List of plant species described in the Washington Natural Heritage Program Rare Plant Field Guide at http://www1.dnr.wa.gov/nhp/refdesk/fguide/htm/fgmain.htm. Scientific Name Common Name Abronia umbellata var. breviflora Pink Sand-verbena Agoseris elata Tall Agoseris Agrostis borealis Northern Bentgrass Allium bisceptrum var. bisceptrum Twincrest Onion Allium campanulatum Sierra Onion Allium constrictum Constricted Douglas' Onion Allium dictuon Blue Mountain Onion Ammannia robusta Grand Redstem Anemone nuttalliana Pasqueflower Antennaria corymbosa Meadow Pussy-toes Antennaria parvifolia Nuttall's Pussy-toes Arabis crucisetosa Cross-haired Rockcress Arenaria paludicola Swamp Sandwort Artemisia borealis var. wormskioldii Northern Wormwood Asclepias cryptoceras ssp. davisii Davis' Milkweed Astragalus arrectus Palouse Milk-vetch Astragalus arthurii Arthur's Milk-vetch Astragalus australis var. olympicus Cotton's Milk-vetch Astragalus columbianus Columbia Milk-vetch Astragalus cusickii var. cusickii Cusick's Milk-vetch Astragalus diaphanus Transparent Milk-vetch Astragalus geyeri Geyer's Milk-vetch Astragalus kentrophyta var. douglasii Thistle Milk-vetch Astragalus microcystis Least Bladdery Milk-vetch Astragalus misellus var. pauper Pauper Milk-vetch Astragalus multiflorus Loose-flower Milk-vetch Astragalus pulsiferae var. suksdorfii Ames' Milk-vetch Astragalus riparius Piper's Milk-vetch Astragalus sinuatus Whited's Milk-vetch Baccharis pilularis Coyotebush Bergia texana Texas Bergia Bolandra oregana Bolandra Boschniakia hookeri Vancouver Ground-cone Botrychium ascendens Triangular-lobed Moonwort Botrychium crenulatum Crenulate Moonwort Botrychium hesperium Western Moonwort Botrychium lanceolatum Lance-leaved Grape-fern Botrychium lineare Skinny Moonwort Botrychium lunaria Moonwort Scientific Name Common Name Botrychium paradoxum Two-spiked Moonwort Botrychium pedunculosum Stalked Moonwort Botrychium pinnatum St. John's Moonwort Botrychium simplex Little Grape-fern Brotherella roellii Roell's Brotherella Moss Buxbaumia viridis Buxbaumia Moss Calochortus longebarbatus var. longebarbatus Long-bearded Sego Lily Calochortus macrocarpus var. maculosus Sagebrush Mariposa-lily Calochortus nitidus Broad-fruit Mariposa Calyptridium roseum Rosy Pussypaws Camissonia minor Small-flower Evening-primrose Camissonia pygmaea Dwarf Evening-primrose Camissonia scapoidea Naked-stemmed Evening-primrose Campanula lasiocarpa Alaska Harebell Cardamine penduliflora Willamette Valley Bitter-cress Carex anthoxanthea Yellow-flowered Sedge Carex buxbaumii Buxbaum's Sedge Carex capillaris Hair-like Sedge Carex chordorrhiza Cordroot Sedge Carex circinata Coiled Sedge Carex comosa Bristly Sedge Carex densa Dense Sedge Carex dioica Yellow Bog Sedge Carex duriuscula Narrow-leaved Sedge Carex flava Yellow Sedge Carex foenea Bronze Sedge Carex hystericina Porcupine Sedge Carex macrochaeta Large-awn Sedge Carex magellanica ssp. irrigua Poor Sedge Carex media Intermediate Sedge Carex obtusata Blunt Sedge Carex pallescens Pale Sedge Carex pauciflora Few-flowered Sedge Carex pluriflora Several-flowered Sedge Carex praeceptorum Teacher's Sedge Carex proposita Smoky Mountain Sedge Carex rostrata Beaked Sedge Carex scirpoidea var. scirpoidea Canadian Single-spike Sedge Carex stylosa Long-styled Sedge Carex sychnocephala Many-headed Sedge Carex tenuiflora Sparse-leaved Sedge Carex vallicola Valley Sedge Scientific Name Common Name Cassiope lycopodioides Clubmoss Cassiope Castilleja cryptantha Obscure Indian-paintbrush Castilleja levisecta Golden Paintbrush Centunculus minimus Chaffweed Chaenactis thompsonii Thompson's Chaenactis Cheilanthes feei Fee's Lip-fern Chrysolepis chrysophylla Golden Chinquapin Chrysosplenium tetrandrum Northern Golden-carpet Cicuta bulbifera Bulb-bearing Water-hemlock Cimicifuga elata var. elata Tall Bugbane Cochlearia officinalis Scurvygrass Coeloglossum viride Long-bract Frog Orchid Collinsia sparsiflora var. bruceae Few-flowered Collinsia Collomia macrocalyx Bristle-flowered Collomia Coptis aspleniifolia Spleenwort-leaved Goldthread Coptis trifolia Goldthread Corispermum pallidum Pale Bugseed Corydalis aquae-gelidae Clackamas Corydalis Crassula connata Erect Pygmy-weed Crataegus phippsii Phipps' Hawthorn Crepis bakeri ssp. idahoensis Idaho Hawksbeard Crumia latifolia Wideleaf Crumia Moss Cryptantha gracilis Narrow-stem Cryptantha Cryptantha leucophaea Gray Cryptantha Cryptantha rostellata Beaked Cryptantha Cryptantha scoparia Miner's Candle Cryptantha spiculifera Snake River Cryptantha Cryptogramma stelleri Steller's Rockbrake Cuscuta denticulata Desert Dodder Cusickiella douglasii Douglas' Draba Cyperus bipartitus Shining Flatsedge Cypripedium fasciculatum Clustered Lady's-slipper Cypripedium parviflorum Yellow Lady's-slipper Damasonium californicum Fringed Waterplantain Delphinium leucophaeum Pale Larkspur Delphinium viridescens Wenatchee Larkspur Discelium nudum Discelium Moss Dodecatheon austrofrigidum Frigid Shootingstar Draba aurea Golden Draba Draba cana Lance-leaved Draba Draba lonchocarpa var. vestita Lance-fruited Draba Draba longipes Long-stalked Draba Scientific Name Common Name Dryas drummondii Yellow Mountain-avens Dryopteris carthusiana Toothed Wood Fern Dryopteris cristata Crested Shield-fern Eatonella nivea White Eatonella Eleocharis atropurpurea Purple Spike-rush Eleocharis rostellata Beaked Spike-rush Epipactis gigantea Giant Helleborine Erigeron aliceae Alice's Fleabane Erigeron basalticus Basalt Daisy Erigeron elatus Tall Bitter Fleabane Erigeron howellii Howell's Daisy Erigeron oreganus Gorge Daisy Erigeron peregrinus var. thompsonii Thompson's Wandering Daisy Erigeron piperianus Piper's Daisy Erigeron salishii Salish Fleabane Eriogonum codium Umtanum Desert Buckwheat Eriogonum maculatum Spotted Buckwheat Eriophorum viridicarinatum Green Keeled Cotton-grass Eritrichium nanum var. elongatum Pale Alpine-forget-me-not Eryngium articulatum Jointed Coyote-thistle Eryngium petiolatum Oregon Coyote-thistle Erythronium quinaultense Quinault Fawnlily Erythronium revolutum Pink Fawn-lily Euonymus occidentalis Western Wahoo Eupatorium maculatum var. bruneri Spotted Joe-pye Weed Eurybia merita Arctic Aster Filipendula occidentalis Queen-of-the-forest Fritillaria camschatcensis Black Lily Gaultheria hispidula Creeping Snowberry Gentiana douglasiana Swamp Gentian Gentiana glauca Glaucous Gentian Gentianella tenella Slender Gentian Geranium oreganum Oregon Crane's-bill Geum rivale Water Avens Geum rossii var. depressum Ross' Avens Gilia leptomeria Great Basin Gilia Githopsis specularioides Common Blue-cup Hackelia cinerea Gray Stickseed Hackelia diffusa var. diffusa Diffuse Stickseed Hackelia hispida var. disjuncta Sagebrush Stickseed Hackelia hispida var. hispida Rough Stickseed Hackelia venusta Showy Stickseed Scientific Name Common Name Halimolobos perplexa var. perplexa Puzzling Rockcress Hedysarum occidentale Western Hedysarum Heterotheca oregona Oregon Goldenaster Heuchera grossulariifolia var. tenuifolia Gooseberry-leaved Alumroot Hierochloe odorata Common Northern Sweet Grass Howellia aquatilis Howellia Hydrocotyle ranunculoides Floating Water Pennywort Hypericum majus Canadian St. John's-wort Iliamna longisepala Longsepal Globemallow Isoetes minima Midget Quillwort Isoetes nuttallii Nuttall's Quillwort Iwatsukiella leucotricha Iwatsukiella Moss Juncus hemiendytus var. hemiendytus Dwarf Rush Juncus howellii Howell's Rush Juncus kelloggii Kellogg's Rush Juncus tiehmii Tiehm's Rush Juncus uncialis Inch-high Rush Lasthenia glaberrima Smooth Goldfields Lathyrus holochlorus Thin-leaved Peavine Lathyrus torreyi Torrey's Peavine Lathyrus vestitus ssp. bolanderi Pacific Pea Lepidium oxycarpum Sharpfruited Peppergrass Linanthus bolanderi Baker's Linanthus Linaria canadensis var. texana Texas Toadflax Liparis loeselii Twayblade Lipocarpha aristulata Awned Halfchaff Sedge Listera borealis Northern Twayblade Lobelia dortmanna Water Lobelia Lobelia kalmii Kalm's Lobelia Loeflingia squarrosa var. squarrosa Loeflingia Loiseleuria procumbens Alpine Azalea Lomatium bradshawii Bradshaw's Lomatium Lomatium cusickii Cusick's Desert-parsley Lomatium laevigatum Smooth Desert-parsley Lomatium rollinsii Rollins' Desert-parsley Lomatium sandbergii Sandberg's Desert-parsley Lomatium serpentinum Snake Canyon Desert-parsley Lomatium suksdorfii Suksdorf's Desert-parsley Lomatium tuberosum Hoover's Desert-parsley Lupinus sabinianus Sabin's Lupine Lupinus sericeus var. asotinensis Asotin Silky Lupine Lupinus sulphureus ssp. kincaidii Kincaid's Sulfur Lupine Scientific Name Common Name Luzula arcuata Curved Woodrush Lycopodiella inundata Bog Clubmoss Lycopodium dendroideum Treelike Clubmoss Meconella oregana White Meconella Meesia uliginosa Meesia Moss Microseris bigelovii Coast Microseris Microseris borealis Northern Microseris Mimulus clivicola Bank Monkey-flower Mimulus cusickii Cusick Monkeyflower Mimulus jungermannioides Liverwort Monkey-flower Mimulus patulus Stalk-leaved Monkeyflower Mimulus pulsiferae Pulsifer's Monkey-flower Mimulus suksdorfii Suksdorf's Monkey-flower Minuartia nuttallii ssp. fragilis Nuttall's Sandwort Minuartia pusilla var. pusilla Annual Sandwort Monolepis pusilla Red Poverty-weed Montia diffusa Branching Montia Muhlenbergia glomerata Marsh Muhly Myosurus clavicaulis Mousetail Myriophyllum ussuriense Ussurian Water-milfoil Myurella julacea Myurella Moss Navarretia tagetina Marigold Navarretia Nicotiana attenuata Coyote Tobacco Nymphaea tetragona Pygmy Water-lily Oenothera caespitosa ssp. caespitosa Cespitose Evening-primrose