Long Beach, Pacific County, WA. List covers plants found on the Long Beach Peninsula. 1982 study by Ralph Widrig. 335 spp.
These lists represent the work of different WNPS members over the years. Their accuracy has not been verified by the Washington Native Plant Society. We offer these lists to individuals as a tool to enhance the enjoyment and study of native plants.
Vascular Plant List Long Beach * - Introduced Scientific Name Common Name Family Name
Abronia latifolia Sand verbena Nyctaginaceae Achillea millifolium Yarrow Asteraceae Adiantum pedatum Maidenhair fern Polypodiaceae Agropyron repens* Quack grass Poaceae Agrostis exarata* Spike bentgrass Poaceae Agrostis pallens Dune bentgrass Poaceae Aira praecox* Early hairgrass Poaceae Alisma plantago-aquatica American waterplantain Alismataceae Alnus rubra Red alder Betulaceae Alopecurus geniculatus Water foxtail Poaceae Ambrosia chamissonis Silver bursage Asteraceae Ammophila arenaria* European beachgrass Poaceae Anaphalis margaritacea Pearly everlasting Asteraceae Angelica hendersonii Seacoast angelica Apiaceae Angelica lucida Sea-watch Apiaceae Anthemis cotula* Dog fennel Asteraceae Anthoxanthum odoratum* Sweet vernalgrass Poaceae Arctostaphylos uva-ursi Bearberry Ericaceae Arenaria paludicola Swamp sandwort Caryophyllaceae Armeria maritima Sea thrift Plumbaginaceae Aruncus sylvester Goatsbeard Rosaceae Aster chilensis Long-leaf aster Asteraceae Aster subspictus Douglas' aster Asteraceae Athyrium filix-femina Lady fern Polypodiaceae Atriplex patula Orache Chenopodiaceae Barbarea orthoceras American wintercress Brassicaceae Bellis perennis* English daisy Asteraceae Bidens cernua Nodding beggar-ticks Asteraceae Bidens tripartita* Three-lobed beggar-ticks Asteraceae Blechnum spicant Deer fern Polypodiaceae Botrychium multifidum Leathery grape-fern Ophioglossaceae Bromus mollis* Soft brome Poaceae Cakile edentula Searocket Brassicaceae
Long Beach, Pacific County, Washington WNPS Plant Lists Page 1 of 9 Cakile maritima European searocket Brassicaceae Calamagrostis inexpansa Northern reedgrass Poaceae Calamagrostis nutkaensis Pacific reegrass Poaceae Calypso bulbosa Fairy slipper Orchidaceae Capsella bursa-pastoris* Shepherd's purse Brassicaceae Cardamine angulata Seaside bittercress Brassicaceae Cardamine breweri Brewer's bittercress Brassicaceae Cardamine oligosperma Little Western bittercress Brassicaceae Long Beach Scientific Name Common Name Family Name
Cardionema ramosissima Sandmat Caryophyllaceae Carex bebbii Bebb's sedge Cyperaceae Carex canescens Silvery sedge Cyperaceae Carex cusickii Cusick's sedge Cyperaceae Carex lyngbyei Lingby's sedge Cyperaceae Carex macrocephala Dune sedge Cyperaceae Carex obnupta Slough sedge Cyperaceae Carex pansa Sand-dune sedge Cyperaceae Carex rostrata Beaked sedge Cyperaceae Carex sitchensis Sitka sedge Cyperaceae Carex vesicaria Inflated sedge Cyperaceae Castilleja litoralis Pacific paintbrush Scrophulariaceae Centaurium umbellatum* Common centaury Gentianaceae Cerastium arvense Field chickweed Caryophyllaceae Chenopodium album* Pigweed Chenopodiaceae Chrysanthemum leucanthemum* Ox-eye daisy Asteraceae Cirsium brevistylum Indian thistle Asteraceae Cirsium vulgare* Bull thistle Asteraceae Conioselinum pacificum Pacific hemlock-parsley Apiaceae Convolvulus arvensis* Field morning-glory Convolvulaceae Convolvulus sepium* Lady's nightcap Convolvulaceae Convolvulus soldanella Beach morning-glory Convolvulaceae Corallorhiza maculata Spotted coral-root Orchidaceae Cornus canadensis Bunchberry Cornaceae Cotula coronopifolia Brass buttons Asteraceae Cupressus macrocarpa* Monterey cypress Cupressaceae Cuscuta salina Saltmarsh dodder Cuscutaceae Cytisus scoparius* Scot's broom Fabaceae Daucus carota* Queen Anne's lace Apiaceae Daucus pusillus American carrot Apiaceae Deschampsia caespitosa Tufted hairgrass Poaceae Dicentra formosa Bleeding heart Fumariaceae Digatalis purpurea* Foxglove Scrophulariaceae Disporum smithii Smith fairy-bell Liliaceae Distichlis spicata Seashore salt grass Poaceae
Long Beach, Pacific County, Washington WNPS Plant Lists Page 2 of 9 Drosera rotundifolia Round-leaf sundew Droseraceae Dulichium arundinaceum Dulichium Cyperaceae Echinochloe crusgalli* Barnyard grass Poaceae Eleocharis macrostachya Common spikerush Cyperaceae Elymus mollis American dunegrass Poaceae Empetrum nigrum Crowberry Empetraceae Epilobium angustifolium Fireweed Onagraceae Epilobium watsonii Watson's willow-herb Onagraceae Long Beach Scientific Name Common Name Family Name
Equisetum arvense Common horsetail Equisetaceae Equisetum fluviatale Swamp horsetail Equisetaceae Equisetum hyemale Scouring rush Equisetaceae Equisetum telmateia Giant horsetail Equisetaceae Eriophorum chamissonis Chamisso's cottonghrass Cyperaceae Festuca rubra Red fescue Poaceae Fragaria chiloensis Coastal strawberry Rosaceae Galium cymosum Pacific bedstraw Rubiaceae Galium trifidum Small bedstraw Rubiaceae Gaultheria shallon Salal Ericaceae Gentiana sceptrum King's gentian Gentianaceae Geranium carolinianum Wild geranium Geraniaceae Geranium molle* Dovefoot geranium Geraniaceae Geum macrophyllum Large-leaved avens Rosaceae Glaux maritima Sea milkwort Primulaceae Glehnia leiocarpa American glehnia Apiaceae Glyceria canadensis* Rattlesnake mannagrass Poaceae Glyceria occidentalis Western masnnagrass Poaceae Gnaphalium chilense Cottonbatting cudweed Asteraceae Gnaphalium purpureum Purple cudweed Asteraceae Gnaphalium uliginosum* Marsh cudweed Asteraceae Goodyera oblongifolia Rattlesnake-plantain Orchidaceae Grindelia integrifolia Coastal gumweed Asteraceae Habenaria dilatata White bog-orchid Orchidaceae Habenaria greenei Green's bog-orchid Orchidaceae Hedera helix* English ivy Araliaceae Heracleum lanatum Cow parsnip Apiaceae Hippuris vulgaris Mare's tail Hippuridacee Holcus lanatus* Common velvet grass Poaceae Holodiscus discolor Ocean spray Rosaceae Honkenya peploides Sea purslane Caryophyllaceae Hordeum brachyantherum Meadow barley Poaceae Hydrocotyle ranunculoides Marsh penny-wort Apiaceae Hydrophyllum tenuipes Pacific waterleaf Hydrophyllaceae Hypericum anagalloides Bog St. John's wort Hypericaceae
Long Beach, Pacific County, Washington WNPS Plant Lists Page 3 of 9 Hypericum formosum Western St.John's-wort Hypericaceae Hypochaeris radicata* Hairy cat's-ear Asteraceae Ilex aquifolium* English holly Aquifoliaceae Iris pseudacorus* Yellow flag Iridaceae Jaumea carnosa Fleshy jaumea Asteraceae Juncus acuminatus Tapered rush Juncaceae Juncus articulatus Jointed rush Juncaceae Juncus balticus Baltic rush Juncaceae Long Beach Scientific Name Common Name Family Name
Juncus bolanderi Bolander's rush Juncaceae Juncus bufonius* Toad rush Juncaceae Juncus effusus Soft rush Juncaceae Juncus ensifolius Daggerleaf rush Juncaceae Juncus falcatus Sickle-leaved rush Juncaceae Juncus gerardii Mud rush Juncaceae Juncus lesueurii Brewer's rush Juncaceae Juncus oxymeris Pointed rush Juncaceae Juncus phaeocephalus Brown-headed rush Juncaceae Juncus richardsonianus Richardson's rush Juncaceae Juncus supiniformis Spreading rush Juncaceae Kalmia occidentalis Western swamp laurel Ericaceae Lactuca pulchella Blue lettuce Asteraceae Lactuca serriola* Prickly lettuce Asteraceae Lathyrus japonicus Maritime peavine Fabaceae Lathyrus latifolius* Everlasting peavine Fabaceae Lathyrus littoralis Beach peavine Fabaceae Lathyrus palustris Marsh peavine Fabaceae Ledum glandulosum Trapper's tea Ericaceae Ledum groendlandicum Labrador tea Ericaceae Lemna minor Water lentil Lemnaceae Leontodon nudicaulis* Hairy hawkbit Asteraceae Lilaeopsis occidentalis Lilaeopsis Apiaceae Linaria dalmatica* Dalmatian toad-flax Scrophulariaceae Linnaea borealis Twinflower Caprifoliaceae Lolium perenne* English ryegrass Poaceae Lonicera ciliosa Orange honeysuckle Caprifoliaceae Lonicera involucrata Twinberry Caprifoliaceae Lotus corniculatus* Birdsfoot trefoil Fabaceae Lotus formosissimus Seaside lotus Fabaceae Ludwigia palustris False loosestrife Onagraceae Lupinus littoralis Seashore lupine Fabaceae Lupinus rivularis Streambank lupine Fabaceae Luzula parviflora Small-flowered woodrush Juncaceae Lycopodium clavatum Running clubmoss Lycopodiaceae
Long Beach, Pacific County, Washington WNPS Plant Lists Page 4 of 9 Lycopodium inundatum Bog clubmoss Lycopodiaceae Lycopus uniflorus Northern bugleweed Lamiaceae Lysichiton americanum Skunk cabbage Araceae Lysimachia terrestris* Bog loosestrife Primulaceae Lysimachia thrysiflora Tufted loosestrife Primulaceae Maianthemum dilatatum False lily-of-the-valley Liliaceae Malva neglecta Dwarf mallow Malvaceae Matricaria matricarioides* Pineapple weed Asteraceae Long Beach Scientific Name Common Name Family Name
Mentha arvensis Field mint Lamiaceae Menyanthes trifoliata Buckbean Menyanthaceae Menziesia ferruginea Fool's huckleberry Ericaceae Mimulus dentatus Toothed-leaf monkey-flower Scrophulariaceae Mimulus gutattus Common monkey-flower Scrophulariaceae Montia perfoliata Miner's lettuce Portulacaceae Montia siberica Candyflower Portulacaceae Myosotis laxa Small-flowered forget-me-not Boraginaceae Myosotis sylvatica Wood forget-me-not Boraginaceae Myrica californica Pacific wax-myrtle Myricaceae Myrica gale Sweet gale Myricaceae Nuphar polysepalum Pond lily Nymphaeaceae Oenanthe sarmentosa Water parsley Apiaceae Oenothera biennis* Common evening-primrose Onagraceae Oplopanax horridum Devil's club Araliaceae Orthocarpus castillejoides Paintbrush owl-clover Scrophulariaceae Osmorhiza chilensis Mountain sweet-cicely Apiaceae Oxalis oregana Oregon wood-sorrel Oxalidaceae Parentucellia viscosa* Yellow parentucellia Scrophulariaceae Petasites frigidus Coltsfoot Asteraceae Phacelia heterophylla Varileaf phacelia Hydrophyllaceae Picea sitchensis Sitka spruce Pinaceae Pinus contorta Lodgepole pine Pinaceae Plantago coronopus Cut-leaf plantain Plantaginaceae Plantago lanceolata* English plantain Plantaginaceae Plantago major* Common plantain Plantaginaceae Plantago maritima Seaside plantain Plantaginaceae Poa annua Annual bluegrass Poaceae Poa macrantha Seashore bluegrass Poaceae Poa pachypholis Seacliff bluegrass Poaceae Poa pratensis* Kentucky bluegrass Poaceae Polygonum aviculare* Doorweed Polygonaceae Polygonum convolvulus* Black bindweed Polygonaceae Polygonum cuspidatum* Japanese knotweed Polygonaceae Polygonum lapathifolium* Willow weed Polygonaceae
Long Beach, Pacific County, Washington WNPS Plant Lists Page 5 of 9 Polygonum paronychia Beach knotweed Polygonaceae Polygonum persicaria* Heartweed Polygonaceae Polygonum sachalinense* Giant knotweed Polygonaceae Polypodium glycyrrhiza Licorice fern Polypodiaceae Polypodium scouleri Leathery polypody Polypodiaceae Polystichum munitum Sword fern Polypodiaceae Populus trichocarpa Black cottonwood Salicaceae Potamogeton amplifolius Large-flowered pondweed Potamogetonaceae Long Beach Scientific Name Common Name Family Name
Potamogeton epihydrus Nuttal pondweed Potamogetonaceae Potamogeton natans Floating-leaf pondweed Potamogetonaceae Potamogeton pectinatus Fennel-leaf pondweed Potamogetonaceae Potamogeton pusillus Small pondweed Potamogetonaceae Potamogeton richardsonii Richardson's pondweed Potamogetonaceae Potentilla pacifica Pacific silverweed Rosaceae Potentilla palustris Marsh cinquefoil Rosaceae Prunella vulgaris Self-heal Lamiaceae Pseudotsuga menziesii Douglas fir Pinaceae Pteridium aquilinum Bracken Polypodiaceae Puccinellia pauciflora Weak alkaligrass Poaceae Pyrola asarifolia Pink wintergreen Ericaceae Pyrus fusca Crabapple Rosaceae Ranunculus aquatilis Water buttercup Ranunculaceae Ranunculus flammula Lesser spearwort Ranunculaceae Ranunculus occidentalis Western buttercup Ranunculaceae Ranunculus repens* Creeping buttercup Ranunculaceae Ranunculus uncinatus Little buttercup Ranunculaceae Rhamnus purshiana Cascara Rhamnaceae Ribes divaricatum Coast black gooseberry Grossulariaceae Ribes laxiflorum Trailing black currant Grossulariaceae Romanzoffia traceyi Tracy's mistmaiden Hydrophyllaceae Rorippa islandica Marsh yellowcress Brassicaceae Rosa nutkana Nootka rose Rosaceae Rotala ramosior Toothcup Lythraceae Rubus discolor* Himalayan blackberry Rosaceae Rubus laciniatus* Evergreen blackberry Rosaceae Rubus parviflorus Thimbleberry Rosaceae Rubus spectabilus Salmonberry Rosaceae Rubus ursinus Wild blackberry Rosaceae Rumex acetocella* Sheep sorrel Polygonaceae Rumex conglomeratus Clustered dock Polygonaceae Rumex crispus* Sour dock Polygonaceae Rumex maritimus Golden dock Polygonaceae Ruppia maritima Ditchgrass Ruppiaceae
Long Beach, Pacific County, Washington WNPS Plant Lists Page 6 of 9 Salicornia virginica Pickleweed Chenopodiaceae Salix hookeriana Hooker's willow Salicaceae Salix lasiandra Pacific willow Salicaceae Sambucus racemosa Red elderberry Caprifoliaceae Sanicula arctopoides Footsteps-of-spring Apiaceae Satureja douglasii Yerba buena Lamiaceae Scirpus acutus Hard-stem bulrush Cyperaceae Scirpus americanus Three-square bulrush Cyperaceae Long Beach Scientific Name Common Name Family Name
Scirpus maritimus Seacoast bulrush Cyperaceae Scirpus microcarpus Small-flowered bulrush Cyperaceae Scirpus subterminalis Water clubrush Cyperaceae Scirpus validus Soft-stem bulrush Cyperaceae Scrophularia californica California figwort Scrophulariaceae Sedum spathulifolium Broadleaved stonecrop Crassulaceae Senecio jacobaea* Tansy ragwort Asteraceae Senecio vulgaris* Common groundsel Asteraceae Sidalcea hendersonii Henderson's checker-mallow Malvaceae Sieglingia decumbens Heathgrass Poaceae Sisyrinchium angustifolium Blue-eyed grass Iridaceae Sisyrinchium californicum Golden-eyed grass Iridaceae Smilacina racemosa False Solomon's seal Liliaceae Smilacina stellata Star-flowered Solomon's seal Liliaceae Solanum dulcamara* Bittersweet nightshade Solanaceae Solidago canadensis Meadow goldenrod Asteraceae Solidago gigantea Late goldenrod Asteraceae Solidago occidentalis Western goldenrod Asteraceae Solidago spathulata Dune goldenrod Asteraceae Sonchus oleraceus* Common sowthistle Asteraceae Sparganium angustifolium Floating bur-reed Sparganiaceae Spartina alterniflora* Smooth cordgrass Poaceae Spergula arvensis* Cornspurry Caryophyllaceae Spergularia canadensis Winged sandspurry Caryophyllaceae Spergularia macrotheca Beach sandspurry Caryophyllaceae Spiraea douglasii Hardhack Rosaceae Spiranthes romanzoffiana Hooded ladies-tresses Orchidaceae Stachys cooleyae Cooley's hedge-nettle Lamiaceae Stachys mexicana Mexican betony Lamiaceae Stellaria crispa Crisped starwort Caryophyllaceae Stellaria humifusa Spreading starwort Caryophyllaceae Stellaria litoralis Beach starwort Caryophyllaceae Stellaria longifolia Long-leaved starwort Caryophyllaceae Stellaria longipes Long-stalked starwort Caryophyllaceae Stellaria media* Common chickweed Caryophyllaceae
Long Beach, Pacific County, Washington WNPS Plant Lists Page 7 of 9 Streptopus amplexifolius Clasping-leaved twisted-stalk Liliaceae Suaeda maritima Herbaceous seablite Chenopodiaceae Symphoricarpos albus Common snowberry Caprifoliaceae Tanacetum douglasii Western tansy Asteraceae Taraxacum officinale* Dandelion Asteraceae Taxus brevifolia Western yew Taxaceae Teesdalia nudicaulis* Teesdalia Brassicaceae Tellima grandiflora Fringecup Saxifragaceae Long Beach Scientific Name Common Name Family Name
Thuja plicata Western red cedar Cupressaceae Tiarella trifoliata Foamflower Saxifragaceae Tolmiea menziesii Youth-on-age Saxifragaceae Trientalis arctica Northern star-flower Primulaceae Trifolium dubium* Least hop clover Fabaceae Trifolium pratense* Red clover Fabaceae Trifolium repens* White clover Fabaceae Trifolium wormskjoldii Springbank clover Fabaceae Triglochin concinnum Graceful arrowgrass Juncaginaceae Triglochin maritimum Seaside arrowgrass Juncaginaceae Triglochin palustris March arrowgrass Juncaginaceae Trillium ovatum White trillium Liliaceae Tsuga heterophylla Western hemlock Pinaceae Typha angustifolia Narrow-leaved cattail Typhaceae Typha latifolia Common cattail Typhaceae Ulex europaeus* Gorse Fabaceae Urtica dioica Stinging nettle Urticaceae Vaccinium alaskense Alaska blueberry Ericaceae Vaccinium macrocarpon* Cranberry Ericaceae Vaccinium ovatum Evergreen huckleberry Ericaceae Vaccinium oxycoccus Wild cranberry Ericaceae Vaccinium parvifolium Red huckleberry Ericaceae Verbascum thapsus* Common mullein Scrophulariaceae Veronica americana American brooklime Scrophulariaceae Veronica scuttelata Marsh speedwell Scrophulariaceae Vicia americana American vetch Fabaceae Vicia gigantea Giant vetch Fabaceae Vicia hirsuta* Tiny vetch Fabaceae Vicia sativa* Common vetch Fabaceae Viola adunca Early blue violet Violaceae Viola glabella Stream violet Violaceae Viola lanceolata* Lance-leaf violet Violaceae Viola palustris Marsh violet Violaceae Viola sempervirens Evergreen violet Violaceae Zizania aquatica Wild rice Poaceae
Long Beach, Pacific County, Washington WNPS Plant Lists Page 8 of 9 Zostera marina Wide-blade eelgrass Zosteraceae Zostera nana* Dwarf eelgrass Zosteraceae
Long Beach, Pacific County, Washington WNPS Plant Lists Page 9 of 9