Abronia latifolia -- yellow sand-verbena (9)

Abronia umbellata -- pink sand verbena (3)

Abronia villosa -- desert sand-verbena (6)

Acer macrophyllum -- bigleaf maple (9)

Achillea millefolium -- yarrow (10)

Achlys triphylla -- vanilla leaf (6)

Acmispon parviflorus -- desert deervetch (3)

Aconogonon davisiae -- Ms. Davis' knotweed (4)

Aconogonon phytolaccifolium -- poke knotweed (8)

Actaea rubra -- baneberry (7)

Adenocaulon bicolor -- American trailplant (5)

Adiantum aleuticum -- Aleutian maidenhair (6)

Adiantum capillus-veneris -- Southern maidenhair fern (1)

Agoseris aurantiaca -- orange agoseris (12)

Agoseris glauca -- pale agoseris (11)

Allium acuminatum -- taper-tip onion (5)

Allium amplectens -- narrow-leaf onion (2)

Allium cernuum -- nodding onion (3)

Allium crenulatum -- Olympic onion (9)

Allium tolmiei -- Tolmie's onion (13)

Alnus rubra -- red alder (3)

Alyssum desertorum -- desert alyssum (4)

Ambrosia chamissonis -- silver bur ragweed (7)

Amelanchier alnifolia -- western serviceberry (4)

Amelanchier utahensis -- Utah serviceberry (5)

Amsinckia menziesii -- Menzies' fiddleneck (2)

Amsinckia tessellata -- bristly fiddleneck (6)

Anagallis arvensis -- scarlet pimpernel (2)

Anaphalis margaritacea -- pearly everlasting (11)

Androstephium breviflorum -- pink funnel lily (5)

Anemone deltoidea -- Columbia windflower (7)

Anemone lyallii -- Lyall's anemone (2)

Anemone multifida -- cutleaf anemone (8)

Anemone occidentalis -- western pasqueflower (5)

Anemone oregana -- Oregon anemone (15)

Angelica lucida -- seacoast angelica (8)

Antennaria lanata -- woolly everlasting (5)

Antennaria racemosa -- raceme pussytoes (14)

Antennaria rosea -- rosy pussytoes (2)

Anthriscus caucalis -- burr chervil (4)

Anticlea occidentalis -- western featherbells (6)

Antitrichia curtipendula -- hanging wing-moss (12)

Aquilegia formosa -- crimson columbine (12)

Arbutus menziesii -- Pacific madrone (3)

Arctium minus -- common burrdock (5)

Arctostaphylos columbiana -- hairy manzanita (6)

Arctostaphylos uva-ursi -- kinnikinnick (5)

Armeria maritima -- thrift (7)

Arnica latifolia -- broadleaf arnica (9)

Arnica parryi -- Parry's arnica (15)

Artemisia ludoviciana -- gray sagewort (5)

Artemisia spinescens -- budsage (5)

Artemisia tridentata -- sagebrush (9)

Aruncus dioicus -- goatsbeard (4)

Asarum caudatum -- wild ginger (9)

Asclepias fascicularis -- narrowleaf milkweed (7)

Aspidotis densa -- Indian's dream (5)

Asplenium trichomanes -- maidenhair spleenwort (4)

Astragalus amphioxys -- Crescent milkvetch (5)

Astragalus conjunctus -- Idaho milkvetch (8)

Astragalus mollissimus -- woolly milkvetch (3)

Astragalus obscurus -- arcane milkvetch (3)

Astragalus purshii -- woolly-pod milk-vetch (9)

Athyrium filix-femina -- common ladyfern (6)

Atrichoseris platyphylla -- gravel ghost (10)

Atriplex prostrata -- triangle orache (6)

Atriplex torreyi -- Torrey saltbush (8)

Azolla mexicana -- Mexican mosquito-fern (6)

Baccharis pilularis -- coyote brush (4)

Baeomyces rufus -- brown beret lichen (3)

Bahiopsis reticulata -- netvein goldeneye (8)

Balsamorhiza careyana -- Carey's balsamroot (10)

Balsamorhiza deltoidea -- deltoid balsamroot (14)

Balsamorhiza serrata -- serrate balsamroot (5)

Bebbia juncea -- sweetbush (8)

Bellis perennis -- English daisy (9)

Berberis aquifolium -- tall Oregon grape (4)

Berberis fremontii -- Fremont's barberry (4)

Berberis nervosa -- Cascade Oregon-grape (7)

Berberis repens -- creeping Oregon-grape (1)

Berteroa incana -- hoary alyssum (4)

Betula occidentalis -- water birch (9)

Bidens cernua -- nodding beggarticks (5)

Bidens vulgata -- big devils beggartick (6)

Bistorta bistortoides -- American bistort (8)

Blechnum spicant -- deer fern (5)

Blepharipappus scaber -- rough eyelashweed (6)

Boechera pulchra -- beautiful rockcress (4)

Boykinia occidentalis -- coastal brookfoam (7)

Brassica rapa -- field mustard (5)

Brodiaea coronaria -- crown brodiaea (4)

Cakile edentula -- American searocket (8)

Cakile maritima -- European searocket (13)

Calochortus subalpinus -- subalpine mariposa lily (8)

Calochortus tolmiei -- Tolmie's mariposa-lily (6)

Caltha leptosepala -- white marsh marigold (11)

Calypso bulbosa -- fairy slipper (8)

Calystegia sepium -- hedge bindweed (6)

Calystegia soldanella -- beach morning-glory (4)

Camassia quamash -- common camas (4)

Campanula rotundifolia -- bluebell-of-Scotland (7)

Campanula scouleri -- Scouler's bluebell (6)

Cardamine angulata -- seaside bittercress (6)

Cardamine hirsuta -- hairy bittercress (11)

Cardamine nuttallii -- slender toothwort (12)

Cardamine oligosperma -- little western bittercress (3)

Cassiope mertensiana -- white mountain heather (4)

Castilleja applegatei -- Applegate's Indian paintbrush (10)

Castilleja attenuata -- attenuate Indian paintbrush (3)

Castilleja chromosa -- desert paintbrush (5)

Castilleja hispida -- harsh Indian paintbrush (6)

Castilleja litoralis -- Oregon coast paintbrush (8)

Castilleja miniata -- scarlet Indian paintbrush (9)

Castilleja parviflora -- mountain Indian paintbrush (4)

Castilleja xanthotricha -- yellowhair Indian paintbrush (7)

Ceanothus integerrimus -- deerbrush (3)

Centaurea × moncktonii -- meadow knapweed (2)

Centaurea cyanus -- bachelor's button (5)

Centaurea solstitialis -- yellow star-thistle (5)

Centaurea stoebe -- spotted knapweed (0)

Centaurium erythraea -- European centaury (10)

Cerastium glomeratum -- sticky chickweed (2)

Cercis occidentalis -- western redbud (6)

Cercocarpus ledifolius -- curl-leaf mountain-mahogany (5)

Chamerion angustifolium -- fireweed (11)

Cheilanthes gracillima -- lace lip fern (1)

Chimaphila menziesii -- little prince's pine (3)

Chimaphila umbellata -- pipsissewa (5)

Chorispora tenella -- blue mustard (8)

Chorizanthe brevicornu -- brittle spineflower (4)

Chorizanthe rigida -- devil's spineflower (2)

Chylismia claviformis -- browneyes (5)

Cichorium intybus -- chicory (8)

Cirsium arvense -- Canada thistle (7)

Cirsium edule -- edible thistle (6)

Cirsium vulgare -- bull thistle (5)

Cistanthe umbellata -- pussypaws (2)

Clarkia purpurea -- winecup clarkia (9)

Claytonia exigua -- serpentine springbeauty (5)

Claytonia perfoliata -- miner's lettuce (5)

Claytonia sibirica -- candy flower (10)

Clintonia uniflora -- queen's cup (4)

Collinsia grandiflora -- giant blue eyed Mary (2)

Collinsia parviflora -- maiden blue eyed Mary (8)

Collinsia sparsiflora -- spinster's blue eyed Mary (5)

Collomia heterophylla -- variableleaf collomia (3)

Collomia linearis -- tiny trumpet (4)

Convolvulus arvensis -- field bindweed (8)

Conyza canadensis -- horseweed (2)

Corallina vancouveriensis -- graceful coral seaweed (5)

Corallorhiza maculata -- spotted coralroot (11)

Corallorhiza mertensiana -- Pacific coralroot (6)

Corallorhiza striata -- striped coralroot (4)

Cornus nuttallii -- Pacific dogwood (3)

Cornus unalaschkensis -- Alaskan bunchberry (6)

Corydalis scouleri -- Scouler's corydalis (5)

Crocidium multicaule -- gold star (15)

Crocus vernus -- Dutch crocus (11)

Croton setiger -- turkey mullein (5)

Cryptantha celosioides -- northern cryptantha (6)

Cryptantha intermedia -- clearwater cryptantha (4)

Cryptantha utahensis -- scented cryptantha (5)

Cryptogramma acrostichoides -- American rockbrake (7)

Cylindropuntia echinocarpa -- silver cholla (8)

Cynoglossum grande -- Pacific hound's tongue (4)

Cystopteris fragilis -- brittle bladderfern (2)

Cytisus scoparius -- scotch broom (5)

Daucus carota -- Queen Anne's lace (12)

Delphinium glaucum -- Sierra larkspur (6)

Delphinium nuttallianum -- twolobe larkspur (15)

Delphinium nuttallii -- Nuttall's larkspur (2)

Delphinium trolliifolium -- poison delphinium (2)

Dendroalsia abietina -- Plume Moss (5)

Descurainia sophia -- fixweed (8)

Dianthus armeria -- Deptford pink (4)

Dicentra formosa -- Pacific bleeding heart (5)

Dichelostemma congestum -- ookow (6)

Dieteria canescens -- hoary-aster (5)

Digitalis purpurea -- foxglove (6)

Dipsacus fullonum -- Fuller's teasel (9)

Dodecatheon jeffreyi -- Jeffrey's shooting star (6)

Douglasia laevigata -- smooth douglasia (8)

Draba verna -- spring whitlow-grass (7)

Drymocallis glandulosa -- Greene's drymocallis (10)

Echinocactus polycephalus -- cotton top cactus (5)

Egregia menziesii -- feather boa (5)

Endocladia muricata -- sea moss (2)

Epilobium anagallidifolium -- alpine willowherb (1)

Epilobium brachycarpum -- autumn willowherb (5)

Epilobium densiflorum -- dense-flower willowherb (9)

Epilobium glaberrimum -- glaucus willowherb (4)

Equisetum arvense -- common horsetail (1)

Equisetum hyemale -- scouring horsetail (3)

Equisetum telmateia -- great horsetail (6)

Eremalche rotundifolia -- desert five-spot (5)

Eremogone capillaris -- fescue sandwort (8)

Ericameria nauseosa -- rubber rabbitbrush (5)

Erigeron aliceae -- Alice Eastwood's fleabane (7)

Erigeron compositus -- cutleaf daisy (4)

Erigeron divergens -- spreading fleabane (4)

Erigeron glacialis -- subalpine fleabane (11)

Erigeron glaucus -- seaside daisy (6)

Erigeron peregrinus -- subalpine fleabane (4)

Erigeron poliospermus -- purple cushion fleabane (9)

Erigeron strigosus -- prairie fleabane (10)

Eriogonum compositum -- arrowleaf wild buckwheat (12)

Eriogonum inflatum -- desert trumpet (12)

Eriogonum ovalifolium -- cushion wild buckwheat (8)

Eriogonum pyrolifolium -- alpine wild buckwheat (8)

Eriogonum trichopes -- little desert trumpet (4)

Eriogonum umbellatum -- sulphur-flower wild buckwheat (7)

Eriogonum vimineum -- broom wild buckwheat (5)

Eriophyllum lanatum -- Oregon sunshine (10)

Erodium cicutarium -- redstem storksbill (8)

Erodium moschatum -- whitestem filaree (5)

Erysimum capitatum -- western wallflower (11)

Erythronium montanum -- white avalanche-lily (3)

Erythronium oregonum -- giant white fawn-lily (5)

Erythronium revolutum -- pink fawn lily (1)

Eucephalus engelmannii -- Engelmann's aster (6)

Eucephalus ledophyllus -- Cascade aster (4)

Eucnide urens -- desert rock nettle (9)

Euphrasia nemorosa -- common eyebright (3)

Euthamia occidentalis -- western goldentop (6)

Fragaria chiloensis -- beach strawberry (5)

Fragaria vesca -- woodland strawberry (9)

Fragaria virginiana -- Virginia Strawberry (4)

Frangula purshiana -- cascara buckthorn (4)

Fritillaria affinis -- chocolate lily (6)

Fritillaria pudica -- yellow fritillary (12)

Fucus distichus -- rockweed (6)

Galium aparine -- common cleavers (3)

Galium oreganum -- Oregon bedstraw (5)

Gaultheria shallon -- salal (10)

Gentiana calycosa -- explorer's gentian (9)

Geraea canescens -- desert sunflower (7)

Geranium molle -- dovefoot geranium (5)

Geranium robertianum -- herb Robert (3)

Geum macrophyllum -- largeleaf avens (9)

Geum triflorum -- old man's whiskers (14)

Gilia capitata -- bluehead gilia (5)

Ginkgo biloba -- maidenhair tree (7)

Glechoma hederacea -- ground-ivy (2)

Gnaphalium palustre -- western marsh cudweed (2)

Goodyera oblongifolia -- western rattlesnake plantain (11)

Grindelia squarrosa -- curlycup gumweed (7)

Grindelia stricta -- Oregon gumweed (12)

Helenium autumnale -- common sneezeweed (10)

Helianthella uniflora -- false sunflower (8)

Helianthus annuus -- sunflower (6)

Helminthotheca echioides -- bristly ox-tongue (4)

Heracleum maximum -- cow-parsnip (6)

Hesperis matronalis -- dame's rocket (6)

Heuchera micrantha -- small-flowered alumroot (5)

Hieracium albiflorum -- white hawkweed (5)

Hieracium caespitosum -- meadow hawkweed (11)

Hieracium scouleri -- Scouler's woollyweed (6)

Hieracium umbellatum -- narrowleaf hawkweed (10)

Holodiscus discolor -- ocean-spray (12)

Holosteum umbellatum -- jagged chickweed (3)

Honckenya peploides -- seaside sandplant (4)

Horkelia fusca -- pinewoods horkelia (5)

Hydrophyllum capitatum -- ballhead waterleaf (14)

Hydrophyllum tenuipes -- Pacific Waterleaf (8)

Hymenopappus filifolius -- fineleaf hymenopappus (9)

Hypericum perforatum -- common St. John's wort (4)

Hypogymnia inactiva -- inactive tube lichen (8)

Icmadophila ericetorum -- fairy puke (4)

Impatiens capensis -- orange jewelweed (7)

Ipomopsis aggregata -- scarlet gilia (9)

Iris tenax -- tough-leaved iris (6)

Jaumea carnosa -- marsh jaumea (6)

Juniperus communis -- common juniper (5)

Juniperus osteosperma -- Utah juniper (3)

Juniperus scopulorum -- Rocky Mountain juniper (6)

Kopsiopsis hookeri -- small groundcone (14)

Lamium amplexicaule -- henbit deadnettle (4)

Lamium purpureum -- purple deadnettle (4)

Langloisia setosissima -- bristly langloisia (5)

Lapsana communis -- common nipplewort (6)

Larix laricina -- eastern larch (7)

Larrea tridentata -- creosote bush (7)

Lathyrus japonicus -- beach pea (10)

Lathyrus nevadensis -- Sierra pea (5)

Lathyrus polyphyllus -- leafy pea (3)

Lepidium alyssoides -- mesa pepperwort (6)

Lepidium densiflorum -- common pepperweed (2)

Lepidium draba -- whitetop (5)

Lepidium heterophyllum -- Smith's pepperwort (3)

Lepidium perfoliatum -- clasping pepperweed (7)

Leptosiphon bicolor -- true babystars (4)

Letharia vulpina -- wolf lichen (6)

Leucanthemum vulgare -- oxeye daisy (9)

Leucocrinum montanum -- sand lily (8)

Lewisia rediviva -- bitterroot (17)

Ligusticum grayi -- Gray's licorice-root (8)

Lilium columbianum -- Columbian lily (10)

Lilium washingtonianum -- Washington lily (2)

Linaria dalmatica -- dalmatian toadflax (6)

Linaria vulgaris -- common toadflax (5)

Linnaea borealis -- twinflower (4)

Linum lewisii -- Lewis flax (8)

Listera caurina -- northwestern twayblade (4)

Listera cordata -- heart-leaf twayblade (3)

Lithophragma glabrum -- bulbous woodland-star (6)

Lithophragma parviflorum -- small-flowered woodland-star (16)

Lithospermum incisum -- fringed puccoon (6)

Lithospermum ruderale -- western stoneseed (8)

Lomatium canbyi -- Canby's biscuitroot (9)

Lomatium columbianum -- Columbia Gorge desert-parsley (18)

Lomatium grayi -- Gray's lomatium (12)

Lomatium laevigatum -- Slickrock biscuitroot (5)

Lomatium latilobum -- Canyonlands biscuitroot (11)

Lomatium macrocarpum -- bigseed lomatium (2)

Lomatium martindalei -- Coast Range lomatium (5)

Lomatium nudicaule -- barestem biscuitroot (4)

Lomatium triternatum -- nineleaf biscuitroot (5)

Lonicera ciliosa -- orange honeysuckle (2)

Lonicera involucrata -- twinberry honeysuckle (6)

Lonicera periclymenum -- European honeysuckle (7)

Lotus corniculatus -- birdfoot trefoil (6)

Lotus formosissimus -- seaside bird's-foot trefoil (4)

Lotus nevadensis -- Nevada deervetch (5)

Luetkea pectinata -- partridgefoot (7)

Lunaria annua -- annual honesty (4)

Lupinus arbustus -- longspur lupine (6)

Lupinus bicolor -- two-color lupine (6)

Lupinus latifolius -- broadleaf lupine (8)

Lupinus lepidus -- Pacific lupine (3)

Lycopodium clavatum -- running clubmoss (8)

Lysichiton americanus -- skunk cabbage (8)

Lysimachia nummularia -- creeping jenny (2)

Lythrum salicaria -- purple loosestrife (11)

Madia gracilis -- grassy tarweed (4)

Maianthemum dilatatum -- false lily-of-the-valley (9)

Maianthemum racemosum -- plumed solomon's seal (7)

Maianthemum stellatum -- starry Solomon's seal (7)

Malva neglecta -- common mallow (2)

Marah oreganus -- coastal manroot (8)

Mazus pumilus -- Japanese mazus (6)

Medicago sativa -- alfalfa (5)

Melilotus officinalis -- yellow sweet clover (3)

Mentha arvensis -- wild mint (5)

Mentha pulegium -- pennyroyal (4)

Mentzelia albicaulis -- whitestem blazing star (4)

Mertensia longiflora -- longflower bluebells (3)

Mertensia paniculata -- tall bluebell (12)

Mertensia platyphylla -- broadleaf bluebells (7)

Metasequoia glyptostroboides -- dawn redwood (8)

Micranthes ferruginea -- rusty saxifrage (3)

Micranthes integrifolia -- wholeleaf saxifrage (5)

Micranthes occidentalis -- western saxifrage (5)

Micranthes odontoloma -- brook saxifrage (6)

Micranthes rufidula -- rustyhair saxifrage (8)

Micranthes tolmiei -- Tolmie's saxifrage (5)

Microsteris gracilis -- slender phlox (11)

Mimulus alsinoides -- wingstem monkeyflower (6)

Mimulus bigelovii -- Bigelow's monkeyflower (7)

Mimulus cusickii -- Cusick's monkey-flower (2)

Mimulus dentatus -- coastal monkeyflower (6)

Mimulus guttatus -- common monkey-flower (7)

Mimulus lewisii -- purple monkey-flower (7)

Mimulus moschatus -- musk-flower (5)

Mitella caulescens -- leafy mitrewort (3)

Mitella trifida -- three-parted miterwort (9)

Moehringia macrophylla -- largeleaf sandwort (5)

Mohavea breviflora -- golden desert-snapdragon (5)

Moneses uniflora -- one-flowered moneses (9)

Monoptilon bellidiforme -- daisy desertstar (3)

Monoptilon bellioides -- Mojave desertstar (2)

Monotropa hypopitys -- pinesap (3)

Monotropa uniflora -- Indian pipe (12)

Montia linearis -- narrowleaf miner's-lettuce (3)

Montia parvifolia -- littleleaf miner's-lettuce (5)

Morella californica -- Pacific waxmyrtle (3)

Muscari botryoides -- common grape hyacinth (3)

Mycelis muralis -- wall lettuce (7)

Myosotis discolor -- changing forget-me-not (4)

Myosotis laxa -- small forget-me-not (2)

Myosotis scorpioides -- true forget-me-not (3)

Myosotis stricta -- strict forget-me-not (2)

Nama demissa -- purple mat (5)

Narcissus pseudonarcissus -- wild daffodil (16)

Navarretia intertexta -- needleleaf navarretia (6)

Nemophila parviflora -- small-flowered nemophila (2)

Nereocystis luetkeana -- bull kelp (5)

Nicotiana obtusifolia -- desert tobacco (8)

Noccaea fendleri -- alpine pennycress (3)

Nothocalais alpestris -- alpine lake prairie-dandelion (4)

Nothocalais troximoides -- sagebrush false dandelion (11)

Nothochelone nemorosa -- woodland beardtongue (2)

Oemleria cerasiformis -- Indian plum (8)

Oenothera cespitosa -- tufted evening-primrose (6)

Oenothera villosa -- hairy evening-primrose (10)

Olsynium douglasii -- grass widows (11)

Oplopanax horridus -- devil's club (8)

Opuntia basilaris -- beavertail cactus (8)

Oreostemma alpigenum -- tundra aster (10)

Orobanche cooperi -- Cooper's broomrape (5)

Orobanche uniflora -- naked broomrape (11)

Orthilia secunda -- one-sided wintergreen (6)

Orthocarpus imbricatus -- mountain owl's clover (8)

Osmorhiza berteroi -- mountain sweet-cicely (4)

Oxalis oregana -- redwood sorrel (6)

Oxalis pes-caprae -- Bermuda buttercup (6)

Oxytropis campestris -- field locoweed (8)

Parentucellia viscosa -- yellow glandweed (7)

Parmelia sulcata -- hammered shield lichen (1)

Parnassia fimbriata -- fringed grass of Parnassus (8)

Pedicularis bracteosa -- bracted lousewort (4)

Pedicularis contorta -- coiled lousewort (5)

Pedicularis ornithorhyncha -- ducksbill lousewort (5)

Pedicularis racemosa -- sickletop lousewort (5)

Peltigera aphthosa -- common freckle pelt (7)

Peltigera membranacea -- membranous pelt lichen (4)

Penstemon cardwellii -- Cardwell's penstemon (5)

Penstemon davidsonii -- Davidson's penstemon (5)

Penstemon euglaucus -- glaucous beardtongue (10)

Penstemon procerus -- littleflower penstemon (5)

Penstemon richardsonii -- cutleaf beardtongue (2)

Penstemon rupicola -- cliff beardtongue (4)

Penstemon serrulatus -- serrulate penstemon (14)

Peritoma platycarpa -- golden bee plant (18)

Perityle emoryi -- Emory's rockdaisy (1)

Persicaria hydropiperoides -- swamp smartweed (6)

Persicaria lapathifolia -- pale smartweed (5)

Petasites frigidus -- arctic sweet coltsfoot (8)

Phacelia calthifolia -- caltha-leaved phacelia (5)

Phacelia crenulata -- notch-leaved phacelia (4)

Phacelia hastata -- silverleaf phacelia (5)

Phacelia linearis -- thread-leaf phacelia (5)

Phacelia nemoralis -- shade phacelia (5)

Phacelia sericea -- silky phacelia (6)

Philadelphus lewisii -- Lewis's mock orange (8)

Phlox diffusa -- spreading phlox (8)

Phlox longifolia -- longleaf phlox (6)

Phyllodoce empetriformis -- pink mountain-heather (5)

Physaria acutifolia -- double bladderpod (6)

Physocarpus capitatus -- Pacific ninebark (4)

Picea engelmannii -- Engelmann spruce (4)

Picea sitchensis -- Sitka spruce (15)

Pilophorus acicularis -- devil's matchstick (12)

Pinguicula vulgaris -- common butterwort (7)

Pinus contorta -- lodgepole pine (8)

Pinus edulis -- Colorado pinyon (3)

Pinus flexilis -- limber pine (12)

Piperia unalascensis -- slender-spire orchid (5)

Plagiobothrys tenellus -- Pacific popcorn flower (9)

Plantago lanceolata -- English plantain (4)

Plantago major -- common plantain (5)

Plantago maritima -- seaside plantain (7)

Plantago psyllium -- sand plantain (3)

Platanthera dilatata -- white bog orchid (10)

Platanthera stricta -- slender bog orchid (6)

Plectritis congesta -- shortspur seablush (6)

Plectritis macrocera -- longhorn plectritis (4)

Plocamium pacificum -- sea comb (2)

Podaxis pistillaris -- desert shaggy mane (5)

Polemonium californicum -- low Jacob's-ladder (11)

Polemonium carneum -- royal Jacob's-ladder (8)

Polemonium pulcherrimum -- showy Jacob's-ladder (2)

Polystichum munitum -- western swordfern (9)

Polytrichum piliferum -- awned haircap moss (4)

Populus tremuloides -- quaking aspen (4)

Populus trichocarpa -- black cottonwood (5)

Potentilla anserina -- silverweed cinquefoil (10)

Potentilla drummondii -- Drummond's cinquefoil (4)

Potentilla flabellifolia -- fan-leaf cinquefoil (9)

Potentilla villosa -- villous cinquefoil (4)

Prenanthes alata -- western rattlesnake-root (5)

Primula poetica -- poet's shooting star (8)

Primula specuicola -- cave primrose (5)

Prosartes hookeri -- Hooker fairy-bell (6)

Prosartes smithii -- largeflower fairybells (6)

Prunella vulgaris -- common self-heal (6)

Prunus cerasifera -- cherry plum (10)

Prunus virginiana -- chokecherry (3)

Psathyrotes ramosissima -- velvet turtleback (8)

Pseudotsuga menziesii -- Douglas-fir (3)

Psorothamnus fremontii -- Frémont's indigo bush (6)

Pteridium aquilinum -- bracken fern (6)

Purshia tridentata -- bitterbrush (4)

Pyrola asarifolia -- pink pyrola (7)

Pyrrocoma uniflora -- plantain goldenweed (4)

Quercus garryana -- Oregon white oak (6)

Rafinesquia neomexicana -- desert chicory (13)

Rainiera stricta -- rainiera (10)

Ranunculus alismifolius -- plantain-leaf buttercup (5)

Ranunculus cymbalaria -- alkali buttercup (6)

Ranunculus eschscholtzii -- Eschscholtz's buttercup (3)

Ranunculus glaberrimus -- sagebrush buttercup (6)

Ranunculus occidentalis -- western buttercup (9)

Ranunculus repens -- creeping buttercup (3)

Ranunculus testiculatus -- bur buttercup (4)

Ranunculus uncinatus -- woodland buttercup (4)

Raphanus raphanistrum -- wild radish (7)

Rhododendron columbianum -- western Labrador tea (5)

Rhododendron macrophyllum -- Pacific rhododendron (5)

Ribes aureum -- golden currant (6)

Ribes cereum -- wax currant (4)

Ribes sanguineum -- red-flowering currant (2)

Rorippa curvisiliqua -- yellow cress (4)

Rosa gymnocarpa -- wood rose (13)

Rosa multiflora -- multiflora rose (5)

Rubus armeniacus -- Himalayan blackberry (4)

Rubus parviflorus -- thimbleberry (6)

Rubus spectabilis -- salmonberry (5)

Rubus ursinus -- trailing blackberry (5)

Rudbeckia occidentalis -- western coneflower (4)

Rumex acetosella -- sheep sorrel (4)

Rumex venosus -- veiny dock (5)

Salicornia pacifica -- pickleweed (4)

Salix hookeriana -- coastal willow (7)

Salsola tragus -- prickly Russian thistle (4)

Salvia columbariae -- chia (6)

Sambucus racemosa -- red elderberry (8)

Saxifraga mertensiana -- wood saxifrage (8)

Sceptridium multifidum -- leathery grapefern (3)

Scrophularia californica -- California figwort (6)

Sedum divergens -- Pacific stonecrop (8)

Sedum oreganum -- Oregon Stonecrop (2)

Sedum spathulifolium -- broadleaf stonecrop (15)

Senecio hydrophiloides -- tall groundsel (4)

Senecio jacobaea -- tansy ragwort (14)

Senecio triangularis -- arrowleaf groundsel (14)

Sidalcea hirtipes -- bristly-stemmed checkerbloom (7)

Silene dioica -- red campion (3)

Silene douglasii -- Douglas' catchfly (5)

Silene latifolia -- white campion (7)

Silene parryi -- Parry's catchfly (9)

Sisymbrium altissimum -- tall tumblemustard (2)

Sisyrinchium idahoense -- Idaho blue-eyed grass (4)

Solanum dulcamara -- bittersweet nightshade (7)

Solidago gigantea -- late goldenrod (11)

Solidago lepida -- western Canada goldenrod (12)

Solidago multiradiata -- Rocky Mountain goldenrod (8)

Solidago spathulata -- coast goldenrod (10)

Sonchus asper -- spiny sow-thistle (3)

Sorbus sitchensis -- Sitka mountain ash (3)

Sphaeralcea ambigua -- desert globemallow (8)

Sphaeralcea munroana -- orange globe mallow (4)

Spiraea splendens -- rosy spiraea (5)

Spiranthes romanzoffiana -- hooded ladies'-tresses (7)

Stachys cooleyae -- Cooley's hedge-nettle (9)

Stachys mexicana -- Mexican hedge-nettle (10)

Stellaria borealis -- boreal starwort (3)

Stellaria media -- common chickweed (3)

Streptopus amplexifolius -- clasping twisted-stalk (6)

Symphoricarpos albus -- common snowberry (8)

Symphyotrichum ascendens -- longleaf aster (5)

Symphyotrichum eatonii -- Eaton's aster (8)

Symphyotrichum foliaceum -- alpine leafybract aster (7)

Symphyotrichum subspicatum -- Douglas' aster (7)

Tanacetum bipinnatum -- dune tansy (2)

Tanacetum vulgare -- common tansy (6)

Taraxacum officinale -- common dandelion (11)

Teesdalia nudicaulis -- shepherd's cress (7)

Tellima grandiflora -- fragrant fringecup (11)

Tetraneuris ivesiana -- Ives' fournerved daisy (5)

Thalictrum occidentale -- western meadow-rue (7)

Thelypodium laciniatum -- cut-leaf thelypody (5)

Tiarella trifoliata -- foamflower (5)

Tolmiea menziesii -- youth-on-age (10)

Tortula ruralis -- sidewalk moss (10)

Townsendia incana -- silvery townsendia (8)

Toxicodendron diversilobum -- Pacific poison oak (8)

Toxicoscordion paniculatum -- foothill death camas (7)

Toxicoscordion venenosum -- meadow death camas (9)

Tragopogon dubius -- yellow salsify (8)

Tragopogon pratensis -- meadow salsify (5)

Trientalis latifolia -- Western starflower (7)

Trifolium arvense -- hare's foot clover (7)

Trifolium dubium -- lesser hop trefoil (1)

Trifolium macrocephalum -- large-head clover (4)

Trifolium pratense -- red clover (4)

Trifolium productum -- Shasta clover (11)

Trifolium variegatum -- white-tip clover (4)

Trifolium willdenovii -- tomcat clover (2)

Trifolium wormskioldii -- cows clover (5)

Trillium ovatum -- Pacific trillium (6)

Triteleia grandiflora -- large-flower triteleia (3)

Triteleia hyacinthina -- white triteleia (4)

Tsuga heterophylla -- western hemlock (6)

Typha latifolia -- broad-leaf cattail (7)

Ulmus pumila -- Siberian elm (5)

Uropappus lindleyi -- silverpuffs (2)

Urtica dioica -- stinging nettle (2)

Usnea flavocardia -- blood-splattered beard (1)

Vaccinium ovatum -- evergreen huckelberry (6)

Vaccinium parvifolium -- red huckleberry (9)

Valeriana sitchensis -- Sitka valerian (13)

Valerianella locusta -- cornsalad (4)

Vancouveria hexandra -- northern inside-out flower (5)

Veratrum viride -- green false hellebore (10)

Verbascum blattaria -- moth mullein (12)

Verbascum thapsus -- woolly mullein (5)

Veronica anagallis-aquatica -- water speedwell (3)

Veronica cusickii -- Cusick's speedwell (7)

Veronica officinalis -- common gypsyweed (4)

Veronica serpyllifolia -- thyme-leaved speedwell (1)

Veronica wormskjoldii -- alpine speedwell (6)

Vicia hirsuta -- tiny vetch (1)

Vicia nigricans -- black vetch (6)

Vinca major -- greater periwinkle (5)

Vinca minor -- lesser periwinkle (5)

Viola adunca -- hookedspur violet (17)

Viola douglasii -- Douglas' violet (4)

Viola flettii -- Olympic violet (8)

Viola glabella -- pioneer violet (8)

Viola orbiculata -- darkwoods violet (4)

Viola palustris -- marsh violet (7)

Viola praemorsa -- canary violet (5)

Viola sempervirens -- evergreen violet (6)

Viola vallicola -- valley violet (6)

Vitis californica -- California wild grape (2)

Xanthium strumarium -- rough cockleburr (3)

Xanthoria polycarpa -- orange wall lichen (2)

Xerophyllum tenax -- beargrass (8)