Canada's Plant Hardiness Site

Plant species modeled for (44.6405878856,-63.5765153297)

This tool returns a list of species whose climatic core, based on ANUCLIM models, overlaps a selected location.

Abies amabilis Pacific silver fir, amabilis fir, lovely red fir, silver fir, red silver fir
Abies balsamea balsam fir, Canada balsam, var (NL), balm of Gilead, eastern fir, fir-balsam, blister fir
Abies concolor white fir, Rocky Mountain white fir, Colorado white fir, white balsam, concolor fir
Acer campestre hedge maple, field maple
Acer negundo box-elder, Manitoba maple, ash-leaf maple, three-leaf maple
Acer palmatum Japanese maple, cut-leaf Japanese maple
Acer pensylvanicum striped maple, moose maple, goosefoot maple
Acer pseudoplatanus sycamore maple, great maple, Scottish maple
Acer rubrum red maple, scarlet maple, soft maple, swamp maple
Acer rubrum var. rubrum red maple, scarlet maple, soft maple, swamp maple, northern red maple
Acer saccharum sugar maple, hard maple, rock maple, bird's-eye maple
Achillea borealis boreal yarrow, northern yarrow
Achillea filipendulina fern-leaf yarrow
Achillea millefolium common yarrow, milfoil
Achillea ptarmica sneezeweed yarrow, white tansy, sneezewort, pearl yarrow
Aconitum columbianum subsp. columbianum Columbia monkshood, northern monkshood, Columbian aconite
Aconitum napellus garden monkshood, garden wolfbane, Venus' chariot
Actaea pachypoda white baneberry, doll's-eyes
Actaea rubra red baneberry
Actaea rubra subsp. arguta western red baneberry
Adiantum aleuticum Aleutian maidenhair fern, serpentine maidenhair fern, serpentine five-finger fern
Aegopodium podagraria goat's-foot, snow-on-the-mountain, bishop's weed, ground elder, goutweed
Aesculus hippocastanum horsechestnut, common horsechestnut
Agalinis neoscotica Nova Scotia false foxglove, Middleton false foxglove
Agrimonia gryposepala hooked agrimony, tall hairy agrimony, tall hairy grooveburr
Agrostis capillaris colonial bentgrass, browntop, Rhode Island bent, Prince Edward Island bentgrass
Agrostis exarata spike bentgrass, spike redtop, spike bent
Agrostis hyemalis winter bentgrass, ticklegrass, winter bent
Agrostis mertensii northern bentgrass, arctic bentgrass, northern bent
Agrostis oregonensis Oregon bentgrass, Oregon redtop, Oregon bent
Agrostis perennans upland bentgrass, autumn bentgrass, upland bent, autumn bent
Agrostis scabra tickle grass, rough bentgrass, rough bent, rough hairgrass
Agrostis stolonifera creeping bentgrass, creeping bent, spreading bentgrass, carpet bentgrass
Ajuga reptans creeping bugle, carpet bugle, common bugleweed
Alchemilla alpina alpine lady's-mantle, mountain lady's-mantle
Alchemilla mollis soft lady's-mantle, garden lady's-mantle
Alisma plantago-aquatica European waterplantain
Alkekengi officinarum Chinese lantern, winter cherry, strawberry ground-cherry, strawberry tomato
Allium cernuum nodding onion, nodding wild onion, lady's leek
Allium schoenoprasum wild chives
Allium schoenoprasum var. sibiricum wild chives, rush-garlic
Alnus alnobetula mountain alder, green alder
Alnus alnobetula subsp. sinuata Sitka alder, mountain alder
Alnus incana gray alder, grey alder, hoary alder, white alder, speckled alder (subsp. rugosa)
Alnus rubra red alder, Oregon alder, western alder
Alopecurus geniculatus water foxtail, floating foxtail, marsh foxtail, marsh meadow foxtail
Alopecurus pratensis meadow foxtail, field foxtail, field meadow foxtail
Amauropelta noveboracensis New York fern, tapering fern
Ambrosia artemisiifolia common ragweed, annual ragweed, short ragweed, Roman wormwood, bitterweed
Amelanchier arborea downy serviceberry, downy shadbush, downy Juneberry, shadblow
Amelanchier bartramiana Bartram's shadbush, Bartram's chuckleypear, mountain serviceberry, oblong-fruit juneberry
Amelanchier canadensis Canada serviceberry, eastern serviceberry, swamp shadbush, thicket serviceberry
Amelanchier interior inland serviceberry, Wiegand's serviceberry, Wiegand's chuckleypear
Amelanchier intermedia purple serviceberry, swamp juneberry, intermediate shadbush, swamp sugarpear
Amelanchier laevis smooth serviceberry, smooth chuckleypear, Allegheny serviceberry, smooth juneberry
Anaphalis margaritacea pearly everlasting
Anchistea virginica Virginia chain fern
Andromeda polifolia bog rosemary, marsh andromeda, marsh holy rose, northern bog rosemary
Anemone quinquefolia wood anemone, American wood anemone
Anemone virginiana tall thimbleweed, tall anemone, Virginia anemone
Anethum graveolens dill
Angelica genuflexa kneeling angelica
Angelica lucida seabeach angelica, seacoast angelica, shiny angelica, sea-watch
Angelica sylvestris wild angelica, woodland angelica
Antennaria howellii subsp. neodioica northern pussytoes, tomentose pussytoes
Antennaria rosea subsp. pulvinata pulvinate pussytoes
Anthemis arvensis corn chamomile, field chamomile
Anthemis cotula stinking chamomile, dog fennel, mayweed, fetid chamomile, stinking mayweed
Anthoxanthum hirtum hairy sweetgrass, northern sweetgrass, vanilla grass
Anthoxanthum nitens vanilla sweetgrass, common sweetgrass, vanilla grass
Anthoxanthum odoratum sweet vernalgrass, large sweet vernalgrass
Anthriscus sylvestris wild chervil, woodland chervil, cow parsley
Antirrhinum majus garden snapdragon, common snapdragon
Aphyllon uniflorum naked broomrape, one-flower broomrape, one-flower cancer-root
Apocynum cannabinum hemp dogbane, claspingleaf dogbane, amy-root, velvet dogbane, prairie dogbane
Aquilegia formosa var. Formosa western columbine, crimson columbine, Sitka columbine, scarlet columbine
Aquilegia vulgaris garden columbine, European columbine, capon's feather, culverwort
Arabidopsis thaliana mouseear cress, wall cress, thale cress
Arabis eschscholtziana Eschscholtz's hairy rockcress, Eschscholtz's rockcress, Pacific coast rockcress
Arabis hirsuta hairy rockcress
Aralia hispida bristly spikenard, dwarf elder, bristly sarsaparilla
Aralia nudicaulis small spikenard, wild sarsaparilla
Aralia racemosa spikenard, petty morel, life-of-man
Arceuthobium pusillum eastern dwarf mistletoe, spruce dwarf mistletoe, small mistletoe
Arctium minus common burdock, lesser burdock
Arctostaphylos uva-ursi bearberry, kinnikinnick, mealberry, sandberry
Arenaria serpyllifolia thyme-leaf sandwort
Arethusa bulbosa dragon's-mouth, swamp pink
Argentina anserina silverweed, silver-feather
Arisaema triphyllum Jack-in-the-pulpit
Armeria maritima sea thrift, thrift seapink, foxflower
Arnica lanceolata lanceleaf arnica, lanceleaf leopardbane, New England arnica
Arnica latifolia broadleaf arnica, mountain arnica, daffodil leopardbane
Aronia melanocarpa black chokeberry
Aronia x prunifolia purple chokeberry
Arrhenatherum elatius tall oatgrass, false oatgrass, meadow oatgrass
Artemisia norvegica subsp. saxatilis mountain sagewort, alpine wormwood, alpine sagewort
Artemisia stelleriana beach wormwood, Stellar’s wormwood, dusty miller, hoary sagebrush
Aruncus dioicus goatsbeard
Aruncus sylvester Korean goatsbeard, dwarf goatsbeard
Asplenium trichomanes maidenhair spleenwort
Asplenium trichomanes subsp. trichomanes maidenhair spleenwort
Asplenium viride green spleenwort, brightgreen spleenwort
Athyrium filix-femina common lady fern, northern lady fern, subarctic lady fern
Atocion armeria sweet William catchfly, garden catchfly, thrift catchfly, none-so-pretty
Atriplex glabriuscula glabrous orache, glabrous saltbush, northeastern saltbush, smooth orache, Scotland orache, Shetland atriplex, Edmondston's atriplex
Atriplex patula spearleaf orache, spear orache, spreading orache, spearscale, spear saltbush
Atriplex prostrata thinleaf orach, triangle orache, fat-hen, creeping saltbush
Avena sativa cultivated oats, common oats, naked oats
Avenella flexuosa wavy hairgrass, crinkled hairgrass
Barbarea orthoceras erect-fruit wintercress, American yellow rocket, American wintercress
Barbarea stricta small-flowered wintercress
Bartonia paniculata branched bartonia, twining screwstem, twining Bartonia, panicled screwstem
Bartonia virginica yellow bartonia, Virginia Bartonia, yellow screwstem
Bellis perennis English daisy, lawn daisy
Bergenia crassifolia elephant ears, Siberian tea, thick-leaf bergenia
Betula alleghaniensis yellow birch, swamp birch
Betula cordifolia heartleaf birch, mountain paper birch, mountain white birch, eastern paper birch
Betula nana subsp. nana arctic dwarf birch, swamp birch, scrub birch
Betula pendula weeping birch, silver birch, European white birch
Bidens frondosa devil's beggarticks, large-leaf beggarticks, stick-tight
Bolboschoenus maritimus saltmarsh bulrush, bayonet grass, sea clubrush, prairie bulrush
Borago officinalis common borage, beeplant, beebread
Botrychium ascendens upswept moonwort, triangle-lobed moonwort, upward-lobed moonwort
Botrychium dissectum cutleaf grapefern, dissected grapefern, lacyleaf grapefern, cutleaf moonwort
Botrychium lanceolatum triangle moonwort, lance-leaf moonwort, triangle grapefern
Botrychium lunaria common moonwort, common grapefern
Botrychium matricariifolium matricary moonwort, daisy-leaf moonwort, matricary grapefern
Botrychium minganense Mingan moonwort, Mingan grapefern
Botrychium pinnatum northwestern moonwort, pinnate moonwort, blunt moonwort
Botrychium simplex least moonwort, dwarf moonwort, least grapefern, Hitchcock’s grapefern
Brachyelytrum aristosum northern shorthusk
Brachyelytrum erectum southern shorthusk, bearded shorthusk
Brasenia schreberi water shield, purple wendock
Brassica juncea brown mustard, leaf mustard, Chinese mustard, Indian mustard, moutarde brune
Brassica napus rapeseed, canola, oilseed rape, Swedish turnip, rutabaga, swede, rape
Brassica rapa field mustard, bird-rape, turnip-rape, turnip, wild turnip, wild rape
Brewerimitella breweri Brewer's mitrewort, Brewer's bishop's-cap, feathery bishop's-cap
Bromus commutatus hairy brome, hairy chess, meadow brome
Bromus hordaeceus soft brome, lopgrass, soft chess
Bromus hordaeceus subsp. hordaeceus lesser soft brome
Bromus secalinus rye brome, cheat chess, cheat
Bromus sitchensis Sitka brome, Alaskan brome
Bromus sterilis barren brome, poverty brome, sterile brome
Buddleja davidii butterfly bush, summer lilac, orange-eye butterfly bush
Bulbostylis capillaris dense-tufted hair sedge, thread-leaf beakseed, hair sedge
Buxus sempervirens common boxwood, European box, common box
Cakile edentula searocket
Calamagrostis breviligulata American beachgrass, dune grass, sand reed, American marramgrass
Calamagrostis canadensis bluejoint, bluejoint reedgrass, Canada bluejoint, Canada reedgrass, marsh reedgrass
Calamagrostis pickeringii Pickering's reedgrass, Pickering's reed bentgrass
Calendula officinalis pot marigold, English marigold
Callitriche hermaphroditica autumnal water-starwort, northern water-starwort, narrowleaf water-starwort
Callitriche heterophylla large water-starwort, greater water-starwort, diverse-leaf water-starwort
Callitriche palustris marsh water-starwort, vernal water-starwort, spring water-starwort
Callitriche stagnalis pond water-starwort
Callitropsis nootkatensis yellow cypress, Alaska yellow-cedar, Nootka false cypress, Sitka cypress
Calluna vulgaris Scottish heather, ling, red heather
Calopogon tuberosus tuberous grass-pink, swamp pink
Calopogon tuberosus var. tuberosus tuberous grass-pink, swamp pink
Caltha biflora white marsh marigold, mountain marsh marigold, elkslip marsh marigold
Caltha leptosepala white marsh marigold, elkslip marsh marigold, mountain marsh marigold
Calypso bulbosa calypso, fairy-slipper, Venus'-slipper
Calystegia sepium wild morning glory, hedge bindweed
Calystegia sepium subsp. americana American hedge bindweed, wild morning glory
Calystegia sepium subsp. sepium hedge bindweed, wild morning glory
Calystegia silvatica short-stalked false bindweed
Campanula alaskana Alaska bellflower, Alaska harebell
Campanula medium Canterbury bellflower, Canterbury bells, cup-and-saucer
Campanula persicifolia peachleaf bellflower, peachbells, willow bellflower, white peachbells
Campanula poscharskyana trailing bellflower, Serbian bellflower
Campanula rotundifolia harebell, Scottish bluebell, bluebell-of-Scotland, Canada bellflower
Canadanthus modestus great northern aster, Canada aster, western bog aster, purple northern aster
Capnoides sempervirens pink corydalis, harlequin flower, pink and yellow corydalis, pale corydalis
Capsella bursa-pastoris pickpocket, shepherd's purse
Cardamine diphylla crinkleroot, broadleaf toothwort, twoleaf toothwort
Cardamine flexuosa
Cardamine hirsuta hairy bittercress
Cardamine parviflora smallflowered bittercress, sand bittercress
Cardamine pensylvanica Pennsylvania bittercress, Quaker bittercress
Cardamine pratensis meadow bittercress, cuckoo-flower
Carduus nutans nodding thistle, musk thistle, nodding plumeless thistle
Carex adusta lesser brown sedge, burnt sedge, crowded sedge
Carex albicans white-tinged sedge, blunt-scale oak sedge, dry woods sedge
Carex albicans var. emmonsii Emmons' sedge, Emmons' white-tinged sedge, sharp-scale oak sedge
Carex aquatilis var. aquatilis water sedge, leafy tussock sedge
Carex arcta northern clustered sedge, bear sedge, narrow sedge
Carex atlantica Atlantic sedge, Atlantic star sedge, prickly bog sedge
Carex atlantica subsp. atlantica Atlantic sedge, Atlantic star sedge, prickly bog sedge
Carex atlantica subsp. capillacea Howe's sedge, Atlantic sedge, eastern sedge
Carex bromoides brome-like sedge, brome hummock sedge
Carex brunnescens brownish sedge
Carex brunnescens subsp. brunnescens brownish sedge, brown sedge
Carex brunnescens subsp. sphaerostachya round-spike brownish sedge, green bog sedge
Carex bullata button sedge
Carex buxbaumii Buxbaum's sedge, brown bog sedge
Carex canescens hoary sedge, silvery sedge, gray bog sedge
Carex canescens subsp. canescens hoary sedge, silvery sedge, gray bog sedge
Carex canescens subsp. disjuncta disjunct hoary sedge
Carex communis fibrous-root sedge, common beech sedge, colonial oak sedge
Carex communis var. communis fibrous-root sedge, common beech sedge, colonial oak sedge
Carex conoidea open-field sedge, field sedge
Carex crawfordii Crawford's sedge, Crawford’s oval sedge
Carex crinita fringed sedge
Carex cumulata clustered sedge, crowded oval sedge
Carex debilis white-edge sedge, slender-stalk sedge, weak sedge
Carex debilis var. rudgei Rudge's sedge, northern weak sedge, slender-stalk sedge
Carex deflexa northern sedge, bent horthern sedge, northern oak sedge
Carex echinata star sedge, little prickly sedge, spiny star sedge, stellate sedge
Carex echinata subsp. echinata star sedge, little prickly sedge, spiny star sedge, stellate sedge
Carex echinata subsp. phyllomanica coastal star sedge, coastal stellate sedge
Carex exilis meagre sedge, coastal sedge, coastal star sedge
Carex flava yellow sedge, large yellow sedge
Carex folliculata northern long sedge
Carex gynandra nodding sedge
Carex hormathodes marsh straw sedge
Carex inops long-stolon sedge, sun-loving sedge
Carex intumescens bladder sedge, swollen sedge, greater bladder sedge
Carex kelloggii Kellogg’s sedg
Carex laeviculmis smooth-stem sedge, smooth sedge
Carex lenticularis lenticular sedge, lakeshore sedge, tufted sedge
Carex leporina hare's-foot sedge, oval sedge, oval-bract sedge, Tracy's sedge
Carex leptalea bristle-stalk sedge, Harper's sedge
Carex leptonervia few-nerved wood sedge, nerveless woodland sedge
Carex livida livid sedge, lead-coloured sedge
Carex lurida sallow sedge
Carex lyngbyei Lyngbye's sedge
Carex mackenziei Mackenzie's sedge
Carex macrocephala large-head sedge, big-head sedge
Carex magellanica boreal bog sedge, poor bog sedge, tall bog sedge
Carex magellanica subsp. irrigua boreal bog sedge, poor bog sedge, quaking bog sedge
Carex mertensii Mertens' sedge
Carex michauxiana Michaux's sedge
Carex micropoda small-rooted sedge
Carex muricata lesser prickly sedge, rough sedge, muricate sedge
Carex nigra smooth black sedge, black sedge
Carex nigricans black alpine sedge
Carex novae-angliae New England sedge
Carex oederi small-fruit yellow-sedge, Oeder's sedge, greenish sedge
Carex pachystachya thickhead sedge, Chamisso's sedge
Carex paleacea chaffy sedge
Carex pallescens pale sedge, pale meadow sedge, pale green sedge
Carex pauciflora few-flowered sedge, few-flowered bog sedge
Carex phaeocephala brown-head sedge, dunhead sedge, mountain hare sedge, mountain hare sedge
Carex plantaginea plantain-leaf sedge, seersucker sedge
Carex scabrata scabrous sedge, eastern rough sedge;
Carex scirpoidea subsp. scirpoidea northern singlespike sedge, scirpus sedge
Carex scirpoidea subsp. stenochlaena lance-fruit single-spike sedge, Alaska single-spike sedge
Carex scoparia pointed broom sedge, swamp sedge
Carex silicea seabeach sedge, beach sedge
Carex spectabilis northwestern showy sedge, showy sedge
Carex stipata awl-fruit sedge, common fox sedge, stipitate sedge
Carex stipata var. stipata awl-fruit sedge, common fox sedge, stipitate sedge
Carex stricta tussock sedge, upright sedge, hummock sedge
Carex stylosa long-style sedge, variegated sedge
Carex sylvatica European woodland sedge, wood sedge, woodland sedge
Carex tonsa deep-green sedge, shaved sedge
Carex torta twisted sedge, beaked riverbank sedge
Carex umbellata umbellate sedge, parasol sedge
Carex utriculata bottle sedge, Northwest Territory sedge, common yellow lake sedge
Carex viridula subsp. viridula little green sedge
Carex vulpinoidea fox sedge, brown fox sedge
Carthamus tinctorius safflower, saffron thistle, false saffron, bastard saffron
Carum carvi wild caraway
Cassiope mertensiana white mountain heather, Mertens' moss heather, white moss heather
Cassiope mertensiana subsp. mertensiana white mountain heather, Mertens' moss heather, white moss heather
Castanea sativa European chestnut, sweet chestnut, Spanish chestnut
Castilleja coccinea scarlet paintbrush, scarlet paintedcup, red paintbrush, eastern paintbrush
Castilleja miniata common paintbrush, scarlet paintbrush, common painted-cup
Castilleja parviflora small-flower paintbrush, mountain paintbrush
Caulophyllum thalictroides blue cohosh
Centaurea cyanus bachelor's button, garden cornflower, bluebottle, thimbles, witch's bells
Centaurea montana mountain cornflower, mountain bluet, mountain star-thistle, perennial cornflower, montane knapweed
Centaurea nigra black knapweed, hardheads, Spanish buttons, lesser knapweed, horse-knops
Centaurea x moncktonii meadow knapweed, protean knapweed
Centaurium erythraea European centaury, forking centaury
Centaurium pulchellum branching centaury, lesser centaury
Cerastium arvense field chickweed, field mouse-ear chickweed, meadow chickweed, starry grasswort
Cerastium fontanum common mouse-ear chickweed, mouse-ear chickweed
Cerastium fontanum subsp. vulgare common mouse-ear chickweed, big chickweed
Cerastium holosteoides common mouse-ear chickweed, big chickweed
Cerastium pumilum dwarf mouse-ear chickweed, dwarf chickweed, European mouse-ear chickweed
Cerastium semidecandrum five-stamen chickweed, five-stamen mouse-ear chickweed, little chickweed
Cerastium tomentosum snow-in-summer, woolly mouse-ear chickweed, silver carpet
Ceratophyllum demersum common hornwort, common coontail
Chaenomeles japonica Japanese flowering quince, Maule's quince
Chaenomeles speciosa flowering quince, Chinese quince
Chamaecyparis lawsoniana Port Orford cedar, Oregon cedar, ginger pine, Lawson's false cypress
Chamaedaphne calyculata leatherleaf, cassandra, dwarf cassandra
Chelone glabra white turtlehead, snakehead
Chelone lyonii Lyon's turtlehead, pink turtlehead, red turtlehead
Chenopodium album lamb's-quarters, white pigweed, white goosefoot, fat-hen
Chimaphila umbellata pipsissewa, common prince's-pine, common pipsissewa, umbellate wintergreen
Chimaphila umbellata var. umbellata pipsissewa, prince's-pine, common pipsissewa, umbellate wintergreen
Chrysosplenium americanum American golden saxifrage, American watermat, water-carpet, golden saxifrage
Cichorium intybus wild chicory, blue sailors, wild succory, coffee chicory, root chicory
Cicuta douglasii western water hemlock, Douglas' water hemlock
Cicuta maculata musquash-root, spotted cowbane, spotted water hemlock, beaver-poison
Cinna latifolia drooping woodreed, nodding woodreed, slender woodreed, broad-leaf reedgrass
Circaea alpina dwarf enchanter's nightshade
Circaea alpina subsp. alpina small enchanter's nightshade
Cirsium vulgare bull thistle, common thistle, Scottish thistle, spear thistle
Cladium mariscoides smooth twig-rush, smooth sawgrass
Claytonia caroliniana Carolina spring beauty, wide-leaf spring beauty
Claytonia sibirica Siberian spring beauty, Siberian miner's-lettuce, Siberian purslane, candy flower
Clematis virginiana virgins-bower, devil's darning needles
Clintonia borealis bluebead lily, cornlily, yellow clintonia, poisonberry
Colchicum autumnale autumn crocus, meadow saffron
Comarum palustre marsh cinquefoil, marsh five-finger, purple marsh-locks, purple cinquefoil
Comptonia peregrina sweetfern, fern gale
Coptis trifolia goldthread, yellow snakeroot, goldenroot, canker-root, three-leaf goldthread
Corallorhiza maculata spotted coralroot, summer coralroot
Corallorhiza maculata var. maculata spotted coralroot, summer coralroot
Corallorhiza maculata var. occidentalis western spotted coralroot
Corallorhiza mertensiana Pacific coralroot, Mertens' coralroot, western coralroot
Corallorhiza striata striped coralroot, hooded corallroot
Corallorhiza striata var. striata striped coralroot, hooded corallroot
Corallorhiza wisteriana Wister's coralroot, spring coralroot, early southern coralroot
Corema conradii broom crowberry, povertygrass
Coriandrum sativum cilantro, coriander, chinese parsley
Corispermum pallasii Pallas' bugseed, Siberian bugseed
Cornus alternifolia alternate-leaf dogwood, green osier, pagoda dogwood
Cornus canadensis bunchberry, crackerberry, dwarf cornel, Canada bunchberry
Cornus sanguinea bloodtwig dogwood
Cornus sericea red osier dogwood, red willow, redstem dogwood
Cornus unalaschkensis Alaskan bunchberry, cordilleran bunchberry, western cordilleran bunchberry
Corylus avellana European hazelnut, European filbert, common filbert
Corylus cornuta beaked hazelnut
Coryphopteris simulata bog fern, Massachusetts fern
Cosmos bipinnatus black cosmos, Mexican aster, Spanish needles
Cotoneaster dammeri bearberry cotoneaster, Chinese bearberry
Cotoneaster divaricatus spreading cotoneaster, divaricate cotoneaster
Cotoneaster horizontalis rock cotoneaster, herringbone cotoneaster, wall cotoneaster, rockspray cotoneaster
Crassula aquatica water pygmyweed, river-leek
Crataegus laevigata smooth hawthorn, midland thorn, woodland hawthorn
Crataegus macrosperma big-fruit hawthorn, variable thorn, eastern hawthorn, early thorn
Crataegus monogyna English hawthorn, May thorn, one-seed hawthorn, white thorn, single-seed hawthorn
Crepis capillaris smooth hawksbeard
Crocus vernus large-flowered Dutch crocus, spring crocus
Cryptogramma acrostichoides American parsley fern, American rockbrake, mountain parsley fern
Cymbalaria muralis ivy-leaf toadflax, Kenilworth ivy, coliseum ivy
Cynosurus cristatus crested dogtail
Cyperus dentatus toothed flatsedge, dentate umbrella sedge, toothed cyperus
Cyperus squarrosus squarrose flatsedge, awned flatsedge, awned nutsedge
Cypripedium acaule pink ladyslipper, pink moccasin flower, stemless ladyslipper, pink lady's-slipper
Cypripedium parviflorum yellow ladyslipper, small yellow ladyslipper, yellow lady's-slipper
Cypripedium parviflorum var. pubescens large yellow ladyslipper, greater yellow ladyslipper, flat-petal yellow ladyslipper, golden slipper
Cystopteris bulbifera bulblet bladder fern, bulblet fragile fern, bulblet fern
Cystopteris fragilis fragile fern, brittle bladder fern, northern fragile fern, brittle fern
Cystopteris laurentiana Laurentian bladder fern, Laurentian fragile fern, St. Lawrence bladder fern
Dactylis glomerata orchard grass, barnyard grass, cocksfoot
Danthonia compressa flattened oatgrass, flatstem oatgrass, flattened wild oatgrass
Danthonia intermedia timber oatgrass, Vasey's wild oatgrass, intermediate oatgrass
Danthonia spicata poverty oatgrass, poverty danthonia, poverty grass
Daphne mezereum February daphne, mezereon, paradise plant, spurge laurel
Daucus carota Queen Anne's lace, wild carrot
Delphinium ajacis rocket larkspur, annual delphinium, doubtful knights-spur, eastern larkspur
Delphinium elatum candle larkspur, bee larkspur
Dendrolycopodium dendroideum round-branch tree-clubmoss, prickly tree-clubmoss, round-branch ground-pine, ground spruce
Dendrolycopodium hickeyi Hickey's tree-clubmoss, equal-leaf groundpine, intermediate ground-pine
Dendrolycopodium obscurum flat-branch tree-clubmoss, flat-branch ground-pine, princess pine, common ground-pine
Dennstaedtia punctilobula eastern hay-scented fern, hay-scented fern, boulder fern
Deparia acrostichoides silvery glade fern, silvery false spleenwort, silvery spleenwort
Deschampsia cespitosa tufted hairgrass, tussock grass
Deschampsia cespitosa subsp. beringensis Beringian hairgrass, Bering tufted hairgrass, Bering hairgrass
Deutzia gracilis slender deutzia, Japanese snowflower
Dianthus armeria subsp. armeria Deptford pink
Dianthus barbatus sweet William, bearded pink
Dianthus deltoides maiden pink, meadow pink
Dicentra cucullaria Dutchman's breeches, Dutchman's britches, soldier's-cap
Dichanthelium acuminatum tapered panicgrass, tapered rosette grass, woolly witchgrass
Dichanthelium boreale northern witchgrass, northern panicgrass
Dichanthelium depauperatum depauperate panicgrass, green panicgrass, starved panicgrass
Dichanthelium lindheimeri Lindheimer's panicgrass
Dichanthelium spretum sand panicgrass, Eaton's panicgrass, Eaton's rosette grass, Eaton's witchgrass
Digitalis purpurea purple foxglove, common foxglove, fairy cap, lady's thimble
Digitaria ischaemum smooth crabgrass, smooth fingergrass, small crabgrass
Digitaria sanguinalis hairy crabgrass, purple crabgrass, large crabgrass, large crabgrass
Diphasiastrum digitatum southern ground-cedar, southern running-pine, fan-shaped clubmoss, crowfoot clubmoss
Diphasiastrum sitchense Sitka ground-cedar, Sitka clubmoss, Alaska clubmoss, Sitka ground fir
Diphasiastrum tristachyum blue ground-cedar, three-spike clubmoss, wiry ground-cedar, deep-root clubmoss
Dipsacus fullonum common teasel, wild teasel, Fuller's teasel, Draper's teasel
Distichlis spicata saltgrass, coastal saltgrass, seashore saltgrass, alkali saltgrass, inland saltgrass
Dittrichia graveolens stinkwort, stinkweed, stinking fleabane
Doellingeria umbellata flattop white aster, tall flattop white aster, parasol whitetop
Doronicum pardalianches great leopard's-bane
Draba arabisans rock whitlowgrass
Draba lonchocarpa
Draba stenoloba Alaska draba
Draba verna spring draba, spring whitlowgrass
Drosera anglica English sundew, great sundew, oblongleaf sundew, longleaf sundew
Drosera intermedia spatulate-leaf sundew, oblong-leaf sundew, floating sundew, water sundew
Drosera rotundifolia round-leaf sundew, dew-plant
Dryopteris campyloptera mountain wood fern, eastern spreading wood fern, spreading shield fern
Dryopteris cristata crested woodfern, crested shield fern, crested buckler fern, narrow swamp fern
Dryopteris dilatata broad buckler fern, broad woodfern, spreading woodfern
Dryopteris expansa spreading wood fern, northern wood fern, broad buckler fern, spiny wood fern
Dryopteris filix-mas male fern, male wood fern, male shield fern
Dryopteris intermedia evergreen wood fern, intermediate wood fern, glandular wood fern, fancy fern
Dryopteris marginalis marginal wood fern, leather wood fern, marginal shield fern
Dulichium arundinaceum three-way sedge
Dysphania botrys Jerusalem-oak goosefoot, feather geranium, Jerusalem oak
Echinochloa crus-galli large barnyard grass, cockspur grass, barnyard grass
Elatine minima small waterwort
Elatine triandra three-stamen waterwort, Eurasian waterwort, long-stem waterwort
Eleocharis acicularis needle spikerush, slender spikerush
Eleocharis flavescens var. olivacea bright-green spikerush, olivaceous spikerush, green spikerush
Eleocharis macrostachya long-head spikerush
Eleocharis mamillata soft-stem spikerush, mamillate spikerush
Eleocharis obtusa blunt spikerush
Eleocharis ovata ovate spikerush, ovoid spikerush
Eleocharis palustris common spikerush, marsh spikerush, Small's spikerush
Eleocharis parvula dwarf spikerush, low spikerush, small spikerush, tiny spikerush
Eleocharis quinqueflora few-flower spikerush
Eleocharis robbinsii Robbins' spikerush
Eleocharis tenuis slender spikerush, dog's hair
Eleocharis uniglumis single-glume spikerush, saltmarsh spikerush, one-scale spikerush
Elliottia pyroliflora copperbush, copperflower
Elymus glaucus subsp. virescens coastal wild rye, blue wildrye, common western wildrye
Elymus hirsutus hairy wildrye, northern ryegrass, northwestern wildrye
Elymus virginicus Virginia wildrye, terrell grass
Empetrum eamesii pink crowberry, rock crowberry, rockberry, redfruit crowberry
Empetrum nigrum black crowberry, curlewberry, northern crowberry, blackberry (NL)
Endotropis alnifolia alderleaf buckthorn, American alder-buckthorn, dwarf alder
Epifagus virginiana beech-drops, Virginia beech-drops
Epigaea repens trailing arbutus, mayflower, ground laurel
Epilobium anagallidifolium
Epilobium ciliatum fringed willowherb, northern willowherb, hairy willowherb, American willowherb
Epilobium ciliatum subsp. ciliatum hairy willowherb, northern willowherb
Epilobium ciliatum subsp. glandulosum purple-leaf willowherb, glandular willowherb
Epilobium hirsutum codlins-and-cream, great hairy willowherb
Epilobium hornemannii Hornemann's willowherb, alpine willowherb
Epilobium hornemannii subsp. hornemannii Hornemann's willowherb
Epilobium lactiflorum
Epilobium leptocarpum
Epilobium leptophyllum fen willowherb, narrowleaf willowherb, bog willowherb
Epilobium luteum
Epilobium palustre marsh willowherb
Epipactis helleborine broad-leaf helleborine, eastern helleborine
Equisetum arvense field horsetail, common horsetail, horse pipes, devil's-guts
Equisetum fluviatile water horsetail, swamp horsetail, river horsetail, water pipes
Equisetum hyemale common scouring-rush, tall scouring-rush, rough horsetail, great scouring-rush, winter scouring-rush, shave-grass
Equisetum hyemale subsp. affine tall scouring-rush, common scouring-rush, rough horsetail, great scouring-rush, winter scouring-rush, shave-grass
Equisetum palustre marsh horsetail
Equisetum variegatum variegated scouring-rush, Alaskan variegated scouring-rush, northern scouring-rush
Eragrostis pilosa hairy lovegrass, India lovegrass, small tufted lovegrass
Erigeron annuus annual fleabane, eastern daisy fleabane, rough daisy fleabane
Erigeron canadensis horseweed, Canada fleabane, butterweed
Erigeron peregrinus wandering fleabane, subalpine fleabane, peregrine fleabane
Erigeron philadelphicus Philadelphia fleabane, common fleabane, marsh fleabane
Erigeron philadelphicus var. philadelphicus Philadelphia fleabane, common fleabane, marsh fleabane
Erigeron strigosus rough fleabane, common eastern fleabane, prairie fleabane, lesser daisy fleabane
Erigeron strigosus var. strigosus rough fleabane, whitetop fleabane, common eastern fleabane, prairie fleabane, lesser daisy fleabane
Eriocaulon aquaticum seven-angle pipewort, white buttons
Eriophorum angustifolium narrow-leaf cottongrass, tall cottongrass, thin-scale cottongrass
Eriophorum angustifolium subsp. angustifolium narrow-leaf cottongrass, tall cottongrass, thin-scale cottongrass
Eriophorum chamissonis Chamisso's cottongrass, rusty cottongrass
Eriophorum tenellum rough cottongrass, few-nerved cottongrass
Eriophorum vaginatum subsp. spissum dense cottongrass, hare's tail
Eriophorum virginicum tawny cottongrass
Eruca vesicaria arugula, garden rocket
Eryngium planum flat rattlesnake master, sea holly
Erysimum capitatum
Erysimum cheiri
Erythranthe moschata musk monkeyflower, musk plant, muskflower
Erythronium americanum yellow trout lily, yellow adder's-tongue, yellow dog-tooth violet, trout lily
Eschscholzia californica California poppy, California golden poppy
Eupatorium perfoliatum common boneset, perfoliate thoroughwort
Euphorbia helioscopia sun spurge, summer spurge, wart spurge, wartweed
Euphorbia peplus petty spurge
Euphrasia nemorosa common eyebright, Canada eyebright, hairy eyebright
Euphrasia randii Rand’s eyebright, small eyebright
Euphrasia stricta stiff eyebright, drug eyebright
Eurybia radula low rough aster, rough aster, rough wood aster
Euthamia graminifolia grass-leaf goldenrod, flattop goldenrod, narrow-leaf goldenrod, common goldentop, lanceleaf goldenrod
Fagopyrum esculentum buckwheat, garden buckwheat
Fagus grandifolia American beech, American ferruginous-wood beech
Fagus sylvatica European beech, copper beech;
Festuca filiformis hair fescue, fine-leaf sheep's fescue
Festuca rubra red fescue
Festuca rubra subsp. rubra creeping red fescue, red fescue
Festuca subulata bearded fescue
Filipendula ulmaria European queen-of-the-meadow, European meadowsweet
Fragaria chiloensis beach strawberry, Chilean strawberry, sand strawberry
Fragaria vesca western woodland strawberry, western wood strawberry
Fragaria virginiana wild strawberry, Virginia strawberry, scarlet strawberry
Fragaria virginiana subsp. glauca northern wild strawberry, blue-leaf strawberry glaucous strawberry
Fraxinus americana white ash, cane ash, American ash
Fraxinus excelsior common ash, European ash
Fritillaria camschatcensis Kamchatka fritillary, black lily, riceroot fritillary, Kamchatka missionbells
Fumaria officinalis common fumitory, earth smoke, drug fumitory
Gaillardia pulchella firewheel blanketflower, showy blanketflower, firewheel, Indian blanketflower, rose-ring gaillardia
Galanthus nivalis snowdrop, fair-maids-in-February, lesser snowdrop
Galega officinalis goat's rue, professor weed
Galeopsis bifida bifid hemp-nettle, split-lip hemp-nettle, bifid-lip hemp-nettle, common hemp-nettle
Galeopsis tetrahit brittle-stem hemp-nettle, common hemp-nettle
Galinsoga quadriradiata hairy galinsoga, shaggy soldier, fringed quickweed
Galium aparine cleavers, sticky-willy, goosegrass, annual bedstraw
Galium kamtschaticum northern wild licorice, boreal bedstraw, Kamchatka bedstraw
Galium odoratum sweet woodruff, sweet-scented bedstraw, sweet white woodruff
Galium palustre marsh bedstraw
Galium tinctorium dyer's bedstraw, Clayton's bedstraw, small cleavers, stiff marsh bedstraw
Galium trifidum three-petal bedstraw, small bedstraw, northern three-lobed bedstraw, trifid bedstraw
Galium trifidum subsp. columbianum Columbia bedstraw, Columbia three-petal bedstraw
Galium trifidum subsp. trifidum three-petal bedstraw, small bedstraw, northern three-lobed bedstraw, trifid bedstraw
Galium triflorum fragrant bedstraw, sweet-scented bedstraw
Gaultheria hispidula creeping snowberry, maidenhair berry, magna-tea berry, moxie plum
Gaultheria procumbens eastern teaberry, wintergreen, checkerberry, creeping wintergreen
Gaylussacia baccata black huckleberry, crackleberry, highbush huckleberry
Gaylussacia bigeloviana bog huckleberry, dwarf huckleberry
Genista tinctoria dyer's greenwood, dyer's broom
Geranium pratense meadow geranium, meadow cranesbill
Geranium robertianum herb-Robert, Robert's geranium
Geranium x oxonianum Druce's cranesbill, pink geranium, pink cranesbill
Geum macrophyllum large-leaf avens, big-leaf avens
Geum urbanum wood avens, herb Bennet, town avens, Bennet's root
Glechoma hederacea ground ivy, creeping Charlie, gill-over-the-ground, run-away-robin, haymaids
Glyceria borealis boreal mannagrass, small floating mannagrass, floatgrass, boreal glyceria
Glyceria canadensis var. canadensis rattlesnake mannagrass, Canadian mannagrass, Canadian glyceria
Glyceria maxima rough glyceria, English watergrass, reed mannagrass, tall mannagrass
Glyceria obtusa Atlantic mannagrass, blunt mannagrass
Glyceria striata ridged mannagrass, nerved mannagrass, fowl mannagrass, ridged glyceria
Gnaphalium uliginosum low cudweed, marsh cudweed
Goodyera oblongifolia giant rattlesnake plantain, Menzies' rattlesnake plantain
Goodyera tesselata checkered rattlesnake plantain, Loddiges' rattlesnake plantain, tessellate rattlesnake plantain
Gratiola neglecta clammy hedge-hyssop, neglected hedge-hyssop, overlooked hedge-hyssop
Gymnocarpium disjunctum Pacific oak fern, western oak fern
Gymnocarpium dryopteris common oak fern, northern oak fern
Halerpestes cymbalaria seaside crowfoot, seaside buttercup, alkali buttercup, sea crowfoot
Hamamelis virginiana American witchhazel, witchhazel
Hedera helix English ivy, climbing ivy, common ivy
Helenium autumnale autumn helenium, fall helenium
Helianthus annuus garden sunflower, common sunflower
Helianthus tuberosus Jerusalem artichoke, sunchoke, sunroot, Jerusalem sunflower, earth apple
Heracleum mantegazzianum giant hogweed, giant cow parsnip, cartwheel flower
Heracleum maximum cow parsnip, common cow parsnip, masterwort
Heracleum sphondylium hogweed, eltrot
Heuchera glabra smooth alumroot, alpine alumroot, alpine heuchera
Hieracium lachenalii Lachenal’s hawkweed
Hieracium murorum wall hawkweed, golden lungwort
Hieracium sabaudum New England hawkweed, European hawkweed, European king devil
Hieracium scabrum rough hawkweed, sticky hawkweed
Hieracium triste woolly hawkweed, alpine hawkweed
Hieracium umbellatum subsp. umbellatum umbellate hawkweed, northern hawkweed, narrow-leaf hawkweed
Hippuris vulgaris common mare's tail
Holcus lanatus velvetgrass, Yorkshire fog, meadow soft grass, woolly softgrass
Honckenya peploides seabeach sandwort, sea chickweed, sea purslane, seaside sandwort
Hordeum brachyantherum subsp. brachyantherum meadow barley, northern barley
Hordeum vulgare barley, cereal barley
Houstonia caerulea azure bluets, Quaker ladies, mountain bluets
Houstonia canadensis Canadian bluets, Canadian summer bluets, fringed houstonia
Houstonia longifolia long-leaf bluets, longleaf summer Houstonia, slender-leaf bluet
Hudsonia ericoides northern golden heather, heath-like hudsonia, pine barren golden-heather
Hudsonia tomentosa woolly heather, sand heath
Huperzia appressa appressed firmoss, mountain firmoss, Appalachian firmoss, Appalachian clubmoss
Huperzia lucidula shining firmoss, shining clubmoss
Huperzia miyoshiana Pacific firmoss, Chinese firmoss
Huperzia occidentalis western firmoss, western clubmoss
Huperzia porophila rock firmoss, Lloyd's clubmoss, rock clubmoss
Huperzia selago northern firmoss, fir clubmoss
Huperzia x protoporophila hybrid rock firmoss
Hyacinthus orientalis hyacinth
Hydrocotyle americana American marsh pennywort, water pennywort
Hypericum canadense Canada St. Johnswort
Hypericum ellipticum ellipticleaf St. Johnswort, pale St. Johnswort
Hypericum perforatum Klamathweed, common St. Johnswort
Hypericum perforatum subsp. perforatum common St. Johnswort, klamath weed, perforate St. Johnswort
Hypochaeris radicata hairy cat's-ear, rough cat's-ear, spotted cat's-ear
Hypopitys monotropa pinesap, false beechdrops, hairy pinesap
Iberis sempervirens evergreen candytuft
Iberis umbellata globe candytuft
Ilex montana southern mountain holly, mountain winterberry
Ilex mucronata catberry, mountain holly
Ilex verticillata black alder, winterberry
Impatiens capensis spotted jewelweed, spotted touch-me-not, orange touch-me-not;
Impatiens glandulifera Himalayan balsam, purple jewelweed, Indian balsam, policeman's helmet
Impatiens noli-tangere western jewelweed, western touch-me-not
Impatiens parviflora small-flower jewelweed, small-flower touch-me-not, small touch-me-not
Iris hookeri beachhead iris, Canada beachhead iris, Hooker's blueflag, Hooker's iris
Iris pseudacorus yellow flag, pale yellow iris, yellow water iris, yellow iris
Iris setosa arctic iris
Iris sibirica Siberian iris
Iris versicolor blue flag, iris, poison flag, larger blueflag, harlequin blueflag
Iris x germanica bearded iris, German iris, orris root, orris, Florentine iris
Isoétes echinospora spinyspore quillwort, Braun's quillwort, spiny quillwort, northern quillwort, stiff quillwort, spring quillwort
Isoétes lacustris lake quillwort, deepwater quillwort, western lake quillwort, Merlin's grass, western quillwort, largespore quillwort
Isoétes maritima maritime quillwort, coastal quillwort
Isoétes occidentalis western quillwort
Isoétes tuckermanii Acadian quillwort
Jacobaea maritima silver ragwort, dusty miller
Jacobaea vulgaris tansy ragwort, stinking willie
Juglans regia English walnut, Persian walnut, Carpathian walnut
Juncus acuminatus sharp-fruit rush, tufted rush, tapered rush, knotty-leaf rush
Juncus anthelatus greater poverty rush, giant path rush, large path rush
Juncus arcticus arctic rush
Juncus articulatus jointed rush, jointed-leaf rush
Juncus articulatus subsp. articulatus jointed rush, jointed-leaf rush
Juncus brevicaudatus short-tail rush, narrow-panicled rush, Tweedy's rush
Juncus bufonius toad rush
Juncus bulbosus bulbous rush, spreading rush
Juncus canadensis Canada rush, marsh rush, long-tail rush
Juncus drummondii Drummond's rush
Juncus effusus soft rush, bog rush, common rush
Juncus effusus subsp. effusus soft rush, bog rush, common rush
Juncus effusus subsp. solutus eastern soft rush, bog rush, common rush
Juncus ensifolius dagger-leaf rush, sword-leaf rush, equitant-leaf rush, three-stamen rush
Juncus falcatus sickle-leaf rush, falcate rush
Juncus filiformis thread rush, filiform rush
Juncus gerardii black-grass rush, black grass, Gerard's rush, saltmarsh rush, salt-meadow rush
Juncus mertensianus Merten's rush, slender-stem rush
Juncus militaris bayonet rush, jointed bog rush
Juncus pelocarpus brown-fruit rush, brownish-fruit rush, Sable Island rush, mud rush
Juncus ranarius frog rush
Juncus subcaudatus woodland rush, Engelmann's rush
Juncus supiniformis spreading rush, hairy-leaf rush
Juncus tenuis path rush, slender rush, roadside rush, field rush, wiregrass
Juncus trifidus highland rush
Juniperus communis common juniper, ground juniper, dwarf juniper
Juniperus communis var. depressa depressed juniper, ground juniper, dwarf juniper, low juniper
Juniperus communis var. saxatilis mountain juniper, rocky juniper
Kalmia angustifolia sheep laurel, lambkill, sheepkill, dwarf laurel, wicky
Kalmia microphylla western bog laurel, alpine bog laurel, western swamp laurel, small-leaf laurel
Kalmia polifolia bog laurel, pale bog laurel, northern bog laurel, swamp laurel
Kalmia procumbens alpine azalea, trailing azalea
Kerria japonica Japanese rose, Japanese kerria, Japanese globeflower
Kolkwitzia amabilis beautybush
Laburnum anagyroides golden-chain tree, common laburnum
Lactuca biennis tall blue lettuce, wild blue lettuce, biennial lettuce, blue wood lettuce
Lactuca hirsuta hairy lettuce, tall hairy lettuce, red-stemmed lettuce
Lactuca sativa cultivated lettuce, garden lettuce
Lactuca virosa bitter lettuce
Lagurus ovatus hare's-tail grass, rabbit-tail grass, hairtail grass
Lamium galeobdolon yellow archangel, golden dead-nettle
Lamium purpureum purple dead-nettle, red dead-nettle, red henbit, purple archangel, red archangel
Lapsana communis common nipplewort, swine's cress
Lathyrus japonicus beach pea, maritime pea, sea vetchling, seaside pea, sand pea
Lathyrus latifolius everlasting pea, perennial sweet pea, broad-leaf everlasting pea, broad-leaf peavine
Lathyrus palustris marsh pea, marsh vetchling, marsh peavine
Lathyrus pratensis meadow pea, meadow vetchling, meadow peavine
Lathyrus sylvestris narrow-leaf vetchling, flat pea, flat peavine, narrow-leaf everlasting peavine
Lechea intermedia large-pod pinweed, intermediate pinweed
Leersia oryzoides rice cutgrass
Lemna minor small duckweed, lesser duckweed, common duckweed, water lentil
Lepidium virginicum wild peppergrass, poorman's pepper, Virginia peppergrass
Leptarrhena pyrolifolia leather-leaf saxifrage, fire-leaf leptarrhena
Leucanthemum maximum Shasta daisy, max chrysanthemum;
Leucanthemum vulgare oxeye daisy, marguerite daisy, field daisy
Leymus mollis sea lymegrass, strand wheat, dune wildrye, American dune grass
Leymus mollis subsp. mollis sea lymegrass, strand wheat, dune wildrye, American dune grass
Ligusticum scoticum Scots lovage, sea lovage, Scottish licorice-root, Scots parsley, wild celery, beach lovage
Ligustrum vulgare common privet, European privet
Lilium canadense Canada lily
Lilium lancifolium tiger lily, lance-leaf tiger lilyl
Limonium carolinianum Carolina sea-lavender, lavender seaside thrift, marsh rosemary
Limosella australis southern mudwort, delta mudwort, Welsh mudwort
Linaria maroccana Moroccan toadflax, spurred snapdragon, Moroccan dwarf toadflax, baby snapdragon
Linaria purpurea purple toadflax
Linnaea borealis twinflower, pink bells, northern twinflowr
Linnaea borealis subsp. longiflora twinflower, long-tube twinflower, American twinflower
Linum catharticum fairy flax, dwarf flax, purging flax
Linum usitatissimum cultivated flax, common flax, linseed, flaxseed
Listera australis southern twayblade
Listera caurina northwestern twayblade, northwest twayblade
Listera convallarioides broadleaf twayblade, broadlip twayblade
Listera cordata heartleaf twayblade
Lithospermum parviflorum soft-hair false gromwell, shaggy false gromwell, soft-hair marbleseed
Littorella uniflora shore plantain, American shoreweed
Lobelia dortmanna water lobelia, Dortmann's lobelia, water gladiole
Lobelia erinus edging lobelia, trailing lobelia
Lobelia inflata inflated tobacco, wild tobacco
Lobularia maritima seaside koniga, sweet alyssum
Lolium arundinaceum tall ryegrass, reed fescue, tall fesque
Lolium multiflorum annual ryegrass, Italian ryegrass
Lolium perenne perennial ryegrass, English rye grass, common darnel
Lolium pratensis meadow ryegrass, meadow fescue, English bluegrass, Dover grass
Lonicera periclymenum European honeysuckle, woodbine honeysuckle;
Lonicera villosa mountain fly-honeysuckle, blue fly-honeysuckle, velvet honeysuckle
Lotus corniculatus birdsfoot trefoil
Ludwigia palustris marsh seedbox, marsh purslane, water purslane
Luetkea pectinata partridgefoot, Alaskan spiraea, segmented luetkea
Lunaria annua honesty, satin flower, money plant
Lupinus arcticus subsp. subalpinus subalpine lupine
Lupinus polyphyllus large-leaf lupine, big-leaf lupine, meadow lupine, marsh lupine, garden lupine
Luzula acuminata hairy woodrush, sharp-pointed woodrush
Luzula campestris field woodrush, European woodrush
Luzula multiflora common woodrush
Luzula multiflora subsp. multiflora many-flower woodrush
Luzula parviflora small-flower woodrush, millet woodrush
Luzula parviflora subsp. fastigiata erect small-flower woodrush
Luzula piperi Piper's woodrush
Lycopodiella appressa southern bog-clubmoss, appressed bog-clubmoss, swamp clubmoss
Lycopodiella inundata inundated clubmoss, northern bog-clubmoss, marsh clubmoss
Lycopodium clavatum running clubmoss, staghorn clubmoss, wolf's-claw clubmoss, elkmoss, buckhorn
Lycopodium lagopus one-cone clubmoss, one-cone ground-pine, ptarmigan clubmoss
Lycopus uniflorus northern bugleweed, northern water-horehound, tuberous water-horehound
Lysichiton americanus yellow skunk cabbage, western skunk cabbage, American skunk cabbage
Lysimachia arvensis scarlet pimpernel, poorman's weatherglass, shepherd's clock
Lysimachia borealis northern starflower, starflower, maystar, chickweed wintergreen
Lysimachia europaea arctic starflower, European starflower
Lysimachia maritima sea milkwort, black saltwort
Lysimachia minima chaffweed, false pimpernel
Lysimachia nummularia creeping Jenny, moneywort, creeping loosestrife
Lysimachia punctata spotted loosestrife spotted garden loosestrife, dotted loosestrife, large yellow loosestrife, spotted yellow loosestrife
Lysimachia terrestris swamp candles, bulblet loosestrife, swamp yellow loosestrife, swamp loosestrife
Maianthemum canadense wild lily-of-the-valley, Canada mayflower, Canada beadruby, false lily-of-the-valley
Maianthemum racemosum large false Solomon's seal, feathery false Solomon's seal, false spikenard, plumed spikenard
Maianthemum stellatum starry false Solomon's seal, star-flowered false Solomon's seal, little false Solomon's seal
Malaxis monophyllos white adder's-mouth
Malaxis monophyllos var. brachypoda white adder's-mouth, North American white adder's-mouth
Malaxis unifolia green adder's-mouth
Malus fusca Pacific crab apple, western crabapple, Oregon crab apple
Malus prunifolia pear-leaf crabapple, plum-leaf crabapple, Chinese crabapple
Malus sylvestris wild crabapple, European crabapple
Malus x domestica cultivated apple, orchard apple, paradise apple
Malva alcea vervain mallow, European mallow, hollyhock mallow, greater musk mallow
Malva moschata musk mallow, musk plant, musk cheese-weed; [32] [BCi, MBi-NFi; sEurope
Malva sylvestris high mallow, purple mallow, tall mallow, garden mallow, high cheeseweed
Matricaria discoidea rayless chamomile, pineapple weed
Medeola virginiana wild cucumber-root, Indian cucumber root
Medicago lupulina black medic, hop medic, yellow trefoil
Melampyrum lineare cow-wheat, American cow-wheat, narrow-leaf cow-wheat
Melica smithii Smith's oniongrass, Smith's melicgrass, Smith's melic
Melica subulata Alaskan oniongrass, tapered oniongrass, Alaska oniongrass
Melilotus albus white sweet-clover, white melilot, honey clover
Melissa officinalis lemon balm, bee herb, garden balm, sweet balm, tea balm
Mentha suaveolens apple mint, round-leaf mint, big-leaf mint
Mentha x piperita peppermint, chocolate mint
Menyanthes trifoliata bogbean, buckbean, bog buckbean, bog myrtle, marsh trefoil, water trefoil
Mertensia maritima oysterleaf, sea lungwort, sea bluebells
Metasequoia glyptostroboides dawn redwood, water fir, water larch
Micranthes ferruginea rusty saxifrage, russet-hair saxifrage, Alaskan saxifrage
Micranthes nelsoniana Nelson's saxifrage, dotted saxifrage, cordate-leaf saxifrage, heart-leaf saxifrage
Micranthes tolmiei Tolmie's saxifrage, alpine saxifrage, Tolmie's alpine saxifrage
Micranthes virginiensis var. virginiensis Virginia saxifrage, early saxifrage
Milium effusum wood millet, tall millet grass
Milium effusum var. cisatlanticum wood millet
Mimulus ringens square-stem monkeyflower, blue monkeyflower, Allegheny monkeyflower
Mitchella repens partridgeberry, running box, two-eyed berry (NF)
Mitella pentandra fivestamen bishop's-cap, fivestamen mitrewort, fivepoint bishop's-cap, alpine mitrewort, alpine bishop's-cap
Moehringia lateriflora grove sandwort, bluntleaf sandwort
Moehringia macrophylla large-leaf sandwort, big-leaf sandwort
Monarda fistulosa wild bergamot, Oswego-tea, purple beebalm, wild horsemint
Moneses uniflora one-flower wintergreen, single delight, wood nymph
Monotropa uniflora ghost pipe, ghost-flower, corpse plant, convulsion root
Montia fontana water blinks, fountain miner's-lettuce, water chickweed, fountain candyflower
Montia parvifolia small-leaf miner's-lettuce, small-leaf montia, little-leaf miner's-lettuce
Morella pensylvanica northern bayberry, tallow bayberry, swamp candleberry, small waxberry
Muhlenbergia uniflora bog muhly, one-flower muhly, late-flower dropseed, fall dropseed
Muscari armeniacum Armenian grape hyacinth, blue spike hyacinth
Mycelis muralis wall lettuce
Myosotis arvensis field forget-me-not, rough forget-me-not, field scorpion grass
Myosotis laxa small forget-me-not
Myosotis scorpioides true forget-me-not, water scorpion-grass, water forget-me-not, large forget-me-not
Myosotis sylvatica woodland forget-me-not, garden forget-me-not
Myrica gale sweet gale, bog myrtle, meadow-fern
Myriophyllum farwellii Farwell's watermilfoil
Myriophyllum heterophyllum variable-leaf watermilfoil, broadleaf watermilfoil, twoleaf watermilfoil, variable watermilfoil
Myriophyllum spicatum Eurasian watermilfoil, spiked watermilfoil
Myriophyllum verticillatum whorled watermilfoil, verticillate watermilfoil, bracted watermilfoil
Myrrhis odorata myrrh, sweet cicely
Nabalus altissimus tall white lettuce, tall rattlesnakeroot, tall white rattlesnakeroot
Nabalus hastatus western rattlesnake-root, wing-leaf rattlesnake-root, western white lettuce
Nabalus trifoliolatus threeleaf rattlesnakeroot, gall-of-the-earth, tall rattlesnakeroot
Najas flexilis slender naiad, nodding waternymph
Najas gracillima slender waternymph, threadlike naiad, northern naiad threadleaf naiad
Nasturtium officinale watercress
Neottia banksiana northwestern twayblade, western twayblade
Neottia bifolia southern twayblade
Neottia convallarioides broad-lip twayblade, broad-leaf twayblade
Neottia cordata heartleaf twayblade
Nephrophyllidium crista-galli deer cabbage, hairy water-clover
Nicandra physalodes apple-of-Peru, shoo-fly plant
Nigella damascena love-in-a-mist, devil-in-the-bush, Damascus hellebore, jack-in-the-green
Nuphar lutea large yellow pond-lily, broad-leaf pond-lily, yellow cow-lily
Nuphar polysepala Rocky Mountain pond lily
Nuphar variegata variegated yellow pond-lily, bullhead lily, spatterdock, yellow cow-lily, beaver-root
Nuttallanthus canadensis Canada toadflax, oldfield toadflax, blue toadflax
Nymphaea odorata fragrant waterlily, water nymph, fragrant white waterlily
Nymphaea odorata subsp. odorata fragrant waterlily, water nymph, fragrant white waterlily
Nymphoides cordata little floatingheart, eight-angled floatingheart
Nymphoides peltata yellow floatingheart, water fringe, fringed waterlily, water gentian
Oclemena acuminata whorled wood aster, sharp-leaf aster, white wood aster
Oclemena nemoralis nodding bog aster, bog aster
Oclemena x blakei Blake's aster
Odontites vulgaris red bartsia, red odontites
Oenothera biennis wild evening primrose, king's cureall, common evening primrose, German rampion
Oenothera parviflora smallflowered primrose, northern evening primrose
Oenothera perennis small sundrops, small evening primrose
Oenothera villosa subsp. strigosa
Omalotheca sylvatica heath cudweed, golden motherwort, woodland cudweed, woodland arctic-cudweed
Onoclea sensibilis sensitive fern, bead fern, meadow brake
Ophioglossum pusillum northern adder's-tongue
Oplopanax horridus devil's club
Oreojuncus trifidus highland rush
Oreopteris quelpartensis mountain fern, queen's-veil maiden fern
Origanum vulgare wild marjarom, oregano, winter sweet
Orobanche uniflora naked broomrape, oneflower cancerroot
Orthilia secunda one-sided wintergreen, sidebells, one-sided pyrola, sidebells wintergreen
Osmorhiza berteroi tapering sweetcicely, mountain sweetcicely
Osmorhiza claytonii woolly sweetcicely, bland sweetcicely, sweet javril
Osmorhiza purpurea purple sweet cicely, purple sweetroot
Osmunda claytoniana interrupted fern, Clayton's fern
Osmunda regalis royal fern, regal fern, flowering fern
Osmunda regalis var. spectabilis royal fern, regal fern, flowering fern
Osmunda spectabilis royal fern, flowering fern
Osmundastrum cinnamomeum cinnamon fern
Ostrya virginiana eastern hop-hornbeam, American hop-hornbeam, ironwood
Oxalis corniculata creeping wood-sorrel, creeping ladies'-sorrel, creeping yellow woodsorrel
Oxalis montana white woodsorrel, northern woodsorrel, mountain woodsorrel
Oxalis stricta European woodsorrel, upright yellow woodsorrel, upright wood-sorrel
Oxyria digyna mountain sorrel, alpine mountain sorrel
Packera aurea golden groundsel, golden ragwort, heartleaf groundsel
Packera pseudaurea streambank groundsel, false-gold groundsel, streambank butterweed, western golden groundsel
Packera schweinitziana Schweinitz's groundsel, Schweinitz's ragwort, Robbins' senecio
Panax trifolius groundnut, dwarf ginseng
Panicum dichotomiflorum subsp. dichotomiflorum fall panicgrass, spreading panicgrass, smooth witchgrass
Panicum miliaceum proso millet, broomcorn millet, hog millet, millet panic
Panicum miliaceum subsp. miliaceum proso millet, broomcorn millet, hog millet, millet panic
Papaver rhoeas corn poppy, Flanders poppy, field poppy, red poppy
Papaver somniferum opium poppy
Parnassia fimbriata fringed grass-of-Parnassus, Rocky Mountain grass-of-Parnassus
Parogonum ciliinode fringed black bindweed, fringed bindweed, fringed climbing bindweed
Paronychia argyrocoma silvery nailwort, silverling, silvery whitlow-wort
Pedicularis ornithorhyncha
Pedicularis ornithorhynchos bird's-beak lousewort, duck's-bill lousewort
Pellaea atropurpurea purple-stem cliffbrake, purple cliffbrake
Persicaria hydropiper marsh water-pepper, marsh-pepper smartweed, mild water-pepper
Persicaria hydropiperoides mild water-pepper, false water-pepper, mild smartweed
Persicaria lapathifolia nodding smartweed, pale smartweed, dock-leaf smartweed, curlytop knotweed
Persicaria maculosa spotted lady's-thumb, heart's-ease, lady's-thumb, redshank, heartweed
Persicaria minor pygmy smartweed, small water-pepper, small smartweed
Persicaria robustior stout smartweed, stout dotted smartweed
Persicaria sagittata arrow-leaf tearthumb, arrow-leaf smartweed, arrow-vine
Petalostemon purpureum purple prairie clover
Petasites frigidus arctic sweet coltsfoot, arctic butterbur
Petasites frigidus var. palmatus palmate sweet coltsfoot, western sweet coltsfoot
Petasites japonicus
Petrosedum rupestre crooked yellow stonecrop, reflexed stonecrop, rock stonecrop
Petunia ×atkinsiana garden petunia, common petunia
Phalaris arundinacea reed canarygrass
Phalaris canariensis annual canarygrass, birdseed grass, canarygrass
Phaseolus coccineus scarlet runner bean, multiflora bean
Phedimus spurius two-row stonecrop, false stonecrop, Caucasian stonecrop
Phegopteris connectilis northern beech fern, long beech fern, narrow beech fern
Philadelphus pubescens hoary mockorange, hairy mockorange, broadleaf mockorange
Phleum alpinum alpine timothy, alpine cat's-tail grass
Phleum pratense timothy, common timothy
Phlox stolonifera creeping phlox
Phlox subulata moss phlox, moss pink, rock pink, mountain pink, Britton's phlox
Phyllodoce glanduliflora yellow mountain heather, cream mountain heather
Physalis philadelphica Philadelphia ground-cherry
Physostegia parviflora western false dragonhead, American dragonhead, purple false dragonhead
Picea rubens red spruce, eastern spruce, maritime spruce, yellow spruce, he-balsam
Picea sitchensis Sitka spruce, coast spruce, tideland spruce, Menzies spruce
Pilosella aurantiaca orange hawkweed, devil's paintbrush
Pilosella officinarum mouse-ear hawkweed
Pilosella piloselloides tall hawkweed
Pilosella x floribunda pale hawkweed, smoothish hawkweed, flowery hawkweed, yellow devil hawkweed
Pinguicula vulgaris common butterwort
Pinguicula vulgaris subsp. vulgaris common butterwort
Pinus contorta var. contorta shore pine, coastal pine, beach pine, shore lodgepole pine
Pinus mugo mugo pine, dwarf mountain pine, krummholz pine, scrub mountain pine, mugho pine
Pinus strobus eastern white pine, Weymouth pine, northern white pine, soft pine
Plantago lanceolata English plantain, ribgrass, lance-leaf plantain;
Plantago major common plantain, broad-leaf plantain, whiteman's foot, greater plantain
Plantago maritima seaside plantain, goosetongue, saltmarsh plantain, sea plantain
Platanthera blephariglottis white fringed orchid, small white fringed orchid
Platanthera clavellata club-spur orchid, green woodland orchid, small green wood orchid
Platanthera dilatata tall white bog orchid, fragrant white bog orchid, scent-bottle, bog candles
Platanthera dilatata var. dilatata tall white bog orchid, fragrant white bog orchid, scent-bottle, bog candles
Platanthera flava southern rein orchid, pale-green orchid, tubercled orchid
Platanthera grandiflora large purple fringed orchid, large butterfly orchid, greater purple fringed orchid
Platanthera huronensis Lake Huron green bog orchid, northern green bog orchid, fragrant green bog orchid
Platanthera hyperborea northern green orchid, tall northern green orchid, tall leafy green orchid
Platanthera lacera ragged fringed orchid, green fringed orchid
Platanthera macrophylla greater round-leaf orchid, larger round-leaf orchid, Goldie's round-leaf orchid
Platanthera orbiculata large round-leaf orchid
Platanthera psycodes small purple fringed orchid, lesser purple fringed orchid, small butterfly orchid
Platanthera stricta slender bog orchid, slender rein orchid
Poa annua annual bluegrass, dwarf meadowgrass, annual meadow grass, low speargrass
Poa bulbosa bulbous bluegrass, bulbous meadowgrass, bulbous speargrass
Poa laxiflora lax-flower bluegrass, loose-flowered bluegrass
Poa leptocoma western bog bluegrass, bog bluegrass, marsh bluegrass
Poa nemoralis woodland bluegrass, forest bluegrass, wood bluegrass
Poa pratensis subsp. pratensis Kentucky bluegrass
Poa saltuensis old pasture bluegrass, bushy pasture bluegrass, two-rayed poa
Poa stenantha narrow-flowered bluegrass, northern bluegrass, narrow-leaf bluegrass
Poa trivialis rough bluegrass, rough-stalked meadowgrass, rough-stalked meadowgrass
Podagrostis humilis alpine bentgrass, mountain bentgrass, low bentgrass, alpine bent
Pogonia ophioglossoides rose pogonia, snake mouth
Polygonatum multiflorum Eurasian Solomon's seal, multiflower Solomon's seal, garden Solomon's seal
Polygonum aviculare subsp. neglectum narrowleaf knotweed
Polygonum douglasii Douglas' knotweed
Polygonum fowleri Fowler's knotweed
Polypodium appalachianum Appalachian polypody, Appalachian rock polypody, Appalachian rockcap fern
Polypodium virginianum rock polypody, common polypody, rockcap fern, American wall fern
Polypogon monspeliensis annual rabbit's-foot grass, rabbitfoot beardgrass, rabbitsfoot polypogon
Polystichum acrostichoides Christmas fern, holly fern, dagger fern
Polystichum andersonii Anderson's holly fern, Anderson's sword fern, Vancouver holly fern
Polystichum braunii Braun's hollyfern, eastern shieldfern, prickly shieldfern
Polystichum kruckebergii Kruckeberg's hollyfern, Kruckeberg's swordfern
Polystichum lonchitis northern holly fern, mountain holly fern, narrow holly fern
Polystichum munitum western sword fern, common sword fern, pineland sword fern
Pontederia cordata pickerelweed, heart-leaf pickerelweed
Populus alba white poplar, silver-leaf poplar, silver poplar
Populus nigra black poplar, black cottonwoo
Populus x canescens gray poplar, curly poplar
Portulaca oleracea common purslane, garden purslane, little hogweed
Potamogeton alpinus alpine pondweed, northern pondweed, reddish pondweed
Potamogeton amplifolius large-leaf pondweed, broad-leaf pondweed, bigleaf pondweed
Potamogeton berchtoldii Berchtold's pondweed
Potamogeton confervoides alga pondweed, Tuckerman's pondweed
Potamogeton epihydrus ribbon-leaf pondweed, Nuttall's pondweed
Potamogeton foliosus leafy pondweed
Potamogeton gramineus grass-leaf pondweed, grassy pondweed, variable-leaf pondweed
Potamogeton illinoensis Illinois pondweed
Potamogeton natans floating-leaf pondweed, floating pondweed
Potamogeton oakesianus Oakes' pondweed
Potamogeton perfoliatus clasping-leaf pondweed, perfoliate pondweed, redhead grass
Potamogeton praelongus longstalk pondweed, longpeduncled pondweed, whitestem pondweed
Potamogeton pulcher spotted pondweed, heart-leaf pondweed
Potamogeton pusillus small pondweed, lesser pondweed
Potamogeton robbinsii Robbins' pondweed, fern pondweed
Potamogeton spirillus spiral pondweed, northern snail-seed pondweed, spiral-fruit pondweed
Potentilla anglica English cinquefoil, trailing tormentil, trailing cinquefoil
Potentilla anserina subsp. groenlandica Greenland silverweed, Egede's silverweed, arctic silverweed, coast silverweed
Potentilla anserina subsp. pacifica Pacific silverweed
Potentilla intermedia downy cinquefoil, intermediate cinquefoil
Potentilla norvegica rough cinquefoil, Norwegian cinquefoil
Potentilla norvegica subsp. monspeliensis
Potentilla simplex oldfield cinquefoil, decumbent five-fingers, oldfield five-fingers, simple cinquefoil
Primula borealis northern primrose, boreal primrose
Primula laurentiana Laurentian primrose, birdseye primrose
Primula veris English cowslip
Proserpinaca palustris marsh mermaidweed, common mermaidweed
Prunella vulgaris self-heal, heal-all
Prunella vulgaris var. lanceolata lance-leaf self-heal
Prunella vulgaris var. vulgaris self-heal heal-all
Prunus avium mazzard cherry, sweet cherry, gean, bird cherry, wild cherry
Prunus cerasifera cherry plum, Pissard plum, myrobalan plum
Prunus cerasus sour cherry, pie cherry, tart cherry, morello cherry
Prunus domestica Damson plum, European plum, greengage (var. italica), bullace (var. insititia)
Prunus padus European bird cherry, bird cherry
Prunus spinosa blackthorn, sloe, European sloe
Pseudofumaria lutea golden corydalis, yellow corydalis
Pteridium aquilinum eastern bracken fern
Pteridium aquilinum var. latiusculum eastern bracken, eastern bracken fern, northern bracken fern
Pteridium latiusculum northern bracken fern, eastern bracken fern
Puccinellia maritima seaside alkaligrass, coast alkaligrass, saltmarsh grass
Puccinellia nutkaensis Nootka alkaligrass, shining alkaligrass, Pacific alkaligrass
Puccinellia pumila dwarf alkaligrass, smooth alkaligrass, small alkaligrass
Pyracantha coccinea scarlet firethorn
Pyrola asarifolia pink pyrola, pink wintergreen, bog wintergreen
Pyrola asarifolia subsp. asarifolia pink pyrola, alpine shinleaf, common pink wintergreen, pink wintergreen
Pyrola elliptica shinleaf, wax-flower wintergreen, shinleaf pyrola
Pyrola minor lesser wintergreen, lesser pyrola, snowline wintergreen, little shinleaf
Pyrus communis common pear, domestic pear
Quercus robur English oak, pedunculate oak, European oak
Quercus rubra red oak, northern red oak
Radiola linoides tiny allseed
Ranunculus abortivus kidney-leaf crowfoot, small-flower crowfoot, kidney-leaf buttercup
Ranunculus acris tall buttercup, meadow buttercup, common buttercup
Ranunculus aquatilis white watercrowfoot, common wataercrowfoot
Ranunculus eschscholtzii Eschscholtz's buttercup, subalpine buttercup, spruce-fir buttercup, mountain buttercup
Ranunculus flammula lesser spearwort, greater creeping spearwort
Ranunculus flammula var. ovalis oval-leaf creeping spearwort, greater creeping spearwort
Ranunculus occidentalis western buttercup, western field buttercup
Ranunculus recurvatus hooked crowfoot, hooked crowfoot, rough crowfoot, blisterwort
Ranunculus repens creeping buttercup
Ranunculus sceleratus blister buttercup, cursed crowfoot, celeryleaf crowfoot
Ranunculus trichophyllus thread-leaf water-crowfoot
Ranunculus uncinatus little buttercup, woodland buttercup, hairy buttercup
Raphanus raphanistrum jointed charlock, wild radish
Raphanus sativus small radish (var. sativus), rat-tail radish, mougri (var. caudatus), oil radish (var. oleiformis), daikon, Japanese radish (var. niger), fodder radish, Chinese radish
Reynoutria japonica Japanese knotweed, Mexican bamboo
Reynoutria sachalinensis giant knotweed, elephant ear, Sachaline knotweed, Sakhalin knotweed
Reynoutria ×bohemica var. japonica Bohemian knotweed
Rheum rhabarbarum rhubarb, garden rhubarb, pie-plant, wine-plant
Rhinanthus minor yellow rattle, little yellow rattle
Rhinanthus minor subsp. minor little yellow rattle, yellow rattle
Rhodiola integrifolia western roseroot, ledge stonecrop, king's crown, entire-leaf roseroot
Rhodiola integrifolia subsp. integrifolia western roseroot, ledge stonecrop, king's crown, entire-leaf roseroot
Rhodiola rosea roseroot, goldenroot, king's crown, roseroot stonecrop
Rhododendron canadense rhodora, Canada rhododendron
Rhododendron groenlandicum Labrador tea, bog Labrador tea, muskeg tea, Greenland Labrador tea
Rhynchospora alba white beakrush
Rhynchospora capitellata small-head beakrush, brownish beakrush
Rhynchospora fusca brown beakrush, sooty beakrush
Ribes bracteosum stink currant, stinking black currant, blue currant, California black currant
Ribes hirtellum swamp gooseberry, smooth gooseberry, low wild gooseberry, wild gooseberry
Ribes lacustre bristly black currant, swamp black currant, prickly black currant
Ribes laxiflorum trailing black currant, spreading currant, mountain currant
Ribes nigrum European black currant, garden black currant
Ribes rubrum European red currant, garden red currant, northern red currant, garnet-berry
Robinia pseudoacacia black locust, false acacia, yellow locust, bastard locust
Robinia viscosa clammy locust, clammy-bark locust, rose acacia
Romanzoffia sitchensis Sitka mistmaiden, Sitka romanzoffia, cliff romanzoffia
Rorippa palustris marsh yellowcress, bog yellowcress
Rorippa palustris subsp. palustris marsh yellowcress
Rosa canina dog rose, canker rose, dog briar, common briar
Rosa gallica French rose, apothecary rose, rose of Provence, Hungarian rose
Rosa glauca glaucous rose, red-leaf rose, blue-leaf rose
Rosa nitida shining rose, northeastern rose
Rosa nutkana Nootka rose
Rosa nutkana subsp. nutkana Nootka rose
Rosa palustris swamp rose
Rosa rubiginosa sweetbriar rose, eglantine, briar rose, sweet brier
Rosa rugosa rugosa rose, shrub rose, Japanese rose, saltspray rose. beach rose
Rosa virginiana Virginia rose, pasture rose
Rubus allegheniensis Allegheney blackberry, highbush blackberry, sow-teat blackberry
Rubus canadensis Canada blackberry, smooth blackberry, thornless blackberry, Miiispaugh's blackberry
Rubus hispidus bristly dewberry, hispid blackberry, swamp dewberry, running swamp blackberry
Rubus laciniatus evergreen blackberry, parsleyleaf bramble, cutleaf blackberry, laciniate bramble
Rubus parviflorus thimbleberry, salmonberry, white-flowering raspberry, sparseflowered thimbleberry
Rubus pedatus five-leaf dwarf bramble, creeping raspberry, five-leaf bramble, strawberry bramble
Rubus spectabilis salmonberry
Rudbeckia hirta gloriosa daisy
Rudbeckia hirta var. pulcherrima black-eyed Susan, black-eyed coneflower
Rudbeckia laciniata cutleaf coneflower, green-headed coneflower, tall coneflower
Rumex acetosa garden sorrel, sour dock, green sorrel, meadow sorrel
Rumex acetosella field sorrel, sheep sorrel
Rumex crispus curly dock, curly-leaf dock, yellow dock
Rumex longifolius long-leaf dock, dooryard dock, northern dock
Rumex obtusifolius bitter dock, blunt-leaf dock, broad-leaf dock
Rumex occidentalis western dock, windowed dock
Rumex pallidus seabeach dock, seaside dock, pale willow dock, large-tubercule dock
Rumex sanguineus redvein dock, bloodwort dock, wood dock
Rumex transitorius Pacific willow dock, willow dock
Ruppia maritima sea ditchgrass, beaked ditchgrass, tassel pondweed
Sagina nodosa knotted pearlwort, knotty pearlwort
Sagina procumbens procumbent pearlwort, matted pearlwort, bird's-eye pearlwort
Sagina saginoides alpine pearlwort, arctic pearlwort
Sagittaria graminea grassleaf arrowhead, grassy arrowhead, delta arrowhead, slender arrowhead, coastal arrowhead
Sagittaria graminea subsp. graminea grassleaf arrowhead, grassy arrowhead, delta arrowhead, slender arrowhead, coastal arrowhead
Sagittaria latifolia broadleaf arrowhead, common arrowhead, wapato, duck potato, swamp potato, muskrat potato, sturgeon potato
Salicornia maritima maritime glasswort, jointed glasswort, samphire, sea saltwort, slender glasswort, chicken claws
Salix babylonica weeping willow, drooping willow, Babylon weeping willow
Salix caprea goat willow, great sallow
Salix commutata undergreen willow, under-green willow, variable willow
Salix humilis upland willow, small pussy willow, grey willow, prairie willow
Salix prolixa Mackenzie's willow
Salix sericea silky willow
Salix sitchensis Sitka willow, Coulter’s willow
Salix viminalis basket willow, silky osier, hemp willo
Salix x sepulcralis golden weeping willow, golden willow
Salsola kali common saltwort, prickly saltwort, Russian thistle
Salvia officinalis garden sage, culinary sage, kitchen sage
Sambucus canadensis common elderberry, Canada elderberry, American black elderberry
Sambucus nigra black elderberry, European elderberry, European elder
Sambucus racemosa Rocky Mountain elderberry, blackbead elderberry, black elderberry
Sanguisorba canadensis Canada burnet, bottlebrush, white burnet
Sanguisorba officinalis great burnet, official burnet
Sanguisorba stipulata Sitka burnet
Saponaria officinalis bouncing bet, soapwort, bruisewort
Sarracenia purpurea northern pitcher plant, purple pitcher plant, huntsman's cup, huntsman’s horn
Saxifraga bronchialis spotted saxifrage, matted saxifrage, yellowdot saxifrage
Saxifraga cespitosa tufted saxifrage, tufted alpine saxifrage
Saxifraga tolmiei Torr. &
Sceptridium multifidum leathery grapefern
Scheuchzeria palustris marsh scheuchzeria, rannoch rush, pod grass
Schizaea pusilla curly-grass fern, little curly-grass fern
Schoenoplectus americanus American bulrush, threesquare bulrush, chairmaker's bulrush, Olney's bulrush
Schoenoplectus pungens common threesquare, cane-maker’s rush, three-square bulrush
Schoenoplectus subterminalis water bulrush, subterminal bulrush, swaying bulrush, water clubrush
Schoenoplectus tabernaemontani softstem bulrush, great bulrush
Scirpus atrocinctus black-girdled bulrush, black-girdled bulrush
Scirpus cyperinus woolgrass, brown woolly sedge, common woolgrass
Scirpus microcarpus red-tinged bulrush, panicled bulrush, red-sheath bulrush, small-fruit bulrush
Scleranthus annuus annual knawel, German knotgrass
Scleranthus annuus subsp. annuus annual knawel, German knotgrass
Scorzoneroides autumnalis autumn hawkbit, fall hawkbit, fall dandelion, August flower
Scrophularia nodosa knotty figwort, woodland figwort, carpenter's-square
Scutellaria galericulata marsh scullcap, hooded skullcap
Scutellaria lateriflora mad-dog skullcap, blue skullcap, secund skullcap, quaker bonnet
Secale cereale rye, cultivated rye, cereal rye, wild rye
Sedum album white stonecrop, coral carpet stonecrop
Selaginella selaginoides northern spikemoss, low spikemoss, prickly mountain-moss, club spikemoss
Senecio triangularis arrowleaf ragwort, arrowleaf groundsel, brook ragwort
Senecio viscosus sticky ragwort, sticky groundsel
Senecio vulgaris common ragwort, common groundsel, old-man-in-the-spring
Sibbaldia procumbens creeping sibbaldia, prostrate sibbaldia
Sibbaldia tridentata three-tooth cinquefoil, mountain cinquefoil, white sibbaldia
Silene antirrhina sleepy catchfly, sleepy campion, sleepy silene
Silene chalcedonica Maltese cross, scarlet lychnis, London pride;
Silene coronaria rose campion, mullein pink
Silene dioica red campion, red catchfly, red cockle
Silene flos-cuculi ragged robin, meadow campion, cuckoo flower
Sinapis alba mustard cress, yellow mustard, white mustard
Sisymbrium officinale hedge mustard
Sisyrinchium angustifolium eastern blue-eyed grass, stout blue-eyed grass, narrowleaf blue-eyed grass
Sisyrinchium atlanticum strict blue-eyed grass, eastern blue-eyed-grass
Sisyrinchium montanum common blue-eyed grass, mountain blue-eyed grass
Sisyrinchium montanum var. crebrum common blue-eyed grass, mountain blue-eyed grass
Sisyrinchium mucronatum eastern blue-eyed grass
Sium suave water parsnip, hemlock water parsnip
Smilax herbacea herbaceous carrion-flower, smooth carrion-flower, smooth herbaceous greenbrier
Solanum americanum American black nightshade, small-flower nightshade
Solanum lycopersicum tomato, garden tomato, love apple, cherry tomato (var. cerasiforme)
Solanum nigrum black nighshade, European black nightshade, garden nightshade
Solanum nitidibaccatum hairy nightshade, hoe nightshade
Solanum physalifolium hairy nightshade, groundcherry nightshade, American nightshade
Solanum tuberosum Irish potato, white potato
Solidago altissima tall goldenrod, late goldenrod
Solidago bicolor white goldenrod, bicolor goldenrod, silverrod
Solidago canadensis Canada goldenrod
Solidago flexicaulis zigzag goldenrod, broadleaf goldenrod
Solidago gigantea giant goldenrod, tall goldenrod, smooth goldenrod
Solidago hispida hairy goldenrod, shaggy goldenrod, pale goldenrod
Solidago lepida elegant goldenrod, graceful goldenrod, western Canada goldenrod
Solidago lepida var. lepida elegant goldenrod, graceful goldenrod, western Canada goldenrod
Solidago multiradiata multi-rayed goldenrod, northern goldenrod, Rocky Mountain goldenrod
Solidago nemoralis greystem goldenrod, grey goldenrod, oldfield goldenrod
Solidago nemoralis subsp. nemoralis greystem goldenrod, grey goldenrod, oldfield goldenrod
Solidago puberula downy goldenrod
Solidago rugosa roughstem goldenrod, roughleaf goldenrod, wrinkle-leaf goldenrod, wrinkle-leaf goldenro
Solidago rugosa subsp. rugosa var. rugosa northern roughleaf goldenrod, roughstem goldenrod, wrinkle-leaf goldenrod
Solidago sempervirens northern seaside goldenrod, evergreen goldenrod, seaside goldenrod
Solidago uliginosa , northern bog goldenrod, bog goldenrod
Sonchus arvensis field sowthistle, corn sowthistle, perennial sowthistle, glandular sowthistle
Sonchus arvensis subsp. arvensis field sowthistle, corn sowthistle, perennial sowthistle, glandular sowthistle
Sonchus asper prickly sow-thistle, spiny sow-thistle, rough sow-thistle
Sonchus oleraceus annual sow-thistle, milk thistle, common sow-thistle
Sorbus americana American mountain ash, dogberry, roundwood
Sorbus aucuparia European mountain ash, rowan tree, quickbeam, dogberry
Sorbus sitchensis Sitka mountain-ash, western mountain-ash, Pacific mountain-ash
Sorghum bicolor subsp. bicolor sorghum, broom-corn, milo
Sparganium americanum American burreed, Nuttall’s burreed, three-square burreed
Sparganium angustifolium narrow-leaf burreed, floating-leaf burreed
Sparganium emersum green-fruit burreed, emersed burreed, unbranched burreed
Sparganium fluctuans floating burreed, water burreed, floating-leaf burreed
Sparganium hyperboreum northern burreed, high-northern burreed
Sparganium natans small burreed, least burreed, arctic burreed
Spartina patens saltmeadow cordgrass, highwater grass
Spergula arvensis corn spurrey
Spergularia canadensis Canada sand-spurrey, northern sand-spurrey
Spergularia rubra red sand-spurrey, ruby sand-spurrey, purple sand-spurrey
Sphenopholis intermedia slender wedgegrass, slender wedgescale
Spinulum annotinum northern bristly clubmoss, northern interrupted clubmoss, northern stiff clubmoss
Spiraea alba white meadowsweet, narrow-leaf meadowsweet
Spiraea alba var. latifolia broad-leaf meadowsweet, northern meadowsweet
Spiraea japonica Bumald spirea, Japanese meadowsweet, Japanese spiraea
Spiraea tomentosa steeplebush, hardhack, tomentose meadowsweet
Spiranthes arcisepala Appalachian ladies'-tresses
Spiranthes cernua nodding ladies'-tresses, drooping ladies'-tresses, white nodding ladies'-tresses
Spiranthes lacera northern slender ladies'-tresses
Spiranthes lacera var. lacera northern slender ladies'-tresses
Spiranthes ochroleuca yellow ladies'-tresses, yellow nodding ladies'-tresses
Spiranthes romanzoffiana hooded ladies'-tresses
Spirodela polyrhiza great duckweed, duckmeal, water flaxseed, larger duckweed
Sporobolus alterniflorus saltwater cordgrass, smooth cordgrass, Atlantic cordgrass
Sporobolus michauxianus freshwater cordgrass, prairie cordgrass, slough grass, tall cordgrass, ripgut
Sporobolus pumilus saltmeadow cordgrass, highwater cordgrass, marsh hay cordgrass
Stellaria alsine bog starwort, marsh chickweed, bog stitchwort;
Stellaria borealis boreal starwort, northern stitchwort, boreal stitchwort
Stellaria borealis subsp. borealis boreal starwort, northern stitchwort, boreal stitchwort
Stellaria calycantha northern starwort, northern bog starwort, northern stitchwort
Stellaria crispa crisp starwort, crisp sandwort, crimped stitchwort
Stellaria graminea grass-leaf starwort, grass-leaf stitchwort, little starwort, lesser stitchwort
Stellaria humifusa saltmarsh starwort, low sandwort, prostrate chickweed
Stellaria media common chickweed, satin-flower, chickweed starwort
Streptopus amplexifolius clasping-leaf twisted-stalk, white mandarin, liverberry
Streptopus lanceolatus var. lanceolatus rose twisted-stalk, rose mandarin, rosybells, rose-bellwort, scootberry
Streptopus streptopoides small twisted-stalk
Struthiopteris spicant deer fern, sword fern, hard fern
Stuckenia filiformis thread-leaf pondweed, fine-leaf pondweed; northern slender pondweed
Suaeda maritima herbaceous seepweed, maritime seablite, white seablite, annual seablite
Subularia aquatica water awlwort
Subularia aquatica subsp. americana water awlwort
Swertia perennis alpine bog swertia, star gentian, mountain bog swetria, star green gentian
Symphoricarpos albus common snowberry, waxberry, northern snowberry, white coralberry
Symphyotrichum cordifolium heartleaf aster, blue wood aster
Symphyotrichum lateriflorum calico aster, one-sided aster, farewell summer, white woodland aster
Symphyotrichum lateriflorum var. lateriflorum calico aster, one-sided aster, farewell summer, white woodland aster
Symphyotrichum novi-belgii New York aster, Michaelmas daisy
Symphyotrichum novi-belgii var. novi-belgii New York aster, Michaelmas daisy, longleaf aster
Symphyotrichum puniceum purple-stem aster, swamp aster, redstem aster
Symphyotrichum subspicatum Douglas’ aster
Symphyotrichum tradescantii Tradescant’s aster, shore aster
Symphytum asperum prickly comfrey, rough comfrey
Symphytum officinale common comfrey, healing-herb, bruisewort
Tanacetum bipinnatum dwarf tansy, Lake Huron tansy
Tanacetum parthenium common feverfew, feather-leaf tansy, wild chamomile
Tanacetum vulgare golden buttons, common tansy
Taraxacum erythrospermum red-seed dandelion, smooth dandelion, rock dandelion
Taraxacum officinale common dandelion, lion's tooth
Taxus baccata English yew, European common yew
Taxus brevifolia Pacific yew, western yew, mountain mahogany
Taxus canadensis Canada yew, ground hemlock, shinwood
Tellima grandiflora large fringe-cups, fragrant fringe-cups, big-flower tellima
Thalictrum pubescens tall meadowrue, king-of-the-meadow, muskrat-weed, late meadowrue
Thalictrum sparsiflorum few-flower meadowrue, mountain meadowrue, flat-fruit meadowrue
Thelypteris palustris marsh fern, marsh shield fern
Thelypteris palustris subsp. pubescens eastern marsh fern, northern marsh fern, marsh shield fern
Thermopsis villosa Carolina bushpea, Carolina lupine
Thuja plicata western red cedar, giant arborvitae, giant redcedar, canoe cedar, shinglewood
Thymus pulegioides lemon thyme, large thyme, wild thyme
Tiarella cordifolia heart-leaf foamflower, foamflower, false mitrewort
Tiarella trifoliata three-leaf foamflower, lace foamflower, sugar-scoop, western foamflower
Tilia cordata little-leaf linden, small-leaf lime, small-leaf European linden
Tilia ×europea European linden, common lime
Tragopogon porrifolius purple goatsbeard, common salsify, vegetable oyster, oyster plant
Triadenum virginicum Virginia marsh St. Johnswort, marsh St. Johnswort, swamp St. Johnswort, Virginia St. Johnswort
Triantha glutinosa sticky tofieldia, sticky bog asphodel, sticky false asphodel, glutinous triantha
Triantha occidentalis western false asphodel, western tofieldia
Triantha occidentalis subsp. brevistyla Priest Lake tofieldia, short-style western false asphodel
Trichophorum cespitosum tufted clubrush, deergrass, cespitose clubrush
Trifolium arvense rabbits-foot clover, hares-foot clover, hairy clover, old field clover, stone clover
Trifolium aureum yellow clover, golden hop clover, golden trefoil, large hop clover
Trifolium campestre low hop clover, lesser hop clover, big hop clover field clover, large hop clover
Trifolium dubium small hop clover, little hop clover, lesser trefoil, suckling clover
Trifolium hybridum alsike clover, hybrid clover
Trifolium incarnatum crimson clover, Italian clover, carnation clover, scarlet clover
Trifolium pratense purple clover, red clover, meadow clover
Trifolium repens white clover, creeping white clover, Dutch clover, black-leaf clover, chocolate clover
Trifolium wormskioldii Wormskjold's clover, coast clover cow clower sand clover, springbank clover
Triglochin gaspensis Gaspé arrowgrass, Gaspé Peninsula arrowgrass
Triglochin maritima seaside arrowgrass, shore arrowgrass, bog arrowgrass
Trillium undulatum painted wake-robin, painted trillium
Triphora trianthophoros nodding pogonia, three-birds orchid
Tripleurospermum maritimum seaside chamomile, false chamomile, false mayweed
Trisetum spicatum narrow false oats, spike trisetum
Triticum aestivum wheat, soft wheat, bread wheat, cultivated wheat
Tsuga canadensis eastern hemlock, Canadian hemlock, black hemlock
Tsuga heterophylla western hemlock, Pacific hemlock
Tsuga mertensiana mountain hemlock, alpine hemlock, black hemlock, hemlock spruce
Tussilago farfara coughwort, coltsfoot
Typha latifolia broadleaf cattail, common cattail;
Ulmus glabra wych elm, Scottish elm, Camperdown elm, broadleaf elm, European mountain elm
Ulmus minor field elm, European field elm, smooth-leaf elm
Urtica dioica subsp. dioica stinging nettle, European stinging nettle
Urtica gracilis slender stinging nettle, slender nettle, tall nettle
Utricularia cornuta horned bladderwort
Utricularia geminiscapa twin-stem bladderwort, hidden-fruit bladderwort, two-flower bladderwort
Utricularia gibba humped bladderwort, creeping bladderwort
Utricularia intermedia flat-leaf bladderwort, intermediate bladderwort, mountain bladderwort
Utricularia minor lesser bladderwort, small bladderwort
Utricularia ochroleuca yellowish-white bladderwort, pale bladderwort, ochroleucous bladderwort
Utricularia purpurea greater purple bladderwort, eastern purple bladderwort, spotted bladderwort
Utricularia radiata little floating bladderwort, floating bladderwort, small swollen bladderwort
Utricularia resupinata resupinate bladderwort, reclined bladderwort, northeastern bladderwort
Uvularia sessilifolia sessile-leaf bellwort, wild-oats, straw-lily
Vaccinium boreale northern blueberry, alpine blueberry, sweet hurts
Vaccinium caespitosum dwarf bilberry, dwarf whortleberry
Vaccinium cespitosum dwarf bilberry, dwarf huckleberry, dwarf whortleberry
Vaccinium corymbosum highbush blueberry, tall blueberry, swamp blueberry, rabbit-eye blueberry
Vaccinium deliciosum blue-leaf huckleberry, Cascade bilberry, Cascade blueberry, Ranier blueberry
Vaccinium macrocarpon large cranberry, American cranberry
Vaccinium myrtillus myrtle whorteberry, dwarf bilberry, low bilberry, whortleberry, myrtle blueberry
Vaccinium ovalifolium oval-leaf bilberry, Alaska blueberry, blue bilberry, early blueberry
Vaccinium oxycoccos small cranberry, bog cranberry, marshberry, mashberry (NL)
Vaccinium parvifolium red huckleberry, red blueberry
Vaccinium uliginosum alpine bilberry, bog bilberry, tundra bilberry, moor bilberry, moorberry
Vaccinium vitis-idaea mountain cranberry, partridgeberry (NL), redberry (LB), lingonberry, rock cranberry
Vahlodea atropurpurea mountain hairgrass, arctic hairgrass
Valeriana sitchensis Sitka valerian, Pacific valerian
Vallisneria americana tape grass, water celery
Veratrum viride green false hellebore, American false hellebore, Indian hellebore
Verbascum nigrum black mullein, dark mullein
Verbascum thapsus common mullein, flannel plant, flannel mullein, great mullein, Aaron's rod
Verbena bonariensis purple-top vervain, pretty vervain, Argentina verbena
Verbena officinalis European vervain
Veronica agrestis field speedwell, garden speedwell
Veronica americana American brooklime, American speedwell
Veronica arvensis wall speedwell, corn speedwell
Veronica chamaedrys germander speedwell
Veronica filiformis slender speedwell, hair-like speedwell, creeping speedwell
Veronica longifolia long-leaf speedwell, garden speedwell
Veronica officinalis common speedwell, heath speedwell, upland speedwell
Veronica peregrina purslane speedwell, wandering speedwell, necklace weed
Veronica persica birds-eye speedwell, Persian speedwell, large field speedwell
Veronica scutellata marsh speedwell, skullcap speedwell, grass-leaf speedwell
Veronica serpyllifolia thyme-leaf speedwell, bright-blue speedwell
Veronica wormskjoldii American alpine speedwell, Wormskjold's alpine speedwell
Viburnum cassinoides northern wild raisin, witherod, swamphaw
Viburnum lantanoides hobblebush, alderleaf viburnum, witch hobble, moosewood, tangle-legs, American wayfaring tree
Viburnum nudum possum haw, smooth witherod, southern wild raisin, naked witherod, swamphaw
Vicia cracca var. angustissima fine-leaf vetch, bramble vetch
Vicia sativa garden vetch, common vetch
Vicia sativa subsp. nigra narrow-leaf vetch, small common vetch, black-pod vetch
Vicia sepium hedge vetch, bush vetch
Vicia tetrasperma four-seed vetch, lentil vetch, slender vetch, smooth tare, sparrow vetch
Vicia villosa hairy vetch, shaggy vetch, woolly vetch, fodder vetch
Vinca minor running myrtle, lesser periwinkle, common periwinkle
Viola adunca hookspur violet, early blue violet, sand violet, western dog violet
Viola arvensis European field pansy, wild pansy, heart's ease
Viola biflora twinflower violet, arctic yellow violet, alpine yellow violet, two-flower violet
Viola blanda sweet white violet, woodland white violet, largeleaf white violet, Willdenow's violet
Viola canadensis rugose violet, western Canada violet, creeping-root violet
Viola cucullata marsh blue violet, meadow violet, long-stem marsh violet
Viola glabella stream violet, pioneer violet, smooth yellow woodland violet, yellow wood violet
Viola lanceolata lance-leaf violet, bog white violet, eastern water violet
Viola macloskeyi Macloskey's violet
Viola minuscula northern white violet, smooth white violet
Viola odorata English violet, florist's violet, sweet blue violet, garden violet
Viola palustris alpine marsh violet, northern marsh violet
Viola rotundifolia eastern round-leaf yellow violet, early yellow violet, round-leaf yellow violet
Viola sororia New England violet, New England blue violet
Viola tricolor Johnny-jump-up, heart's-ease, lady's-delight, three-colour violet
Viola x wittrockiana garden pansy
Vitis vinifera wine grape, European wine grape, common grapevine
Wolffia borealis northern watermeal, dotted watermeal, northern duckmeal, dotted wolffia
Wolffia columbiana Columbia watermeal, Columbian duckmeal
Xanthocyparis nootkatensis yellow cypress, Alaska yellow cedar, Nootka false cypress
Xyris difformis bog yellow-eyed grass, tall yellow-eyed grass, southern yellow-eyed grass
Xyris montana northern yelloweyed grass
Zannichellia palustris horned pondweed
Zea mays corn, maize, Indian corn, field corn
Zizania aquatica southern wild rice, annual wild rice
Zizia aptera heartleaf alexanders, meadow zizia
Zizia aurea golden meadow parsnip, golden alexanders
Zostera marina seawrack, eelgrass