Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Acer negundo L. ACNE2 boxelder Aceraceae Adjacent Canada only Achillea filipendulina Lam. ACFI fernleaf yarrow Asteraceae 2005 Alaska Achillea ptarmica L. ACPT sneezeweed 46 Asteraceae 1913 Alaska Achnatherum hymenoides (Roem. & Schult.) Barkworth ACHY Indian ricegrass Poaceae Alaska (unconfirmed) Acorus calamus L. ACCA4 calamus Acoraceae 1968 Alaska Acroptilon repens (L.) DC. ACRE3 hardheads 66 Asteraceae Adjacent Canada only Aegopodium podagraria L. AEPO bishop's goutweed 57 Apiaceae 2006 Alaska Agropyron cristatum (L.) Gaertn. AGCR crested wheatgrass Poaceae 1939 Alaska Agropyron desertorum (Fisch. ex Link) J.A. Schult. AGDE2 desert wheatgrass Poaceae 1941 Alaska Agropyron fragile (Roth) P. Candargy AGFR Siberian wheatgrass Poaceae Adjacent Canada only Agrostemma githago L. AGGI common corncockle Caryophyllaceae 2006 Alaska Agrostis capillaris L. AGCA5 colonial bentgrass Poaceae 1941 Alaska Agrostis gigantea Roth AGGI2 redtop Poaceae 1902 Alaska Agrostis stolonifera L. AGST2 creeping bentgrass Poaceae 1918 Alaska Aira caryophyllea L. AICA silver hairgrass Poaceae Adjacent Canada only Alchemilla mollis (Buser) Rothm. ALMO12 lady's mantle 56 Rosaceae 2006 Alaska Alchemilla monticola Opiz ALMO4 hairy lady's mantle 56 Rosaceae 1979 Alaska Alliaria petiolata (M. Bieb.) Cavara & Grande ALPE4 garlic mustard 70 Brassicaceae 2002 Alaska Alnus glutinosa (L.) Gaertn. ALGL2 European alder 61 Betulaceae Alaska Watchlist Alopecurus arundinaceus Poir. ALAR creeping meadow foxtail Poaceae 2011 Alaska Alopecurus geniculatus L. ALGE2 water foxtail 49 Poaceae 1940 Alaska Alopecurus pratensis L. ALPR3 meadow foxtail 52 Poaceae 1934 Alaska Alyssum alyssoides (L.) L. ALAL3 alyssum Brassicaceae 1954 Alaska Amaranthus albus L. AMAL prostrate pigweed Amaranthaceae 2003 Alaska Amaranthus retroflexus L. AMRE redroot amaranth 45 Amaranthaceae 1918 Alaska Amsinckia lycopsoides Lehm. AMLY tarweed fiddleneck Boraginaceae 1918 Alaska Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. AMME Menzies' fiddleneck Boraginaceae 1913 Alaska Anthemis cotula L. ANCO2 stinking chamomile 41 Asteraceae 1899 Alaska Anthemis tinctoria L. ANTI golden chamomile Asteraceae 1941 Alaska Anthoxanthum odoratum L. ANOD sweet vernalgrass Poaceae 1929 Alaska Anthriscus sylvestris (L.) Hoffm. ANSY wild chervil Apiaceae Alaska (unconfirmed) Arabis alpina L. ARAL8 alpine rockcress Brassicaceae Alaska Watchlist Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Arabis glabra (L.) Bernh. ARGL tower rockcress Brassicaceae 1829 Alaska Arctium lappa L. ARLA3 greater burdock Asteraceae Adjacent Canada only Arctium minus Bernh. ARMI2 common burdock 49 Asteraceae 2006 Alaska Armoracia rusticana G. Gaertn., B. Mey. & Scherb. ARRU4 horseradish Brassicaceae 1997 Alaska Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl AREL3 tall oatgrass Poaceae 1902 Alaska Artemisia biennis Willd. ARBI2 biennial wormwood Asteraceae 1968 Alaska Artemisia vulgaris L. ARVU common wormwood Asteraceae 2003 Alaska Asperugo procumbens L. ASPR German-madwort Boraginaceae 1941 Alaska Astragalus cicer L. ASCI4 chickpea milkvetch Fabaceae 2000 Alaska Atriplex hortensis L. ATHO garden orache Chenopodiaceae 1946 Alaska Atriplex patula L. ATPA4 spear saltbush Chenopodiaceae 1939 Alaska Aurinia saxatilis (L.) Desv. AUSA basket of gold Brassicaceae 1991 Alaska Avena fatua L. AVFA wild oat Poaceae 1941 Alaska Avena sativa L. AVSA common oat Poaceae 1918 Alaska Axyris amaranthoides L. AXAM Russian pigweed Chenopodiaceae Adjacent Canada only Barbarea verna (Mill.) Asch. BAVE early yellowrocket Brassicaceae Adjacent Canada only Barbarea vulgaris W.T. Aiton BAVU garden yellowrocket Brassicaceae Adjacent Canada only Bellis perennis L. BEPE2 lawndaisy Asteraceae 1937 Alaska Berteroa incana (L.) DC. BEIN2 hoary alyssum Brassicaceae 1970 Alaska Betula pendula Roth BEPE3 European white birch Betulaceae 2005 Alaska Bidens cernua L. BICE nodding beggartick Asteraceae 1909 Alaska Bidens frondosa L. BIFR devil's beggartick Asteraceae 1968 Alaska Borago officinalis L. BOOF common borage Boraginaceae 1998 Alaska Brachypodium sylvaticum (Huds.) P. Beauv. BRSY slender false brome 70 Poaceae Adjacent Canada only Brassica juncea (L.) Czern. BRJU brown mustard Brassicaceae 1925 Alaska Brassica napus L. BRNA rape 47 Brassicaceae 1913 Alaska Brassica rapa L. BRRA field mustard 50 Brassicaceae 1925 Alaska Bromus briziformis Fisch. & C.A. Mey. BRBR5 rattlesnake brome Poaceae 1941 Alaska Bromus hordeaceus L. BRHO2 soft brome Poaceae 1929 Alaska Bromus inermis Leyss. BRIN2 smooth brome 62 Poaceae 1914 Alaska Bromus japonicus Thunb. ex Murray BRAR5 field brome Poaceae Adjacent Canada only Bromus racemosus L. BRRA2 bald brome Poaceae 1941 Alaska Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Bromus secalinus L. BRSE rye brome Poaceae 1918 Alaska Bromus tectorum L. BRTE cheatgrass 78 Poaceae 1923 Alaska Calendula officinalis L. CAOF calendula Asteraceae 2006 Alaska Calystegia sepium (L.) R. Br. CASE13 hedge false bindweed Convolvulaceae 2006 Alaska Camelina microcarpa Andrz. ex DC. CAMI2 littlepod false flax Brassicaceae Adjacent Canada only Camelina sativa (L.) Crantz CASA2 gold-of-pleasure Brassicaceae 1918 Alaska Campanula glomerata L. CAGL2 Dane's blood Campanulaceae 2008 Alaska Campanula medium L. CAME20 Canterbury bells Campanulaceae 2008 Alaska Campanula rapunculoides L. CARA rampion bellflower 64 Campanulaceae 2007 Alaska Capsella bursa-pastoris (L.) Medik. CABU2 shepherd's purse 40 Brassicaceae 1918 Alaska Caragana arborescens Lam. CAAR18 Siberian peashrub 74 Fabaceae 1995 Alaska Carduus acanthoides L. CAAC spiny plumeless thistle 61 Asteraceae Adjacent Canada only Carduus nutans L. CANU4 nodding plumeless thistle 61 Asteraceae Adjacent Canada only Carduus pycnocephalus L. CAPY2 Italian plumeless thistle 61 Asteraceae Alaska Watchlist Carduus tenuiflorus W. Curtis CATE2 winged plumeless thistle 61 Asteraceae Alaska Watchlist Carex stipata Muhl. ex Willd. CAST5 awlfruit sedge Cyperaceae 1993 Alaska Carthamus tinctorius L. CATI safflower Asteraceae 2004 Alaska (unconfirmed) Castilleja tenuis (A. Heller) T.I. Chuang & Heckard CATE26 hairy Indian paintbrush Orobanchaceae 1918 Alaska Centaurea cyanus L. CECY2 garden cornflower Asteraceae 2008 Alaska Centaurea montana L. CEMO perennial cornflower 46 Asteraceae 2005 Alaska Centaurea scabiosa L. CESC2 greater knapweed Asteraceae 2004 Alaska Centaurea stoebe L. CEST8 spotted knapweed 86 Asteraceae 2004 Alaska Cerastium fontanum Baumg. ssp. vulgare (Hartm.) Greuter &CEFOV2 Burdet big chickweed 36 Caryophyllaceae 1899 Alaska Cerastium glomeratum Thuill. CEGL2 sticky chickweed 36 Caryophyllaceae 1913 Alaska Cerastium nutans Raf. CENU2 nodding chickweed Caryophyllaceae Adjacent Canada only Cerastium tomentosum L. CETO2 snow in summer Caryophyllaceae 2006 Alaska Chaenorhinum minus (L.) Lange CHMI dwarf snapdragon Plantaginaceae 2007 Alaska Chenopodium album L. var. album CHALA lambsquarters 37 Chenopodiaceae 1902 Alaska Chenopodium berlandieri Moq. var. berlandieri CHBEB2 pitseed goosefoot Chenopodiaceae 1941 Alaska Chenopodium leptophyllum (Moq.) Nutt. ex S. Watson CHLE4 narrowleaf goosefoot Chenopodiaceae 1950 Alaska Chenopodium rubrum L. CHRU red goosefoot Chenopodiaceae 1968 Alaska Chenopodium simplex (Torr.) Raf. CHSI2 mapleleaf goosefoot Chenopodiaceae 1995 Alaska Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Cichorium intybus L. CIIN chicory Asteraceae Adjacent Canada only Cirsium arvense (L.) Scop. CIAR4 Canada thistle 76 Asteraceae 1925 Alaska Cirsium vulgare (Savi) Ten. CIVU bull thistle 61 Asteraceae 1941 Alaska Clematis tangutica (Maxim.) Korsh. CLTA2 golden virginsbower Ranunculaceae 2009 Alaska Clinopodium douglasii (Benth.) Kuntze CLDO2 yerba buena Lamiaceae 1891 Alaska Collomia linearis Nutt. COLI2 tiny trumpet Polemoniaceae 1931 Alaska Conium maculatum L. COMA2 poison hemlock Apiaceae 2006 Alaska Conringia orientalis (L.) Dumort. COOR hare's ear mustard Brassicaceae Adjacent Canada only Convallaria majalis L. COMA7 European lily of the valley Liliaceae Alaska Watchlist Convolvulus arvensis L. COAR4 field bindweed 56 Convolvulaceae 2004 Alaska Conyza canadensis (L.) Cronquist COCA5 Canadian horseweed Asteraceae 1982 Alaska Cotoneaster simonsii Baker COSI82 Simons' cotoneaster Rosaceae 2014 Alaska Cotula coronopifolia L. COCO7 common brassbuttons 42 Asteraceae 1932 Alaska Crepis capillaris (L.) Wallr. CRCA3 smooth hawksbeard Asteraceae 1996 Alaska Crepis tectorum L. CRTE3 narrowleaf hawksbeard 56 Asteraceae 1970 Alaska Cryptantha torreyana (A. Gray) Greene CRTO4 Torrey's cryptantha Boraginaceae 1902 Alaska Cytisus scoparius (L.) Link CYSC4 Scotch broom 69 Fabaceae 1983 Alaska Dactylis glomerata L. DAGL orchardgrass 53 Poaceae 1902 Alaska Daphne mezereum L. DAME3 paradise plant Thymelaeaceae 1998 Alaska Daucus carota L. DACA6 Queen Anne's lace Apiaceae 2005 Alaska Deschampsia danthonioides (Trin.) Munro DEDA annual hairgrass Poaceae 1941 Alaska Deschampsia elongata (Hook.) Munro DEEL slender hairgrass 35 Poaceae 1945 Alaska Descurainia sophia (L.) Webb ex Prantl DESO2 herb sophia 41 Brassicaceae 1920 Alaska Dianthus barbatus L. DIBA sweetwilliam Caryophyllaceae 1995 Alaska Dianthus deltoides L. DIDE maiden pink Caryophyllaceae 2005 Alaska Dianthus plumarius L. DIPL feathered pink Caryophyllaceae Adjacent Canada only Digitalis purpurea L. DIPU purple foxglove 51 Plantaginaceae 2004 Alaska Digitaria ischaemum (Schreb.) Schreb. ex Muhl. DIIS smooth crabgrass Poaceae Alaska (unconfirmed) Digitaria sanguinalis (L.) Scop. DISA hairy crabgrass Poaceae Alaska (unconfirmed) Dracocephalum moldavica L. DRMO Moldavian dragonhead Lamiaceae Alaska (unconfirmed) Dracocephalum thymiflorum L. DRTH thymeleaf dragonhead Lamiaceae Adjacent Canada only Dulichium arundinaceum (L.) Britton var. arundinaceum DUARA three-way sedge Cyperaceae 1993 Alaska Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Echinochloa crus-galli (L.) P. Beauv. ECCR barnyardgrass Poaceae 2014 Alaska Echium vulgare L. ECVU common viper's bugloss Boraginaceae 1975 Alaska Elodea canadensis Michx. ELODE Canadian waterweed 79 Hydrocharitaceae 1982 Alaska Elodea nuttallii (Planch.) H. St. John ELODE western waterweed 79 Hydrocharitaceae 1982 Alaska Elymus canadensis L. ELCA4 Canada wildrye Poaceae Alaska (unconfirmed) Elymus repens (L.) Gould ELRE4 quackgrass 59 Poaceae 1918 Alaska Elymus sibiricus L. ELSI Siberian wildrye 53 Poaceae 1999 Alaska Eragrostis intermedia Hitchc. ERIN plains lovegrass Poaceae Alaska (unconfirmed) Erodium cicutarium (L.) L'Hér. ex Aiton ERCI6 redstem stork's bill Geraniaceae 1909 Alaska Erucastrum gallicum (Willd.) O.E. Schulz ERGA common dogmustard Brassicaceae 1994 Alaska Erysimum capitatum (Douglas ex Hook.) Greene (cultivar) ERCA14 sanddune wallflower Brassicaceae 2004 Alaska Erysimum cheiri (L.) Crantz ERCH10 Aegean wallflower Brassicaceae 2011 Alaska Eschscholzia californica Cham. ESCA2 California poppy Papaveraceae 1995 Alaska Euphorbia cyparissias L. EUCY2 cypress spurge Euphorbiaceae 2014 Alaska Euphorbia esula L. EUES leafy spurge 84 Euphorbiaceae 2012 Alaska Euphorbia peplus L. EUPE6 petty spurge Euphorbiaceae 1974 Alaska Euphrasia nemorosa (Pers.) Wallr. EUNE3 common eyebright 42 Scrophulariaceae 2000 Alaska Fagopyrum esculentum Moench FAES2 buckwheat Polygonaceae 1974 Alaska Fallopia ×bohemica (J. Chrtek & Chrtkov) J.P. Bailey POBO10 Bohemian knotweed 87 Polygonaceae 2004 Alaska Fallopia convolvulus (L.) Á. Löve FACO black bindweed 50 Polygonaceae 1931 Alaska Fallopia japonica (Houtt.) Ronse Decr. FAJA2 Japanese knotweed 87 Polygonaceae 1981 Alaska Fallopia sachalinensis (F. Schmidt ex Maxim.) Ronse Decr. FASA3 giant knotweed 87 Polygonaceae 2006 Alaska Festuca brevipila Tracey FEBR7 hard fescue Poaceae Alaska (unconfirmed) Festuca valesiaca Schleich. ex Gaudin FEVA2 Volga fescue Poaceae Adjacent Canada only Gaillardia aristata Pursh GAAR common gaillardia Asteraceae Adjacent Canada only Gaillardia pulchella Foug. GAPU Indian blanket Asteraceae 1995 Alaska Galeopsis bifida Boenn. GABI3 splitlip hempnettle 50 Lamiaceae 1969 Alaska Galeopsis tetrahit L. GATE2 brittlestem hempnettle 50 Lamiaceae 1867 Alaska Geranium bicknellii Britton GEBI2 Bicknell's cranesbill Geraniaceae 1924 Alaska Geranium carolinianum L. GECA5 Carolina cranesbill Geraniaceae 1959 Alaska Geranium pusillum L. GEPU2 small geranium Geraniaceae 1994 Alaska Geranium robertianum L. GERO Robert geranium 67 Geraniaceae 1941 Alaska Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Geranium sanguineum L. GESA2 bloody geranium Geraniaceae 1959 Alaska Gilia achilleifolia Benth. GIAC2 California gilia Polemoniaceae 1941 Alaska Gilia capitata Sims GICA5 bluehead gilia Polemoniaceae 1941 Alaska Glebionis segetum (L.) Fourr. GLSE5 corndaisy Asteraceae 1968 Alaska Glechoma hederacea L. GLHE2 ground ivy 48 Lamiaceae 1941 Alaska Glyceria maxima (Hartm.) Holmb. GLMA3 reed mannagrass Poaceae 1941 Alaska Gnaphalium palustre Nutt. GNPA marsh cudweed Asteraceae 2005 Alaska Gnaphalium uliginosum L. GNUL marsh cudweed Asteraceae 1941 Alaska Gypsophila elegans M. Bieb. GYEL showy baby's-breath Caryophyllaceae Adjacent Canada only Gypsophila paniculata L. GYPA baby's breath 57 Caryophyllaceae 2004 Alaska Hackelia micrantha (Eastw.) J.L. Gentry HAMI Jessica sticktight Boraginaceae 1968 Alaska Hedera helix L. HEHE English ivy 73 Araliaceae 2006 Alaska Helianthus annuus L. HEAN3 common sunflower Asteraceae 1941 Alaska Heracleum mantegazzianum Sommier & Levier HEMA17 giant hogweed 81 Apiaceae 2010 Alaska Heracleum sphondylium L. ssp. sibiricum (L.) Simonkai HESPS eltrot Apiaceae Adjacent Canada only Hesperis matronalis L. HEMA3 dames rocket 41 Brassicaceae 1941 Alaska Hieracium aurantiacum L. HIAU orange hawkweed 79 Asteraceae 1969 Alaska Hieracium caespitosum Dumort. HICA10 meadow hawkweed 79 Asteraceae 2004 Alaska Hieracium glomeratum Froel. HIGL3 queen-devil hawkweed Asteraceae Adjacent Canada only Hieracium lachenalii C.C. Gmel. HILA8 common hawkweed 57 Asteraceae 2005 Alaska Hieracium murorum L. HIMU wall hawkweed Asteraceae 2005 Alaska Hieracium pilosella L. HIPI mouseear hawkweed 63 Asteraceae 2004 Alaska Hieracium piloselloides Vill. HIPI2 tall hawkweed Asteraceae 2006 Alaska Hieracium sabaudum L. HISA4 New England hawkweed Asteraceae Adjacent Canada only Hieracium umbellatum L. HIUM narrowleaf hawkweed 51 Asteraceae 1996 Alaska Hieracium ×flagellare Willd. [caespitosum × pilosella] HIFL2 hawkweed Asteraceae Adjacent Canada only Holcus lanatus L. HOLA common velvetgrass 56 Poaceae 1906 Alaska Holcus mollis L. HOMO creeping velvet grass Poaceae 2007 Alaska Hordeum comosum J. Presl HOCO4 barley Poaceae Alaska (unconfirmed) Hordeum jubatum L. HOJU foxtail barley 63 Poaceae 1889 Alaska Hordeum murinum L. ssp. leporinum (Link) Arcang. HOMUL leporinum barley 60 Poaceae 2004 Alaska Hordeum vulgare L. HOVU common barley 39 Poaceae 1918 Alaska Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Hydrilla verticillata (L. f.) Royle HYVE3 waterthyme 80 Hydrocharitaceae Alaska Watchlist Hypericum perforatum L. HYPE St. Johnswort 52 Clusiaceae 1981 Alaska Hypochaeris radicata L. HYRA3 hairy cat's ear 44 Asteraceae 1919 Alaska Iberis amara L. IBAM annual candytuft Brassicaceae Alaska (unconfirmed) Iberis umbellata L. IBUM globe candytuft Brassicaceae 1946 Alaska Ilex aquifolium L. ILAQ80 English holly 67 Aquifoliaceae 2006 Alaska Impatiens glandulifera Royle IMGL ornamental jewelweed 82 Balsaminaceae 2004 Alaska Iris pseudacorus L. IRPS paleyellow iris 66 Iridaceae 2006 Alaska Kochia scoparia (L.) Schrad. KOSC burningbush Chenopodiaceae 2013 Alaska Lactuca serriola L. LASE prickly lettuce Asteraceae 2005 Alaska Lactuca tatarica (L.) C.A. Mey. LATA blue lettuce Asteraceae 1932 Alaska Lamium album L. LAAL white deadnettle 40 Lamiaceae 1950 Alaska Lamium amplexicaule L. LAAM henbit deadnettle Lamiaceae 2011 Alaska Lamium maculatum L. LAMA spotted henbit Lamiaceae 1974 Alaska Lappula squarrosa (Retz.) Dumort. LASQ European stickseed 44 Boraginaceae 1944 Alaska Lapsana communis L. LACO3 common nipplewort 33 Asteraceae 1919 Alaska Lathyrus pratensis L. LAPR meadow pea Fabaceae 1932 Alaska Leontodon autumnalis L. LEAU2 fall dandelion 51 Asteraceae 1997 Alaska Leontodon hirtus auct. non L. LEHI4 rough hawkbit Asteraceae 2012 Alaska Leontodon hispidus L. LEHI hairy hawkbit Asteraceae 2005 Alaska Leontodon saxatilis Lam. LETA lesser hawkbit Asteraceae Adjacent Canada only Lepidium campestre (L.) W.T. Aiton LECA5 field pepperweed Brassicaceae 2005 Alaska Lepidium densiflorum Schrad. LEDE common pepperweed 25 Brassicaceae 1919 Alaska Lepidium heterophyllum Benth. LEHE2 purpleanther field pepperweed Brassicaceae 2013 Alaska Lepidium latifolium L. LELA2 broadleaved pepperweed 71 Brassicaceae 2011 Alaska Lepidium ramosissimum A. Nelson LERA2 manybranched pepperweed Brassicaceae 1891 Alaska Lepidium sativum L. LESA2 gardencress pepperweed Brassicaceae Adjacent Canada only Lepidium virginicum L. LEVI3 Virginia pepperweed Brassicaceae 1941 Alaska Leucanthemum maximum (Ramond) DC. LEMA8 Shasta daisy Asteraceae 2006 Alaska Leucanthemum vulgare Lam. LEVU oxeye daisy 61 Asteraceae 1936 Alaska Levisticum officinale W.D.J. Koch LEOF garden lovage Apiaceae 2004 Alaska Leymus angustus (Trin.) Pilg. LEAN3 Altai wildrye Poaceae Adjacent Canada only Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Limnanthes douglasii R. Br. ssp. douglasii LIDOD Douglas' meadowfoam Limnanthaceae 2010 Alaska Linaria dalmatica (L.) Mill. LIDA Dalmatian toadflax 58 Plantaginaceae Adjacent Canada only Linaria maroccana Hook. f. LIMA3 Moroccan toadflax Plantaginaceae 2011 Alaska Linaria pinifolia (Poir.) Thell. LIPI3 pineneedle toadflax Plantaginaceae 2007 Alaska Linaria vulgaris Mill. LIVU2 butter and eggs 69 Plantaginaceae 1941 Alaska Lolium multiflorum Lam. LOMU Italian ryegrass 41 Poaceae 1935 Alaska Lolium perenne L. LOPE perennial ryegrass 52 Poaceae 1902 Alaska Lolium temulentum L. ssp. temulentum LOTET Darnel ryegrass Poaceae Adjacent Canada only Lonicera tatarica L. LOTA Tatarian honeysuckle 66 Caprifoliaceae 2010 Alaska Lotus corniculatus L. LOCO6 bird's-foot trefoil 65 Fabaceae 2005 Alaska Lupinus polyphyllus Lindl. ssp. polyphyllus LUPOP2 bigleaf lupine 71 Fabaceae 1931 Alaska Lychnis coronaria (L.) Desr. LYCO rose campion Caryophyllaceae Alaska Lysimachia nummularia L. LYNU creeping jenny Primulaceae 2006 Alaska Lythrum hyssopifolia L. LYHY3 hyssop loosestrife Lythraceae Alaska Lythrum salicaria L. LYSA2 purple loosestrife 84 Lythraceae 2006 Alaska Lythrum virgatum L. LYVI3 European wand loosestrife 84 Lythraceae Alaska Watchlist Madia glomerata Hook. MAGL2 mountain tarweed Asteraceae 1914 Alaska Malva neglecta Wallr. MANE common mallow Malvaceae 1974 Alaska Malva pusilla Sm. MAPU5 low mallow Malvaceae Adjacent Canada only Malva sylvestris L. MASY high mallow Malvaceae 2011 Alaska Marrubium vulgare L. MAVU horehound Lamiaceae 1941 Alaska Matricaria discoidea DC. MADI6 disc mayweed 32 Asteraceae 1881 Alaska Medicago lupulina L. MELU black medick 48 Fabaceae 1930 Alaska Medicago minima (L.) L. MEMI burr medic Fabaceae 2004 Alaska Medicago polymorpha L. MEPO3 burclover Fabaceae 1918 Alaska Medicago sativa L. ssp. falcata (L.) Arcang. MESAS yellow alfalfa 64 Fabaceae 1915 Alaska Medicago sativa L. ssp. sativa MESAF alfalfa 59 Fabaceae 1909 Alaska Melilotus albus Medik. MEAL2 white sweetclover 81 Fabaceae 1913 Alaska Melilotus officinalis (L.) Lam. MEOF yellow sweetclover 69 Fabaceae 1913 Alaska Mentha ×piperita L. [aquatica × spicata] MEPI peppermint 43 Lamiaceae 1918 Alaska Mentha spicata L. MESP3 spearmint 43 Lamiaceae 1918 Alaska Microsteris gracilis (Hook.) Greene MIGR slender phlox Polemoniaceae 1909 Alaska Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Misopates orontium (L.) Raf. MIOR linearleaf snapdragon Plantaginaceae 1968 Alaska Mycelis muralis (L.) Dumort. MYMU wall-lettuce 31 Asteraceae 2004 Alaska Myosotis scorpioides L. MYSC true forget-me-not 54 Boraginaceae 1918 Alaska Myosotis sylvatica Ehrh. MYSY woodland forget-me-not Boraginaceae 1962 Alaska Myriophyllum spicatum L. MYSP2 Eurasian watermilfoil 90 Halagoraceae Alaska Watchlist Myrrhis odorata (L.) Scop. MYOD anise Apiaceae 2007 Alaska Nasturtium officinale W.T. Aiton NAOF watercress Brassicaceae 1946 Alaska Nemophila menziesii Hook. & Arn. NEME baby blue eyes Hydrophyllaceae 2011 Alaska Nepeta cataria L. NECA2 catnip Lamiaceae 1918 Alaska Neslia paniculata (L.) Desv. NEPA3 ballmustard Brassicaceae 1931 Alaska Nymphaea odorata Aiton ssp. odorata NYODO American white waterlily 80 Nymphaceae 1997 Alaska Onobrychis viciifolia Scop. ONVI sainfoin Fabaceae 2000 Alaska Onopordum acanthium L. ONAC stemless thistle Asteraceae Adjacent Canada only Panicum miliaceum L. PAMI2 proso millet Poaceae Alaska (unconfirmed) Papaver croceum Ledeb. PACR80 Iceland poppy 39 Papaveraceae 1974 Alaska Papaver rhoeas L. PARH2 corn poppy Papaveraceae 1913 Alaska Pascopyrum smithii (Rydb.) Á. Löve PASM western wheatgrass Poaceae 1968 Alaska Pastinaca sativa L. PASA2 wild parsnip Apiaceae 1941 Alaska Persicaria lapathifolia (L.) Gray PELA22 pale smartweed 47 Polygonaceae 1952 Alaska Persicaria maculosa Gray PEMA24 spotted ladysthumb 47 Polygonaceae 1940 Alaska Persicaria wallichii Greuter & Burdet, Willd. PEWA18 Himalayan knotweed 80 Polygonaceae 2006 Alaska Phacelia campanularia A. Gray PHCA3 desertbells Hydrophyllaceae Adjacent Canada only Phalaris arundinacea L. (cultivar) PHAR3 reed canarygrass 83 Poaceae 1905 Alaska Phalaris canariensis L. PHCA5 annual canarygrass Poaceae 1909 Alaska Phalaris minor Retz. PHMI3 littleseed canarygrass Poaceae 1968 Alaska Phedimus spurius (M. Bieb.) 't Hart PHSP9 Caucasian stonecrop Crassulaceae Adjacent Canada only Phleum pratense L. PHPR3 timothy 54 Poaceae 1918 Alaska Phragmites australis (Cav.) Trin. ex Steud. PHAU7 common reed 83 Poaceae Adjacent Canada only Plagiobothrys figuratus (Piper) I.M. Johnst. ex M. Peck ssp. figuratusPLFIF fragrant popcornflower Boraginaceae 1944 Alaska Plantago lanceolata L. PLLA narrowleaf plantain Plantaginaceae 1919 Alaska Plantago major L. PLMA2 common plantain 44 Plantaginaceae 1904 Alaska Poa annua L. POAN annual bluegrass 46 Poaceae 1891 Alaska Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Poa compressa L. POCO Canada bluegrass 39 Poaceae 1941 Alaska Poa pratensis L. ssp. irrigata (Lindm.) H. Lindb. POPR spreading bluegrass 52 Poaceae 1975 Alaska Poa pratensis L. ssp. pratensis POPR Kentucky bluegrass 52 Poaceae 1902 Alaska Poa trivialis L. POTR2 rough bluegrass 52 Poaceae 1918 Alaska Polygonum achoreum S.F. Blake POAC3 leathery knotweed Polygonaceae 1956 Alaska Polygonum aviculare L. POAV prostrate knotweed 45 Polygonaceae 1918 Alaska Polygonum hydropiper L. POHY marshpepper knotweed Polygonaceae 1913 Alaska Polygonum hydropiperoides Michx. POHY2 swamp smartweed Polygonaceae 1940 Alaska Polygonum ramosissimum Michx. PORA3 bushy knotweed Polygonaceae 1968 Alaska Polypogon monspeliensis (L.) Desf. POMO5 annual rabbitsfoot grass Poaceae 1919 Alaska Potentilla biennis Greene POBI7 biennial cinquefoil Rosaceae Adjacent Canada only Potentilla gracilis Douglas ex Hook. var. brunnescens (Rydb.)POGRB C.L. Hitchc.slender cinquefoil Rosaceae 1951 Alaska Potentilla recta L. PORE5 sulphur cinquefoil 57 Rosaceae Adjacent Canada only Prunus avium (L.) L. PRAV sweet cherry Rosaceae 2005 Alaska Prunus maackii Rupr. PRMA9 Amur chokecherry Rosaceae 2012 Alaska Prunus mahaleb L. PRMA Mahaleb cherry Rosaceae Adjacent Canada only Prunus padus L. PRPA5 European bird cherry 74 Rosaceae 1980 Alaska Prunus virginiana L. PRVI chokecherry 74 Rosaceae 2009 Alaska Psathyrostachys juncea (Fisch.) Nevski PSJU3 Russian wildrye Poaceae 1941 Alaska Pseudolysimachion longifolium (L.) Opiz PSLO6 longleaf speedwell Plantaginaceae 1973 Alaska Psilocarphus elatior (A. Gray) A. Gray meadow woolyheads Asteraceae 2012 Alaska Puccinellia distans (Jacq.) Parl. PUDI weeping alkaligrass Poaceae 1992 Alaska Ranunculus acris L. RAAC3 tall buttercup 54 Ranunculaceae 1945 Alaska Ranunculus repens L. RARE3 creeping buttercup 54 Ranunculaceae 1881 Alaska Raphanus sativus L. RASA2 cultivated radish Brassicaceae 1936 Alaska Rheum rhabarbarum L. RHRH2 garden rhubarb Polygonaceae 2003 Alaska Ribes uva-crispa L. RIUV80 European gooseberry Grossulariaceae 2010 Alaska Rorippa sylvestris (L.) Besser ROSY creeping yellowcress Brassicaceae 1994 Alaska Rosa rugosa Thunb. RORU rugosa rose 72 Rosaceae 1921 Alaska Rubus discolor Weihe & Nees RUDI2 Himalayan blackberry 77 Rosaceae 2006 Alaska Rudbeckia hirta L. RUHI2 blackeyed Susan Asteraceae Alaska (unconfirmed) Rumex acetosa L. RUAC2 garden sorrel Polygonaceae 2007 Alaska Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Rumex acetosella L. RUAC3 common sheep sorrel 51 Polygonaceae 1979 Alaska Rumex crispus L. RUCR curly dock 48 Polygonaceae 1909 Alaska Rumex longifolius DC. RULO2 dooryard dock 48 Polygonaceae 1937 Alaska Rumex maritimus L. RUMA4 golden dock Polygonaceae 1941 Alaska Rumex obtusifolius L. RUOB bitter dock 48 Polygonaceae 1913 Alaska Rumex pseudonatronatus Borbás RUPS field dock Polygonaceae Adjacent Canada only Sagina procumbens L. SAPR birdeye pearlwort 39 Caryophyllaceae 2005 Alaska Salix ×pendulina Wender. [babylonica × euxina] SAPE12 Wisconsin weeping willow Salicaceae Alaska (unconfirmed) Saponaria officinalis L. SAOF4 bouncingbet 34 Caryophyllaceae 2010 Alaska Schedonorus arundinaceus (Schreb.) Dumort. SCAR7 tall fescue 63 Poaceae 1941 Alaska Schedonorus pratensis (Huds.) P. Beauv. SCPR4 meadow fescue Poaceae 1936 Alaska Secale cereale L. SECE cereal rye Poaceae 1941 Alaska Securigera varia (L.) Lassen SEVA4 crown vetch 68 Fabaceae 2006 Alaska Senecio eremophilus Richardson SEER2 desert ragwort Asteraceae 1968 Alaska Senecio integerrimus Nutt. var. exaltatus (Nutt.) Cronquist SEINE Columbia ragwort Asteraceae 2006 Alaska Senecio jacobaea L. SEJA tansy ragwort 63 Asteraceae 1999 Alaska Senecio serra Hook. SESE2 tall ragwort Asteraceae 2014 Alaska Senecio sylvaticus L. SESY woodland ragwort 41 Asteraceae 2006 Alaska Senecio viscosus L. SEVI2 sticky ragwort Asteraceae 2007 Alaska Senecio vulgaris L. SEVU old-man-in-the-Spring 36 Asteraceae 1916 Alaska Setaria viridis (L.) P. Beauv. SEVI4 green bristlegrass Poaceae 1997 Alaska Silene armeria L. SIAR sweet William silene Caryophyllaceae 2008 Alaska Silene chalcedonica (L.) E. H. L. Krause LYCH3 maltesecross 42 Caryophyllaceae 1994 Alaska Silene csereii Baumg. SICS Balkan catchfly Caryophyllaceae Adjacent Canada only Silene dioica (L.) Clairville SIDI4 red catchfly 42 Caryophyllaceae 2007 Alaska Silene latifolia Poir. SILA21 bladder campion 42 Caryophyllaceae 1937 Alaska Silene noctiflora L. SINO nightflowering silene 42 Caryophyllaceae 1938 Alaska Silene vulgaris (Moench) Garcke SIVU bladder campion 42 Caryophyllaceae 2010 Alaska Silybum marianum (L.) Gaertn. SIMA3 blessed milkthistle Asteraceae 2007 Alaska Sinapis alba L. SIAL5 white mustard Brassicaceae 2004 Alaska Sinapis arvensis L. SIAR4 charlock mustard Brassicaceae 1909 Alaska Sisymbrium altissimum L. SIAL2 tall tumblemustard Brassicaceae 1918 Alaska Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Sisymbrium loeselii L. SILO3 small tumbleweed mustard Brassicaceae Adjacent Canada only Sisymbrium officinale (L.) Scop. SIOF hedgemustard Brassicaceae 1918 Alaska Solanum nigrum L. SONI black nightshade Solanaceae 1918 Alaska Solanum physalifolium Rusby SOPH hoe nightshade Solanaceae 1917 Alaska Sonchus arvensis L. SOAR2 field sowthistle 73 Asteraceae 1918 Alaska Sonchus arvensis L. ssp. arvensis SOARA2 field sowthistle Asteraceae Adjacent Canada only Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman SOARU moist sowthistle Asteraceae 1993 Alaska Sonchus asper (L.) Hill SOAS spiny sowthistle 46 Asteraceae 1918 Alaska Sonchus oleraceus L. SOOL common sowthistle 46 Asteraceae 1941 Alaska Sorbaria sorbifolia (L.) A. Braun SOSO2 false spiraea Rosaceae 2005 Alaska Sorbus aucuparia L. SOAU European mountain ash 59 Rosaceae 1939 Alaska Spartina alterniflora Loisel. SPAL smooth cordgrass 86 Poaceae Alaska Watchlist Spartina anglica C.E. Hubbard SPAN5 common cordgrass 86 Poaceae Adjacent Canada only Spartina densiflora Brongn. SPDE2 denseflower cordgrass 86 Poaceae Adjacent Canada only Spartina patens (Aiton) Muhl. SPPA saltmeadow cordgrass 86 Poaceae Adjacent Canada only Spergula arvensis L. SPAR corn spurry 32 Caryophyllaceae 1867 Alaska Spergularia rubra (L.) J. Presl & C. Presl SPRU red sandspurry 34 Caryophyllaceae 1940 Alaska Stellaria media (L.) Vill. STME2 common chickweed 42* Caryophyllaceae 1816 Alaska Symphytum asperum Lepechin SYAS prickly comfrey Boraginaceae 1994 Alaska Symphytum officinale L. SYOF common comfrey 48 Boraginaceae 2004 Alaska Tanacetum vulgare L. TAVU common tansy 60 Asteraceae 1941 Alaska Taraxacum erythrospermum Andrz. ex Besser TAER3 rock dandelion Asteraceae 1941 Alaska Taraxacum officinale F.H. Wigg. TAOF common dandelion 58 Asteraceae 1916 Alaska Thinopyrum intermedium (Host) Barkworth & D.R. Dewey THIN6 intermediate wheatgrass Poaceae Adjacent Canada only Thinopyrum ponticum (Podp.) Z.-W. Liu & R.-C. Wang THPO7 tall wheatgrass Poaceae Adjacent Canada only Thlaspi arvense L. THAR5 field pennycress 42 Brassicaceae 1919 Alaska Tragopogon dubius Scop. TRDU yellow salsify 50 Asteraceae 2003 Alaska Trifolium aureum Pollich TRAU2 golden clover Fabaceae 2005 Alaska Trifolium campestre Schreb. TRCA5 field clover Fabaceae 1968 Alaska Trifolium dubium Sibth. TRDU2 suckling clover 50 Fabaceae 1941 Alaska Trifolium hybridum L. TRHY alsike clover 57 Fabaceae 1901 Alaska Trifolium lupinaster L. TRLU lupine clover Fabaceae 1932 Alaska Non-Native Plant Species List – Alaska Center for Conservation Science Scientific Name Symbol Common Name Rank Family Est. Occurrence Trifolium microcephalum Pursh TRMI4 smallhead clover Fabaceae 1909 Alaska Trifolium pratense L. TRPR2 red clover 53 Fabaceae 1902 Alaska Trifolium repens L. TRRE3 white clover 59 Fabaceae 1902 Alaska Trifolium variegatum Nutt. TRVA whitetip clover Fabaceae 1947 Alaska Tripleurospermum inodorum (L.) Sch. Bip. TRIN11 scentless false mayweed 48 Asteraceae 1934 Alaska Triticum aestivum L. TRAE common wheat Poaceae 1918 Alaska Trollius europeus L. TREU3 European globeflower Ranunculaceae 2010 Alaska Urtica urens L. URUR dwarf nettle Urticaceae 1941 Alaska Vaccaria hispanica (Mill.) Rauschert VAHI2 cow soapwort Caryophyllaceae 1909 Alaska Valeriana officinalis L. VAOF garden valerian Valerianaceae Adjacent Canada only Verbascum thapsus L. VETH common mullein 52 Scrophulariaceae 2007 Alaska Veronica anagallis-aquatica L. VEAN2 water speedwell Scrophulariaceae 1968 Alaska Veronica arvensis L. VEAR corn speedwell Scrophulariaceae 1918 Alaska Veronica chamaedrys L. VECH germander speedwell Plantaginaceae 1941 Alaska Veronica officinalis L. VEOF2 common gypsyweed Plantaginaceae 2006 Alaska Veronica peregrina L. ssp. peregrina VEPEP neckweed Plantaginaceae 2007 Alaska Veronica peregrina L. ssp. xalapensis (Kunth) Pennell VEPEX2 hairy purslane speedwell Plantaginaceae 1919 Alaska Veronica persica Poir. VEPE3 birdeye speedwell Scrophulariaceae 1918 Alaska Veronica serpyllifolia L. ssp. serpyllifolia VESES thymeleaf speedwell 36 Plantaginaceae 1918 Alaska Veronica spicata L. ssp. spicata VESPS spiked speedwell Plantaginaceae 1918 Alaska Viburnum opulus L. VIOP American cranberrybush Caprifoliaceae 2005 Alaska Vicia cracca L. ssp. cracca VICRC bird vetch 73 Fabaceae 1909 Alaska Vicia hirsuta (L.) Gray VIHI tiny vetch Fabaceae 2014 Alaska Vicia sativa L. ssp. nigra (L.) Ehrh. VISAN2 garden vetch Fabaceae 1918 Alaska Vicia villosa Roth VIVI winter vetch 53 Fabaceae 1931 Alaska Viola tricolor L. VITR johnny jumpup 34 Violaceae 1995 Alaska Vulpia myuros (L.) C.C. Gmel. VUMY annual fescue Poaceae Adjacent Canada only Zostera japonica Asch & Graebn. ZOJA2 dwarf eelgrass 53 Zosteraceae Alaska Watchlist