COMMON NAME GENUS SPECIES SUBSPECIES[1] DATE[2] NATIVE RANGE INTRODUCTION RANGE[3]
fungus biocontrol; anthracnose Colletotrichum gloeosporoides 1976 Panama northern Queensland, Hawaii
fungus biocontrol; black cherry Chondrotereum purpureum North America (eastern) Britain, Netherlands
fungus biocontrol; citrus strangler fig Phytophthora palmivora 1981[4] South America? USA
fungus biocontrol; gypsy moth Entomophaga maimaiga 1920 Eurasia (USA northeastern)
fungus biocontrol; Koster's curse leaf spot Colletotrichum gloeosporoides clidemiae 1988 South America? Hawaiian Islands
fungus biocontrol; mimosa Phloeosporella coelomycetes Mexico (tropical) Australia
fungus biocontrol; morrenia Phytophthora citrothora South America Florida
fungus biocontrol; mosquito Lagenidium gigantium 1991[5] USA USA
fungus biocontrol; northern joint vetch Colletotrichum gloeosporoides 1982[6] South America? USA
fungus biocontrol; plants Fusarium salani unknown Hawaiian Islands
fungus biocontrol; Pythium Trichoderma harziarum KRLAG2 1990[7] USA USA
fungus biocontrol; Pythium/Rhizoctonia Gliocladium virens GL21 1990[8] USA USA
fungus biocontrol; river thoroughwort Cercosporella spp. 1975 Jamaica Oahu
fungus biocontrol; river thoroughwort Entyloma spp. Middle America Hawaiian Islands
fungus biocontrol; rust knapweed Puccinia jaceae 1980 Eurasia? Canada
fungus biocontrol; rust mimosa Diabole cubensis Mexico (tropical) Australia
fungus biocontrol; rust musk thistle Puccinia carduorum 1988 Turkey USA
fungus biocontrol; rust skeletonweed Puccinia chondrillina 1970 Europe Australia, California, Washington
fungus biocontrol; water hyacinth Cercospora rodmanii South America (USA southeastern), Australia, India, Thailand, Malaysia, subsaharan Africa
fungus biocontrol; wood rot A Trichoderma harziarum ATCC20476 1990[9] USA USA
fungus biocontrol; wood rot B Trichoderma polysporum ATCC20475 1990[10] USA USA
fungus; apple scab Venturia inaequalis 1930 Europe Nova Scotia
fungus; beech bark disease A Coccinea faginata[11] 1932 Europe Nova Scotia, Maine (1932), Smokey Mountains (1990)
fungus; beech bark disease B Nectria galligena[12] 1932 Europe Nova Scotia, Maine (1932), Smokey Mountains (1990)
fungus; black sigatoka Mycosphaerella fijiensis difformis 1981 Indonesia Bamaga, Torres Strait Islands Queensland
fungus; blight chestnut   Cryphonectria [Endothia] parasitica 1904 China USA (northern), Europe
fungus; blight chickpea Aschochyta rabiei 1980 unknown USA
fungus; blight diplodia shoot Sphaeropsis sapinea [Diplodia pinea] North America New Zealand
fungus; blight potato  Phytophthora infestans Europe North America
fungus; canker butternut Sirococcus clavigignenti-juglandacearum 1967 unknown (USA northeastern)
fungus; canker citrus Xanthomonas [Xanthomas] campestris [camestris] citri 1910 Eurasia Texas, Florida (1983)
fungus; canker European larch Lachnellula [Dasyscypha] willkommii 1927 Europe USA (eastern)
fungus; canker scleroderris Ascocalyx [Gremmeniella] abietina 1975 Europe USA (northern)
fungus; chestnut root  Phytophthora cinnamomi 1824 Eurasia (USA southeastern), Western Australia
fungus; dogwood anthracnose Discula destructiva 1976 Asia (eastern) USA (northern)
fungus; Dutch elm disease Ophiostoma [Cerastomella] ulmi 1930 Eurasia North America (OH), England (1927), Europe
fungus; jassid rhododendron bud blast Pycnosteanus azaleae 1933 North America England
fungus; poplar rust parasitic Cladosporium tenuissimum 1975 Europe? Australia
fungus; Port Orford root disease Phytophthora lateralis 1923 Asia (eastern) (USA western)
fungus; rust American Larch-poplar melaspora Melampsora medusae deltoidae 1990 USA (eastern) (USA western), New Zealand (1975)
fungus; rust black stem Puccinia graminis unknown USA
fungus; rust chrysanthemum Puccinia chrysanthemi [tanaceti] 1990 unknown USA
fungus; rust chrysanthemum white Puccinia horiana 1990 unknown USA
fungus; rust coffee Hemileia vastatrix 1970 Africa, New Guinea Middle America, Australia (eradicated 1965)
fungus; rust Eurasian Larch-poplar Melaspora Melampsora larici-populina 1990 Eurasia (USA western), New Zealand, Australia (1975)
fungus; rust soybean Phakospora pachyrhizi unknown USA
fungus; rust wheat Puccinia recondita Eurasia USA
fungus; rust white pine blister Cronartium ribicola 1892 Eurasia USA (northern), Europe
fungus; smut boil maize [corn] Ustilago maydis 1911 Europe New South Wales
fungus; smut maize head [corn] Sphacelothica reiliana Europe Australia
fungus; smut Manchurian rice Ustilago esculenta 1990 China USA
fungus; spruce Chrysomyxa Chrysomyxa rhododendri unknown Europe
fungus; woodwasp Amylostereum spp. Eurasia Australia, New Zealand, South America
phytoplankton; algae green lake Nitellopsis obtusa 1980 unknown Great Lakes
phytoplankton; algae red Acanthophora Acanthophora spicifera western Pacific Hawaiian Islands
phytoplankton; algae red Asparagopsis Asparagopsis armata [Falkenbergia rufolanosa] 1923 Australia North Sea, Mediterranean
phytoplankton; algae red Hypnea Hypnea musciformis Florida Hawaiian Islands
phytoplankton; diatom Indo-Pacific Biddulphia sinensis 1903 Indian, Pacific Oceans North Sea
plant aquatic; alisima spearleaf Alisima lanceolatum unknown Australia
plant aquatic; Alteranthera A alligatorweed Alternanthera [Teleranthera] philoxeroides 1894 South America South Carolina-Florida, Louisiana 1960, California, Australia (1945), India 1965
plant aquatic; Alteranthera B alligatorweed nodding Alternanthera nodiflora Australia (southern)? Europe
plant aquatic; Alternanthera C joyweed sessile Alternanthera sessilis South America? USA
plant aquatic; Alternanthera D khaki weed Alternanthera repens [pungens] South America? Australia
plant aquatic; Azollo A Azollo filiculoides 1870 Middle America Europe (central, southern), Australia
plant aquatic; Azollo B Azollo caroliniana 1870 Middle America Europe (central, southern)
plant aquatic; beardgrass A [ditch beard grass] Polypogon interruptus Europe North America
plant aquatic; beardgrass B [rabbitfoot grass] Polypogon monspeliensis Eurasia? Australia, Tristan de Cunha
plant aquatic; beardgrass C [water polypogon] Polypogon semiverticillatus Europe North America
plant aquatic; beardgrass D [beardless rabbitsfoot grass] Polypogon viridis Europe North America
plant aquatic; Calla Calla palustris North America England
plant aquatic; cattail [bullrush] Typha latifolia 1970 North America New South Wales
plant aquatic; cattail dwarf Japanese Typha minima Eurasia North Carolina
plant aquatic; cress E Thlaspi alliaceum 1968 unknown Mt. Kenya
plant aquatic; duckweed Lemna minor unknown USA
plant aquatic; Elecharis Eleocharis spp. unknown Australia
plant aquatic; frog-bit European Hydrocharis morsus-ranae Europe USA
plant aquatic; grass canary Phalaris canariensis 1873 Europe? Chatham Is., USA
plant aquatic; grass Harding Phalaris aquatica Europe? USA
plant aquatic; grass large canary Phalaris tuberosa stenoptera 1884 Europe? Toowoomba Queensland Australia, USA
plant aquatic; grass littleseed canary Phalaris minor Europe? USA
plant aquatic; grass Para A[13] Brachiaria [Urochloa] mutica Africa (tropical), Brazil Northern Territory (Australia), Hawaii
plant aquatic; grass Para B Brachiaria subquadripara Eurasia USA
plant aquatic; grass reed sweet [great manna grass] Glyceria maxima Europe Australia (southern), Finland
plant aquatic; grass West Indian marsh Hymenachne amplexicaulis West Indies USA
plant aquatic; Hydrilla [water thyme; Florida elodea] Hydrilla verticillata 1955 Sri Lanka Tampa Florida, Sacramento California (1976), Panama, Fiji, New Zealand, Philippines
plant aquatic; hygro green [Indian swampweed] Hygrophila polysperma Asia (southern) USA
plant aquatic; kelp Japanese [japweed] Undaria pinnatifida Japan Tasmania, France, Britain
plant aquatic; Lagarosiphon Lagarosiphon major 1950 South Africa New Zealand, Britain, France, Mascarenes, Italy
plant aquatic; Leerzia Leersia oryzoides unknown Australia
plant aquatic; Lilaea Lilaea scilloides unknown Australia
plant aquatic; loosestrife A garden Lysimachia punctata Europe USA (eastern), southern Poland
plant aquatic; loosestrife B Lythrum hyssopifolium 1800 Europe Australia
plant aquatic; loosestrife C purple [14] Lythrum salicaria 1790 Eurasia USA (northern)
plant aquatic; loosestrife D Lythrum virgatum Eurasia USA
plant aquatic; Lotus Lotus subbiflorus Eurasia? USA
plant aquatic; Lotus birdsfoot trefoil Lotus corniculatus Europe Wisconsin, USA (eastern)
plant aquatic; millet hairy  Enchinochloa oryzoides unknown Australia
plant aquatic; naiad slender-leaved Najas minor unknown USA
plant aquatic; Nuphar Nuphar lutea unknown Australia
plant aquatic; nutsedge A [umbrella plant] Cyperus alternifolius Europe USA
plant aquatic; nutsedge B [yellow] Cyperus esculentus Europe? (USA western)
plant aquatic; nutsedge C Cyperus haspan Europe USA
plant aquatic; nutsedge D [dwarf papyrus] Cyperus prolifer Europe USA
plant aquatic; nutsedge E [round] Cyperus rotundus Europe? Hawaiian Islands
plant aquatic; nutsedge European Cyperaceae spp. 1500 Eurasia West Indies, South America, Australia
plant aquatic; nutsedge F [paper] Cyperus papyrus 1950 Egypt, Sudan Louisiana
plant aquatic; nutsedge G Cyperus congestus South Africa Tristan de Cunha
plant aquatic; nutsedge H Cyperus tenellus South Africa Tristan de Cunha
plant aquatic; papyrus Cyberus papyrus Africa Australia
plant aquatic; papyrus false Cyberus involucratus Africa? Australia
plant aquatic; para grass[15] Urochloa mutica unknown USA
plant aquatic; pennywort Hydrocotyle bonariensis unknown Australia
plant aquatic; pennywort marsh Hydrocotyle verticillata unknown USA
plant aquatic; Polygonum A Japanese knotweed [bamboo; cowgrass, smartweed] Polygonum [Fallopia, Reynoutria] japonica [cuspidatum, compactum] 1663 Asia (eastern) Japan, Korea, Manchuria New England (obs. John Josselyn), New Zealand (1850), Britain (1825), Germany, North America (1850), Wisconsin, Gainesville Florida, (USA southern)
plant aquatic; Polygonum B Sakhalin knotweed Polygonum [Reynoutria] sachalinensis[16] Asia northern, central Europe
plant aquatic; Polygonum C American [smartweed] Polygonum perpensylvanicum North America? Australia
plant aquatic; Polygonum D bird's foot knotweed Polygonum aviculare 1873 Eurasia? Chatham Is., USA, Tristan de Cunha, Australia
plant aquatic; Polygonum E black bindweed [smartweed, climbing buckwheat] Polygonum convolvulus Eurasia Wisconsin, USA (northern)
plant aquatic; Polygonum F bunchy knotweed [bristled knotweed] Polygonum cespitosum Eurasia? USA
plant aquatic; Polygonum G cultivated knotweed Polygonum polystachyum Europe North America
plant aquatic; Polygonum H Japanese fleeceflower Polygonum sachalinense Europe North America
plant aquatic; Polygonum I Japanese knotweed Polygonum cuspidatum Eurasia? USA
plant aquatic; Polygonum J kamole Polygonum galbrum Eurasia? USA
plant aquatic; Polygonum K knotweed Polygonum capitatum Eurasia? USA
plant aquatic; Polygonum L lady's thumb Polygonum persicaria Eurasia? USA
plant aquatic; Polygonum M lady's thumb [smartweed] Polygonum persicaria Europe North America
plant aquatic; Polygonum N prince's feather [smartweed] Polygonum orientale Eurasia? Australia
plant aquatic; Polygonum O silver-sheathed knotweed Polygonum argyrocoleon Eurasia? USA
plant aquatic; Polygonum P tearthumb [smartweed, mile-a-minute vine; Devils tail] Polygonum perfoliatum 1930 Asia USA (eastern)
plant aquatic; Polygonum Q water smartweed Polygonum punctatum Europe North America
plant aquatic; Polygonum R willow-weed Polygonum lapathifolium Eurasia? USA
plant aquatic; Polygonum S Polygonum acuminatum 1000 Peru Easter Is.
plant aquatic; pondweed curley Potamogeton crispus Europe Wisconsin, USA (northern)
plant aquatic; reed Burma Neyraudia reynaudiana Asia (southeastern) Florida
plant aquatic; reed common Phragmites communis 1700 Europe North America
plant aquatic; reed giant [wild cane] Arundo donax Europe California, Australia
plant aquatic; reed totora Scirpus riparius paschalis 1000 Peru Easter Is.
plant aquatic; reedgrass Canary Phalaris arundinaceae 1770 Europe Wisconsin, Australia, New Zealand
plant aquatic; rice A Oryzae spp. 800 east India, southern China Asia (southeastern)/Indonesia, Mariana Is. <1500, Peru 1535
plant aquatic; rice B Manchurian Zizania latifolia 1988 Asia (eastern) USA
plant aquatic; rush A spiny Juncus acutus North America? Australia
plant aquatic; rush B jointed Juncus articulatus North America? Australia
plant aquatic; rush C Juncus ensifolius North America? USA
plant aquatic; rush D grassleaf Juncus marginatus North America? USA
plant aquatic; rush E Juncus planifolius North America? USA
plant aquatic; rush F Juncus macer 1888 North America Bialowieza Forest Poland, Tristan de Cunha
plant aquatic; rush G Juncus bufonis North America Tristan de Cunha
plant aquatic; rush H Juncus tenuis 1824 North America Holland, southern Germany 1834, northern Germany 1838, Alps 1883
plant aquatic; rush I flowering Butomus umbellatus Asia (eastern) Wisconsin, USA (northern)
plant aquatic; rush scouring Episictum hymale Eurasia North Carolina
plant aquatic; Saggitatia Engelmann Sagittaria graminea Argentina, Uraguay, Paraguay? Australia
plant aquatic; Sagittaria arrowhead A Sagittaria latifolia Argentina, Uraguay, Paraguay Australia
plant aquatic; Sagittaria arrowhead B Sagittaria montevidensis Argentina, Uraguay, Paraguay Australia
plant aquatic; Sagittaria grassy Sagittaria graminea Argentina, Uraguay, Paraguay? Australia
plant aquatic; Salvinia [weedy, aquatic fern; kariba plant forb; African payal] Salvinia molestus [molesta][17] 1943 (Brazil southeastern) South Carolina (1995), Australia (1952), South AfricaNamibia (1949), Sepic New Guinea (1971), India, Sri Lanka, Singapore, Malaysia, Philippines, Indonesia, New Zealand
plant aquatic; Salvinia golden [African payal][18] Salvinia auriculata 1933 Middle America Germany, Sri Lanka 1939, Zambezi 1950, Congo 1965, Australia
plant aquatic; Sarracenia Sarracenia purpurea North America England
plant aquatic; Scirpus Scirpus cernuus North America Tristan de Cunha
plant aquatic; sedge broom Andropogon virginicus 1920 (USA southeastern) Australia, Hawaii (1932)
plant aquatic; sedge Long's Carex longii unknown USA
plant aquatic; Shoenoplectus Schoenoplectus prolifer unknown Australia
plant aquatic; starwort[19] Callitriche hamulata Europe? Australia
plant aquatic; sweetgrass glaucous [white] Glyceria declinata Europe? Australia
plant aquatic; Thalia Thalia dealbata unknown Australia
plant aquatic; water chestnut Trapa nutans 1884 Asia (eastern) USA (northern), Wisconsin, Australia, Potomac River 1956
plant aquatic; water hyacinth [aquape; falkumbi] Eichhornia crassipes 1829 South America Europe, Egypt 1880, (USA southeastern1894), South Africa 1900, Australia 1906, India, Thailand, Malaysia, subsaharan Africa[20]
plant aquatic; water hyacinth rooted Eichhornia asurea South America USA
plant aquatic; water lettuce Pistia stratiotes 1700 South America Florida, South Africa, Zambia, Maylasia, Philippines, Thailand, Australia
plant aquatic; water lilly arum  Zantedeschia aethiopica Africa North America, Australia
plant aquatic; water lilly Cape pond A Aponogeton distachyos South Africa Australia
plant aquatic; water lilly Cape pond B Nymphaea capensis South Africa Australia
plant aquatic; water lilly flava  Nymphaea flava Middle America? Australia
plant aquatic; water lilly hot springs lotus  Nymphaea lotus thermalis Middle America? Europe (eastern)
plant aquatic; water lilly Mexican  Nymphaea mexicana Middle America Australia
plant aquatic; water lilly tuber  Nymphaea tuberosa Europe? Australia
plant aquatic; water lilly white Nymphaea alba Europe? Australia
plant aquatic; water parsnip broadleaf  Sium latifolium unknown Australia
plant aquatic; water primrose Australian Ludwigia peploides Australia Middle America, South America
plant aquatic; water primrose marsh Ludwigia palustris Australia? Australia, USA
plant aquatic; water primrose Peruvian [marsh purslane] Ludwigia peruviana South America (western) Australia, USA
plant aquatic; water primrose willow [kamole] Ludwigia octovalvis Australia? Hawaiian Islands
plant aquatic; water speedwell A ivy-leaved Veronica hederifolia unknown USA
plant aquatic; water speedwell B blue  Veronica anagallis-aquatica Europe Australia, (USA western)
plant aquatic; water speedwell C pink Veronica catenata 1785 North America (eastern) Italy
plant aquatic; water speedwell corn Veronica arvensis 1968 Europe? Mt. Kenya, USA
plant aquatic; water speedwell D Veronica filiformis 1791 Caucasus Poland, Marseille 1893, Geneva 1927, Munich 1929, Alps 1930, northern Europe 1950
plant aquatic; water speedwell E thyme Veronica serpyllifolia Europe (USA southwestern), Tristan de Cunha
plant aquatic; water speedwell F Veronica persica [tournefortii] 1800 Caucasus Europe 1830, Tatra Nat. Park Poland 1932
plant aquatic; water speedwell G Veronica agrestis Europe? Tristan de Cunha
plant aquatic; water spinach [Asian] Ipomoea aquatica 1979 South America[21] Florida
plant aquatic; water starwart Callitriche stagnalis 1850 Europe North America
plant aquatic; water weed Canadian Elodea canadiensis 1836 North America Ireland, England 1847, France 1860, Belgium 1860, Holland 1859, Germany 1860, Denmark 1867, Sweden 1873, Finland 1884, Switzerland 1880, Scandenavia, Russia, central Europe Alps 1894, New South Wales/Victoria Australia (1860), Scotland (1842)
plant aquatic; water weed Elodea leafy [Brazilian, giant waterweed] Elodea [Egeria] densa 1970 Brazil New Zealand, Australia, Hawaii
plant aquatic; water weed Nutall's Elodea nutallii North America England
plant aquatic; watercress A [leko] Nasturium microphyllum[22] Eurasia? USA, Hawaii
plant aquatic; watercress Australian field cress Rorippa austriaca Australia USA
plant aquatic; watercress B [white; true] Rorippa nasturtium-aquaticum [Nasturium officinale] 1800 Eurasia Wisconsin, New Zealand, Tristan de Cunha
plant aquatic; watercress creeping yellow Rorippa sylvestris Eurasia? USA
plant aquatic; watercress great Rorippa amphibia Eurasia? USA, Tristan de Cunha
plant aquatic; watercress one-row Rorippa microphylla Eurasia? Australia
plant aquatic; watermilfoil Brazilian A [parrot's feather] Myriophyllum aquaticum [braziliense] Brazil, Peru, Argentina, Chile, Uruguay Australia, Texas, South Africa
plant aquatic; watermilfoil Brazilian B [parrot's feather] Myriophyllum brasiliense South America USA
plant aquatic; watermilfoil Eurasian [spiked water-milfoil] Myriophyllum spicatum 1942 Eurasia Wisconsin, Lake George, Great Lakes
plant aquatic; weed pickerel Pontederia cordata North America Australia
plant aquatic; weed rice Monochoria vaginalis Asia (eastern) Eurasia, Africa
plant aquatic; yellow flying [floating] hearts Nymphoides spp. Europe USA (eastern)
plant fern; Asian sword fern Nephrolepis multiflora Asia (eastern) USA
plant fern; asparagus fern Asparagus densiflorus Europe? USA
plant fern; asparagus garden Asparagus officinalis Europe? USA
plant fern; bracken Pteridium aquilinum 1500 West Indies, South Africa Europe
plant fern; downy wood Thelypteris parasitica unknown USA
plant fern; fern Asian climbing [Old World] Lygodium microphyllum Asia (eastern) Florida
plant fern; fern cinnamon Osmunda cinnamonea Asia (eastern) North Carolina
plant fern; fishtail fern [hi'u-I'a] Nephrolepis falcata Asia (eastern) USA, Hawaii
plant fern; forked Dicranopteris flexuosa 1980 unknown USA
plant fern; golden  Pityrogramma austroamericana South America USA
plant fern; incised halberd Tectaria incisa Asia (eastern) USA
plant fern; Japanese climbing Lygodium japonicum Japan Florida-Texas
plant fern; oak [pai'i'iha] Thelypteris dentata unknown Hawaiian Islands
plant fern; oriental vessel Angiopteris evecta Asia (eastern) USA
plant fern; silver  Pityrogramma calomelano South America USA
plant fern; tuber sword fern Nephrolepis cordifolia Asia (eastern) USA
plant forb; Acaena Acaena anserinifolia Australia (southern) Europe
plant forb; adder's tongue Erythronium propullans[?] 1663 Eurasia New England (obs. John Josselyn)
plant forb; Adiantum A Adiantum hispidulum unknown USA
plant forb; Adiantum B [numhawai'] Adiantum raddia unknown USA, Hawaii
plant forb; Agave American Agave americana North America Mediterranean
plant forb; Agave century plant Schott's Agave schottii (USA southwestern), Mexico USA
plant forb; Agave sisal [hemp] Agave sisalana Middle America? USA
plant forb; akee 1750 Old World West Indies
plant forb; alfalfa Medicago denticulata Mediterranean Australia
plant forb; alfalfa Medicago minima Mediterranean Australia
plant forb; alfalfa [lucerne] Medicago sativa Eurasia Utah, Australia
plant forb; alfalfa clover bur Medicago hispida Europe (USA southwestern)
plant forb; alfalfa medick black [nonesuch; hop medic] Medicago lupulina Eurasia (USA southwestern)
plant forb; alfalfa wild polymorphic Medicago polymorpha Eurasia Hawaii, worldwide
plant forb; allseed Polycarpon tetraphyllum unknown USA, Tristan de Cunha
plant forb; amaranth slender Amaranthus viridispakai Asia (eastern)? USA
plant forb; Anagallis Anagallis arvensis 1873 unknown Chatham Islands, Tristan de Cunha 1900
plant forb; Anemone Hupeh Anemone hupehensis China Hawaii
plant forb; anoda, spurred Anoda cristata USA (southern) New Jersey, USA
plant forb; Anthurium Anthurium spp. Middle America Hawaiian Islands
plant forb; aroid [puraka, pulaka] Cyrtosperma chamissonis 800 Indonesia Melanesia
plant forb; artichoke Jerusalem Helianthus tuberosus 1650 Great Plains South America, USA (eastern), central Europe
plant forb; Asian spiderwort [akaneilima] Murdannia keis unknown USA, Hawaii
plant forb; Aster Aster spp. North America Europe
plant forb; Aster large Aster macrophyllus USA (central) Maryland
plant forb; baby's breath A Gypsophila elegans Eurasia Wisconsin, USA (northern)
plant forb; baby's breath B Gypsophila paniculata Eurasia Wisconsin, USA (northern)
plant forb; bagpod Glottidium vesicarium unknown USA
plant forb; balloon plant Asclepias physocarpa North America USA
plant forb; balm lemon Melissa officinalis unknown USA
plant forb; basil domestic Ocimum basilicum 1550 Europe USA
plant forb; basil wild Satureja vulgaris 1550 Europe Rio de Janeiro Brazil
plant forb; basketplant Callisia fragrans unknown USA
plant forb; Bassia five-hook Bassia hyssopifolia unknown USA
plant forb; bean Burma New World Old World
plant forb; bean butter New World Old World
plant forb; bean common Phaseolus vulgaris 1606 New World Santa Cruz Is., Old World
plant forb; bean curry New World Old World
plant forb; bean European broad [faba] Vicia faba 1600 Europe New World
plant forb; bean French New World Old World
plant forb; bean frijole New World Old World
plant forb; bean haricot 1542 New World Old World
plant forb; bean kidney New World Old World
plant forb; bean lima Phaseolus lunatus 1600 New World Old World
plant forb; bean Madagascar New World Old World
plant forb; bean navy New World Old World
plant forb; bean pole New World Old World
plant forb; bean Rangoon New World Old World
plant forb; bean sieva New World Old World
plant forb; bean snap Phaseolus vulgaris New World Old World
plant forb; bean string 1600 New World Old World
plant forb; bean-caper Syrian Zygophyllum fabago Eurasia (USA northwestern)
plant forb; beardtongue large-flowered Penstemon grandiflorus USA (central) USA (eastern)
plant forb; bears breeches common[23] Aeanthus mollis Europe (southern) North Carolina
plant forb; beautyberry Asian[24] Callicarpa dichotoma China, Japan North Carolina
plant forb; beautyleaf Calophyllum antillanum West Indies USA
plant forb; bee balm [Oswego tea] Monarda didyma (USA southeastern) (USA northeastern)
plant forb; beefsteak miniature Mosla dianthera unknown USA
plant forb; beefsteak plant Perilla frutescens unknown USA
plant forb; beet sugar Beta vulgaris Europe worldwide
plant forb; beggarticks A hairy Bidens pilosa North America USA, Europe
plant forb; beggarticks B long-bracted Bidens polylepis North America USA, Europe
plant forb; beggarticks C Bidens radiatus North America Europe
plant forb; beggarticks D Bidens cernuus North America Europe
plant forb; beggarticks E Bidens frondosus North America Europe
plant forb; beggarticks F Bidens bipinnatus North America Europe
plant forb; Bergenia heart-leaf [25] Bergenia cordifolia Siberia North Carolina
plant forb; bindweed A Convolvulus erubescens Australia (xeric) Australia (mesic)
plant forb; bindweed B field Convolvulus arvensis Eurasia USA, southern Canada, Tristan de Cunha
plant forb; bindweed C hoary Convolvulus equitans [incanus] Eurasia (USA southwestern)
plant forb; bird-of-paradise Strelitzia reginae Africa Hawaiian Islands
plant forb; bishopweed [Javawood] Bischofia javanica Indonesia USA
plant forb; bitter Hymenoxys odorata unknown (USA western)
plant forb; Blechnum Blechnum glandulosum unknown USA
plant forb; bleeding heart Asian [common] Dicentra spectabilis Japan USA (eastern)
plant forb; bloodwort 1663 Eurasia New England (obs. John Josselyn)
plant forb; blue weed Texas Helianthus ciliarus USA (central) USA
plant forb; bluet mountain Centaurea montana Europe North Carolina
plant forb; Boltonia Boltonia asteroides Asia (central, northeastern) North Carolina
plant forb; Bougainvillea Bougainvillea buttiana Middle America Hawaiian Islands
plant forb; bouncing bet [soapwort] Saponaria officinales Europe Wisconsin, North America
plant forb; bristletips Oxyspora paniculata unknown Hawaiian Islands
plant forb; broccoli [Italian] Brassica oleracea italica Eurasia worldwide
plant forb; broom bridal Retama monosperma unknown USA
plant forb; broomrape A Orobanche ramosa (nana, mutellii) Mediterranean South Africa, Mali, Australia, Cuba, Central America, California, Texas, Nepal, India, Russia, New Zealand
plant forb; broomrape B Orobanche minor Europe, Africa South Africa, Australia, New Zealand, USA (eastern)
plant forb; broomrape C Orobanche cernua (australiana) Europe, Africa South Africa, Australia, New Zealand, USA (eastern)
plant forb; broomrape D Orobanche crenata Mediterranean Britain, Sweden
plant forb; brussel sprouts Brassica oleracea gemmifera Eurasia worldwide
plant forb; bugleweed creeping Ajuga reptans unknown USA
plant forb; bugloss A common [alkanet, anchusa] Anchusa officinalis Eurasia (USA northwestern)
plant forb; bugloss B viper's [European, blueweed, blue thistle, blue devil, snake flower] Echium vulgare 1683 Europe USA (northern), Australia
plant forb; bugseed Corispermum hyssopifolium unknown USA
plant forb; Bunias Bunias orientalis 1750 Armenia Baltic, France 1814, Alps 1900, Tatra Nat. Park Poland 1930
plant forb; burbrush Triumfetta semitriloba South America Easter Is., USA
plant forb; burdock A common Arctium minus 1880 Eurasia Wisconsin, New Zealand, North America
plant forb; burdock B great Arctium lappa Eurasia? USA
plant forb; burnet European great Sanguisorba officinalis Europe USA (eastern)
plant forb; burnet garden Sanguisorba minor Europe USA (eastern)
plant forb; burweed lawn Soliva sessilis unknown USA
plant forb; buttercup A bulbous Ranunculus bulbosus Eurasia? USA
plant forb; buttercup B bur Ranunculus testiculatus Eurasia? USA
plant forb; buttercup C celery Ranunculus sceleratus Eurasia? Australia
plant forb; buttercup D common [tall] Ranunculus acris Europe USA (eastern), Tristan de Cunha
plant forb; buttercup E creeping Ranunculus repens 1873 Eurasia? Chatham Is., Australia
plant forb; buttercup F sharp Ranunculus muricatus Eurasia? Australia
plant forb; butterfly weed [lau-lele] Asclepias curassavica North America USA, Hawaii
plant forb; cabbage head Brassica oleracea capitata Eurasia worldwide
plant forb; cabbage wild Caulanthus crassicaulis 1770 Eurasia New Zealand
plant forb; Caesar's weed Urena lobata unknown USA
plant forb; camphorweed A Heterotheca subaxillaris (USA southeastern) (USA northeastern)
plant forb; camphorweed B [sepi] Pluchea symphytifolia Eurasia? Hawaiian Islands
plant forb; camphorweed C Indian Pluchea indica Eurasia? Hawaiian Islands
plant forb; campion A bladder Silene cucubalus Eurasia? USA
plant forb; campion B bladder Silene vulgaris Eurasia Wisconsin, USA (northern)
plant forb; campion C English Silene anglica 1873 Europe Chatham Is.
plant forb; campion D night-flowering catchfly Silene noctiflora Europe USA (eastern)
plant forb; campion E red [26] Lychnis dioica Europe USA (eastern)
plant forb; campion F rose [27] Lychnis coronaria Mediterranean North Carolina
plant forb; campion G small-flowered catchfly Silene gallica Eurasia? USA
plant forb; campion H white Silene latifolia alba Eurasia? USA
plant forb; campion I white [evening lychnis][28] Lychnis alba Europe USA (eastern)
plant forb; campion J Maltese cross Lychnis chalcedonica Asia Minor (USA northeastern)
plant forb; campion K ragged robin Lychnis flos-cuculi Europe (USA northeastern)
plant forb; canistel Pouteria campechiana Middle America USA
plant forb; Canna [poloke] Canna indica India? Hawaiian Islands
plant forb; capeweed Arctotheca calendula unknown USA
plant forb; Cardamine soft [bittercress] Cardamine flexuosa Asia (eastern)? Hawaiian Islands, New Jersey
plant forb; cardamom Elettaria cardomomum India Sri Lanka
plant forb; carpetweed Mollugo verticillata Europe? New Jersey, USA
plant forb; carrot Daucus carota sativa Europe worldwide
plant forb; Cassia A climbing[29] Cassia coluteoides unknown USA
plant forb; Cassia B sickle-pod[30] Cassia obtusifolia unknown USA
plant forb; catnip Nepeta cataria Eurasia North America
plant forb; cat's ear A [false dandelion, branching] Hypochoeris radicata 1873 Europe Chatham Is., Hawaiian Islands, New Jersey
plant forb; cat's ear B white Hypochoeris glaubra 1900 Eurasia Tristan de Cunha, Chatham Islands 1873
plant forb; cauliflower Brassica oleracea botrytis Eurasia worldwide
plant forb; celandine Chelidonium majus Europe Wisconsin, USA (eastern)
plant forb; celandine lesser Ranunculus ficaria Europe Wisconsin, USA (northern)
plant forb; celery Apium gravenolens 1800 Eurasia New Zealand
plant forb; centaury European [bitter herb] Centaurium erythraea Europe USA
plant forb; Cereus night-blooming Cereus undulates unknown USA
plant forb; chamomile corn Anthemis arvensis/tinctora 1550 Eurasia Peru, New Jersey
plant forb; charlock A Raphanus sativus 1873 Eurasia Chatham Islands, Tristan de Cunha 1900
plant forb; charlock B jointed Raphanus raphanistrum unknown USA
plant forb; chervil wild Anthriscus sylvestris unknown (USA northwestern)
plant forb; chickpea Cicer arietinum 1493 West Indies Eurasia
plant forb; chickweed A [mouse-ear, cheekweed] Cerastium vulgatum 1663 Eurasia New England (obs. John Josselyn)
plant forb; chickweed B Cerastrium caespitosum Europe? Tristan de Cunha
plant forb; chickweed C Cerastrium glomeratum 1873 Europe? Chatham Is.
plant forb; chickweed D Cerastrium triviale 1900 Europe? Tristan de Cunha
plant forb; chickweed E [hehine-hauli] Cerastium fontanum triviale Europe? USA, Hawaii
plant forb; chickweed F false jagged Lepyrodiclis holosteoides 1980 unknown USA
plant forb; chickweed G giant Myosoton aquaticum unknown USA
plant forb; chickweed H jagged Cerastium holosteoides unknown Tristan de Cunha
plant forb; chicory Cichorium intybus Old World Wisconsin, North America
plant forb; cinquefoil A common potentilla [silverweed] Potentilla anserina Europe (USA southwestern)
plant forb; cinquefoil B dwarf Potentilla simplex Europe? USA
plant forb; cinquefoil C rough-fruited [sulfur potentilla][31] Potentilla recta Europe USA (eastern)
plant forb; cinquefoil D silvery Potentilla argentea Europe? USA
plant forb; Clematis A yam-leaved [leatherleaf, Japanese] Clematis terniflora Asia (eastern) USA
plant forb; Clematis B old man's beard [herb aux gueux, traveller's joy] Clematis vitalba 1935 Europe (southern) New Zealand; South Australia; Oregon
plant forb; clover A Trifolium micranthum Eurasia Tristan de Cunha
plant forb; clover B Trifolium glommeratus Mediterranean Australia
plant forb; clover C alsike Trifolium hybridum Europe? USA
plant forb; clover D chili [Spanish] Desmodium sandwicense Europe? USA
plant forb; clover E Chinese silky bush [sericea lespedeza] Lespedeza cuneata Asia (eastern) Wisconsin, USA (northern)
plant forb; clover F crimson Trifolium incarnatum Europe USA
plant forb; clover G European [white] Melilotus alba [albus] 1500 Eurasia Virginia (1740), Wisconsin, Middle America, South America, New Zealand (1820)
plant forb; clover H European [white][32] Trifolium repens 1500 Eurasia Wisconsin, Middle America, South America, New Zealand (1820), Chatham Is. 1873, Tristan de Cunha
plant forb; clover I hop Trifolium agrarium Europe USA (central)
plant forb; clover J hop Trifolium aureum Europe USA (central)
plant forb; clover K Japanese Kummerowia striata unknown USA, Hawaii
plant forb; clover L Japanese Lespedeza striata Asia (eastern) (USA southeastern)
plant forb; clover M Korean Kummerowia stipulacea unknown USA
plant forb; clover N Korean Lespedeza stipulacea Asia (eastern) (USA southeastern)
plant forb; clover O least hop Trifolium dubium 1873 Europe Chatham Is., North America, Tristan de Cunha
plant forb; clover P low hop Trifolium campestre Europe North America
plant forb; clover Q rabbit-foot Trifolium arvense Europe? USA
plant forb; clover R red [33] Trifolium pratense Europe Wisconsin, USA (central)
plant forb; clover S rose [34] Trifolium hirtum 1946 Europe California
plant forb; clover T sour Melilotus indica [indicus] Eurasia? USA
plant forb; clover U Spanish [ka'imi] Desmodium incanum Europe Round Island (Mauritius), Hawaii
plant forb; clover V subterranean Trifolium subterraneum 1887 Europe? Victoria Australia
plant forb; clover W three-flowered beggarweed [tick trefoil] Desmodium triflorum Europe? USA, New Jersey
plant forb; clover X two-color Lespedeza bicolorbicolor Asia (eastern) USA
plant forb; clover Y yellow sweet Melilotus officinalis 1740 Europe Virginia, Wisconsin, USA (central)
plant forb; cockle corn Agrostemma githago 1750 Eurasia North America
plant forb; coltsfoot Tussilago farfara unknown USA
plant forb; columbine European Aquilegia vulgaris Europe USA (eastern)
plant forb; compherie [comfrey] Symphytum asperum 1663 Eurasia New England (obs. John Josselyn), North Carolina
plant forb; coneflower [black-eyed susan][35] Rudbeckia lacinata North America Japan, Ojcow Nat. Park (Pradnik Gorge) Poland
plant forb; Conyza A fleabane Canada Conyza canadensis canadensis South America? USA
plant forb; Conyza B horseweed Conyza canadensis South America? USA
plant forb; Conyza C South American Conyza bonariensis South America USA, Tristan de Cunha
plant forb; coralberry Symphoricarpos orbiculatus unknown USA
plant forb; Coreopsis garden [calliopsis] Coreopsis tinctoria Great Plains USA (eastern), (USA southwestern)
plant forb; Cosmos A Cosmos bipinnatus unknown USA
plant forb; Cosmos B Cosmos sulphureus unknown USA
plant forb; Cotula A Cotula anthemoides Australia Tristan de Cunha
plant forb; Cotula B [Australian brass buttons] Cotula australis Australia (southern) Europe
plant forb; cow parsnip A Heracleum lanatum Eurasia? USA
plant forb; cow parsnip B common Heracleum maximum Eurasia? USA
plant forb; cow parsnip C giant [hogweed] Heracleum mantegazzianum Russia Britain
plant forb; cowslip Prunula veris Europe North Carolina
plant forb; crabweed hairy Fatoua villosa unknown USA
plant forb; creeping bell Campanula rapunculoides unknown Wisconsin, USA (northern)
plant forb; creeping-oxeye A Complaya trilobata unknown USA
plant forb; creeping-oxeye B Bay Biscayne Wedelia trilobata Florida Hawaiian Islands
plant forb; cress A penny [field] Thlaspi arvense unknown USA
plant forb; cress B swine Coronopus didymus unknown USA, Tristan de Cunha
plant forb; cress C common winter [garden yellow rocket] Barbarea vulgaris Europe (USA northeastern)
plant forb; cress D early winter [scurvy grass] Barbarea verna Europe North America
plant forb; Crupina common Crupina vulgaris 1969 Eurasia (USA western)
plant forb; cypress D standing[36] Ipomopsis rubra SC, FL, TX North Carolina
plant forb; Dahlia[37] Dahlia spp. Middle America North Carolina
plant forb; daisy B oxeye [white, field, whiteweed, marguerite, poorland flower][38] Chrysanthemum leucanthemum [Leucanthemum vulgare] Europe Wisconsin, North America, Tristan de Cunha
plant forb; Dalbergia Indiana Dalbergia sissoo USA (central) USA
plant forb; dandelion [common] Taraxacum officinale 1663 Eurasia New England (obs. John Josselyn), New Zealand (1842)
plant forb; dandelion, fall [branching] Leontodon autumnalis Europe? New Jersey, USA
plant forb; Datura A thorn apple Datura ferox South America Australia
plant forb; Datura B entire-leaved thorn apple Datura metel South America (USA southeastern)
plant forb; Datura C Florida thorn apple Datura inoxia North America (southern) Namibia
plant forb; Datura D jimsonweed Datura stramonium 1920 South America Europe, North America
plant forb; Datura E angel trumpet Datura wrightii South America (USA southeastern)
plant forb; dayflower Asiatic Commelina communis Asia USA (eastern)
plant forb; Deparia Deparia petersonii unknown USA
plant forb; Deutzia Deutzia scabra unknown USA, Ojcow Nat. Park (Pradnik Gorge) Poland
plant forb; dewdrop golden Duranta repens unknown USA
plant forb; Dianthus A maiden pinks Dianthus deltoides Europe North Carolina
plant forb; Dianthus B sweet william[39] Dianthus barbatus Europe (eastern) North Carolina
plant forb; Dianthus C Deptford pink [carnatian] Dianthus armeria Europe USA (eastern)
plant forb; dock common [bitter] Polygonacea obtusifolius 1800 Eurasia New England (obs. John Josselyn), New Zealand
plant forb; dogbane, hemp Apocynum cannabinum unknown New Jersey, USA
plant forb; Draba spring [Whitlowgrass] Draba verna unknown USA, New Jersey
plant forb; eggplant Solanum melongena South America worldwide
plant forb; elecampane Inula helenium 1800 Eurasia USA (eastern)
plant forb; Elephantopus Elephantopus spicatus unknown USA
plant forb; Emex A lesser [lesser jack; doublegee] Emex spinosa South Africa Hawaiian Islands
plant forb; Emex B spiney [three-corner jack; doublegee] Emex australis South Africa Australia, Hawaii
plant forb; endive Chicorium intybus 1550 Eurasia Peru
plant forb; Epidendrum Epidendrum x obrienianum unknown USA
plant forb; Eremophila Eremophila spp. unknown Australia
plant forb; field Indian paintbrush Castilleja arvensis unknown USA
plant forb; figwort European Scrophularia nodosa Europe North America
plant forb; fireweed Australian A Erechtites glomerata Australia USA
plant forb; fireweed Australian B Erechtites hieracifolia Australia USA
plant forb; fireweed Australian C [toothed coastburn] Erechtites minima Australia USA
plant forb; fireweed Australian D Erechtites valerianifolia Australia USA
plant forb; flag A sweet [calamus] Acorus calamus 1560 Asia (Himalayas southern) Turkey, Prague 1562, Wilna 1577, Paris 1587, northern Germany 1620, Holland 1633, Denmark 1648, Sweden 1648, Poland 1651, England 1666, Italy 1719, Switzerland 1742
plant forb; flag B water [yellow iris ] Iris pseudocorus Europe Wisconsin, USA (eastern)
plant forb; fleabane A annual [daisy][40] Erigeron annuus 1870 North America Europe
plant forb; fleabane B Canadian [horseweed, eastern daisy fleabane] Erigeron canadiensis 1870 North America Europe
plant forb; fluegga Flueggea virosa unknown USA
plant forb; forget-me-not A garden Myosatia sylvatice Eurasia Wisconsin, USA (northern)
plant forb; forget-me-not B true Myosotis discolor Europe Tristan de Cunha
plant forb; forget-me-not C true [water] Myosotis scorpioides Europe Wisconsin, North America
plant forb; four'o'clock A common Mirabilis jalapa Eurasia? USA
plant forb; four-o-clock B wild [umbrella-wort] Mirabilis nyctaginea Eurasia (USA northwestern)
plant forb; foxglove A common Digitalis purpurea Europe USA, Tatra Nat. Park Poland
plant forb; foxglove B yellow Digitalis grandiflora Europe USA
plant forb; Fuchsia A Bolivian Fuchsia boliviana Bolivia Reunion
plant forb; Fuchsia B Magellan Fuchsia magellanica Chile, Argentina Reunion
plant forb; Fumaria Fumaria officianis 1873 unknown Chatham Is.
plant forb; Galinsoga A Galinsoga quadriradiata 1932 unknown Bialowieza Forest Poland
plant forb; Galinsoga B hairy Galinsoga ciliata North America USA, Europe
plant forb; Galinsoga C smooth Galinsoga parviflora North America USA, Tatra Nat. Park Poland, Europe
plant forb; garlic field [wild] Allium vineale 1800 Eurasia North America (eastern), New Zealand
plant forb; Garnotia Garnotia acutigluma unknown USA
plant forb; Geranium A cranesbill Geranium columbinum Eurasia? USA
plant forb; Geranium B cranesbill Geranium homeanum Eurasia? USA
plant forb; Geranium C shining cranesbill Geranium lucidum Eurasia? USA
plant forb; Geranium D Robert herb Geranium robertianum Eurasia? USA
plant forb; Geranium E bloody cranesbill[41] Geranium sanguineum striatum Eurasia North Carolina
plant forb; Geranium F soft Geranium molle 1873 Europe? Chatham Is.
plant forb; Geranium G European Geranium spp. Europe USA (eastern)
plant forb; germander cut-leaved Teucrium botrys Europe USA (eastern)
plant forb; Gilia blue field Gilia capita unknown USA
plant forb; ginger A crepe [Malay, lahia] Costus [Zingiber] speciosus Asia (southeastern) USA
plant forb; ginger B European[42] Asarum europacum Europe (western) North Carolina
plant forb; ginger C red ['awapuhi'ula'ula] Alpinia purpurata unknown USA, Hawaii
plant forb; gingerlilly A Himalayan [cream garland] Hedychium flavescens Himalayan Mountains New Zealand, USA
plant forb; gingerlilly B Indian [Kahila] Hedychium gardnerianum India Reunion, Natal, Azores, Madiera, New Zealand, Hawaii
plant forb; gingerlilly C white [kahili] Hedychium coronarium Asia (southeastern) Florida, Hawaii
plant forb; Gladiola Gladiolus spp. unknown Western Australia
plant forb; glandweed yellow Parentucellia viscosa unknown Hawaiian Islands
plant forb; goatsbeard A miniature[43] Aruncus aethusifolius Korea North Carolina
plant forb; goatsbeard B yellow [meadow salsify] Tragopogon pratensis Europe? USA
plant forb; golden crown-beard Verbesina encelioides unknown USA
plant forb; goldenrod A Canadian Solidago canadiensis North America central Europe
plant forb; goldenrod B giant Solidago gigantea North America Europe
plant forb; goosefoot A [lamb's quarters; pigweed] Chenopodium album 1873 Eurasia Chatham Is., South America, Tristan de Cunha 1900
plant forb; goosefoot B bigseed Chenopodium gigantospermum Middle America? USA
plant forb; goosefoot C clammy Chenopodium pumilio Middle America? USA
plant forb; goosefoot D garden Chenopodium murale Middle America? USA
plant forb; goosefoot E keeled Chenopodium carinatum Middle America? USA, Australia
plant forb; goosefoot F Mexican tea Chenopodium ambrosioides Middle America? USA
plant forb; goosefoot G strawberry blite Chenopodium capitatum Middle America? USA
plant forb; goutweed Aegopodium podagraria unknown Wisconsin, USA (northern)
plant forb; gromwell corn Lithospermum arvense unknown USA
plant forb; gumweed [tarplant forb; sticky heads] Grindelia squarosa Great Plains USA (eastern)
plant forb; Halogeton Halogeton glomeratus 1930 China, southwestern Siberia USA (central)
plant forb; hawkbit rough Leontodon hirtus unknown USA
plant forb; hawkweed A orange [devil's/orange paintbrush, red daisy, flameweed, devil's weed, grim-the-collier][44] Hieracium aurantiacum Europe Wisconsin, (USA northeastern)
plant forb; hawkweed B meadow Hieracium caespitosum Europe? USA
plant forb; hawkweed C yellow [field, king devil, yellow paintbrush, devil's paintbrush, yellow devil][45] Hieracium canadense Europe Wisconsin, Oregon, (USA northeastern)
plant forb; hawkweed D mouse-ear Hieracium flagellare Europe Oregon, (USA northeastern), New Zealand
plant forb; hawkweed E yellow [field, king devil, yellow paintbrush, devil's paintbrush, yellow devil] Hieracium florentinum Europe Wisconsin, Oregon, (USA northeastern)
plant forb; hawkweed F yellow [field, king devil, yellow paintbrush, devil's paintbrush, yellow devil] Hieracium floribundum Europe Wisconsin, Oregon, (USA northeastern)
plant forb; hawkweed G mouse-ear Hieracium pilosella 1925 Europe Oregon, (USA northeastern), New Zealand
plant forb; hawkweed H Hieracium praealtum 1925 Europe North America, New Zealand
plant forb; hawkweed I yellow [field, king devil, yellow paintbrush, devil's paintbrush, yellow devil] Hieracium pratens Europe Wisconsin, Oregon, (USA northeastern)
plant forb; heal-all [self-heal] Prunella vulgaris 1873 Europe Chatham Is., North America, Tristan de Cunha 1900
plant forb; hedge-parsley field Torilis arvensis Eurasia Wisconsin, USA (northern)
plant forb; hedge-parsley Japanese Torilis japanica Asia (eastern) Wisconsin, USA (northern)
plant forb; Heliconia Heliconia spp. unknown USA
plant forb; helliborine Epipactus helliborine unknown Wisconsin, USA (northern)
plant forb; hemp A common [marijuana, mary jane] Cannabis sativa indigo 1750 Eurasia North America
plant forb; hemp B Cuban [cabaya] Furcraea cubensis [hexapetala] Greater Antilles, South America Galapagoes Is.
plant forb; henbane black Hyoscyamus niger 1663 Eurasia New England (obs. John Josselyn)
plant forb; herb hairy willow Epilobium hirsutum North America Wisconsin, USA (northern)
plant forb; hierba del soldado Melochia umbellata unknown Hawaiian Islands
plant forb; hoarhound Marrubium vulgare Europe (USA southwestern)
plant forb; holly hock Alcea rosea unknown USA
plant forb; honohono [makolokolo] Commelina diffusa Asia? Hawaiian Islands
plant forb; horsetail Equisetum spp. unknown New Jersey, USA
plant forb; houndstongue Cynoglossum officinale Eurasia USA (eastern), (USA northwestern)
plant forb; hyacinth grape A Armenian[46] Muscari armeniacum Turkey North Carolina
plant forb; hyacinth grape B Muscari botryoides Eurasia? USA
plant forb; hyacinth grape C tassel Muscari comosum Eurasia? USA
plant forb; hyacinth grape D Muscari neglectum Eurasia? USA
plant forb; Hyptis Hyptis suaveolens unknown Queensland
plant forb; Indian blanket Gaillardia pulchella Texas (eastern) western Texas
plant forb; indigo Indigofera suffruticosa unknown USA
plant forb; indigo blue false Baptisia australis (USA southeastern) (USA northeastern)
plant forb; indigobush false [lead plant] Amorpha fruiticosa 1785 North America (eastern) Italy, (USA northwestern)
plant forb; Iris Asian[47] Iris sullyana China (western), north Burma North Carolina
plant forb; Iris roof[48] Iris tectorum China North Carolina
plant forb; ironweed Vernonia cinerea unknown USA
plant forb; jack-in-the-pulpit A[49] Arisaema consanguincum Himalaya, Thailand, China North Carolina
plant forb; jack-in-the-pulpit B[50] Arisaema heterophyllum Old World North Carolina
plant forb; jasmine A Jasminum officionale grandifora Nepal, China, Japan Florida
plant forb; jasmine B Arabian Jasminum sambac Arabia USA
plant forb; jasmine C Brazilian Jasminum fluminense Brazil USA
plant forb; jasmine D Gold Coast Jasminum dichotomum Africa (western) USA
plant forb; jessamine day Cestrum diurnum West Indies? USA
plant forb; Job's tears [kukae-kolea] Coix lachryma-jobi unknown USA, Hawaii
plant forb; jute [sida] Sida spp. Middle America Queensland
plant forb; jute Cuba Sida rhombifolia West Indies USA
plant forb; kalanchoe [chandelier plant] Kalanchoe tubiflora Africa (western) USA
plant forb; kapok [kapuku] Ceiba pentandra Indonesia? Melanesia
plant forb; knapweed A bighead Centaurea macrocephala Eurasia (USA northwestern)
plant forb; knapweed B black Centaurea nigra Eurasia (USA western)
plant forb; knapweed C brown [rayed, brown centaury, horse-knobs, hardheads] Centaurea jacea Eurasia (USA western)
plant forb; knapweed D common Centaurea vulgaris Eurasia USA
plant forb; knapweed E cornflower Centaurea cyanus Europe USA
plant forb; knapweed F dark brown Centaurea jacea x nigra Europe USA
plant forb; knapweed G diffuse Centaurea diffusa 1907 Eurasia Wisconsin (1928), (USA western)
plant forb; knapweed H featherhead Centaurea trichocephala 1980 Eurasia USA
plant forb; knapweed I hardheads Centaurea [Acroptilon] repens Eurasia USA
plant forb; knapweed J Iberian Centaurea iberica Europe USA
plant forb; knapweed K meadow Centaurea pratensis Eurasia USA
plant forb; knapweed L nodding Centaurea nutans Eurasia USA
plant forb; knapweed M perennial [squarrose]  Centaurea virgata Levant (USA western)
plant forb; knapweed N purple star thistle Centaurea calcitrapa Eurasia USA
plant forb; knapweed O Russian [51] Centaurea [Acroptilon] repens 1900 Caucasus Wisconsin (1928), (USA western)
plant forb; knapweed P short-fringed Centaurea dubia Eurasia USA
plant forb; knapweed Q spotted Centaurea biebersteinii Eurasia USA
plant forb; knapweed R spotted[52] Centaurea maculosa 1905 Eurasia Wisconsin, (USA western)
plant forb; knapweed S squarrose Centaurea virgata var. squarrosa Eurasia USA
plant forb; knapweed T tocalote Centaurea melitensis 1800 Europe California
plant forb; knapweed U Vochin [Tyrol] Centaurea nigrescens Europe (USA northwestern)
plant forb; knapweed V yellow starthistle [Barnaby] Centaurea solstitalis 1890 Eurasia (USA western)
plant forb; ladies mantle Alchemilla mollis Turkey, Carpathians, Caucasus North Carolina
plant forb; lantana [white/wild sage; tickberry, quicksilver][53] Lantana camara 1750 West Indies, Venezuela, Colombia, Brazil Florida, Hawaii (1858), Galapagos, South Africa (1858), Marquesas Islands (1924), Tahiti (1898), India (1807), Bangla Desh (1809), Sri Lanka (1821), Australia (1870), New Zealand (1830), USA, Canary Islands (1861), St. Helena (1855), Benin (1841), Rio Muni (1856), Kenya (1914)
plant forb; larkspur Delphinium spp. unknown (USA western)
plant forb; lavender French Lavendula stoechas Europe North Carolina
plant forb; leek European wild Allium ampeloprasum 1800 Europe New Zealand, Virginia, Florida
plant forb; Leonitus Leonitis leonuris South Africa Tristan de Cunha
plant forb; Leptosporum A Leptosporum ericoides unknown Hawaiian Islands
plant forb; Leptosporum B Leptosporum scoparium unknown Hawaiian Islands
plant forb; lettuce A blue Lactuca tatarica Eurasia? USA, Wolin Island Poland
plant forb; lettuce B prickly Lactuca serriola [scariola] Europe North America
plant forb; lettuce C shrub verbena [lantana] Lactuca canadensis Europe? USA
plant forb; lettuce D wall Lactuca muralis Europe? USA
plant forb; lettuce E wild Lactuca sativa 1793 Europe? Tristan de Cunha, USA
plant forb; Leycesteria Leycesteria perenne 1873 Europe? Chatham Is.
plant forb; lillie-of-the-valley Convallaria majalis Europe Wisconsin, USA (northern)
plant forb; lilly A blackberry Belamcanda chinensis China North America
plant forb; lilly B hosta [plantain] Hosta spp. South America? USA
plant forb; lilly C orange day [54] Hemerocallus fulva Eurasia Wisconsin, North America
plant forb; lilly D orange wood  Lilium bulbiferum Europe USA (eastern)
plant forb; lilly E toad[55] Tricyrtis macropoda China North Carolina
plant forb; lilly F yellow day Hemerocallus flava Eurasia North America
plant forb; lily G Barbados Hippeastrum puniceum Barbados USA
plant forb; lime C berry Triphasia trifolialime unknown USA
plant forb; Limosella Limosella australis Australia (southern) Europe
plant forb; lineseed Mediterranean Bellardia trixagobellardia Mediterranean USA
plant forb; Lobelia Lobelia erinus South Africa Tristan de Cunha
plant forb; lupine A Pacific wild Lupinus polyphyllus (USA northwestern) (USA northeastern), New Zealand
plant forb; lupine B tree Lupinus arboreus California New Zealand
plant forb; lupine C yellow bush Lupinus spp. North America (eastern) California
plant forb; lupine D Lupinus polyphyllus 1888 unknown Bialowieza Forest Poland
plant forb; Macrothelypteris Macrothelypteris torresiana unknown USA
plant forb; madder wild [bedstraw] Galium mollugo Europe North America
plant forb; mahonia creeping[56] Mahonia repens North America (western) North Carolina
plant forb; maile-hohono Ageratum conyzoides Middle America? USA, Hawaii
plant forb; mallow A cheeseweed Malva parviflora Europe (USA southwestern), Tristan de Cunha
plant forb; mallow B common [roundleaf] Malva neglecta Europe (USA southwestern), New Jersey
plant forb; mallow C European [musk] Malva alcea 1663 Europe New England (obs. John Josselyn), Argentina (1750)
plant forb; mallow D European [musk] Malva moschata 1663 Europe New England (obs. John Josselyn), Argentina (1750)
plant forb; mallow E false Malvastrum coromandelianum unknown USA
plant forb; mallow F Indian [velvetleaf] Abutilon theophrasti India (USA western)
plant forb; mallow G low Malva rotundifolia Europe? USA
plant forb; mallow H Malva sylvestris 1873 Eurasia Chatham Islands, Tristan de Cunha 1900
plant forb; manioc [cassava, tapioca] Manihot esculenta 1500 West Indies, South America Eurasia, Africa (1550), India (1850)
plant forb; marigold desert Baileya multiradiata unknown USA
plant forb; Mariscus Mariscus congestus unknown Tristan de Cunha
plant forb; maunaloa Canavalia cathartica Hawaii USA
plant forb; mayweed A Matricaria perforata unknown USA
plant forb; mayweed B Matricaria discoidea[57] 1930 unknown Tatra Nat. Park Poland
plant forb; mayweed C [stinking chamomile] Anthemis cotula 1663 Eurasia New England (obs. John Josselyn), Tristan de Cunha, New Jersey
plant forb; medusahead Taeniatherum [Taenniatherum] caput-medusae [asperum] 1890 Portugal, Spain (USA western)
plant forb; Melastome Asian Melastoma candidum Asia Hawaiian Islands
plant forb; mignonette white Reseda alba unknown USA
plant forb; milkweed common Asclepias syriaca North America USA, Italy 1785
plant forb; millet early Milium vernale 1990 Greece USA
plant forb; mint A [watermint] Mentha aquatica 1550 Eurasia Peru
plant forb; mint B [peppermint] Mentha piperita 1550 Eurasia Peru
plant forb; mint C [pennyroyal; peppermint] Mentha pulegium Eurasia? USA
plant forb; mint D [spearmint] Mentha spicata 1550 Eurasia Peru
plant forb; mint E [applemint] Mentha spicata spicata Eurasia? USA
plant forb; mint F [peppermint] Mentha x piperita artificial hybrid USA
plant forb; mint G [applemint] Mentha x villosa artificial hybrid USA
plant forb; mistletoe American dwarf Arceuthobium oxycedri North America Europe
plant forb; moho white Heliocarpus popayanensis unknown Hawaiian Islands
plant forb; monkeyflower yellow A Mimulus glabratus Europe USA (central)
plant forb; monkeyflower yellow B Mimulus guttatus Europe Vermont, New York, Connecticut, Poland
plant forb; motherwort A common Leonurus cardiaca Europe North America
plant forb; motherwort B horehound Leonurus marrubiastrum Europe North America
plant forb; motherwort C Siberian Leonurus sibericus Europe North America
plant forb; mullein A clasping-leaved Verbascum phlomoides Europe North America
plant forb; mullein B common Verbascum thapsus 1663 Europe North America
plant forb; mullein C moth Verbascum blattaria Europe (USA southwestern)
plant forb; muskflower Mimulus moschatus Europe USA (eastern)
plant forb; muskweed Myagrum perfolatum unknown Australia
plant forb; mustard A African Malcomia africana Africa USA
plant forb; mustard B Asian [brassica, wild turnip] Brassica tournefortii Europe (USA southwestern)
plant forb; mustard C blue Chorispora tenella unknown USA
plant forb; mustard D hare's ear Conringia orientalis unknown USA
plant forb; mustard E hedge [tumble] Sisymbrium officinale Eurasia North America
plant forb; mustard F Marlahan [dyer's woad] Isatis tinctoria France Azores, (USA western)
plant forb; mustard G Oriental Sisymbrium orientale Asia (eastern)? USA
plant forb; mustard H rocket London Sisymbrium irio Europe North America
plant forb; mustard I tall hedge [tumbling mustard, Jim Hill] Sisymbrium altissimum Europe (USA southwestern)
plant forb; mustard J tansy Descurainia pinnata unknown (USA western)
plant forb; mustard K tansy Descurainia scoparia unknown USA
plant forb; mustard L tansy Descurainia sophia unknown USA
plant forb; mustard M wild [wild turnip] Brassica rapa Eurasia worldwide
plant forb; mustard N Hirschfeldia incana unknown USA
plant forb; mustard O black Brassica juncae 1750 Eurasia San Antonio de Padua Mission California
plant forb; mustard P black Brassica kaber 1750 Eurasia San Antonio de Padua Mission California
plant forb; mustard Q black[58] Brassica nigra 1750 Eurasia San Antonio de Padua Mission California, Chatham Is. 1873
plant forb; mustard R garlic Alliaria officinalis [petiolata] 1868 Europe Wisconsin, Long Island New York
plant forb; mustard S rapeseed domestic [wild turnip?][59] Brassica napus 1750 Eurasia worldwide
plant forb; muster [John Henry] Tagetes minuta unknown Hawaiian Islands
plant forb; nasturtium[60] Tropaeoleum majus Eurasia North Carolina
plant forb; nettle A European [stinging] Urtica dioica 1500 Europe West Indies
plant forb; nettle B false Boehmeria macrophylla Sinkang, Himalayan Mountains Reunion
plant forb; nettle C hedge Stachys floridana unknown USA
plant forb; nettle D henbit Lamium amplexicaule Europe? USA, New Jersey
plant forb; nettle E purple dead Lamium purpureum unknown USA
plant forb; nettle F spotted dead Lamium maculatum unknown USA
plant forb; nettle G staggerweed Stachys arvensis unknown USA
plant forb; nightshade A apple of Sodom [popolo-kikania] Solanum linnaeanum South America? USA, Hawaii
plant forb; nightshade B Asian Solanum mauritianium [auriculatum] tropical Asia South Africa, Mabira Forest Uganda, Reunion, Norfolk Is., New Zealand, Polynesia
plant forb; nightshade Bolivian weed potato Solanum sucrense Bolivia USA
plant forb; nightshade C bittersweet [deadly] Solanum dulcamara 1663 Eurasia Wisconsin, New England (obs. John Josselyn)
plant forb; nightshade D black Solanum nigrum 1873 Eurasia Chatham Is., Wisconsin, USA (northern), Tristan de Cunha
plant forb; nightshade E bur buffalo Solanum rostratum (USA western) USA (eastern)
plant forb; nightshade F European [silverleaf, white horsenettle] Solanum elaeagnifolium 1500 Europe West Indies
plant forb; nightshade G hairy Solanum sarrachoides South America? USA
plant forb; nightshade H horse nettle Solanum carolinense (USA southeastern)? USA, New Jersey
plant forb; nightshade I Jamaica Solanum jamaicense West Indies USA
plant forb; nightshade J three-flowered Solanum triflorum Middle America? USA
plant forb; nightshade K turkey berry Solanum torvum (USA southeastern)? USA
plant forb; nightshade L twinleaf Solanum diphyllum Middle America? USA
plant forb; nightshade M West Indian Cestrum nocturnum West Indies Rarotonga, Hawaii
plant forb; nightshade N wetland Solanum tampicense Middle America Florida
plant forb; nightshade O white Solanum nodiflorum South America (USA southwestern)
plant forb; nightshade P tropical soda apple Solanum viarum South America Florida
plant forb; nightshade potato white Solanum tuberosum 1770 Peru New Zealand, New England (1718), India (1600)
plant forb; nipplewort common Lapsana communis Eurasia Wisconsin, USA (northern)
plant forb; Ochrosia Ochrosia parviflora unknown USA
plant forb; Odontites Odontites [Bartsia] verna [odontites, serotinus] Europe (southern) Manitoba, Wisconsin (lucerne)
plant forb; onion Allium cepa West Indies Eurasia
plant forb; orange-jasmine Murraya paniculata unknown USA
plant forb; orchid A grassy-leaved [bamboo] Arundina graminifolia Asia (eastern)? Hawaiian Islands
plant forb; orchid B ground Oeceoclades maculata unknown USA
plant forb; orchid C lawn Zeuxine strateumatica 1917 Asia, Africa Florida
plant forb; orchid D Malayan ground Spathoglottis plicata Asia (southeastern) USA
plant forb; oyster plant [boat lily] Rhoeo spathacea unknown USA
plant forb; pansy, field [johnny-jump-up] Viola rafinesquii Europe? New Jersey, USA
plant forb; parrotweed Bocconia frutescens unknown Hawaiian Islands
plant forb; parsley Petroselinum crispum unknown USA
plant forb; parsnip wild [feral] Pastinaca sativa Eurasia Wisconsin, USA (northern)
plant forb; Parthenium [guayule; whitetop] Parthenium hysterophorus 1975 South America (USA western), Queensland (1940, died out)
plant forb; Paterson's curse [salvation Jane] Echium plantagineum 1875 Europe (southern) Australia, South Africa, California, New Zealand
plant forb; patience A balsam Indian [police helmet] Impatiens gladulifera [roylei] 1839 Himalayan Mountains Britain, Poland, Russia, France
plant forb; patience B Impatiens parviflora 1663 Asia (central) New England (obs. John Josselyn), Britain (1845, not invasive), Poland 1950, Geneva 1824, Denmark 1850, Scotland 1866, Alps valleys 1862
plant forb; patience C Impatiens capensis[61] North America Europe (Atlantic coasts)
plant forb; peacock's plume Paraserianthes falcataria unknown Hawaiian Islands
plant forb; pearlflower Heterocentron subtriplinervium unknown Hawaiian Islands
plant forb; pennywort asiatic [pohekula] Centella asiatica South Africa USA, Hawaii, Tristan de Cunha
plant forb; peony Paconia officinalis Europe North Carolina
plant forb; pepper chile Capsicum annuum 1606 South America Santa Cruz Is., Easter Island, India 1750, Old World
plant forb; pepperweed A perennial [tall whitetop] Lepidium latifolium Asia (USA western)
plant forb; pepperweed B clasping Lepidium perfoliatum Asia USA
plant forb; pepperweed C [wild peppergrass] Lepidium virginicum North America?[62] USA, Europe
plant forb; pepperweed D Lepidium densiflorum 1932 North America?[63] Bialowieza Forest Poland, Europe
plant forb; pepperweed E Lepidium ruderale Asia Europe
plant forb; periwinkle A [greater, myrtle] Vinca major Europe North America, New Zealand
plant forb; periwinkle B [lesser, common, myrtle] Vinca minor Europe North America, New Zealand
plant forb; periwinkle C Madagascar Catharanthus roseus Madagascar USA
plant forb; Phlox A annual [Drummond] Phlox drummondi (USA southeastern) (USA northeastern), Europe
plant forb; Phlox B moss [pink] Phlox subulata (USA southeastern) New England
plant forb; Phyllanthus A Phyllanthus caroliniensis unknown USA
plant forb; Phyllanthus B Phyllanthus debilis unknown USA
plant forb; Phyllanthus C Phyllanthus tenellus unknown USA
plant forb; Picris Picris hieracioides unknown USA
plant forb; pigweed A [amaranthus] Amaranthus retroflexus North America? Australia
plant forb; pigweed B green [amaranthus] Amaranthus hybridus Asia (eastern)? USA
plant forb; pigweed C spiny [amaranthus] Amaranthus spinosus Asia (southeastern) North America
plant forb; pigweed, prostrate Amaranthus lividus Asia (eastern)? New Jersey, USA
plant forb; pimpernel scarlet Anagallus arvensis Europe North America
plant forb; pineapple Ananas comosus 1850 South America Hawaii, India (1550)
plant forb; pineapple weed A[64] Chamomilla suaveolens unknown USA, Hawaii
plant forb; pineapple weed B[65] Matricaria matricarioides[66] 1850 unknown Europe, Prague 1853, Konigsberg 1859, southern Germany 1874, Switzerland 1874, Vienna 1889, Trieste 1896, USA
plant forb; pipili Drymaria cordata unknown USA
plant forb; pipinola [chayote] Sechium edule South America (northern) Hawaiian Islands
plant forb; plantain A bracted Plantago aristata Europe? USA
plant forb; plantain B dwarf Plantago australis Europe? USA
plant forb; plantain C European [common, Englishman's foot, broad-leaved] Plantago major 1500 Eurasia West Indies, New England (obs. John Josselyn), South America, New Zealand (1840), Australia (1800), Chatham Is. 1873, Tristan de Cunha
plant forb; plantain D heart-leaved [water] Plantago cordata Europe North America
plant forb; plantain E hoary Plantago media Europe North America
plant forb; plantain F pale Plantago rugelii Europe North America
plant forb; plantain G ribwort [English; buckhorn, lance-leaved, ripple] Plantago lanceolata 1550 Europe New World, Tristan de Cunha 1506, Chatham Is. 1873, New Jersey
plant forb; Plebodium golden [laua'e-haole] Phlebodium aureum unknown Hawaiian Islands
plant forb; podilla Manilkara zapotasa Middle America USA
plant forb; poison hemlock Conium maculatum Europe (southern) Wisconsin, USA (eastern)
plant forb; Polygala Polygala paniculata unknown USA
plant forb; poppy A California Eschscholzia californica Australia USA
plant forb; poppy B Mexican tulip Hunnemannia fumariifolia Mexico USA
plant forb; poppy C yellow prickly Argemone mexicalis South America USA (eastern)
plant forb; poppy D opium Papaver somniferum Asia, Africa USA
plant forb; Portulaca garden Portulacca pilosa South America North America
plant forb; Pouteria Dominican [jacana] Pouteria dominigensis Middle America USA
plant forb; primrose A cut-leaved evening Oenothera laciniata unknown USA
plant forb; primrose B evening Oenothera biennis 1920 North America[67] northwest Europe
plant forb; primrose C evening Oenothera stricta stricta unknown USA
plant forb; primrose D gardening evening Oenothera glazioviana unknown USA
plant forb; Pseudosasa Pseudosasa japonica Japan USA
plant forb; purpletop Tridens flava unknown USA
plant forb; purslane Portulacca oleracea 1800 Eurasia Australia, Brazil (1550), North America, New Mexico
plant forb; Queen Anne's lace [wild carrot][68] Daucus carota Eurasia Wisconsin, USA (northern)
plant forb; queen-of-the-meadow Filipendula ulmaria Eurasia Wisconsin, USA (northern)
plant forb; raddish Raphanus sativus 1793 Europe Masatierra Juan Fernandez, Tristan de Cunha 1793
plant forb; radish 1493 Eurasia West Indies, New Zealand 1800, Tristan de Cunha 1793
plant forb; ragweed A Ambrosia elatior North America Europe
plant forb; ragweed B giant Ambrosia trifida North America Europe, New Jersey
plant forb; ragweed C common Ambrosia artemisiafolia North America Russia, (USA western)
plant forb; rattle yellow A Rhinanthus minor [crista-galli] Eurasia North America
plant forb; rattle yellow B Rhinanthus augustifolius [crista-galli] Eurasia North America
plant forb; Rhynchospora Rhynchospora caduca unknown USA
plant forb; rocket A dame's Hesperis matronalis Europe Wisconsin, USA (northern)
plant forb; rocket B European sea Cakile edentula Europe (USA northeastern)
plant forb; rocket C larkspur Consolea ambigua Asia (western), Mediterranean North Carolina
plant forb; sage  Salvia officinalis Mediterranean, Asia (central) worldwide
plant forb; sage A Salvia verbenacea Mediterranean Australia
plant forb; sage B Jerusalem Phlomis fruiticosa Mediterranean North Carolina
plant forb; sage C Mediterranean Salvia aethiopis Mediterranean, Asia (central) (USA northwestern), Texas, Arizona
plant forb; sage D scarlet Salvia splendens Brazil (USA southeastern)
plant forb; sage E wood Teucrium scorodonia Europe USA (eastern)
plant forb; salsify yellow Tragopogon dubius Europe (USA southwestern)
plant forb; sandmat spotted Chamaesyce maculata unknown USA
plant forb; sandwort thyme-leaved Arenaria serpyllifolia unknown USA
plant forb; Sanguisorba Sanguisorba dodecandra 1900 unknown Tatra Nat. Park Poland
plant forb; Sansevieria Sansevieria thyrsifloranone unknown USA
plant forb; santa maria Calophyllum calaba West Indies USA
plant forb; Sarothamnus Sarothamnus scoparius 1888 unknown Bialowieza Forest Poland
plant forb; satinleaf Chrysophyllum oliviforme unknown USA
plant forb; Scleranthus Scleranthus spp. unknown Tristan de Cunha
plant forb; Senecio A Senecio burchelli South Africa Gough Island
plant forb; Senecio B [tansy ragwort] Senecio jacobaea Eurasia Newfoundland, New England, (USA northwestern), South America, Australia, New Zealand
plant forb; Senecio C [Cape ivy; German] Senecio mikanioides Europe USA, Hawaii
plant forb; Senecio D [wood groundsel] Senecio sylvaticus Europe? USA
plant forb; Senecio E Senecio viscosis Europe? Australia
plant forb; Senecio F [ragwort, common groundsel] Senecio vulgaris 1900 Europe? Tristan de Cunha, USA, New Jersey
plant forb; Senecio G Senecio aureus Europe? New Jersey, USA
plant forb; Senecio G Senecio fluviatlis North America England
plant forb; Senna A Senna septemtrionalis unknown USA
plant forb; Senna B [kolomona] Senna surattensis unknown USA
plant forb; Senna C [seymeria] Seymeria cassioides (USA southeastern) Bahamas
plant forb; Senna D bladder Colutea arborescens unknown USA
plant forb; Senna E climbing cassia[69] Senna pendula unknown USA
plant forb; Senna F climbing cassia[70] Senna pendula advenanone unknown USA
plant forb; Senna G climbing cassia[71] Senna pendula glabrata unknown USA
plant forb; Senna H coffee Senna occidentalis unknown USA
plant forb; Senna I sicklepod[72] Senna obtusifolia unknown USA
plant forb; sida, prickly Sida spinosa 1990 Middle America? New Jersey, USA
plant forb; Sigesbeckia Sigesbeckia orientalis unknown USA
plant forb; skeletonweed rush Chondrilla juncea 1914 Eurasia Marrar NSW Australia, Idaho, Argentina
plant forb; smartweed[73] Persicaria lapathifolia unknown USA
plant forb; snakeweed [turpentine weed, broom snakewood] Gutierrezia sarothrae 1800 Mexico Australia, Great Plains
plant forb; snapdragon dwarft Chaenorrhinum minus Eurasia (USA northwestern)
plant forb; snowberry Symphoricarpos albus unknown North America
plant forb; snow-in-summer Cerastium tormentosum Europe, west Asia mountains North Carolina
plant forb; sorrel A creeping wood [sour clover] Oxalis corniculata 1900 Europe Tristan de Cunha, (USA southwestern), Mt Elgon Africa (eastern) 1955[74]
plant forb; sorrel B field [red, sheep] Rumex acetosella 1506 Europe Tristan de Cunha, Wisconsin, USA (northern), Chatham Is. 1873
plant forb; sorrel C Oxalis pes-caprea [cernua] 1800 South Africa Mediterranean, Macronesia, Bermuda, Australia
plant forb; sorrel D pink wood ['ihi-pehu] Oxalis corymbos Eurasia Hawaiian Islands
plant forb; sorrel E [sourgrass][75] Oxalis europae 1800 Eurasia Australia, South Africa
plant forb; sorrel F Oxalis stricta 1950 unknown Ojcow Nat. Park (Pradnik Gorge) Poland
plant forb; sorrel G Rumex obtusifolius 1506 Eurasia Tristan de Cunha, Chatham Islands 1873
plant forb; sorrel H [dock curly] Rumex crispus 1700 Eurasia Wisconsin, California, South America, New Zealand (1842), Tristan de Cunha
plant forb; sorrel I [dock] Rumex stenophyllus Eurasia? USA
plant forb; sorrel J purple Oxalis purpurea South Africa Tristan de Cunha
plant forb; spiderling scarlet Boerhavia coccinea unknown Hawaiian Islands
plant forb; spikesedge A [kili'o'opu] Kyllinga brevifolia unknown USA, Hawaii
plant forb; spikesedge B whitehead Kyllinga nemoralis unknown USA, Hawaii
plant forb; spikeweed common Hemizonia pungens unknown USA
plant forb; spinach Spinacia oleracea 1663 Eurasia Peru
plant forb; spurge A beach Euphorbia paralias Europe Dutch Wadden Islands Victoria (Australia)
plant forb; spurge B cypress Euphorbia cyparissias Europe Wisconsin, North America
plant forb; spurge C garden [kokokahiki] Chamaesyce hirta unknown USA, Hawaii
plant forb; spurge D Japanese [pachysandra] Pachysandra terminalis Japan Hawaiian Islands
plant forb; spurge E leafy Euphorbia esula 1827 Europe Wisconsin, (USA western)
plant forb; spurge F leafy Euphorbia virgata 1827 Europe Wisconsin, (USA western), Bialowwieza Forest Poland
plant forb; spurge G leafy Euphorbia waldsteinii 1827 Europe Wisconsin, (USA western)
plant forb; spurge H petty Euphorbia peplus Europe? USA, Tristan de Cunha
plant forb; spurge I Euphorbia drummondii Australia (xeric) Australia (mesic)
plant forb; spurge I poinsettia Euphorbia pulcherrima Eurasia worldwide
plant forb; spurge J spreading Euphorbia humistrata Europe? USA
plant forb; spurge K eupatorium Eupatorium lindleyanum 1880 Europe Australia
plant forb; spurge L eupatorium Eupatorium riparium 1880 Europe Australia
plant forb; spurge M agrimony hemp Eupatorium glandulosum Eurasia Hawaiian Islands, Philippines
plant forb; spurge N sticky snakeroot Eupatorium adenophorum unknown USA
plant forb; spurge O spotted Euphorbia maculata Europe? USA, New Jersey
plant forb; spurwort Sherardia arvensis unknown USA
plant forb; squill[76] Scilla tubergeniana northwest Iran North Carolina
plant forb; St. Johnswort A common [Klamath weed; goatplant forb; Tipton weed, goatweed] Hypericum perforatum 1793 Europe (western) North America, California (1900), Wisconsin,  Australia, Chile, South Africa
plant forb; St. Johnswort B spotted Hypericum punctatum Old World USA
plant forb; star-of-bethlehem A Ornithogalum umbellatum Eurasia Wisconsin, USA (northern)
plant forb; star-of-bethlehem B nodding Ornithogalum nutans Eurasia USA
plant forb; starwort A [chickweed][77] Stellaria media 1842 Eurasia New Zealand, South America, Tristan de Cunha (Gough), Chatham Is. 1873
plant forb; starwort B [stichwort; grasslike starwort][78] Stellaria graminea Eurasia? USA
plant forb; starwort C bushy   [79] Aster subulatus North America Israel, Saudi Arabia
plant forb; stickseed blue Lappula echinata unknown USA
plant forb; stink plant Mauritius Furcraea foetida Cuba Raoul (Kermadec Is.), Hawaii, Mascarenes
plant forb; stonecrop A [sedum] Sedum album Eurasia Silesia Poland
plant forb; stonecrop B Kamchatka Sedum kamtschaticum ellacombianum Kamchatka North Carolina
plant forb; stonecrop C live-forever Sedum purpureum Europe USA (eastern)
plant forb; stonecrop D [sedum] Sedum spp. 1700 Eurasia North America
plant forb; stonecrop E swamp Crassula helmsii Australia (southeastern) England
plant forb; stonecrop F Crassula pellucida South Africa Tristan de Cunha
plant forb; straw flower A[80] Helichrysum bracteatum Old World (tropical) North Carolina
plant forb; straw flower B Helichrysum petiolare Old World (tropical)? USA
plant forb; strawberry A Chilean Fragaria chiloensis ananassa South America USA
plant forb; strawberry B common Fragaria virginiana North America worldwide
plant forb; strawberry C Indian Duchesnea indica India USA (eastern)
plant forb; summer snowflake[81] Leucojum aestivum Europe (central, southern) North Carolina
plant forb; sunflower Helianthus annuus USA (central) worldwide
plant forb; swallowwort European Cynanchum rossicum Europe USA
plant forb; Synedrella Synedrella nodiflora unknown USA
plant forb; tansy [common][82] Tanacetum vulgare Eurasia Wisconsin, USA (northern)
plant forb; taro giant Alocasia macrorrhiza Asia (southeastern) Raoul (Kermadec Is.)
plant forb; taro wild [dasheen, kale, mao, talo] Colocasia esculenta 800 Indonesia Polynesia, USA
plant forb; tarweed A [pukamole] Cuphea carthagenesis Mediterranean Hawaiian Islands
plant forb; tarweed B [pukamole] Epilobium billardierianu cinereum North America USA, Hawaii
plant forb; tarweed C Epilobium adenocaulon 1915 North America Bialowieza Forest Poland
plant forb; tarweed D Madia sativa unknown USA
plant forb; tassel flower A Emilia fosbergii Africa (tropical)? USA
plant forb; tassel flower B[83] Emilia javanica Africa (tropical) North Carolina
plant forb; tassel flower C [lilac pualele] Emilia sonchifolia sonchifolia Africa (tropical)? USA
plant forb; teasel A common Dipsacus sylvestris Europe North America
plant forb; teasel B cut-leaved Dipsacus laciniatus Europe North America
plant forb; teasel C Fuller's [wild] Dipsacus fullonum 1800 Eurasia NY, Midwest, Australia
plant forb; teasel D Fuller's Dipsacus fullonum sylvestris Eurasia USA
plant forb; telegraph plant Heterotheca grandiflora (USA southeastern)? USA
plant forb; Tetragonia Tetragonia tetragonoides Australia (southern) Europe
plant forb; thistle A Canada [84] Cirsium arvense 1790 Europe Wisconsin, North America
plant forb; thistle B common sow Sonchus oleraceus 1700 Eurasia New England (obs. John Josselyn), Australia, Tristan de Cunha 1900, Chatham Is. 1873
plant forb; thistle C corn [field] sow Sonchus arvensis 1750 Eurasia California, New Zealand (1842)
plant forb; thistle D corn [field] sow Sonchus uliginosis 1750 Eurasia California, New Zealand (1842)
plant forb; thistle E distaff Carthamus baeticus unknown USA
plant forb; thistle F European [bull; slender; Mediterranean giant] [85] Cirsium vulgare 1500 Europe (southern) Wisconsin, West Indies, Argentina (1750), Australia
plant forb; thistle G Italian Carduus pycnocephalus Europe (southern) North America, Australia
plant forb; thistle H marsh sow Sonchus palustris Eurasia? USA
plant forb; thistle I milk [lady's; holy] Silybum marianum Europe (USA southwestern)
plant forb; thistle J musk [nodding] Carduus nutans 1950 Eurasia Wisconsin, Australia, North America, New Zealand
plant forb; thistle K plumeless [bristly, curled]  Carduus acanthoides Eurasia Wisconsin, USA (northern)
plant forb; thistle L prickly sow D Sonchus asper asper Eurasia? USA
plant forb; thistle M Russian [tumbleweed] Salsola iberica 1877 Asia USA (central)
plant forb; thistle N Russian [tumbleweed] Salsola kali tenuifolia 1877 Asia USA (central)
plant forb; thistle O Russian [tumbleweed, barbwire] Salsola paulsenii Asia USA
plant forb; thistle P Russian [tumbleweed] Salsola tragus 1877 Asia USA (central)
plant forb; thistle Q Scotch Onopordum acanthium Eurasia (USA western), Australia
plant forb; thistle R slender Carduus tenuiflorus Europe Australia
plant forb; thistle S sow Sonchus arvensis arvensis Eurasia? USA
plant forb; thistle T spiny-leaved sow Sonchus asper Old World North America, Tristan de Cunha
plant forb; thistle U whitestem distaff Carthamus leucocaulos unknown USA
plant forb; thistle V woolly distaff Carthamus lanatus unknown USA, Australia
plant forb; thoroughwort A river [hamakua pa-makani, spreading mist flower] Ageratina [Eupatorium] riparia [riparium] Middle America Australia, New Zealand, Hawaii
plant forb; thoroughwort B white [pamakani; Crofton weed, dog fennel; sticky snakeroot] Ageratina [Eupatorium] adenophora [adenophorum] 1826 Mexico (tropical) England, India, Thailand, Indochina, Australia (1900), New Zealand, Molokai Hawaii, South Africa, Nigeria, California
plant forb; toadflax A bastard Comandra umbellate unknown USA
plant forb; toadflax B Dalmatian Linaria dalmatica [genistifolia] 1894 Balkans, Caspian Colorado, Wisconsin, Michigan, (USA northwestern)
plant forb; toadflax C Dalmatian Linaria genistifolia dalmatica Balkans USA
plant forb; toadflax D yellow [butter and eggs][86] Linaria vulgaris Italy USA, southern Canada
plant forb; tobacco Nicotiana tabacum 1610 USA (eastern, central) worldwide
plant forb; tomato A Lycopersicon esculentum 1606 South America Santa Cruz Is., Old World
plant forb; tomato B wild [currant tomato] Lycopersicon pimpinnellifolium South America USA
plant forb; trumpet tree Cecropia obtusifolia unknown USA
plant forb; tulip A[87] Tulipa humilis northern hemisphere (temperate) North Carolina
plant forb; tulip B Cape [homeria] Homeria spp. Africa (southern) Australia
plant forb; tung oil tree[88] Vernicia fordii unknown USA
plant forb; tunic flower[89] Petrorhagia saxifraga Europe (southern) North Carolina
plant forb; Tunica Tunica saxifraga unknown Poprad River Carpathian Mtns Poland
plant forb; turk's cap Malvaviscus penduliflorus unknown USA
plant forb; turnip domestic Brassica rapa Eurasia Peru, New Zealand (1800)
plant forb; turtlehead Lyon's Chelone lyoni (USA southeastern) New England
plant forb; tutsan Hypericum androsaemum Europe Africa (northern), Australia
plant forb; unicorn plant [devil's claw] Proboscidea louisianica Louisiana, Texas North America
plant forb; valerian red Centranthus ruber unknown USA
plant forb; Valerianella Valerianella microcarpa 1968 unknown Mt. Kenya
plant forb; vegetable oyster Tragopogon porrifolius Europe? USA
plant forb; verbena Verbena rigida Brazil, Argentina North Carolina
plant forb; vervain A [maoi, owi] Stachytarpheta dichoto unknown Hawaiian Islands
plant forb; vervain B hoary Verbena stricta South America? USA
plant forb; vervain C Jamaica [oi; owi] Stachytarpheta jamaicensis unknown Hawaiian Islands
plant forb; vervain D nettle-leaved [oi; owi] Stachytarpheta urticifolia unknown Hawaiian Islands
plant forb; vervain E verbena [ha'uowi; oi; owi] Verbena litoralis South America? Hawaiian Islands
plant forb; vervain F verbena Verbena officinalis South America? Tristan de Cunha
plant forb; violet chinese Asystasia gangetica unknown USA
plant forb; vittadina A[90] Vittadina triboba Australia (southeastern) South Island NZ
plant forb; vittadinia B[91] Vittadinia trilobata Australia (xeric) Australia (mesic)
plant forb; wandering Jew green Tradescantia fluminensis Brazil New Zealand, USA
plant forb; Watsonia Watsonia borbonica Europe? USA
plant forb; whitetop A hairy Cardaria pubescens Europe (USA western)
plant forb; whitetop B hoary [cress] Cardaria draba Asia (USA western), Germany 1728, northern Europe 1800, Alps 1800
plant forb; whitetop C lens-podded Cardaria chalepensis Europe (USA western)
plant forb; wisteria A Chinese Wisteria sinensis China USA
plant forb; wisteria B Japanese Wisteria floribunda Japan USA
plant forb; witchweed A Striga lutea Old World North Carolina
plant forb; witchweed B African Striga gesneroides 1979 Morocco to Sudan Florida
plant forb; witchweed C Asian Striga asiatica 1956 Asia North, South Carolina
plant forb; witchweed D India Striga densiflora Pakistan, India, Indonesia Oman
plant forb; yarrow common Achillea millefolium 1650 Europe Wisconsin, North America
plant forb; yerba-de-tajo Eclipta alba unknown USA
plant forb; yucca [beargrass, Spanish bayonet] Yucca filimentosa (USA southeastern) (USA northeastern)
plant grass; Apera interrupted [dense silkybent] Agrostis [Apera] interrupta unknown USA
plant grass; Arabian Schismus arabicus Asia (western) USA
plant grass; arrach wild 1881 Eurasia New England (obs. John Josselyn)
plant grass; bamboo A clumping Bambusa spp. Asia (eastern)? USA
plant grass; bamboo B golden Phyllostachys aurea Asia (southeastern)? USA
plant grass; bamboo C heavenly; nandina Nandina domestica Asia (eastern)? USA
plant grass; bamboo D running Arundinaria spp.[92] Asia (southeastern) North Amerieca
plant grass; bamboo E running [creeping] Phyllostachys spp.[93] Asia (southeastern) North Amerieca
plant grass; bamboo F running Pleioblastus spp.[94] Asia (southeastern) North Amerieca
plant grass; bamboo G running Sasa spp.[95] Asia (southeastern) North Amerieca
plant grass; barley A mouse [wall, blue-gray, ] Hordeum murinum Eurasia Australia, USA
plant grass; barley B Hordeum murinum leporinum Eurasia? USA, Australia
plant grass; barley C wild Hordeum spontaneum Eurasia Australia
plant grass; barley D common Hordeum vulgare 300 Eurasia Canary Islands, North Waimate New Zealand (C. Darwin 1835)
plant grass; barnyard A [jungle rice] Echinochloa colona Asia (eastern)? USA
plant grass; barnyard B [Japanese millet] Echinochloa crus-galli frumentacea Asia (eastern) Australia, California
plant grass; barnyard C Echinochloa microstachya 1900 California? New South Wales
plant grass; barnyard D Echinochloa oryzoides California? Australia
plant grass; basketgrass [honohonokukui] Oplismenus hirtellus unknown USA, Hawaii
plant grass; beachgrass European [Marram] Ammophila [Psamma] arenaria [arundinacea] 1910 Europe California; Victoria, Australia (1883), New Zealand
plant grass; beardgrass bushy [bunchgrass] Andropogon [Schizachyrium] glomeratus [condensatum] North America Hawaiian Islands
plant grass; beatgrass colonial Agrostis capillaries unknown USA
plant grass; bentgrass A Rhode Island Agrostis tenuis unknown USA, Tristan de Cunha
plant grass; bentgrass B water Agrostis semiverticillata unknown USA
plant grass; bentgrass C water Agrostis viridis unknown USA
plant grass; Bermuda Cynodon dactylon Europe (USA southwestern), Tristan de Cunha
plant grass; blue-eyed [96] Sysirinchium augustifolium Argentina, Chile North Carolina
plant grass; bluegrass A annual [meadowgrass] Poa annua 1802 Europe Sidney Australia, South Georgia, Tristan de Cunha 1900, Chatham Is. 1873, Africa (eastern mountains) 1955
plant grass; bluegrass B bulbous Poa bulbosa 1906 Europe North America
plant grass; bluegrass C Canada Poa compressa 1700 Europe Wisconsin, North America
plant grass; bluegrass D fowl Poa palustris Eurasia USA
plant grass; bluegrass E Kentucky Poa pratensis 1685 Eurasia North America, Chatham Is. 1873, Wisconsin, Tristan de Cunha 1900
plant grass; bluegrass F rough Poa trivialis Eurasia USA, Tristan de Cunha
plant grass; bluegrass G wood Poa nemoralis Eurasia USA
plant grass; bluestem Colombian Schizachyrium condensatum South America (northern) Hawaiian Islands
plant grass; bluestem Eurasian Bothriochloa spp. Eurasia USA
plant grass; brome A Chilean [chess] Bromus trinii South America (western)? USA
plant grass; brome B corn Bromus squarrous 1980 Eurasia USA
plant grass; brome barren Bromus sterilis Eurasia? USA
plant grass; brome C downy [cheatgrass; bronco grass] Bromus tectorum 1895 Eurasia Pennsylvania, Wisconsin, (USA western), Japan, Tenarife,
plant grass; brome D fescue Vulpia bromoides unknown USA, Tristan de Cunha
plant grass; brome E hairy [chess] Bromus commutatus 1750 Eurasia California
plant grass; brome F Japanese  Bromus japonicus Japan USA
plant grass; brome G rattlegrass Bromus brizaeformis [briziformis] Eurasia? USA
plant grass; brome H red Bromus rubens Eurasia? California
plant grass; brome I red [foxtail chess, ripgut brome] Bromus diandrus 1750 Eurasia California
plant grass; brome J red [foxtail chess, soft brome] Bromus hordaceus 1750 Eurasia California
plant grass; brome K red [foxtail chess] Bromus madritensis rubens 1750 Eurasia California
plant grass; brome L red-tailed fescue Vulpia myuros 1900 unknown Tristan de Cunha, USA
plant grass; brome M rescue grass Bromus catharticus 1873 Eurasia? Chatham Is., USA
plant grass; brome N rescue grass Bromus unioloides 1900 Eurasia? Tristan de Cunha, USA
plant grass; brome O rescue grass Bromus willdenowii Eurasia? USA
plant grass; brome P Bromus erectus 1888 Eurasia? Bialowieza Forest Poland
plant grass; brome P ripgut Bromus rigidus Eurasia? USA
plant grass; brome Q smooth Bromus inermis Europe Wisconsin, USA (central)
plant grass; brome R soft Bromus mollis Europe (southern) Australia
plant grass; brome S Bromus secalinus Eurasia? USA
plant grass; buffalo grass Stenotaphrum secundatum North America USA
plant grass; bunchgrass Buchloe dactyloides North America (western Great Plains) Australia (mesic)
plant grass; carpetgrass A Axonopus affinis Eurasia Australia
plant grass; carpetgrass B broad-leaved Axonopus compressus Eurasia? USA
plant grass; carpetgrass C common Axonopus fissifolius Eurasia? USA
plant grass; cave unknown Florida
plant grass; Chrysopogon Chrysopogon latifolius unknown Queensland
plant grass; cogongrass Asian A Imperata conferta Asia (southeastern) Guam
plant grass; cogongrass Asian B [thatch-grass; lalang] Imperata cylindrica 1912 Asia (southeastern) Mobile Alabama, Florida, Malaysia
plant grass; cordgrass A European [common] Spartina anglica [townsendii] 1870[97] European hybrid California 1960, Argentina 1965, China 1965, Australia 1930, New Zealand 1913, England Dovey estuary 1920, Netherlands 1924, France 1906, Germany 1927, Danmark 1931, Tasmania 1947, central Europe
plant grass; cordgrass B salt-meadow [marsh] Spartina patens USA (eastern) California
plant grass; cordgrass C smooth [American, Atlantic] Spartina alterniflora 1911 USA (eastern) Washington, California (1970), Isle of Wight England 1829
plant grass; cordgrass D South American [denseflower] Spartina densiflora 1980 South America California
plant grass; crabgrass A [kukaipua'a-uka] Digitaria violascens Europe? USA, Hawaii
plant grass; crabgrass B Henry's Digitaria ciliaris Europe? USA
plant grass; crabgrass C itchy [mau'u-kukaepua'a] Digitaria setigera Europe? USA, Hawaii
plant grass; crabgrass D pangola [couch] Digitaria decumbens 1663 South Africa New England (obs. John Josselyn), Galapagoes Is.
plant grass; crabgrass E pangola Digitaria pentzii South Africa? USA
plant grass; crabgrass F smooth Digitaria ischaemum 1860 Europe North America
plant grass; crabgrass G sour Digitaria insularis Europe? USA
plant grass; crabgrass hairy Digitaria sanguinalis 1860 Europe North America, Tristan de Cunha
plant grass; Cryptostemma Cryptostemma calendula Mediterranean Australia
plant grass; cudweed A Filago arvensis[98] unknown Washington, Oregon
plant grass; cudweed B Japanese Gnaphalium japonicum[99] Japan USA
plant grass; cudweed C purple Gnaphalium purpureum[100] Asia (eastern)? USA, Tristan de Cunha
plant grass; cudweed D Gnaphalium luteo-album 1900 Eurasia Tristan de Cunha
plant grass; dogstail bristly Cynosurus echinatus unknown USA
plant grass; Egyptian Dactyloctenium aegyptium Mediterranean USA
plant grass; Enneapogon Enneapogon nigricans Australia (xeric) Australia (mesic)
plant grass; false-brome Brachypodium sylvaticum unknown USA
plant grass; fescue A meadow Festuca pratensis Eurasia? USA
plant grass; fescue B red Festuca rubra Eurasia? USA, Tristan de Cunha
plant grass; fescue C sheep Festuca ovina Eurasia? USA
plant grass; fescue D tall Festuca arundinacea Eurasia Wisconsin, Florida, (USA northwestern), North America
plant grass; fescue E tall Festuca elatior Eurasia? USA
plant grass; filaree A broadleaf Erodium spp.[101] 1500 Eurasia North America
plant grass; filaree B red-stemmed A [storksbill; alfilaria] Erodium botrys 1700 Europe (southern) California, South America, New Zealand (1842), Australia (1800)
plant grass; filaree C red-stemmed B [storksbill; alfilaria] Erodium cicutarium 1700 Europe (southern) California, South America, New Zealand (1842), Australia (1800)
plant grass; filaree D red-stemmed C [storksbill; alfilaria] Erodium moschatum 1700 Europe (southern) California, South America, New Zealand (1842), Australia (1800)
plant grass; fingergrass A Chloris truncata Australia (xeric) Australia (mesic)
plant grass; fingergrass B feather Chloris virgata unknown USA
plant grass; fingergrass C swollen Chloris barbata unknown USA
plant grass; flax A domestic Linum usitatissimum Eurasia New World
plant grass; flax B ornamental perennial Linum perenne Europe North Carolina
plant grass; flax C small-seeded false Camelina microcarpa West Indies USA
plant grass; flax D New Zealand [quinine] Phormium tenax New Zealand St. Helena, Hawaii
plant grass; foxtail A common [timothy][102] Phleum pratense 1750 Eurasia Wisconsin, California, North America
plant grass; foxtail B creeping meadow Alopecurus arundinaceus unknown USA
plant grass; foxtail C green Setaria viridis 1873 Eurasia? Chatham Is., USA, Hawaii
plant grass; foxtail D marsh bristlegrass Setaria gracilis Eurasia? USA, Hawaii
plant grass; foxtail E millet [Italan] Setaria italica Asia (southeast)? USA, Hawaii
plant grass; foxtail F nodding Setaria faberii Eurasia? USA, Hawaii, New Jersey
plant grass; foxtail G palmgrass Setaria palmifolia India (USA western), Hawaii
plant grass; foxtail H slender meadow [black twitch, blackgrass] Alopecurus myosuroides unknown USA, New Jersey
plant grass; foxtail I yellow Setaria glauca Eurasia? USA, Hawaii
plant grass; foxtail J yellow bristlegrass Setaria pumila Eurasia? USA, Hawaii
plant grass; foxtail K Setaria sphacelata 1920 Eurasia? central California
plant grass; foxtail, meadow Alopecurus pratensis unknown USA, New Jersey
plant grass; foxtail, yellow Setaria lutescens Eurasia? New Jersey, USA
plant grass; glenwood grass Sacciolepis indica Argentina, Uraguay, Paraguay? Hawaiian Islands
plant grass; goosegrass A [cleaver, bedstraw] Galium aparine Europe North America
plant grass; goosegrass B [cleaver yellow, bedstraw] Galium verum Europe North America
plant grass; goosegrass C [cleaver, bedstraw] Galium crucuata 1888 Europe? Bialowieza Forest Poland
plant grass; goosegrass D [manienie-ali'I] Eleusine indica Eurasia? USA, Hawaii, New Jersey, Tristan de Cunha
plant grass; hairgrass silver Aira caryophyllea unknown USA, Tristan de Cunha, Australia
plant grass; heliotrope garden Valeriana officinales Eurasia Wisconsin, USA (northern)
plant grass; itchgrass Rottboellia cochinchinensis Asia (eastern) (USA southeastern)
plant grass; Japanese stilt [Nepalgrass, Mary's] Microstegium [Eulalia] vimineum Asia (eastern) Wisconsin, USA (northern), northern New Jersey 1985
plant grass; Jaragua Hyparrrhenia rufa Africa (tropical) Florida, Venezuela, Hawaii
plant grass; jointed goat Aegilops cylindrica Eurasia (USA northwestern)
plant grass; jointgrass hairy [purpleheart] Arthraxon hispidus unknown USA
plant grass; jointtail grass Manisuris cylindrica Middle America USA
plant grass; lilyturf creeping Liriope spicatum unknown USA
plant grass; lovegrass A Boer  Eragrostis chloromelas 1932 Africa (southern) (USA southwestern)
plant grass; lovegrass B Brown's Eragrostis brownei Africa (southern)? USA, Hawaii
plant grass; lovegrass C Lehmann  Eragrostis lehmanniana 1932 Africa (southern) (USA southwestern)
plant grass; lovegrass D little Eragrostis minor 1980 South Africa USA
plant grass; lovegrass E stinking Eragrostis cilianensis Africa (southern)? USA, Hawaii, Australia
plant grass; lovegrass F weeping  Eragrostis curvula Africa (southern) Australia
plant grass; maize [corn] Zea mays 1770 Middle America New Zealand, Old World
plant grass; malt grass Nardus stricta unknown USA
plant grass; Meditteranean A Schismus barbatus Meditteranean USA
plant grass; Moenchia Moenchia erecta Mediterranean Australia
plant grass; molasses [wynne] Melinus minutiflora Africa (tropical) Hawaii, Jamaica, Venezuela, Ascension Is.
plant grass; muhly, wirestem Muhlenbergia frondosa unknown Warren and Hunterdon Counties New Jersey
plant grass; nimblewill Muhlenbergia schreberi 1970 unknown New Jersey, USA
plant grass; nitgrass Gastridium ventricosum unknown USA
plant grass; oatgrass A Arrhenatherum elatiustall unknown USA
plant grass; oatgrass B hairy Danthonia pilosa Australia USA
plant grass; oatgrass C wallaby Danthonia semiannularis Australia USA
plant grass; oats A animated Avena sterilis Eurasia Washington
plant grass; oats B slender wild Avena barbata 1600 Europe California, Australia
plant grass; oats C wild Avena fatua 1750 Eurasia California
plant grass; oats D wild Avena strigosa Europe Africa (northern), Australia
plant grass; oats E Avena sativa 1500 Eurasia worldwide
plant grass; orchard Dactylis glomerata 1873 Eurasia Chatham Is., Wisconsin, USA (northern), Hawaii, Tristan de Cunha
plant grass; pampasgrass A Argentine [Andean, jubata grass] Cortaderia jubata South America California
plant grass; pampasgrass B Cortaderia selloana South America Australia, New Zealand
plant grass; pampasgrass C Chinese [silver grass; zebra grass; maiden grass] Miscanthus sinensis Asia (eastern) Wisconsin, (USA southern)
plant grass; panic A Guinea Panicum maximum Africa Antigua, Barbuda, Anguilla, Venezuela
plant grass; panic B blue Panicum antidotale Africa? USA
plant grass; panic C fall Panicum dichotomiflorum Africa? USA
plant grass; panic D veldt Ehrharta erecta Africa (southern) USA
plant grass; panic E torpedo Panicum repens South America? Florida
plant grass; panic F Panicum effusum Australia (xeric) Australia (mesic)
plant grass; panic G beach grass Panicum amarum Africa? USA
plant grass; panic G veldt grass Ehrharta calycina Africa (southern) Western Australia
plant grass; panic H mallee [sweeping] Ehrharta stipoides Australia Hawaiian Islands
plant grass; Paspalum A dallis Paspalum digitatum South America? USA
plant grass; Paspalum B Hilo Paspalum conjugatum West Indies Hawaii, Raoul (Kermedec Is.)
plant grass; Paspalum C Panama crowngrass Paspalum fimbriatum South America? Hawaiian Islands
plant grass; Paspalum D dallis Paspalum dilatatum [digitatum?] South America Australia, Hawaii, Tristan de Cunha
plant grass; Paspalum E ricegrass [mau'u-laiki] Paspalum scrobicula South America? Hawaiian Islands
plant grass; Paspalum F Vasey's grass Paspalum urvillei South America? Hawaiian Islands
plant grass; Paspalum G bahia grass Paspalum notatum South America? USA
plant grass; Pennisetum A buffel Pennisetum [Cenchrus] ciliaris[103] 1900 Africa (southern)[104] Queensland, Hawaii, USA (central)
plant grass; Pennisetum B fountaingrass Pennisetum setaceum [phalaroides][105] 1900 Africa, Lebanon, Syria Hawaii, St. Helena
plant grass; Pennisetum C Kikuyu Pennisetum clandestinum[106] Africa (eastern) Hawaii, South Africa, Australia, Tangihua Range New Zealand
plant grass; Pennisetum D mission Pennisetum polystachion[107] Africa (tropical) Guam, Sri Lanka, Australia
plant grass; Pennisetum E napier [elephant] Pennisetum purpureum [macrostachyum, blepharideum][108] Africa (tropical) Florida, Galapagoes Is.
plant grass; Pennisetum E pearl barley Pennisetum glaucum[109] Africa (tropical)? USA
plant grass; quackgrass A Agropyron repens [Elytrigia repens] Eurasia Wisconsin, USA (northern)
plant grass; quackgrass B creeping Elytrigia repens unknown USA
plant grass; Raoul Rottboellia exaltata Asia (eastern) Florida, Louisiana
plant grass; Ravenna [ravina ] Saccharum ravennae Asia (southern)? Arizona
plant grass; redtop A Agrostis gigantean unknown USA
plant grass; redtop B [creeping bentgrass] Agrostis stolonifera unknown USA, Tristan de Cunha
plant grass; reedgrass giant  [common reed; phragmites] Phragmites australis Australia Wisconsin, USA (northern)
plant grass; rose natal grass [redtop] Rhynchelytrum repens South Africa USA
plant grass; rye A annual [Italian] Lolium multiflorum 1979 Eurasia San Diego County California[110]
plant grass; rye B cereal Secale cereale Eurasia USA
plant grass; rye B Persian darnel Lolium persicum Asia (central) North Dakota
plant grass; rye C perennial Lolium perenne Eurasia? USA, Tristan de Cunha
plant grass; rye D lolium Lolium temulentum Eurasia? Australia
plant grass; rye D Russian wild Psathyrostachys junceus Eurasia USA
plant grass; rye E lolium Lolium rigidum Eurasia Australia
plant grass; sandbur A Cenchrus ciliaris[111] North America? USA
plant grass; sandbur B [bur-grass, hedgehog-grass] Cenchrus tribuloides 1917 North America Europe
plant grass; sandbur C longspine Cenchrus longispinus[112] North America? USA
plant grass; sandbur D southern Cenchrus echinatus[113] North America? USA
plant grass; schoal Diplanthera wightii 1957 Texas Salton Sea CA
plant grass; seagrass Japanese  Zostera japonica 1957 Japan California
plant grass; serrated tussock Nassella [Stipa] trichotoma 1970 Argentina, Peru, Chile, Uruguay, New Zealand North America, Australia (southeastern) (1935), South Africa (1898), Italy
plant grass; shepherd's purse Capsella bursa-pastoris 1663 Eurasia New England (obs. John Josselyn), South America, Australia, Chatham Is. 1873
plant grass; silver banner Miscanthus sacchariflorus Asia (eastern)? USA
plant grass; Sorghum A Johnson  Sorghum halepense 1800 Europe (southern) Wisconsin, North America, Australia
plant grass; Sorghum B shattercane Sorghum halepense x bicolor [bicolor drummondii] North America worldwide
plant grass; Sorghum C Sorghum bicolor Africa worldwide
plant grass; Sporobolus A Sporobolus capensis South Africa Tristan de Cunha
plant grass; Sporobolus B poverty Sporobolus vaginiglorus 1980 unknown USA
plant grass; Sporobolus C African dropseed Sporobolus africanus Africa USA
plant grass; Sporobolus D Indian dropseed Sporobolus diander Asia (southern) USA
plant grass; Sporobolus E dropseed smut grass Sporobolus indicus Old World USA
plant grass; sugarcane A [tovu] Saccharum officinarum 1450 Asia (southeastern) Madeira Island, West Indies (1493), South America (1500), Hawaii (1000), Melanesia
plant grass; sugarcane B Saccharum spontaneum Africa (eastern) Guam, Hawaii
plant grass; sugarcane C [pit, tabukala] Saccharum edule 800 New Guinea Melanesia, Polynesia
plant grass; sweetgrass A fennel Foeniculum vulgare 1980 Europe Channel Islands, California; Australia
plant grass; sweetgrass B vernal Anthoxanthum odoratum Eurasia Hawaii, Chile
plant grass; Tripogon  Tripogon loliiformis Australia (xeric) Australia (mesic)
plant grass; tropical cup Eriochloa fatmensis Australia USA
plant grass; velvet [Yorkshire fog] Holcus lanatus 1506 Europe Tristan de Cunha, Hawaii, New Zealand, Chatham Is. 1873
plant grass; velvet creeping Holcus mollis Europe? USA
plant grass; wheat Triticum aestivum 1440 Eurasia Azores, New Zealand (1780), West Indies (1493), Middle America (1530)
plant grass; wheatgrass A Elymus farctus 1933 Europe Victoria (Australia)
plant grass; wheatgrass B crested [fairway] Agropyron cristatum 1898 Siberia USA (northern Great Plains)
plant grass; wheatgrass C crested [fairway] Agropyron desertorum 1898 Siberia USA (northern Great Plains)
plant grass; wheatgrass D intermediate Agropyron intermedium Eurasia? USA, Hawaii
plant grass; wheatgrass E intermediate Elytrigia intermedia unknown USA
plant grass; wheatgrass F tall Elymus elongata [elongatus] Europe? USA
plant moss; southern Orthodontium lineare southern hemisphere Europe (northwest)
plant moss; tropical dune bryophyte Campylopus introflexus Africa (tropical), Australia, South America,, Asia Europe
plant shrub; apple of Peru Nicandra physalodes South America USA
plant shrub; apple of Sodom Calotropis procera Africa (tropical), Asia tropical Australia
plant shrub; apple rose Eugenia [Syzygium] jambos Asia (southeastern) Florida, Hawaii, Galapagos, Reunioun, Cook Islands
plant shrub; Artemisia A sagebrush Artemisia verlotorum 1873 Asia (eastern)[114] France (Clermont and Grenoble), Italy 1909, Holland 1913, southern Germany 1920, eastern Alps 1924, northern Germany 1950, England 1950
plant shrub; Artemisia A wormwood Artemisia annua 1663 Eurasia New England (obs. John Josselyn)
plant shrub; Artemisia B wormwood [absinth sagewort] Artemisia absinthium Eurasia? USA
plant shrub; Artemisia C common wormwood [mugwort] Artemisia vulgaris Eurasia? USA
plant shrub; barberry common [European] Berberis vulgaris 1750 Europe Wisconsin, North America
plant shrub; barberry Darwin's Berberis darwinii Chile, Patagonia New Zealand
plant shrub; barberry Japanese Berberis thunbergii 1875 Japan Wisconsin, USA (eastern)
plant shrub; Bellis Bellis perennis 1873 unknown Chatham Islands, Tristan de Cunha
plant shrub; bird-of-paradise shrub Caesalpinia gilliesii unknown USA
plant shrub; bitou bush [bietou] Chrysanthemoides monilifera rotundata 1908 Africa (southeastern) southern Queensland, New South Wales
plant shrub; blackberry A American red Rubus idaeus North America USA
plant shrub; blackberry B Andes Rubus glaucus South America Hawaiian Islands
plant shrub; blackberry C cut-leaved Rubus laciniatus unknown USA
plant shrub; blackberry D Florida [prickly, sawtooth] Rubus argutus North America (eastern) Hawaiian Islands
plant shrub; blackberry E Himalayan Rubus discolor Asia (southern) USA
plant shrub; blackberry F largeleaf Rubus macrophyllus unknown USA
plant shrub; blackberry G Mediterranean bramble Rubus ulmifolius 1450 Europe (southern) Canary Islands
plant shrub; blackberry H Moluccan [raspberry] Rubus moluccanus Asia (southeastern) Mauritius, Reunion
plant shrub; blackberry I palmleaf dewberry Rubus sieboldii unknown USA
plant shrub; blackberry J snowpeaks Rubus niveus [nivalis] Asia (southern)? USA
plant shrub; blackberry K strawberry Rubus illecebrosus unknown USA
plant shrub; blackberry L swine Rubus phoenicolasius unknown USA
plant shrub; blackberry M thimble Rubus rosifolius unknown USA
plant shrub; blackberry N triangle leaf Rubus cuneifolus Asia (southeastern) South Africa
plant shrub; blackberry O yellow Himalayan [raspberry] Rubus ellipticus 1898 India, Sri Lanka, Burma, China, Philippines Muljane Mtns Malawi, Hawaii
plant shrub; blackberry P Himalaya huckleberry [berry] Rubus procerus Asia (southern) (USA southwestern)
plant shrub; blackberry Q creeping raspberry[115] Rubus calycincoides Formosa North Carolina