Introduced Plants of the U.S. Click on an accepted name below to view its Plant Profile with all synonyms, distribution map, more information, and web links if available.

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Symbol Scientific Name Common Name LAPU6 Lablab purpureus (L.) Sweet hyacinthbean LAAN2 Laburnum anagyroides Medik. golden chain tree LASA Lactuca saligna L. willowleaf lettuce LASA3 Lactuca sativa L. garden lettuce LASE Lactuca serriola L. prickly lettuce LAVI8 Lactuca virosa L. bitter lettuce LAMO5 Lagascea mollis Cav. silkleaf LASI Lagenaria siceraria (Molina) Standl. bottle gourd LAIN Lagerstroemia indica L. crapemyrtle LASP Lagerstroemia speciosa (L.) Pers. pride of India LAOV Lagurus ovatus L. harestail grass LAPE3 Lallemantia peltata (L.) Fisch. & C.A. Mey. lion's heart LAAU Lamarckia aurea (L.) Moench goldentop grass LAGA2 Lamiastrum galeobdolon (L.) Ehrend. & Polatschek yellow archangel LAAL Lamium album L. white deadnettle LAAM Lamium amplexicaule L. henbit deadnettle LAMA Lamium maculatum L. spotted henbit LAPU2 Lamium purpureum L. purple deadnettle LAPUI Lamium purpureum L. var. incisum (Willd.) Pers. purple deadnettle LAPUP Lamium purpureum L. var. purpureum purple deadnettle LACO5 Lampranthus coccineus (Haw.) N.E. Br. redflush LASP8 Lamprocapnos spectabilis (L.) Fukuhara bleeding heart LAMO2 Lantana montevidensis (Spreng.) Briq. trailing shrubverbena LAIN4 Laportea interrupta (L.) Chew Hawai'i woodnettle LAMA9 Lappula marginata (Bieb.) Guerke margined stickseed LASQ Lappula squarrosa (Retz.) Dumort. European stickseed LACO3 Lapsana communis L. common nipplewort LAAP3 Lapsanastrum apogonoides (Maxim.) J.H. Pak & K. Bremer Japanese nipplewort LADE2 Larix decidua P. Mill. European larch LAKA2 Larix kaempferi (Lam.) Carr. Japanese larch LARU Lasiacis ruscifolia (Kunth) A.S. Hitchc. & Chase climbing tribisee LABI5 Lasiospermum bipinnatum (Thunb.) Druce cocoonhead LAAN3 Lathyrus angulatus L. angled pea LAAP2 Lathyrus aphaca L. yellow pea LACI Lathyrus cicera L. red pea LAHI2 Lathyrus hirsutus L. Caley pea LAIN14 Lathyrus inconspicuus L. inconspicuous pea LALA4 Lathyrus latifolius L. perennial pea LANI3 Lathyrus nissolia L. grass pea LAOD Lathyrus odoratus L. sweetpea LAPR Lathyrus pratensis L. meadow pea LASA2 Lathyrus sativus L. white pea LASP2 Lathyrus sphaericus Retz. grass pea LASY Lathyrus sylvestris L. flat pea LATI Lathyrus tingitanus L. Tangier pea LATU Lathyrus tuberosus L. tuberous sweetpea LANO80 Laurus nobilis L. sweet bay LAAN81 Lavandula angustifolia P. Mill. English lavender LAAR2 Lavatera arborea L. tree mallow LACR Lavatera cretica L. Cornish mallow LATH Lavatera thuringiaca L. tree lavatera LATR3 Lavatera trimestris L. annual mallow LAIN5 Lawsonia inermis L. henna LESP2 Legousia speculum-veneris (L.) Fisch. ex A. DC. European Venus' looking glass LECU2 Lens culinaris Medik. lentil LELE3 Leonotis leonurus (L.) Ait. f. lion's ear LENE Leonotis nepetifolia (L.) Ait. f. Christmas candlestick† LEAU2 Leontodon autumnalis L. fall dandelion LEAUA Leontodon autumnalis L. ssp. autumnalis fall dandelion LEAUP2 Leontodon autumnalis L. ssp. pratensis (Link) Arcang. fall dandelion LEHI4 Leontodon hirtus L. rough hawkbit LEHI Leontodon hispidus L. bristly hawkbit LEHID Leontodon hispidus L. ssp. danubialis (Jacq.) Simonkai bristly hawkbit LEHIH Leontodon hispidus L. ssp. hispidus bristly hawkbit LETAL Leontodon taraxacoides (Vill.) Mérat ssp. longirostris Finch & Sell lesser hawkbit LETAT Leontodon taraxacoides (Vill.) Mérat ssp. taraxacoides lesser hawkbit LECA2 Leonurus cardiaca L. common motherwort LESI Leonurus sibiricus L. honeyweed LEAF Lepidium africanum (Burm. f.) DC. African pepperwort LEBO2 Lepidium bonariense L. Argentine pepperweed LECA5 Lepidium campestre (L.) Ait. f. field pepperweed LEGR5 Lepidium graminifolium L. grassleaf pepperweed LEHE2 Lepidium heterophyllum Benth. purpleanther field pepperweed LEHI5 Lepidium ?hirtum (L.) Sm. Mediterranean pepperweed LEHY2 Lepidium hyssopifolium Desv. hyssopleaf pepperweed LELA2 Lepidium latifolium L. broadleaved pepperweed LEPE2 Lepidium perfoliatum L. clasping pepperweed LEPI Lepidium pinnatifidum Ledeb. featherleaf pepperweed LERU Lepidium ruderale L. roadside pepperweed LESA2 Lepidium sativum L. gardencress pepperweed LESC3 Lepidium schinzii Thellung Schinz's pepperweed LECH Leptochloa chloridiformis (Hack. ex Stuck.) Parodi Argentine sprangletop LEDE22 Leptochloa decipiens (R. Br.) Stapf ex Maiden Australian sprangletop LEDEP2 Leptochloa decipiens (R. Br.) Stapf ex Maiden ssp. peacockii (Maiden & Betche) N. Snow peacock sprangletop LEDI28 Leptochloa digitata (R. Br.) Domin finger sprangletop LEDI29 Leptochloa divaricatissima S.T. Blake spreading sprangletop LEFL3 Leptospermum flavescens Sm. common teatree LELA12 Leptospermum laevigata (Soland. ex Gaertn.) F. Muell. coastal teatree LESC2 Leptospermum scoparium J.R. & G. Forst. broom teatree LEHO7 Lepyrodiclis holosteoides (C.A. Mey.) Fenzl ex Fisch. & C.A. Mey. false jagged-ckickweed LEBI2 Lespedeza bicolor Turcz. shrubby lespedeza LECU Lespedeza cuneata (Dum.-Cours.) G. Don Chinese lespedeza LECY80 Lespedeza cyrtobotrya Miq. leafy lespedeza LEDA3 Lespedeza daurica (Laxm.) Schindl. Dahurian lespedeza LEFO3 Lespedeza formosa (Vogel) Koehne oriental lespedeza LETH4 Lespedeza thunbergii (DC.) Nakai Thunberg's lespedeza LEVI80 Lespedeza virgata (Thunb.) DC. wand lespedeza LESE6 Leucanthemella serotina (L.) Tzvelev giantdaisy LELA10 Leucanthemum lacustre (Brot.) Samp. Portuguese daisy LEMA8 Leucanthemum maximum (Ramond) DC. max chrysanthemum LENI2 Leucanthemum nipponicum Franch. ex Maxim. Nippon daisy LESU49 Leucanthemum ×superbum (J.W. Ingram) Berg. ex Kent. [maximum × lacustre] LEVU Leucanthemum vulgare Lam. oxeye daisy LEAE Leucojum aestivum L. summer snowflake LEAEA Leucojum aestivum L. ssp. aestivum summer snowflake LEAEP Leucojum aestivum L. ssp. pulchellum (Salisb.) Briq. summer snowflake LEVE3 Leucojum vernum L. spring snowflake LEOF Levisticum officinale W.D.J. Koch garden lovage LEFO2 Leycesteria formosa Wallich Himalayan honeysuckle LEAN3 Leymus angustus (Trin.) Pilger Altai wildrye LEAR11 Leymus arenarius (L.) Hochst. sand ryegrass LEMU11 Leymus multicaulis (Kar. & Kir.) Tzvelev manystem wildrye LERA5 Leymus racemosus (Lam.) Tzvelev mammoth wildrye LIFO Libertia formosa Graham snowy mermaid LIAM Ligustrum amurense Carr. Amur privet LIJA Ligustrum japonicum Thunb. Japanese privet LILU2 Ligustrum lucidum Ait. f. glossy privet LIOB Ligustrum obtusifolium Sieb. & Zucc. border privet LIOV Ligustrum ovalifolium Hassk. California privet LIQU2 Ligustrum quihoui Carr. waxyleaf privet LISI Ligustrum sinense Lour. Chinese privet LIVU Ligustrum vulgare L. European privet LIBU Lilium bulbiferum L. orange lily LICA22 Lilium candidum L. Madonna lily LIFO2 Lilium formosanum A. Wallace Formosa lily LILA8 Lilium lancifolium Thunb. tiger lily LILO3 Lilium longiflorum Thunb. Easter lily LIPH4 Lilium philippinense Baker Philippine lily LIRE6 Lilium regale E.E. Wilson regal lily LIIN5 Limnophila indica (L.) Druce Indian marshweed LISE3 Limnophila sessiliflora (Vahl) Blume Asian marshweed LIAR10 Limonium arborescens (Brouss.) Kuntze tree limonium LILE8 Limonium leptostachyum (Boiss.) Kuntz statice LIOT Limonium otolepis (Schrenk) Kuntze saltmarsh sealavender LIPE Limonium perezii (Stapf) F.T. Hubbard Perez's sealavender LISI2 Limonium sinuatum (L.) P. Mill. wavyleaf sealavender LIAE2 Linaria aeruginea (Gouan) Cav. roadside toadflax LIAN10 Linaria angustissima (Loisel.) Borbás Italian toadflax LIBI3 Linaria bipartita (Vent.) Willd. clovenlip toadflax LIDA Linaria dalmatica (L.) P. Mill. Dalmatian toadflax LIDAD Linaria dalmatica (L.) P. Mill. ssp. dalmatica Dalmatian toadflax LIDAM Linaria dalmatica (L.) P. Mill. ssp. macedonica (Griseb.) D.A. Sutton Dalmatian toadflax LIGE Linaria genistifolia (L.) P. Mill. broomleaf toadflax LIIN3 Linaria incarnata (Vent.) Spreng. crimson toadflax LIMA3 Linaria maroccana Hook. f. Moroccan toadflax LIPI3 Linaria pinifolia (Poir.) Thellung pineneedle toadflax LIPU3 Linaria purpurea (L.) P. Mill. purple toadflax LIRE3 Linaria repens (L.) P. Mill. striped toadflax LIRE8 Linaria reticulata (Sm.) Desf. purplenet toadflax LISP5 Linaria spartea (L.) Chaz. ballast toadflax LISU3 Linaria supina (L.) Chaz. lesser butter and eggs LIVU2 Linaria vulgaris P. Mill. butter and eggs LIAN5 Lindernia antipoda (L.) Alston sparrow false pimpernel LICI4 Lindernia ciliata (Colsmann) Pennell fringed false pimpernel LIPR5 Lindernia procumbens (Knock.) Borb. prostrate false pimpernel LIBI5 Linum bienne P. Mill. pale flax LICA9 Linum catharticum L. fairy flax LIGR4 Linum grandiflorum Desf. flowering flax LIPE2 Linum perenne L. blue flax LITR4 Linum trigynum L. French flax LIUS Linum usitatissimum L. common flax LIRE12 Lipocarpha ?rehmanii (Ridley) Goetghebeur Rehman's halfchaff sedge LIMU6 Liriope muscari (Dcne.) Bailey big blue lilyturf LISP8 Liriope spicatum Lour. creeping lilyturf LIOF Lithospermum officinale L. European stoneseed LIMO4 Lithrea molleoides (Vell.) Engl. aroeira blanca LICH3 Livistona chinensis (Jacq.) R. Br. ex Mart. fountain palm LOCH4 Lobelia chinensis Lour. Chinese lobelia LOER Lobelia erinus L. edging lobelia LOMA Lobularia maritima (L.) Desv. sweet alyssum LOAR5 Logfia arvensis (L.) Holub field cottonrose LOGA2 Logfia gallica (L.) Coss. & Germ. narrowleaf cottonrose LOAR10 Lolium arundinaceum (Schreb.) S.J. Darbyshire tall fescue LOGI2 Lolium giganteum (L.) S.J. Darbyshire giant fescue LOPE Lolium perenne L. perennial ryegrass LOPEM2 Lolium perenne L. ssp. multiflorum (Lam.) Husnot Italian ryegrass LOPEP Lolium perenne L. ssp. perenne perennial ryegrass LOPE2 Lolium persicum Boiss. & Hohen. ex Boiss. Persian ryegrass LOPR7 Lolium pratense (Huds.) S.J. Darbyshire meadow ryegrass LORI Lolium rigidum Gaudin Wimmera ryegrass LOTE2 Lolium temulentum L. Darnel ryegrass LOPU4 Lonchocarpus punctatus Kunth dotted lancepod LOBE Lonicera ×bella Zabel [morrowii × tatarica] Bell's honeysuckle LOCA8 Lonicera caprifolium L. Italian woodbine LOET Lonicera etrusca Santi Etruscan honeysuckle LOFR Lonicera fragrantissima Lindl. & Paxton sweet breath of spring LOHE6 Lonicera ×heckrottii Rehd. [americana × sempervirens] LOJA Lonicera japonica Thunb. Japanese honeysuckle LOMA6 Lonicera maackii (Rupr.) Herder Amur honeysuckle LOMI5 Lonicera ×minutiflora Zabel [morrowii × xylosteoides] LOMO2 Lonicera morrowii Gray Morrow's honeysuckle LONO Lonicera ×notha Zabel [ruprechtiana × tatarica] LOPE4 Lonicera periclymenum L. European honeysuckle LORU3 Lonicera ruprechtiana Regel Manchurian honeysuckle LOST2 Lonicera standishii Jacques Standish's honeysuckle LOTA Lonicera tatarica L. Tatarian honeysuckle LOXY2 Lonicera ×xylosteoides Tausch [tatarica × xylosteum] fly honeysuckle LOXY Lonicera xylosteum L. dwarf honeysuckle LOER3 Lophospermum erubescens D. Don Mexican twist LOCO9 Lophostemon confertus (R. Br.) P.G. Wilson & Waterhouse vinegartree LOBA5 Lotononis bainesii Baker lotononis LOAN2 Lotus angustissimus L. slender bird's-foot trefoil LOCO6 Lotus corniculatus L. birdfoot deervetch LOGL10 Lotus glaber P. Mill. narrow-leaf bird's-foot trefoil LOPE80 Lotus pedunculatus Cav. big trefoil LOSU80 Lotus subbiflorus Lag. hairy bird's-foot trefoil LOTE4 Lotus tenuis Waldst. & Kit. ex Willd. narrowleaf bird's-foot trefoil LULO2 Ludwigia longifolia (DC.) Hara longleaf primrose-willow LUPE6 Ludwigia peruviana (L.) Hara Peruvian primrose-willow LUUR Ludwigia uruguayensis (Camb.) Hara Uruguayan primrose-willow LUSP11 Luehea speciosa Willd. LUAC2 Luffa acutangula (L.) Roxb. sinkwa towelsponge LUAE Luffa aegyptiaca P. Mill. sponge gourd LUAN Lunaria annua L. annual honesty LURE Lunaria rediviva L. perennial honesty LUAL22 Lupinus albus L. white lupine LUAN4 Lupinus angustifolius L. narrowleaf lupine LUHY7 Lupinus hybridus Lem. hybrid lupine LULU80 Lupinus luteus L. European yellow lupine LUCO8 Luzula congesta (Thuill.) Lej. heath woodrush LULU3 Luzula luzuloides (Lam.) Dandy & Wilmott oakforest woodrush LYCH3 Lychnis chalcedonica L. maltesecross LYCO Lychnis coronaria (L.) Desr. rose campion LYFL3 Lychnis flos-cuculi L. ragged robin LYFU2 Lychnis fulgens Fisch. ex Sims brilliant campion LYVI2 Lychnis viscaria L. clammy campion LYAS4 Lycianthes asarifolia (Kunth & Bouché) Bitter gingerleaf LYRA5 Lycianthes rantonnettii (Carriere ex Lescuy.) Bitter blue potatobush LYBA4 Lycium barbarum L. matrimony vine LYCH Lycium chinense P. Mill. Chinese desert-thorn LYEU Lycopus europaeus L. gypsywort LYRA Lycoris radiata (L'Hér.) Herbert red spider lily LYSQ Lycoris squamigera Maxim. resurrection lily LYJA Lygodium japonicum (Thunb. ex Murr.) Sw. Japanese climbing fern LYMI Lygodium microphyllum (Cav.) R. Br. small-leaf climbing fern LYSA5 Lysiloma sabicu Benth. horseflesh mahogany LYBA3 Lysimachia barystachys Bunge Manchurian yellow loosestrife LYCL2 Lysimachia clethroides Duby gooseneck yellow loosestrife LYJA2 Lysimachia japonica Thunb. Japanese yellow loosestrife LYNU Lysimachia nummularia L. creeping jenny LYPU2 Lysimachia punctata L. large yellow loosestrife LYVU Lysimachia vulgaris L. garden yellow loosestrife LYHY2 Lythrum hyssopifolia L. hyssop loosestrife LYMA3 Lythrum maritimum Kunth pukamole LYPO4 Lythrum portula (L.) D.A. Webber spatulaleaf loosestrife LYSA2 Lythrum salicaria L. purple loosestrife LYTH5 Lythrum thymifolia L. thymeleaf loosestrife LYTR2 Lythrum tribracteatum Salzm. ex Spreng. threebract loosestrife LYVI3 Lythrum virgatum L. European wand loosestrife

† Probably introduced to the U.S.

‡ Some populations in the U.S. are native and others are introduced from other countries

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