Oxytropis sericea

L48 (N)

AMAL
white pigweed
Amaranthus albus

L48 (I), AK (I), CAN (W), SPM (W)

CADR
whitetop
Cardaria draba

L48 (I), CAN (I)

CADR
whiteweed
Cardaria draba

L48 (I), CAN (I)

ASSU2
whorled milkweed
Asclepias subverticillata

L48 (N)

HOMUL
HOLE
wild barley
Hordeum murinum ssp. leporinum
Hordeum leporinum

L48 (I), HI (I), CAN (I)

POCO10
wild buckwheat
Polygonum convolvulus

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

ARMI2
wild burdock
Arctium minus

L48 (I), CAN (I), SPM (I)

CACA19
wild caraway
Carum carvi

L48 (I), CAN (I), GL (I), SPM (I)

DACA6
wild carrot
Daucus carota

(I), L48 (I), PR (I), CAN (I), SPM (I)

ANSY
wild chervil
Anthriscus sylvestris

L48 (I), CAN (I), GL (I)

IRMI
wild iris
Iris missouriensis

L48 (N), CAN (N)

LASE
wild lettuce
Lactuca serriola

L48 (I), HI (I), CAN (I)

GLLE3
wild licorice
Glycyrrhiza lepidota

L48 (N), CAN (N)

PAMI2
wild millet
Panicum miliaceum

L48 (I), HI (I), PR (I), VI (I), CAN (I)

SEPUP2
SEGL2
wild millet
Setaria pumila ssp. pumila
Setaria glauca

L48 (I), HI (I), CAN (I), SPM (W)

CASE13
wild morning glory
Calystegia sepium

L48 (NI), AK (I), CAN (N), SPM (I)

BRRA
wild mustard
Brassica rapa

L48 (I), AK (I), HI (I), CAN (I), GL (I)

SIARA
BRKA
wild mustard
Sinapis arvensis ssp. arvensis
Brassica kaber

L48 (I), AK (I), HI (I), VI (I), CAN (I), GL (I), SPM (I)

AVFA
wild oats
Avena fatua

L48 (I), AK (I), HI (I), CAN (I)

TRDU
wild oysterplant
Tragopogon dubius

L48 (I), AK (I), CAN (I)

VIAR
wild pansy
Viola arvensis

L48 (I), CAN (W), GL (W), SPM (W)

POOL
wild portulaca
Portulaca oleracea

(NI), L48 (I,N), HI (I), PR (I), VI (I), CAN (NI)

PAMI2
wild proso millet
Panicum miliaceum

L48 (I), HI (I), PR (I), VI (I), CAN (I)

ARMI2
wild rhubarb
Arctium minus

L48 (I), CAN (I), SPM (I)

BRRA
wild rutabaga
Brassica rapa

L48 (I), AK (I), HI (I), CAN (I), GL (I)

LIVU2
wild snapdragon
Linaria vulgaris

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

HEAN3
wild sunflower
Helianthus annuus

L48 (N), AK (I), HI (I), PR (I), CAN (I), SPM (I)

BRRA
wild turnip
Brassica rapa

L48 (I), AK (I), HI (I), CAN (I), GL (I)

OECU2
GAPA6
willow gaura
Oenothera curtiflora
Gaura parviflora

L48 (N)

VEPE3
winter speedwell
Veronica persica

L48 (I), AK (I), CAN (I), GL (I)

VIVI
winter vetch
Vicia villosa

L48 (I), AK (I), HI (I), CAN (I)

BAOR
wintercress
Barbarea orthoceras

L48 (N), AK (N), CAN (N)

ELIN3
wiregrass
Eleusine indica

(I), L48 (I), HI (I), PR (I), VI (I), CAN (I)

POER2
wireweed
Polygonum erectum

L48 (N), CAN (N)

PACA6
witches hair
Panicum capillare

L48 (N), VI (N), CAN (N)

PACA6
witchgrass
Panicum capillare

L48 (N), VI (N), CAN (N)

XYGL
woody aster
Xylorhiza glabriuscula

L48 (N)

SODU
woody nightshade
Solanum dulcamara

L48 (I), CAN (I)

CALA20
woolly distaff thistle
Carthamus lanatus

L48 (I), CAN (I)

PLPA2
woolly Indianwheat
Plantago patagonica

L48 (N), CAN (N)

VETH
woolly mullein
Verbascum thapsus

L48 (I), AK (I), HI (I), CAN (I)

PLPA2
woolly plantain
Plantago patagonica

L48 (N), CAN (N)

VIVI
woolly vetch
Vicia villosa

L48 (I), AK (I), HI (I), CAN (I)

AMGR5
woollyleaf burr ragweed
Ambrosia grayi

L48 (N)

AMGR5
woollyleaf bursage
Ambrosia grayi

L48 (N)

AMGR5
woollyleaf franseria
Ambrosia grayi

L48 (N)

AMGR5
woollyleaf povertyweed
Ambrosia grayi

L48 (N)

IPCO3
wooly tidestromia
Ipomoea coccinea

L48 (I)

PHAC6
PHWR3
Wright groundcherry
Physalis acutifolia
Physalis wrightii

L48 (N)

LUWY
Wyeth lupine
Lupinus wyethii

L48 (N), CAN (N)

ALAL3
yellow alyssum
Alyssum alyssoides

L48 (I), CAN (I)

SEPUP2
SEGL2
yellow bristlegrass
Setaria pumila ssp. pumila
Setaria glauca

L48 (I), HI (I), CAN (I), SPM (W)

RUCR
yellow dock
Rumex crispus

L48 (I), AK (I), HI (I), PR (I), CAN (I), SPM (I)

SEPUP2
SEGL2
yellow foxtail
Setaria pumila ssp. pumila
Setaria glauca

L48 (I), HI (I), CAN (I), SPM (W)

TRDU
yellow goat's beard
Tragopogon dubius

L48 (I), AK (I), CAN (I)

CYES
yellow nutgrass
Cyperus esculentus

L48 (NI), HI (I), PR (I), VI (I), CAN (I)

CYES
yellow nutsedge
Cyperus esculentus

L48 (NI), HI (I), PR (I), VI (I), CAN (I)

OXCO
yellow oxalis
Oxalis corniculata

(I), L48 (N), HI (I), PR (N), VI (N), CAN (I)

CHVI8
yellow rabbitbrush
Chrysothamnus viscidiflorus

L48 (N), CAN (N)

CESO3
yellow starthistle
Centaurea solstitialis

L48 (I), CAN (I)

MEOF
yellow sweetclover
Melilotus officinalis

(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I), SPM (I)

LIVU2
yellow toadflax
Linaria vulgaris

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

GUSA2
yellow top
Gutierrezia sarothrae

L48 (N), CAN (N)

MELU
yellow trefoil
Medicago lupulina

(I), L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

OXCO
yellow wood sorrel
Oxalis corniculata

(I), L48 (N), HI (I), PR (N), VI (N), CAN (I)

CIOC2
yellowspine thistle
Cirsium ochrocentrum

L48 (N)

HECI
yerba parda
Helianthus ciliaris

L48 (N)

HOLA
Yorkshire fog
Holcus lanatus

L48 (I), AK (I), HI (I), PR (I), CAN (I)

YUGL
yucca
Yucca glauca

L48 (N), CAN (N)

SOHA
zacate Johnson
Sorghum halepense

(I), L48 (I), HI (I), PR (I), CAN (I)
 
   
*CodeNative Status
I Introduced
I,N None
I,W None
I? Probably Introduced
N Native
N? Probably Native
W Waif

*CodeNative Status Jurisdiction
None
L48 Lower 48 States
AK Alaska
HI Hawaii
PR Puerto Rico
VI Virgin Islands
CAN Canada
GL Greenland
SPM St. Pierre and Miquelon

 

Time Generated: 12/12/2017 06:18 AM CST