Bacteria | | Actinobacteria [phylum] | Clavibacter michiganensis (bacterial canker of tomato) | Present | | | EPPO (2022); CABI and EPPO (2009) |
Bacteria | | Actinobacteria [phylum] | Curtobacterium flaccumfaciens pv. flaccumfaciens (bacterial wilt of dry beans) | Present | | | EPPO (2022); CABI and EPPO (2010) |
Bacteria | | Firmicutes | Candidatus Phytoplasma trifolii (clover proliferation phytoplasma) | Absent, Unconfirmed presence record(s) | | | EPPO (2022) |
Bacteria | | Proteobacteria | Candidatus Liberibacter solanacearum (zebra chip) | Present | Introduced | Invasive | CABI/EPPO (2011); Munyaneza (2012); EPPO (2022) |
Bacteria | | Proteobacteria | Erwinia amylovora (fireblight) | Present | | | CABI/EPPO (2013); EPPO (2022) |
Bacteria | | Proteobacteria | Mannheimia haemolytica | Present | | | Miller et al. (2012) |
Bacteria | | Proteobacteria | Xanthomonas axonopodis pv. phaseoli (bean blight) | Present, Few occurrences | | | CABI and EPPO (2007); EPPO (2022) |
Eukaryota | Chromista | Bacillariophyta | Didymosphenia geminata (didymo) | Present | Native | | Spaulding and Elwell (2007) |
Eukaryota | Chromista | Oomycota | Phytophthora infestans (Phytophthora blight) | Present | | | UK, CAB International (1982) |
Eukaryota | Chromista | Oomycota | Phytophthora medicaginis (Phytophthora root rot of lucerne) | Present | | | Gray et al. (1983); Gray and Wofford (1987) |
Eukaryota | Chromista | Oomycota | Plasmopara halstedii (downy mildew of sunflower) | Present | | | CABI and EPPO (2014) |
Eukaryota | Fungi | Ascomycota | Blumeria graminis (powdery mildew of grasses and cereals) | Present | | | CABI and EPPO (2004) |
Eukaryota | Fungi | Ascomycota | Ceratocystis fimbriata (Ceratocystis blight) | Present | Native | | HINDS (1972) |
Eukaryota | Fungi | Ascomycota | Ophiostoma ulmi (Dutch elm disease) | Present | Introduced | Invasive | Sinclair and Campana (1978); EPPO (2022) |
Eukaryota | Fungi | Basidiomycota | Cronartium ribicola (white pine blister rust) | Present | | | Brown (1978); UK, CAB International (1983); Lundquist (1993); Harris (1999); Wearing and Harris (1999); Johnson and Jacobi (2000); Smith and Hoffman (2000); EPPO (2022) |
Eukaryota | Fungi | Basidiomycota | Heterobasidion annosum sensu lato (Heterobasidion root rot) | Present, Localized | Native | | Tegethoff (1973); CABI (Undated) |
Eukaryota | Fungi | Basidiomycota | Puccinia graminis (stem rust of cereals) | Present | | | Freeman and Johnson (1911); Roelfs (1978); Roelfs (1985) |
Eukaryota | Fungi | Basidiomycota | Tilletia controversa (dwarf bunt of wheat) | Present | | | CABI/EPPO (2012); EPPO (2022) |
Eukaryota | Fungi | Basidiomycota | Urocystis agropyri (flag smut of wheat) | Present | | | UK, CAB International (1991); EPPO (2022) |
Eukaryota | Fungi | Chytridiomycota | Batrachochytrium dendrobatidis (Bd) | Present, Widespread | | | Murphy et al. (2009) |
Eukaryota | Metazoa | Arthropoda | Agrotis ipsilon (black cutworm) | Present | | | UK, CAB International (1969); CABI (Undated) |
Eukaryota | Metazoa | Arthropoda | Aphis craccivora (groundnut aphid) | Present | | | UK, CAB International (1983) |
Eukaryota | Metazoa | Arthropoda | Aphis spiraecola (Spirea aphid) | Present | Introduced | Invasive | UK, CAB International (1969) |
Eukaryota | Metazoa | Arthropoda | Bactericera cockerelli (tomato/potato psyllid) | Present, Widespread | Native | Invasive | Wallis (1946); Wallis (1955); CABI and EPPO (2015); EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Blattella germanica (German cockroach) | Present | Introduced | | Insect Identification (2016) |
Eukaryota | Metazoa | Arthropoda | Bruchophagus roddi (alfalfa seed chalcid) | Present | | | UK, CAB International (1988) |
Eukaryota | Metazoa | Arthropoda | Chionaspis pinifoliae (pine leaf scale) | Present | | | EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Coccinella septempunctata (seven-spot ladybird) | Present | | | Hesler et al. (2014) |
Eukaryota | Metazoa | Arthropoda | Dendroctonus ponderosae (black hills beetle) | Present | Native | Invasive | Wood (1982); CABI and EPPO (2002); Ciesla and Coulston (2002); EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Dendroctonus pseudotsugae (Douglas-fir beetle) | Present, Localized | Native | Invasive | Wood (1982); Ciesla and Coulston (2002); CABI and EPPO (2004); EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Dendroctonus rufipennis (spruce beetle) | Present, Widespread | Native | Invasive | Schmid and Frye (1977); Wood (1982); Ciesla and Coulston (2002); CABI and EPPO (2004); EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Dendroctonus valens (red turpentine beetle) | Present | | | EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Diabrotica virgifera virgifera (western corn rootworm) | Present | | | Krysan and Smith (1987); CABI/EPPO (2012); EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Diuraphis noxia (Russian wheat aphid) | Present | | | Webster and Amosson (1994); EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Drosophila suzukii (spotted wing drosophila) | Present | | | CABI and EPPO (2016); EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Dryocoetes confusus (western balsam bark beetle) | Present | | | Wood (1982) |
Eukaryota | Metazoa | Arthropoda | Epitrix tuberis (tuber flea beetle) | Present | | Invasive | Wallis (1957); UK, CAB International (1987); EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Eriosoma lanigerum (woolly aphid) | Present | | | UK, CAB International (1975) |
Eukaryota | Metazoa | Arthropoda | Faxonius rusticus (rusty crayfish) | Absent, Eradicated | | | Durland Donahou et al. (2019); Wyoming Game and Fish Department (2014) |
Eukaryota | Metazoa | Arthropoda | Faxonius virilis (virile crayfish) | Present | Introduced | Invasive | Hubert (1988); Larson and Olden (2011) |
Eukaryota | Metazoa | Arthropoda | Frankliniella occidentalis (western flower thrips) | Present | Native | | Kirk and Terry (2003) |
Eukaryota | Metazoa | Arthropoda | Halyomorpha halys (brown marmorated stink bug) | Present | | | CABI and EPPO (2013); EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Helicoverpa zea (American cotton bollworm) | Present | | | EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Leptinotarsa decemlineata (Colorado potato beetle) | Present | | | UK, CAB International (1962); Jacques (1988); EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Leptoglossus occidentalis (western conifer-seed bug) | Present | | | CABI and EPPO (2018); EPPO (2022) |
Eukaryota | Metazoa | Arthropoda | Lymantria dispar (gypsy moth) | Absent, Intercepted only | | | USDA Forest Service (1996); Kean et al. (2015); CABI (Undated) |
Eukaryota | Metazoa | Arthropoda | Macrosiphum euphorbiae (potato aphid) | Present | Native | | Palmer (1952) |
Eukaryota | Metazoa | Arthropoda | Meligethes aeneus (rape beetle) | Present | | | Easton (1955); CABI and EPPO (2001) |
Eukaryota | Metazoa | Arthropoda | Myzus cerasi (black cherry aphid) | Present | | | Palmer (1952) |
Eukaryota | Metazoa | Arthropoda | Pieris rapae (cabbage white butterfly) | Present | | | UK, CAB International (1952) |
Eukaryota | Metazoa | Arthropoda | Plutella xylostella (diamondback moth) | Present | | | UK, CAB International (1967) |
Eukaryota | Metazoa | Arthropoda | Popillia japonica (Japanese beetle) | Present, Localized | | | CERIS (2020) |
Eukaryota | Metazoa | Arthropoda | Pyrrhalta luteola (elm leaf beetle) | Present | Introduced | Invasive | EFETAC (2013) |
Eukaryota | Metazoa | Arthropoda | Rhagoletis pomonella (apple maggot) | Present | | | EPPO (2022); Hood et al. (2013) |
Eukaryota | Metazoa | Arthropoda | Rhinocyllus conicus (thistle-head weevil) | Present | Introduced | | Andres and Rees (1995) |
Eukaryota | Metazoa | Arthropoda | Schistocerca nitens (gray bird grasshopper) | Present, Few occurrences | Native | | Lockwood et al. (2013) |
Eukaryota | Metazoa | Arthropoda | Scolytus schevyrewi (banded elm bark beetle) | Present | | | EPPO (2022); CABI and EPPO (2009) |
Eukaryota | Metazoa | Arthropoda | Spodoptera frugiperda (fall armyworm) | Present | | | EPPO (2022); Luginbill (1928) |
Eukaryota | Metazoa | Arthropoda | Vespula pensylvanica (western yellowjacket) | Present, Widespread | Native | | Akre et al. (1980) |
Eukaryota | Metazoa | Chordata | Amatitlania nigrofasciata (convict cichlid) | Present, Localized | Introduced | | Courtenay et al. (1987); USGS NAS (2014) |
Eukaryota | Metazoa | Chordata | Ambloplites rupestris (rock bass) | Present | Introduced | | Scott and Crossman (1973) |
Eukaryota | Metazoa | Chordata | Ambystoma mavortium (barred tiger salamander) | Present | | | NatureServe (2017) |
Eukaryota | Metazoa | Chordata | Ameiurus melas (black bullhead) | Present | | | CABI (Undated) |
Eukaryota | Metazoa | Chordata | Bos bison (American bison) | Present, Localized | Native | | Gates et al. (2010) |
Eukaryota | Metazoa | Chordata | Bos taurus (cattle) | Present | | | CABI Data Mining (2001) |
Eukaryota | Metazoa | Chordata | Branta canadensis (Canada goose) | Present, Widespread | Native | | Mowbray et al. (2002) |
Eukaryota | Metazoa | Chordata | Canis latrans (Coyote) | Present | Native | | NatureServe (2013) |
Eukaryota | Metazoa | Chordata | Carpodacus mexicanus (house finch) | Present | | | Invasive Species Specialist Group (ISSG) (2011) |
Eukaryota | Metazoa | Chordata | Cervus canadensis (wapiti) | Present, Widespread | Native | | CABI (Undated) |
Eukaryota | Metazoa | Chordata | Chrysemys picta (painted turtle) | Present | Native | | CABI (Undated) |
Eukaryota | Metazoa | Chordata | Columba livia (pigeons) | Present | Introduced | | Invasive Species Specialist Group (ISSG) (2011) |
Eukaryota | Metazoa | Chordata | Ctenopharyngodon idella (grass carp) | Present | Introduced | | US Geological Survey (2022) |
Eukaryota | Metazoa | Chordata | Cyprinella lutrensis (red shiner) | Present | Native | | Quist et al. (2004) |
Eukaryota | Metazoa | Chordata | Cyprinus carpio (common carp) | Present | Introduced | | US Geological Survey (2019) |
Eukaryota | Metazoa | Chordata | Equus caballus [ISC] (horse) | Present, Localized | Introduced | Invasive | Bureau of Land Management (2012) |
Eukaryota | Metazoa | Chordata | Equus ferus | Present | | | CABI Data Mining (2011) |
Eukaryota | Metazoa | Chordata | Ictalurus punctatus (channel catfish) | Present | Introduced | | Lee et al. (1980); USGS (2013) |
Eukaryota | Metazoa | Chordata | Lepomis cyanellus (green sunfish) | Present | Introduced | | NatureServe (2013); USGS (2013) |
Eukaryota | Metazoa | Chordata | Lepomis gibbosus (pumpkinseed) | Present | Introduced | | Scott and Crossman (1973) |
Eukaryota | Metazoa | Chordata | Micropterus dolomieu (smallmouth bass) | Present | Introduced | | Tovey et al. (2008) |
Eukaryota | Metazoa | Chordata | Micropterus salmoides (largemouth bass) | Present | Introduced | | Fuller et al. (1999) |
Eukaryota | Metazoa | Chordata | Molothrus ater (brown-headed cowbird) | Present | | | Invasive Species Specialist Group (ISSG) (2011) |
Eukaryota | Metazoa | Chordata | Neovison vison (American mink) | Present | Native | | Larivière (1999) |
Eukaryota | Metazoa | Chordata | Notropis stramineus | Present | | | NatureServe (2012) |
Eukaryota | Metazoa | Chordata | Odocoileus hemionus (black-tailed deer) | Present, Widespread | Native | | Feldhamer et al. (2003) |
Eukaryota | Metazoa | Chordata | Oncorhynchus mykiss (rainbow trout) | Present | Introduced | | Behnke (2002); Fuller (2011) |
Eukaryota | Metazoa | Chordata | Oreochromis niloticus (Nile tilapia) | Present | Introduced | | Pullin et al. (1997) |
Eukaryota | Metazoa | Chordata | Passer domesticus (house sparrow) | Present | Introduced | Invasive | Invasive Species Specialist Group (ISSG) (2011) |
Eukaryota | Metazoa | Chordata | Perca flavescens (yellow perch) | Present | Introduced | | USGS NAS (2015) |
Eukaryota | Metazoa | Chordata | Phasianus colchicus (common pheasant) | Present, Localized | | | eBird (2015) |
Eukaryota | Metazoa | Chordata | Pomoxis annularis (white crappie) | Present | Introduced | | Baxter and Simon (1970); USGS NAS (2016) |
Eukaryota | Metazoa | Chordata | Pomoxis nigromaculatus (black crappie) | Present | Introduced | | Baxter and Simon (1970); USGS NAS (2016) |
Eukaryota | Metazoa | Chordata | Procyon lotor (raccoon) | Present, Localized | Native | | Gehrt (2003) |
Eukaryota | Metazoa | Chordata | Rana catesbeiana (American bullfrog) | Present, Localized | Introduced | | NatureServe (2005); Kraus (2009) |
Eukaryota | Metazoa | Chordata | Salvelinus fontinalis (brook trout) | Present | Introduced | | Robins et al. (1991) |
Eukaryota | Metazoa | Chordata | Sander vitreus (walleye) | Present, Localized | Introduced | | Tilmant (1999) |
Eukaryota | Metazoa | Chordata | Sciurus aberti (Abert's squirrel) | Present, Localized | Native | | Allred (2010) |
Eukaryota | Metazoa | Chordata | Sciurus niger (fox squirrel) | Present, Localized | Native | | Hall (1981) |
Eukaryota | Metazoa | Chordata | Tyto alba (Barn owl) | Present, Few occurrences | Native | | Marti et al. (2005) |
Eukaryota | Metazoa | Chordata | Vulpes vulpes (red fox) | Present | Introduced | Invasive | Invasive Species Specialist Group (ISSG) (2011) |
Eukaryota | Metazoa | Chordata | Xiphophorus hellerii | Present | Introduced | Invasive | Courtenay and Meffe (1989); Page and Burr (1991); Nico and Fuller (2008) |
Eukaryota | Metazoa | Cnidaria | Myxobolus cerebralis (whirling disease agent) | Present | Introduced | | Mitchum (1995) |
Eukaryota | Metazoa | Mollusca | Potamopyrgus antipodarum (New Zealand mudsnail) | Present, Widespread | Introduced | Invasive | Hall et al. (2006); Riley et al. (2008); Arango et al. (2009); EPPO (2022) |
Eukaryota | Metazoa | Nematoda | Aphelenchoides ritzemabosi (Chrysanthemum foliar eelworm) | Present | | | Franc et al. (1993); Franc et al. (1996); CABI and EPPO (2000); EPPO (2022) |
Eukaryota | Metazoa | Nematoda | Ditylenchus dipsaci (stem and bulb nematode) | Present | | | Gray et al. (1984); Boelter et al. (1985); Franc et al. (1993); CABI and EPPO (2009); EPPO (2022) |
Eukaryota | Metazoa | Nematoda | Meloidogyne chitwoodi (columbia root-knot nematode) | Absent, Invalid presence record(s) | | | CABI/EPPO (2012); EPPO (2022) |
Eukaryota | Metazoa | Nematoda | Meloidogyne hapla (root knot nematode) | Present | | | CABI and EPPO (2002) |
Eukaryota | Plantae | Haptophyta | Prymnesium parvum (golden algae) | Present | Introduced | Invasive | Sager et al. (2008) |
Eukaryota | Plantae | Pteridophyta | Pteridium aquilinum (bracken) | Present | Native | | Crane (1990) |
Eukaryota | Plantae | Spermatophyta | Abronia fragrans | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Abutilon theophrasti (velvet leaf) | Present | Introduced | | USDA-NRCS (2002) |
Eukaryota | Plantae | Spermatophyta | Acer negundo (box elder) | Present | Native | | Rosario (1988) |
Eukaryota | Plantae | Spermatophyta | Acer platanoides (Norway maple) | Present, Planted | Introduced | | CABI (Undated) |
Eukaryota | Plantae | Spermatophyta | Acer pseudoplatanus (sycamore) | Present, Planted | Introduced | | CABI (Undated) |
Eukaryota | Plantae | Spermatophyta | Achillea millefolium (yarrow) | Present | | | Missouri Botanical Garden (2015) |
Eukaryota | Plantae | Spermatophyta | Achnatherum hymenoides | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Aegilops cylindrica | Present | | | USA, USDA-NRCS (2010) |
Eukaryota | Plantae | Spermatophyta | Agastache foeniculum | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Agropyron cristatum (crested wheatgrass) | Present, Widespread | Introduced | Invasive | GBIF (2015) |
Eukaryota | Plantae | Spermatophyta | Agrostis capillaris (common bent) | Present | Introduced | | USDA-NRCS (2016) |
Eukaryota | Plantae | Spermatophyta | Aira caryophyllea (silver hairgrass) | Present | Introduced | | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Alopecurus pratensis (meadow foxtail) | Present | Introduced | | USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Alyssum alyssoides | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Alyssum desertorum (desert madwort) | Present, Localized | Introduced | Invasive | Dudley (1968); Rew et al. (2007); Evangelista et al. (2011); USDA-ARS (2015) |
Eukaryota | Plantae | Spermatophyta | Amaranthus retroflexus (redroot pigweed) | Present | | | USDA (1970) |
Eukaryota | Plantae | Spermatophyta | Ambrosia artemisiifolia (common ragweed) | Present | Native | | Lorenzi and Jeffery (1987); Strother (2006); USDA-ARS (2016); USDA-NRCS (2016) |
Eukaryota | Plantae | Spermatophyta | Ambrosia psilostachya (perennial ragweed) | Present, Widespread | Native | Invasive | USDA-NRCS (2002); EPPO (2022); CABI (Undated) |
Eukaryota | Plantae | Spermatophyta | Ambrosia trifida (giant ragweed) | Present | Native | | Strother (2006); USDA-ARS (2016); USDA-NRCS (2016); EPPO (2022) |
Eukaryota | Plantae | Spermatophyta | Amorpha fruticosa (false indigo-bush) | Present | Native | | USDA-ARS (2018); EPPO (2022) |
Eukaryota | Plantae | Spermatophyta | Anthemis cotula (dog fennel) | Present | Introduced | | USDA-NRCS (2002) |
Eukaryota | Plantae | Spermatophyta | Arceuthobium americanum (lodgepole pine dwarf mistletoe) | Present | Native | Invasive | Hawksworth and Wiens (1996); EPPO (2022) |
Eukaryota | Plantae | Spermatophyta | Arceuthobium douglasii (Douglas-fir dwarf mistletoe) | Present | Native | Invasive | Hawksworth and Wiens (1996); EPPO (2022) |
Eukaryota | Plantae | Spermatophyta | Arrhenatherum elatius (false oat-grass) | Present | Introduced | Invasive | Swearingen (2006); USDA-NRCS (2016) |
Eukaryota | Plantae | Spermatophyta | Artemisia biennis (biennial wormwood) | Present | Native | | USDA-ARS (2015) |
Eukaryota | Plantae | Spermatophyta | Avena fatua (wild oat) | Present | Introduced | | USDA (2003) |
Eukaryota | Plantae | Spermatophyta | Bassia hyssopifolia (fivehook bassia) | Present | Introduced | | USDA-NRCS (2016); Collins and Blackwell (undated) |
Eukaryota | Plantae | Spermatophyta | Berberis thunbergii (Japanese barberry) | Present, Planted | Introduced | | USDA-NRCS (2002) |
Eukaryota | Plantae | Spermatophyta | Bidens frondosa (beggarticks) | Present | Native | | USDA-NRCS (2014); EPPO (2022) |
Eukaryota | Plantae | Spermatophyta | Brassica juncea (mustard) | Present | Introduced | | Center for Invasive Species and Ecosystem Health (2019) |
Eukaryota | Plantae | Spermatophyta | Brassica rapa (field mustard) | Present | Introduced | | New York Botanical Garden (2018) |
Eukaryota | Plantae | Spermatophyta | Bromus hordeaceus (soft brome) | Present | Introduced | | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Bromus inermis (Awnless brome) | Present | | | CABI Data Mining (undated) |
Eukaryota | Plantae | Spermatophyta | Bromus japonicus (Japanese brome) | Present | Introduced | | Gasch et al. (2013) |
Eukaryota | Plantae | Spermatophyta | Bromus secalinus (rye brome) | Present | Introduced | | Royal Botanic Gardens Kew (2016); USDA-ARS (2016) |
Eukaryota | Plantae | Spermatophyta | Bromus tectorum (downy brome) | Present, Widespread | Introduced | Invasive | Hitchcock (1950); Schachner et al. (2008) |
Eukaryota | Plantae | Spermatophyta | Caltha leptosepala | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Capsella bursa-pastoris (shepherd's purse) | Present | Introduced | | Miller (1986); Lorenzi and Jeffery (1987) |
Eukaryota | Plantae | Spermatophyta | Carduus nutans (nodding thistle) | Present, Widespread | Introduced | Invasive | Dunn (1976) |
Eukaryota | Plantae | Spermatophyta | Cenchrus longispinus (Spiny burrgrass) | Present | | | EPPO (2022) |
Eukaryota | Plantae | Spermatophyta | Centaurea debeauxii (meadow knapweed) | Present | Introduced | | USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Centaurea diffusa (diffuse knapweed) | Present | Introduced | Invasive | CABI (Undated) |
Eukaryota | Plantae | Spermatophyta | Centaurea iberica (Iberian starthistle) | Present | Introduced | | Dorn (1977) |
Eukaryota | Plantae | Spermatophyta | Centaurea solstitialis (yellow starthistle) | Present | Introduced | Invasive | USDA-NRCS (2002); CABI (Undated) |
Eukaryota | Plantae | Spermatophyta | Centaurea stoebe subsp. micranthos (spotted knapweed) | Present, Widespread | Introduced | Invasive | Duncan (2001) |
Eukaryota | Plantae | Spermatophyta | Ceratocephala testiculata (bur buttercup) | Present, Localized | Introduced | Invasive | Tuma and Weedon (1989) |
Eukaryota | Plantae | Spermatophyta | Ceratophyllum demersum (coontail) | Present, Widespread | | | Westerdahl and Getsinger (1988) |
Eukaryota | Plantae | Spermatophyta | Cirsium arvense (creeping thistle) | Present | Introduced | Invasive | Hodgson (1971); USDA-NRCS (2004); Wright and Tinker (2012) |
Eukaryota | Plantae | Spermatophyta | Cirsium vulgare (spear thistle) | Present | Introduced | | Mitich (1998) |
Eukaryota | Plantae | Spermatophyta | Conium maculatum (poison hemlock) | Present | Introduced | | USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Convolvulus arvensis (bindweed) | Present | | | Lorenzi and Jeffery (1987) |
Eukaryota | Plantae | Spermatophyta | Conyza canadensis (Canadian fleabane) | Present, Widespread | Native | | Lorenzi and Jeffery (1987) |
Eukaryota | Plantae | Spermatophyta | Cornus sericea (redosier dogwood) | Present | Native | | Dorn (1977) |
Eukaryota | Plantae | Spermatophyta | Cuscuta campestris (field dodder) | Present | Native | | Lorenzi and Jeffery (1987) |
Eukaryota | Plantae | Spermatophyta | Cuscuta epithymum (alfalfa dodder) | Present | Introduced | Invasive | USDA (2003) |
Eukaryota | Plantae | Spermatophyta | Cynoglossum officinale (hound's tongue) | Present | Introduced | Invasive | USDA-NRCS (2002) |
Eukaryota | Plantae | Spermatophyta | Cyperus esculentus (yellow nutsedge) | Absent, Intercepted only | | | USDA-NRCS (2004) |
Eukaryota | Plantae | Spermatophyta | Dactylis glomerata (cocksfoot) | Present | Introduced | | USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Digitaria sanguinalis (large crabgrass) | Present | Introduced | | Lorenzi and Jeffery (1987) |
Eukaryota | Plantae | Spermatophyta | Dipsacus fullonum (common teasel) | Present | Introduced | | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Echinochloa crus-galli (barnyard grass) | Present | Introduced | | USDA-NRCS (2014) |
Eukaryota | Plantae | Spermatophyta | Echinocystis lobata (wild cucumber) | Present | Native | | Stocking (1955) |
Eukaryota | Plantae | Spermatophyta | Elaeagnus angustifolia (Russian olive) | Present, Few occurrences | Introduced | | USA, USDA-ARS (2008) |
Eukaryota | Plantae | Spermatophyta | Eleusine indica (goose grass) | Present | | | Lorenzi and Jeffery (1987); USDA-NRCS (2004) |
Eukaryota | Plantae | Spermatophyta | Elodea canadensis (Canadian pondweed) | Present, Widespread | Native | | Westerdahl and Getsinger (1988) |
Eukaryota | Plantae | Spermatophyta | Elodea nuttallii (Nuttall's waterweed) | Present | Native | | USDA-NRCS (2009); EPPO (2022) |
Eukaryota | Plantae | Spermatophyta | Elymus hispidus (intermediate wheatgrass) | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Elymus repens (quackgrass) | Present | | | CABI (Undated) |
Eukaryota | Plantae | Spermatophyta | Epilobium ciliatum (northern willowherb) | Present | Native | | USDA-NRCS (2014) |
Eukaryota | Plantae | Spermatophyta | Eragrostis pilosa (India lovegrass) | Present | Introduced | Invasive | USDA-NRCS (2018) |
Eukaryota | Plantae | Spermatophyta | Erodium cicutarium (common storksbill) | Present | Introduced | | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Euphorbia davidii | Present | | | EPPO (2022) |
Eukaryota | Plantae | Spermatophyta | Euphorbia esula (leafy spurge) | Present | Introduced | Invasive | EPPO (2022) |
Eukaryota | Plantae | Spermatophyta | Fallopia convolvulus (black bindweed) | Present | | | Miller and Alley (1985); USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Festuca arundinacea (tall fescue) | Present, Widespread | Introduced | Invasive | USDA-NRCS (2016) |
Eukaryota | Plantae | Spermatophyta | Festuca pratensis (meadow fescue) | Present | Introduced | | USDA-NRCS (2016); Aiken et al. (1996) |
Eukaryota | Plantae | Spermatophyta | Fragaria vesca (wild strawberry) | Present | Native | | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Frangula alnus (alder buckthorn) | Present, Planted | Introduced | Invasive | USDA-NRCS (2002) |
Eukaryota | Plantae | Spermatophyta | Fraxinus pennsylvanica (downy ash) | Present | | | CABI (Undated) |
Eukaryota | Plantae | Spermatophyta | Glechoma hederacea (ground ivy) | Present | Introduced | | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Glyceria grandis | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Gypsophila paniculata (baby’s breath) | Present | Introduced | Invasive | USDA-NRCS (2014) |
Eukaryota | Plantae | Spermatophyta | Halogeton glomeratus (halogeton) | Present | Introduced | Invasive | USDA-ARS (2015) |
Eukaryota | Plantae | Spermatophyta | Helianthus petiolaris | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Helianthus tuberosus (Jerusalem artichoke) | Present | Native | | USDA-NRCS (2004) |
Eukaryota | Plantae | Spermatophyta | Hyoscyamus niger (black henbane) | Present | Introduced | Invasive | USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Hypericum perforatum (St John's wort) | Present | Introduced | | USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Isatis tinctoria (dyer's woad) | Present, Widespread | Introduced | Invasive | USDA-ARS (2015) |
Eukaryota | Plantae | Spermatophyta | Iva xanthiifolia (marsh-elder) | Present | Native | | USDA-NRCS (2014) |
Eukaryota | Plantae | Spermatophyta | Juncus ensifolius (swordleaf rush) | Present | Native | | NatureServe (2015); Rocky Mountain Herbarium (2015) |
Eukaryota | Plantae | Spermatophyta | Juncus tenuis (slender rush) | Present | Native | | USDA-ARS (2016) |
Eukaryota | Plantae | Spermatophyta | Koeleria macrantha | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Lamium amplexicaule (henbit deadnettle) | Present | Introduced | | USDA-NRCS (2002) |
Eukaryota | Plantae | Spermatophyta | Lemna minuta | Present | Native | | USDA-ARS (2009) |
Eukaryota | Plantae | Spermatophyta | Lemna perpusilla (duckweed) | Present | | | Anderson (1990); Rice (2009) |
Eukaryota | Plantae | Spermatophyta | Lepidium draba (hoary cress) | Present | Introduced | | Lorenzi and Jeffery (1987) |
Eukaryota | Plantae | Spermatophyta | Lepidium latifolium (perennial pepperweed) | Present | Introduced | Invasive | USDA-ARS (2012) |
Eukaryota | Plantae | Spermatophyta | Lepidium perfoliatum (clasping pepperweed) | Present | Introduced | | GBIF (2016) |
Eukaryota | Plantae | Spermatophyta | Lepidium virginicum (Virginian peppercress) | Present | Native | | USDA-ARS (2016) |
Eukaryota | Plantae | Spermatophyta | Leptochloa fusca (sprangletop) | Present | Native | | USDA-NRCS (2018) |
Eukaryota | Plantae | Spermatophyta | Leucanthemum vulgare (oxeye daisy) | Present | Introduced | | USDA-ARS (2015) |
Eukaryota | Plantae | Spermatophyta | Leymus canadensis | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Linaria dalmatica (dalmatian toadflax) | Present | Introduced | | USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Linaria vulgaris (common toadflax) | Present | | | Ward et al. (2008) |
Eukaryota | Plantae | Spermatophyta | Lolium multiflorum (Italian ryegrass) | Present | Introduced | | Lorenzi and Jeffery (1987) |
Eukaryota | Plantae | Spermatophyta | Lolium perenne (perennial ryegrass) | Present | Introduced | | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Lolium temulentum (darnel) | Present | Introduced | | USDA (2004) |
Eukaryota | Plantae | Spermatophyta | Lonicera morrowii (Morrow’s honeysuckle) | Present | Introduced | | USDA-NRCS (2018) |
Eukaryota | Plantae | Spermatophyta | Lupinus plattensis (Nebraska lupine) | Present | Native | | USDA-NRCS (2017) |
Eukaryota | Plantae | Spermatophyta | Lupinus polyphyllus (garden lupin) | Present | Native | | USDA-ARS (2015); ILDIS (2015) |
Eukaryota | Plantae | Spermatophyta | Lysichiton americanus (American skunk cabbage) | Present | | | EPPO (2022); USDA-NRCS (2011) |
Eukaryota | Plantae | Spermatophyta | Lythrum salicaria (purple loosestrife) | Present | Introduced | | USDA-NRCS (2002) |
Eukaryota | Plantae | Spermatophyta | Mahonia aquifolium (Oregongrape) | Present | | | GBIF (2010) |
Eukaryota | Plantae | Spermatophyta | Malva pusilla (round-leaved mallow) | Present | Introduced | | USDA-NRCS (2014) |
Eukaryota | Plantae | Spermatophyta | Marrubium vulgare (horehound) | Present | Introduced | | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Medicago lupulina (black medick) | Present | Introduced | | USDA-NRCS (2017) |
Eukaryota | Plantae | Spermatophyta | Medicago polymorpha (bur clover) | Present | Introduced | | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Melilotus albus (honey clover) | Present | Introduced | Invasive | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Melilotus officinalis (yellow sweet clover) | Present | Introduced | Invasive | USDA-NRCS (2017) |
Eukaryota | Plantae | Spermatophyta | Onopordum acanthium (scotch thistle) | Present | Introduced | Invasive | Hilston (1969) |
Eukaryota | Plantae | Spermatophyta | Oxalis corniculata (creeping woodsorrel) | Present | Introduced | | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Pastinaca sativa (parsnip) | Present | | | BONAP (2015) |
Eukaryota | Plantae | Spermatophyta | Persicaria maculosa (redshank) | Present | Introduced | | USDA-NRCS (2002) |
Eukaryota | Plantae | Spermatophyta | Persicaria punctata (dotted smartweed) | Present | Native | | Flora of North America (2013) |
Eukaryota | Plantae | Spermatophyta | Phleum pratense (timothy grass) | Present | Introduced | Invasive | Kew (2015) |
Eukaryota | Plantae | Spermatophyta | Pilosella aurantiaca (orange hawkweed) | Present | Introduced | | USDA-NRCS (2002); Mealor et al. (2013) |
Eukaryota | Plantae | Spermatophyta | Pinus contorta (lodgepole pine) | Present | | Invasive | Jakubos and Romme (1993); Helms (1987); CABI (Undated) |
Eukaryota | Plantae | Spermatophyta | Plantago lanceolata (ribwort plantain) | Present | Introduced | Invasive | USDA-NRCS (2003) |
Eukaryota | Plantae | Spermatophyta | Plantago major (broad-leaved plantain) | Present | | | USDA-NRCS (2003) |
Eukaryota | Plantae | Spermatophyta | Poa annua (annual meadowgrass) | Present | Introduced | | USDA-ARS (2014); Lorenzi and Jeffery (1987) |
Eukaryota | Plantae | Spermatophyta | Poa compressa (Canada bluegrass) | Present | Introduced | Invasive | Swearingen (2009) |
Eukaryota | Plantae | Spermatophyta | Poa pratensis (smooth meadow-grass) | Present | Introduced | Invasive | ISSG (2015) |
Eukaryota | Plantae | Spermatophyta | Polygonum aviculare (prostrate knotweed) | Present, Widespread | | | Alley and Humburg (1978) |
Eukaryota | Plantae | Spermatophyta | Polygonum hydropiper (marsh pepper) | Present | | | USDA (1970) |
Eukaryota | Plantae | Spermatophyta | Polypogon monspeliensis (annual beard grass) | Present | Introduced | | USDA-NRCS (2012) |
Eukaryota | Plantae | Spermatophyta | Populus alba (silver-leaf poplar) | Present | Introduced | | USA, USDA-NRCS (2008) |
Eukaryota | Plantae | Spermatophyta | Populus nigra (black poplar) | Present | | | CABI (Undated) |
Eukaryota | Plantae | Spermatophyta | Portulaca oleracea (purslane) | Present | Introduced | | Zimmerman (1976) |
Eukaryota | Plantae | Spermatophyta | Potamogeton crispus (curlyleaf pondweed) | Present | Introduced | | USA, USDA-NRCS (2008) |
Eukaryota | Plantae | Spermatophyta | Potentilla supina subsp. paradoxa | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Prunella vulgaris (self-heal) | Present | Native | | WCSP (2016) |
Eukaryota | Plantae | Spermatophyta | Puccinellia nuttalliana | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Ranunculus cymbalaria | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Rhamnus cathartica (buckthorn) | Present, Planted | Introduced | Invasive | USDA-NRCS (2002) |
Eukaryota | Plantae | Spermatophyta | Rhaponticum repens (Russian knapweed) | Present, Widespread | Introduced | Invasive | Duncan (2001); USDA-NRCS (2002) |
Eukaryota | Plantae | Spermatophyta | Rhus typhina (staghorn sumac) | Present, Widespread | Native | | USDA-NRCS (2009) |
Eukaryota | Plantae | Spermatophyta | Rubus parviflorus (thimbleberry) | Present | Native | | USDA-ARS (2015) |
Eukaryota | Plantae | Spermatophyta | Rudbeckia laciniata (cutleaf coneflower) | Present | Native | | Missouri Botanical Garden (2015); USDA-ARS (2015); USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Rumex acetosella (sheep's sorrel) | Present | Introduced | Invasive | USDA-NRCS (2013) |
Eukaryota | Plantae | Spermatophyta | Rumex crispus (curled dock) | Present | | | Lorenzi and Jeffery (1987) |
Eukaryota | Plantae | Spermatophyta | Rumex obtusifolius (broad-leaved dock) | Present | Introduced | Invasive | USDA-NRCS (2002) |
Eukaryota | Plantae | Spermatophyta | Sagittaria latifolia (broadleaf arrowhead) | Present | Native | | USDA-NRCS (2009) |
Eukaryota | Plantae | Spermatophyta | Salix fragilis (crack willow) | Present | Introduced | | CABI (Undated) |
Eukaryota | Plantae | Spermatophyta | Salvia reflexa | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Sambucus canadensis (American black elderberry) | Present | Native | | USDA-NRCS (2020) |
Eukaryota | Plantae | Spermatophyta | Securigera varia (crown vetch) | Present | Introduced | | US Forest Service (2016) |
Eukaryota | Plantae | Spermatophyta | Senecio vulgaris | Present | Introduced | | CABI (Undated) |
Eukaryota | Plantae | Spermatophyta | Setaria verticillata (bristly foxtail) | Present | Introduced | | USA, USDA-NRCS (2008) |
Eukaryota | Plantae | Spermatophyta | Setaria viridis (green foxtail) | Present | | | Lorenzi and Jeffery (1987) |
Eukaryota | Plantae | Spermatophyta | Sidalcea candida | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Silene latifolia subsp. alba (white campion) | Present | Introduced | | GBIF (2015); USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Sisymbrium irio | Present | Introduced | | USDA-ARS (2013) |
Eukaryota | Plantae | Spermatophyta | Solanum carolinense (horsenettle) | Present | | | EPPO (2022) |
Eukaryota | Plantae | Spermatophyta | Solanum rostratum (prickly nightshade) | Present | Introduced | | Randall (2012); USDA-ARS (2014) |
Eukaryota | Plantae | Spermatophyta | Solidago canadensis (Canadian goldenrod) | Present | Native | | USDA-NRCS (2014) |
Eukaryota | Plantae | Spermatophyta | Solidago gigantea (giant goldenrod) | Present | Native | | USDA-NRCS (2004) |
Eukaryota | Plantae | Spermatophyta | Solidago nemoralis (grey goldenrod) | Present | Native | | USDA-NRCS (2009) |
Eukaryota | Plantae | Spermatophyta | Sonchus arvensis (perennial sowthistle) | Present | | | USDA (1970) |
Eukaryota | Plantae | Spermatophyta | Sonchus asper (spiny sow-thistle) | Present | Introduced | | USDA-NRCS (2018) |
Eukaryota | Plantae | Spermatophyta | Sonchus oleraceus (common sowthistle) | Present | Introduced | Invasive | USDA-NRCS (2014) |
Eukaryota | Plantae | Spermatophyta | Symphyotrichum novae-angliae | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Tagetes erecta (Mexican marigold) | Present | Introduced | | USDA-NRCS (2018) |
Eukaryota | Plantae | Spermatophyta | Tamarix chinensis (five-stamen tamarisk) | Present | Introduced | Invasive | USDA-NRCS (2005) |
Eukaryota | Plantae | Spermatophyta | Tamarix ramosissima (saltcedar) | Present, Widespread | Introduced | Invasive | Baum (1967); Crins (1989) |
Eukaryota | Plantae | Spermatophyta | Tanacetum vulgare (tansy) | Present | Introduced | | USDA-NRCS (2016) |
Eukaryota | Plantae | Spermatophyta | Taraxacum officinale complex (dandelion) | Present, Widespread | Introduced | | USDA-NRCS (2004) |
Eukaryota | Plantae | Spermatophyta | Tribulus terrestris (puncture vine) | Present | | | Lorenzi and Jeffery (1987) |
Eukaryota | Plantae | Spermatophyta | Typha angustifolia (lesser bulrush) | Present | | | Anderson (1990); USDA-NRCS (2007); Chambers et al. (2008) |
Eukaryota | Plantae | Spermatophyta | Typha domingensis (southern cattail) | Present, Localized | Native | | Smith (2000) |
Eukaryota | Plantae | Spermatophyta | Typha latifolia (broadleaf cattail) | Present | Native | | USA, USDA-NRCS (2010) |
Eukaryota | Plantae | Spermatophyta | Typha x glauca (hybrid cattail) | Present | | Invasive | USA, USDA-NRCS (2008) |
Eukaryota | Plantae | Spermatophyta | Urtica dioica (stinging nettle) | Present | Native | | Carey (1995) |
Eukaryota | Plantae | Spermatophyta | Ventenata dubia (North Africa grass) | Present | Introduced | Invasive | BONAP (2015); USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Verbascum thapsus (common mullein) | Present | Introduced | Invasive | USDA-NRCS (2014) |
Eukaryota | Plantae | Spermatophyta | Verbesina encelioides (golden crownbeard) | Present | Native | | USDA-NRCS (2012); EPPO (2022) |
Eukaryota | Plantae | Spermatophyta | Veronica serpyllifolia (thymeleaf speedwell) | Present | | | CABI Data Mining (2011) |
Eukaryota | Plantae | Spermatophyta | Vicia villosa (hairy vetch) | Present | Introduced | | USDA-NRCS (2015) |
Eukaryota | Plantae | Spermatophyta | Xanthium strumarium (common cocklebur) | Present | | | CABI (Undated) |
Virus | | | Potato spindle tuber viroid (spindle tuber of potato) | Absent, Eradicated | | | CABI and EPPO (2014); EPPO (2022) |
Virus | | | Tomato spotted wilt orthotospovirus (tomato spotted wilt) | Present | | | UK, CAB International (1978); EPPO (2022) |
Virus | | | Wheat streak mosaic virus (wheat streak) | Present, Widespread | Introduced | | UK, CAB International (1982); Burrows et al. (2009) |