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Home , Abies amabilis, Achnatherum occidentale, Ageratina occidentalis, Agoseris grandiflora, Agoseris heterophylla, Agrostis exarata

National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Checklist This species list is a work in progress. It represents information currently in the NPSpecies data system and records are continually being added or updated by National Park Service staff. To report an error or make a suggestion, go to https://irma.nps.gov/npspecies/suggest. Scientific Name Common Name Vascular Alismatales/Araceae [ ] Lemna minor duckweed [ ] * Lysichiton americanus skunk cabbage Alismatales/Potamogetonaceae [ ] Potamogeton pusillus var. tenuissimus Berchtold's pondweed Alismatales/Tofieldiaceae [ ] Tofieldia glutinosa Tofieldia [ ] * Tofieldia occidentalis Apiales/Apiaceae [ ] Angelica genuflexa bentleaf or kneeling angelica [ ] Heracleum lanatum Cow Parsnip [ ] Ligusticum grayi Gray's Licoriceroot, Gray's lovage, Lovage [ ] Lomatium martindalei coast range lomatium, few-fruited lomatium, Martindale's lomatium [ ] Lomatium nudicaule barestem lomatium, pestle parsnip [ ] Lomatium triternatum nineleaf biscuitroot [ ] Osmorhiza berteroi Mountain Sweet Cicely [ ] Osmorhiza depauperata blunt- fruited sweet cicely [ ] Osmorhiza purpurea purple sweet cicely, Sweet Cicely [ ] Oxypolis occidentalis Western Oxypolis, western sweet cicely [ ] Sanicula graveolens northern sanicle, Sierra sanicle [ ] Sphenosciadium capitellatum Swamp Whiteheads, swamp white-heads, woolly-head parsnip Apiales/Araliaceae [ ] Oplopanax horridus Devil's Club /Amaryllidaceae [ ] Allium amplectens slim- onion [ ] * Allium geyeri Geyer onion, Geyer's onion [ ] Allium validum swamp onion Asparagales/ [ ] Camassia leichtlinii camas, great camas, large camas [ ] congestum ookow

Species Checklist Page 1 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] Maianthemum stellatum star-flowered Solomon-plume, starry Solomon-plume [ ] Smilacina racemosa [ ] Triteleia hyacinthina white brodiaea Asparagales/Iridaceae [ ] Iris chrysophylla yellow-flowered iris [ ] * Sisyrinchium californicum golden-eyed grass [ ] Sisyrinchium idahoense blue-eyed grass Asparagales/ [ ] Calypso bulbosa fairy slipper, Venus slipper [ ] austiniae phantom orchid [ ] Corallorrhiza maculata spotted coralroot [ ] Corallorrhiza mertensiana Pacific coralroot [ ] Corallorrhiza striata striped coralroot [ ] Goodyera oblongifolia rattlesnake plantain [ ] Listera caurina northwest twayblade [ ] Listera convallarioides broad-leaved twayblade, Merten's or western coralroot [ ] Listera cordata heart-leafed twayblade [ ] Piperia unalascensis dryland habenaria [ ] Platanthera dilatata boreal orchid, scentbottle, white bog orchid [ ] Platanthera leucostachys white bog orchid [ ] Platanthera stricta green bog orchid [ ] Spiranthes romanzoffiana ladies tresses, Ladies-tresses / [ ] Achillea millefolium milfoil, Yarrow [ ] Adenocaulon bicolor pathfinder, Silver Green, silvergreen, trailplant [ ] occidentalis western eupatorium [ ] aurantiaca orange agoseris [ ] Agoseris glauca pale agoseris, pale dandelion, dandelion [ ] Agoseris grandiflora large flowered agoseris [ ] Agoseris heterophylla annual agoseris [ ] Agoseris retrorsa spear-leaf agoseris [ ] Anaphalis margaritacea Everlasting, pearly everlasting [ ] geyeri Geyer's Everlasting, pinewood or Geyer's pussytoes

Species Checklist Page 2 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] Antennaria media alpine pussytoes [ ] Antennaria racemosa Everlasting, racemed pussytoes [ ] Antennaria rosea Rose Colored Everlasting [ ] amplexicaulis clasping or streambank arnica [ ] Arnica chamissonis Chamisso's Arnica [ ] Arnica cordifolia Heart-leaf Arnica, heart-leaved arnica [ ] Arnica discoidea rayless arnica [ ] Arnica longifolia Long-leaf Arnica, seep-spring arnica [ ] Arnica mollis hairy arnica, Sweet-berry Honeysuckle [ ] Arnica parryi nodding arnica, Parry's arnica, Sonne's arnica [ ] Arnica rydbergii Rydberg's arnica, subalpine arnica [ ] Arnica viscosa Gummy Arnica, Shasta arnica [ ] Arnica X diversifolia sticky arnica [ ] * Artemisia ludoviciana ssp. ludoviciana silver wormwood, western mugwort [ ] Artemisia tridentata ssp. vaseyana big sage, mountain sagebrush [ ] Artemisia vulgaris ssp. ludoviciana [ ] Aster ascendens long-lived aster [ ] * Aster eatonii Eaton's aster [ ] Aster foliaceus var. parryi leaf- bracted or leafy aster [ ] Aster fremonti [ ] Aster ledophyllus Aster, Cascade aster [ ] Aster modestus Aster [ ] Aster occidentalis western aster, Western mountain aster [ ] Aster shastensis var. eradiatus Shasta Aster [ ] Aster shastensis var. glossophyllus Shasta Aster [ ] Bidens cernua bur-marigold, nodding beggar's ticks [ ] * Canadanthus modestus few-flowered aster, great northern aster [ ] * Centaurea biebersteinii spotted knapweed [ ] Chaenactis douglasii Douglas dustymaiden, Douglas' dustymaiden, Douglas' pincushion, dusty maiden, dusty-maiden [ ] Chrysothamnus nauseosus ssp. Gray Rabbit Brush speciosus [ ] Chrysothamnus nauseosus var. albicaulis [ ] Cichorium intybus blue-sailors, chicory, wild succory

Species Checklist Page 3 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] Cirsium arvense Canada thistle [ ] Cirsium vulgare bull thistle [ ] Ericameria bloomeri Bloomer's rabbitbrush, goldenweed [ ] acris ssp. acris var. debilis bitter fleabane [ ] Erigeron acris var. debilis [ ] Erigeron aliceae Alice fleabane, Eastwood's daisy, Fleabane [ ] * Erigeron cascadensis Cascade fleabane [ ] Erigeron compositus cut-leaved daisy, dwarf mountain fleabane [ ] * Erigeron coulteri Coulter's daisy or fleabane [ ] Erigeron elegantulus blue dwarf fleabane, volcanic daisy [ ] Erigeron foliosus var. confinis leafy fleabane [ ] Erigeron linearis desert yellow daisy, line-leaved fleabane, Narrow-leaved Fleabane [ ] Erigeron peregrinus ssp. callianthemus subalpine or wandering daisy [ ] Erigeron philadelphicus Fleabane, Philadelphia fleabane or daisy [ ] Eriophyllum lanatum common woolly sunflower, woody eriophyllum, woolly eriophyllum, wooly daisy [ ] Eupatorium occidentale Western Boneset, Western Thoroughwort [ ] Gnaphalium canescens ssp. thermale [ ] Gnaphalium microcephalum White Everlasting, Cubweed [ ] Gnaphalium palustre lowland cudweed [ ] Gnaphalium uliginosum marsh cudweed [ ] Haplopappus bloomeri Bloomer's Rabbit Brush [ ] Helenium bigelovii Bigelow's sneezeweed [ ] Hieracium albiflorum Hawkweed, White Flowered Hawkweed, white-flowered hawkweed [ ] Hieracium bolanderi Bolander's Hawkweed [ ] Hieracium cynoglossoides Dog-leaf Hawkweed, hounds-tongue hawkweed [ ] Hieracium gracile alpine hawkweed, Slender Hawkweed, Yellow Hawk Weed [ ] Hieracium greenei Greene's hawkweed, Green's Hawkweed [ ] Hieracium horridum Hawkweed, shaggy hawkweed [ ] Hieracium scouleri houndstongue hawkweed, Scouler's woollyweed, woolyweed [ ] Hulsea nana Dwarf Hulsea [ ] * Hypochaeris radicata gosmore, hairy cats-ear, spotted cats-ear [ ] Lactuca serriola Prickly Lettuce

Species Checklist Page 4 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] * Leucanthemum vulgare daisy [ ] Madia bolanderi Bolander's Tarweed [ ] Madia gracilis slender or common tarweed [ ] Madia minima small-head tarweed [ ] Nothocalais alpestris alpine lake agoseris, false agoseris [ ] * Pseudognaphalium canescens ssp. slender or white cudweed microcephalum [ ] * Pseudognaphalium canescens ssp. cudweed, everlasting thermale [ ] argentea Silver , silverflower [ ] Rudbeckia occidentalis western coneflower [ ] Senecio canus woolly groundsel [ ] Senecio howellii [ ] Senecio integerrimus western groundsel [ ] Senecio pseudaureus falsegold groundsel [ ] Senecio sylvaticus groundsel [ ] Senecio triangularis Arrowleaf Groundsel, Triangular-leaved Groundsel [ ] Solidago canadensis var. salebrosa Canada goldenrod [ ] Solidago elongata Golden Rod, Goldenrod [ ] Stephanomeria lactucina large-flowered wirelettuce, Wine Lettuce [ ] Taraxacum officinale Common Dandelion [ ] Taraxacum officinale ssp. vulgare common dandelion [ ] Taraxacum palustre var. vulgare Common Dandelion [ ] Tragopogon dubius Goat's Beard, yellow salsify Asterales/ [ ] Asyneuma prenanthoides bluebell, California harebell [ ] scouleri Scouler's harebell or bluebell [ ] Heterocodon rariflorum heterocodon Asterales/Menyanthaceae [ ] Menyanthes trifoliata bog buckbean, Buckbean / [ ] affinis Slender Cryptantha [ ] * Cryptantha sheldonii Sheldon's Nievitas [ ] Cryptantha simulans cryptantha

Species Checklist Page 5 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] Cryptantha sobolifera Wallowa oreocarya [ ] * Cryptantha subretusa [ ] Cryptantha torreyana Torrey's cryptantha [ ] Cynoglossum occidentale western hound's-tongue [ ] Hackelia californica California stickseed, White Stickseed [ ] * Hackelia jessicae Blue Stickseed [ ] Hackelia micrantha blue stickseed, Stickseed [ ] Hackelia velutina stickseed [ ] Mertensia paniculata var. borealis tall bluebells [ ] Mertensia platyphylla var. subcordata lungwort [ ] Plagiobothrys hispidus bristly popcorn flower, Popcorn Flower Boraginales/Hydrophyllaceae [ ] Hydrophyllum fendleri var. albifrons Fendler's waterleaf [ ] Nemophila parviflora var. parviflora small-flowered nemophila [ ] * Phacelia frigida ssp. frigida cold phacelia [ ] * Phacelia hastata var. compacta compact phacelia, timberline phacelia [ ] Phacelia hastata var. hastata mountan phacelia [ ] Phacelia mutabilis variable phacelia Brassicales/Brassicaceae [ ] Arabis glabra Tower Mustard [ ] Arabis holboellii var. retrofracta Holboell's rockcress [ ] Arabis holboellii var. secunda [ ] Arabis lemmonii var. lemmonii Lemmon's rockcress [ ] Arabis lyallii var. lyallii Lyall's rockcress [ ] Arabis platysperma Flat-pod Rock Cress [ ] Arabis rectissima var. rectissima bristly- leaved rockcress [ ] Arabis suffrutescens woody rockcress [ ] * Barbarea americana [ ] Barbarea orthoceras American wintercress [ ] * Barbarea vulgaris bitter or common wintercress, Bittercress, yellow rocket [ ] * Brassica campestris Field Mustard [ ] Brassica rapa var. rapa field or common mustard [ ] Capsella bursa-pastoris sheperd's purse

Species Checklist Page 6 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] Cardamine bellidifolia alpine bittercress [ ] Cardamine pensylvanica bittercress, Pennsylvania Bitter Cress, Pennsylvania Bittercress [ ] Descurainia incana ssp. incana mountain tansy mustard [ ] * Descurainia richardsonii Tansy-mustard [ ] Draba lonchocarpa var. lonchocarpa lancefruit draba, spear-fruited draba [ ] Phoenicaulis cheiranthoides daggerpod [ ] Rorippa curvisiliqua Watercress, Western Yellow Cress, western yellowcress /Amaranthaceae [ ] Chenopodium album Common White Pigweed, lamb's quarter, white goosefoot Caryophyllales/ [ ] * aculeata prickly sandwort, spiny sandwort [ ] Arenaria pumicola Crater Lake Sandwort, Desert Sandwort, Pumice Sandwort [ ] Moehringia macrophylla large-leaved sandwort [ ] * Sagina occidentalis Western Pearlwort [ ] * Sagina procumbens birdeye pearlwort, birdseye pearlwort, procumbent pearlwort [ ] Sagina saginoides alpine or arctic pearlwort [ ] * Silene bernardina Palmer's campion, Palmer's catchfly [ ] Silene campanulata Bell-shape Catchfly, Bell-shaped Catchfly, campion [ ] Silene menziesii Menzie's Catchfly [ ] * Silene [ ] Silene uralensis ssp. montana Henderson's catchfly [ ] Spergula arvensis corn spurry [ ] Spergularia rubra Red Sand Spurry SPN, sand spurry [ ] * Stellaria borealis ssp. sitchana chickweed, northern stitchwort [ ] Stellaria calycantha northern starwort [ ] Stellaria crispa crisped starwort [ ] Stellaria longifolia Long-leaved starwort [ ] Stellaria longipes longstalk starwort [ ] * Stellaria umbellata Umbellate Chickweed Caryophyllales/Droseraceae [ ] Drosera anglica English sundew, Great Sundew, long-leaved sundew [ ] Drosera rotundifolia Great Sundew, Round-leaved Sundew, Sundew

Species Checklist Page 7 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name Caryophyllales/Montiaceae [ ] * Cistanthe umbellata pussypaws [ ] Claytonia sibirica var. sibirica candyflower, Siberian montia, western springbeauty Caryophyllales/Polygonaceae [ ] Polygonum lapathifolium willow weed [ ] Polygonum polygaloides ssp. kelloggii Kellogg's knotweed Celastrales/Celastraceae [ ] Paxistima myrsinites mountain box, boxwood Cornales/Cornaceae [ ] Cornus canadensis bunchberry, Canada Dogwood, Dwarf Dogwood [ ] Cornus nuttallii Nutall's Dogwood, Nuttall's dogwood [ ] Cornus sericea ssp. sericea American dogwood, red osier [ ] * Cornus stolonifera Dogwood Cornales/Hydrangeaceae [ ] Philadelphus lewisii mock-orange Cornales/Loasaceae [ ] Mentzelia albicaulis small-flowered mentzelia, white-stemmed mentzelia Dipsacales/Adoxaceae [ ] * Sambucus cerulea Blue Elderberry [ ] Sambucus nigra ssp. canadensis blue elderberry [ ] Sambucus racemosa European red elder, red elderberry, scarlet elderberry Dipsacales/Caprifoliaceae [ ] Lonicera caerulea bluefly honeysuckle, sweet-berry honeysuckle [ ] Lonicera conjugialis double huckleberry, purple-flowered huckleberry [ ] Lonicera involucrata Black Twinberry [ ] twinberry, whiteflowered twinberry [ ] * Symphoricarpos albus Snowberry [ ] Symphoricarpos mollis creeping snowberry Dipsacales/Linnaeaceae [ ] Linnaea borealis Twinflower [ ] Linnaea borealis var. longiflora longtube twinflower Equisetales/Equisetaceae [ ] Equisetum arvense Common Horsetail, field horsetail

Species Checklist Page 8 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] Equisetum hyemale var. affine scouring rush /Ericaceae [ ] Allotropa virgata barberpole, Barber-pole, candystick, Suagr Stick, sugarstick [ ] Arbutus menziesii madrone, Pacific Madrone [ ] Arctostaphylos nevadensis pinemat manzanita, Pine-mat Manzanita [ ] Arctostaphylos patula Green Manzanita, green-leaf manzanita [ ] Arctostaphylos uva-ursi bearberry, Kinnikinnick [ ] Gaultheria humifusa alpine wintergreen, matted wintergreen, western wintergreen [ ] Gaultheria ovatifolia slender or Oregon wintergreen [ ] * Hemitomes congestum gnome [ ] Kalmia microphylla Small-leaved Laurel, small-leaved or alpine laurel [ ] * Kalmia polifolia var. microphylla Mountain Laurel [ ] Monotropa hypopithys pinesap [ ] Monotropa uniflora Indian pipes [ ] Phyllodoce empetriformis red or pink mountain heather [ ] Phyllodoce glanduliflora cream mountain heather, yellow mountain heather [ ] Pleuricospora fimbriolata fringed pinesap, Sierra sap [ ] Pterospora andromedea Pine Drops, pinedrops [ ] Pyrola picta White-veined Pyrola [ ] Vaccinium cespitosum dwarf bilberry, mat huckleberry [ ] Vaccinium membranaceum Big Huckleberry, thin-leaved or big huckleberry [ ] * Vaccinium occidentale Swamp Huckleberry, Western Bog Blueberry [ ] Vaccinium ovalifolium early or oval-leaved blueberry [ ] Vaccinium scoparium Broom Huckleberry, Grouseberry, Small-leaved Huckleberry, whortleberry [ ] Vaccinium uliginosum bog bilberry, western huckleberry Ericales/ [ ] grandiflora large-flowered collomia [ ] varied-leaf collomia [ ] narrow-leaved collomia [ ] Collomia mazama Mazama Collomia, Mt. Mazama collomia [ ] Yellow Staining Collomia, Yellow-staining Collomia [ ] * Gilia capillaris smooth-leaved gilia [ ] Gilia leptalea ssp. leptalea bristle gilia

Species Checklist Page 9 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] Ipomopsis aggregata ssp. formosissima scarlet gilia, skyrocket [ ] Ipomopsis congesta ssp. montana ballhead gilia, many-flowered gilia [ ] Leptodactylon pungens Rock Gilia, Desert Gilia, prickly or desert phlox [ ] Linanthus harknessii Harkness? linanthus [ ] Navarretia divaricata mountain navarretia [ ] Phlox diffusa Spreading Phlox [ ] Phlox gracilis ssp. humilis pink microsteris [ ] Polemonium californicum California Jacob's-ladder [ ] Polemonium occidentale Jacob's Ladder, Tall Jacob's Ladder, tall Jacob's-ladder [ ] Polemonium pulcherrimum pretty Jacob's-ladder, skunkleaf polemonium Fabales/Fabaceae [ ] * Hosackia americana [ ] * Hosackia crassifolia big deervetch [ ] * Hosackia torreyi Torrey's Bird-foot Trefoil [ ] Lathyrus nevadensis ssp. nevadensis scotch broom, Sierran peavine [ ] * Lathyrus nuttallii [ ] * Lotus crassifolius big deervetch [ ] Lotus oblongifolius var. oblongifolius streambank bird's-foot trefoil, streambank trefoil [ ] Lotus unifoliolatus var. unifoliolatus Spanish-clover [ ] Lupinus andersonii Anderson's lupine [ ] * Lupinus andersonii var. christinae Anderson's Lupine [ ] Lupinus latifolius ssp. latifolius broad-leaved or Klamath lupine [ ] * Lupinus latifolius var. ligulatus Klamath Lupine [ ] * Lupinus lepidus prairie lupine [ ] * Lupinus lyallii Lyall Lupine [ ] * Lupinus polyphyllus Swamp Lupine [ ] Melilotus alba white sweet clover [ ] Melilotus officinalis sweet clover [ ] Trifolium hybridum alsike clover [ ] Trifolium longipes Brook Clover [ ] Trifolium productum King's clover [ ] Trifolium repens White Clover, white or Dutch clover [ ] Vicia americana American vetch

Species Checklist Page 10 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name /Betulaceae [ ] Alnus incana Thin-leaf Alder [ ] Alnus viridis ssp. sinuata green-or thin-leaved alder, Sitka alder [ ] * Corylus cornuta var. californica hazelnut Fagales/ [ ] Castanopsis chrysophylla Chinquapin [ ] Castanopsis sempervirens Bush Chinquapin, Sierra Chinquapin [ ] chrysophylla giant chinquapin [ ] Chrysolepis chrysophylla var. golden or giant chinquapin chrysophylla [ ] Chrysolepis sempervirens bush or Sierra chinquapin [ ] Quercus garryana var. breweri Brewer's Oak, Brewer's or Oregon oak, Scrub White Oak Garryales/Garryaceae [ ] Garrya fremontii Bear Brush, Fremont's silk-tassel Gentianales/Apocynaceae [ ] Apocynum androsaemifolium Dogbane, Dogbane Mountain Hemp, flytrap or bitter dogbane Gentianales/Gentianaceae [ ] Gentianopsis simplex one-flowered gentian Geraniales/Geraniaceae [ ] Erodium cicutarium filaree clocks alfilaria, Red-stem Filaree, storksbill Isoetales/Isoetaceae [ ] Isoetes tenella spiny-spored quillwort Lamiales/Lamiaceae [ ] Lamium amplexicaule common dead-nettle or henbit, Henbit [ ] * Micromeria chamissonis [ ] Monardella odoratissima Mt. Pennyroyal [ ] Prunella vulgaris ssp. lanceolata selfheal [ ] * Satureja douglasii yerba buena [ ] Scutellaria angustifolia narrow-leaved skullcap, Skullcap [ ] * Stachys ajugoides var. rigida [ ] * Stachys ciliata [ ] Stachys cooleyae swamp or marsh betony [ ] Stachys palustris ssp. pilosa hedge nettle, rigid betony [ ] * Stachys rigida Hedge Nettle, Rigid betony

Species Checklist Page 11 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name Lamiales/Lentibulariaceae [ ] Utricularia intermedia flat-leaved bladderwort, mountain bladderwort [ ] Utricularia macrorhiza common or greater bladderwort [ ] Utricularia minor Lesser bladderwort [ ] * Utricularia vulgaris Common Bladderwort Lamiales/Orobanchaceae [ ] Castilleja applegatei ssp. pinetorum wavy-leaved paintbrush [ ] Orobanche fasciculata clustered broomrape [ ] Orobanche pinorum pine broomrape [ ] Orobanche uniflora naked broomrape, One-flowered Broom-rape Lamiales/Plantaginaceae [ ] Hippuris vulgaris Common Mare's Tail, Marestail [ ] Penstemon rydbergii var. oreocharis Rydberg's penstemon [ ] Plantago lanceolata English plantain [ ] Plantago major common plantain / [ ] * elegans cat's ear [ ] Disporum hookeri var. oreganum fairy bells [ ] Erythronium grandiflorum Glacier Lily, yellow lamb's tongue [ ] Erythronium klamathense Klamath fawn lily, Klamath's lamb's tongue [ ] Fritillaria atropurpurea purple fritillary [ ] Lilium pardalinum leopard lily [ ] Lilium pardalinum ssp. pardalinum tiger or leopard lily [ ] Lilium washingtonianum lily [ ] Streptopus amplexifolius var. clasping-leaved twisted-stalk, cucumber root amplexifolius [ ] * Streptopus curvipes [ ] Streptopus lanceolatus var. curvipes rosy twisted-stalk [ ] Streptopus roseus Rosy twisted-stalk Liliales/Melanthiaceae [ ] Trillium ovatum Pacific trillium [ ] Veratrum viride corn lily, false hellebore, Indian poke [ ] Xerophyllum tenax beargrass, Indian basketgrass

Species Checklist Page 12 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name Malpighiales/Euphorbiaceae [ ] Chamaesyce nutans prostrate spurge [ ] * Chamaesyce serpyllifolia ssp. serpyllifolia thyme-lvd spurge Malpighiales/Hypericaceae [ ] Hypericum anagalloides Bog St. John's Wort, Bog St. John's-Wort, tinker's penny, Tinlcer's Penny [ ] Hypericum perforatum common St. John's wort, Klamath weed [ ] Hypericum scouleri ssp. scouleri Scouler's St. John? wort Malpighiales/Linaceae [ ] * Linum lewisii var. lewisii wild blue flax Malpighiales/Salicaceae [ ] Salix sitchensis Sitka Willow Malvales/Malvaceae [ ] Sidalcea oregana ssp. spicata Oregon checker-mallow [ ] Sidalcea spicata / [ ] Circaea alpina ssp. pacifica dwarf enchanter's nightshade [ ] Circaea pacifica Enchanter's Nightshade [ ] rhomboidea common clarkia [ ] * adenocaulon [ ] Epilobium alpinum [ ] Epilobium anagallidifolium alpine willow-herb [ ] Epilobium angustifolium Fireweed [ ] Epilobium brachycarpum autumn willow-herb, tall annual willow-herb [ ] * Epilobium brevistylum [ ] Epilobium ciliatum ssp. ciliatum common willow-herb, Watson's willow-herb [ ] Epilobium ciliatum ssp. glandulosum common willow-herb [ ] Epilobium clavatum alpine willow-herb [ ] Epilobium glaberrimum glaucus willowherb, smooth willowweed [ ] Epilobium hornemannii Hornemann's Willow Herb, Hornemann's Willow-herb [ ] Epilobium lactiflorum alpine willow-herb [ ] Epilobium minutum small-flowered willow-herb, vernal willow-herb [ ] Epilobium oregonense alpine willow-herb [ ] Epilobium palustre Swamp Willow-herb

Species Checklist Page 13 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] * Epilobium pringleanum [ ] Gayophytum diffusum bigflower groundsmoke, spreading groundsmoke [ ] Gayophytum heterozygum hybrid groundsmoke [ ] Gayophytum humile dwarf groundsmoke Nymphaeales/Nymphaeaceae [ ] Nuphar lutea ssp. polysepala Indian or yellow pond lily, spaterdock wokas [ ] Nuphar polysepala Indian pond lily, Yellow Pond-lily Ophioglossales/Ophioglossaceae [ ] Botrychium multifidum Leathery grapefern [ ] Botrychium pumicola pumice grapefern /Cupressaceae [ ] Calocedrus decurrens incense-cedar [ ] Juniperus communis var. montana common [ ] Thuja plicata western red cedar, western redcedar Pinales/ [ ] Abies amabilis Amabilis , Pacific silver fir [ ] White Fir [ ] Grand Fir [ ] Alpine Fir, Subalpine Fir [ ] Abies X shastensis Shasta red fir [ ] Picea engelmannii Engelmann Spruce, Engelmann's Spruce [ ] Pinus albicaulis whitebark pine, White-bark Pine [ ] var. murrayana Lodgepole Pine, Sierra lodgepole pine [ ] Pinus lambertiana Suagr Pine, sugar pine [ ] Pinus monticola Western White Pine [ ] Pinus ponderosa Ponderosa Pine, Western Yellow Pine, Yellow-ponderosa Pine [ ] Pseudotsuga menziesii var. menziesii Douglas-fir [ ] western hemlock [ ] Mountain Hemlock Piperales/Aristolochiaceae [ ] Asarum caudatum Wild Ginger / [ ] abrupta abrupt-beaked sedge

Species Checklist Page 14 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] Carex angustata well-fruited sedge [ ] Carex aquatilis water sedge [ ] * Carex aquatilis var. aquatilis water sedge [ ] Carex aquatilis var. dives Sitka sedge [ ] Carex athrostachya slender-beaked sedge [ ] Carex brainerdii Brainerd's sedge [ ] Carex breweri Brewer's sedge [ ] Carex canescens silvery sedge [ ] Carex crawfordii Crawford's sedge [ ] Carex cusickii Cusick's Sedge [ ] Carex deweyana Dewey sedge, Dewey's sedge, round- short-scale sedge [ ] Carex disperma Soft Leaved sedge, soft-leaved sedge [ ] Carex echinata ssp. echinata western stellate sedge [ ] * Carex exsiccata inflated sedge [ ] Carex fracta fragile-sheathed sedge [ ] Carex halliana Hall's sedge, Oregon sedge [ ] * Carex heteroneura var. epapillosa blackened sedge [ ] Carex hoodii Hood's sedge [ ] Carex illota small-headed sedge [ ] Carex inops ssp. inops long-stoloned sedge [ ] Carex jonesii Jones' sedge, Jones? sedge [ ] Carex laeviculmis smooth-stemmed sedge [ ] Carex lenticularis lakeshore sedge, shore sedge, tufted sedge [ ] Carex leporinella Sierra hare sedge [ ] * Carex leptopoda shorter-scaled sedge [ ] Carex limosa Mud Sedge, shore sedge [ ] Carex luzulina rush sedge [ ] Carex macloviana ssp. subfusca rusty sedge [ ] Carex mertensii Merten's sedge [ ] Carex microptera small-winged sedge [ ] Carex multicostata many-ribbed sedge, thick-fruited sedge [ ] Carex neurophora alpine nerved sedge [ ] Carex nigricans blackish sedge

Species Checklist Page 15 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] Carex pachystachya thick-headed sedge [ ] Carex phaeocephala mountain hare sedge [ ] Carex preslii Presl sedge [ ] Carex rossii Ross? sedge [ ] * Carex rostrata Beaked sedge [ ] Carex scopulorum var. bracteosa Sierra alpine sedge [ ] * Carex simulata Short-beaked sedge [ ] * Carex sitchensis Sitka Sedge [ ] Carex spectabilis showy sedge [ ] Carex straminiformis Mt. Shasta sedge [ ] Carex subfusca brown sedge [ ] Carex utriculata beaked sedge [ ] Carex whitneyi Whitney's sedge [ ] * macrostachya pale spikerush [ ] Eleocharis quinqueflora few-flowered spikerush [ ] Eriophorum gracile bog-cotton, slender cottongrass, Slender Cotton-grass [ ] Scirpus congdonii Congdon's Bulrush [ ] Scirpus microcarpus red-tinged bulrush, small-fruited bulrush Poales/Juncaceae [ ] Juncus drummondii Drummond's rush [ ] Juncus effusus soft rush [ ] Juncus ensifolius Dagger-leaf Rush [ ] Juncus howellii Howell's rush [ ] Juncus mertensianus Merten's rush [ ] Juncus mexicanus Baltic rush [ ] Juncus orthophyllus Straight-leaved Rush [ ] Juncus parryi Parry's rush [ ] campestris Field Woodrush [ ] Pacific woodrush [ ] forked woodrush [ ] Luzula glabrata var. hitchcockii smooth woodrush [ ] Luzula hitchcockii Hitchcock's smooth woodrush [ ] Luzula parviflora small-flowered woodrush

Species Checklist Page 16 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name Poales/ [ ] * lemmonii var. lemmonii Lemmon's needlegrass [ ] Achnatherum occidentale ssp. California needlegrass californicum [ ] Achnatherum occidentale ssp. western needle grass, western needlegrass occidentale [ ] Achnatherum occidentale ssp. Elmer's stipa pubescens [ ] capillaris colonial bent, colonial bentgrass [ ] Agrostis exarata spike bentgrass [ ] Agrostis gigantea black bent, redtop, water bentgrass [ ] Agrostis humilis mountain bentgrass [ ] Agrostis hyemalis winter bentgrass [ ] Agrostis idahoensis bentgrass [ ] Agrostis rossiae variable bentgrass [ ] Agrostis scabra ticklegrass [ ] Agrostis thurberiana Thurber Bentgrass, Thurber's bentgrass [ ] Alopecurus aequalis short foxtail, shortawn foxtail, short-awn meadow-foxtail [ ] Alopecurus pratensis meadow foxtail [ ] Bromus carinatus California brome [ ] * Bromus ciliatus fringed brome [ ] Bromus inermis ssp. inermis smooth brome [ ] Bromus orcuttianus Orcutt's brome [ ] Bromus suksdorfii Suksdorf's brome [ ] Bromus tectorum cheatgrass [ ] Bromus vulgaris common brome [ ] canadensis bluejoint [ ] Calamagrostis rubescens pine grass [ ] Cinna latifolia reedgrass [ ] Dactylis glomerata orchard grass [ ] Danthonia intermedia mountain wild oatgrass [ ] Danthonia unispicata few-flowered wild oatgrass [ ] atropurpurea Mountain Hairgrass [ ] Deschampsia cespitosa ssp. cespitosa tufted hairgrass [ ] * Deschampsia danthonioides annual hairgrass

Species Checklist Page 17 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] Deschampsia elongata slender hairgrass [ ] Elymus elymoides squirreltail [ ] Elymus glaucus blue wild rye, blue wildrye [ ] Elymus trachycaulus slender wheatgrass, slender wild rye [ ] arundinacea Alta fescue, coarse fescue, reed fescue, tall fescue [ ] Festuca idahoensis Idaho fescue [ ] Festuca occidentalis western fescue [ ] Festuca ovina sheep fescue [ ] Festuca rubra ravine fescue, red fescue [ ] Festuca trachyphylla hard fescue [ ] * Festuca viridula mountain bunchgrass [ ] Glyceria borealis Northern Mannagrass [ ] Glyceria elata Tall mannagrass, tall or fowl mannagrass [ ] Holcus lanatus velvetgrass [ ] Hordeum brachyantherum meadow barley [ ] Lolium perenne English or perennial rye-grass [ ] Melica aristata awned or bearded melic [ ] * Melica harfordii Harford's melic [ ] Melica subulata onion grass [ ] Muhlenbergia andina foxtail or hairy muhly [ ] Muhlenbergia filiformis Pullup muhly, slender muhly [ ] Phleum alpinum alpine Timothy [ ] Phleum pratense Timothy (cultivated) [ ] Pleuropogon refractus nodding semaphore [ ] Poa bolanderi Bolander's bluegrass [ ] Poa bulbosa bulbous bluegrass [ ] Poa fendleriana ssp. fendleriana Cusick's bluegrass [ ] Poa leptocoma bog bluegrass [ ] Poa pratensis Kentucky bluegrass [ ] Poa secunda big bluegrass, Sandberg bluegrass, Sandberg's bluegrass [ ] Poa wheeleri pinegrass [ ] * Puccinellia pauciflora var. microtheca Weak Alkaligrass [ ] Torreyochloa erecta few-flowered mannagrass

Species Checklist Page 18 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name [ ] Torreyochloa pallida var. pauciflora weak alkaligrass or mannagrass [ ] Trisetum canescens tall trisetum [ ] Trisetum cernuum nodding trisetum [ ] Trisetum spicatum spike trisetum [ ] * Trisetum wolfii wolf trisetum, Wolf's trisetum Polypodiales/Dennstaedtiaceae [ ] Pteridium aquilinum var. pubescens western bracken fern Polypodiales/Dryopteridaceae [ ] Polystichum imbricans ssp. imbricans imbricate sword fern [ ] Polystichum lonchitis holly fern [ ] Polystichum munitum sword fern [ ] Polystichum scopulinum rock sword fern, shield fern Polypodiales/Pteridaceae [ ] Adiantum aleuticum five-finger fern, maidenhair fern Polypodiales/Woodsiaceae [ ] Athyrium filix-femina common ladyfern, ladyfern, subarctic ladyfern [ ] Cystopteris fragilis fragile fern [ ] Woodsia scopulina ssp. scopulina Rocky Mountain woodsia Ranunculales/Berberidaceae [ ] Achlys triphylla deer foot, Vanilla Leaf, vanillaleaf [ ] Mahonia aquifolium Piper's Oregon-grape [ ] Mahonia nervosa Cascade Oregongrape [ ] Mahonia piperiana [ ] Vancouveria hexandra white inside-out flower Ranunculales/Papaveraceae [ ] Dicentra formosa Bleeding Heart, Pacific bleedingheart [ ] Dicentra uniflora Steer's Head Ranunculales/Ranunculaceae [ ] Actaea rubra ssp. arguta western red baneberry [ ] Caltha leptosepala ssp. howellii broadlvd marsh marigold, twin-flowered marsh marigold, white [ ] Ranunculus trichophyllus var. water crowfoot, white water buttercup trichophyllus [ ] Ranunculus uncinatus var. parviflorus little buttercup

Species Checklist Page 19 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist Scientific Name Common Name Rosales/Rhamnaceae [ ] Frangula purshiana cascara, chittam bark Rosales/Rosaceae [ ] Amelanchier alnifolia var. semiintegrifolia western serviceberry [ ] * Sorbus scopulina var. cascadensis Cascade mountain ash [ ] Spiraea splendens var. splendens subalpine spiraea Sapindales/Sapindaceae [ ] Acer glabrum Mountain Maple [ ] Acer macrophyllum Big-leaf Maple Saxifragales/Crassulaceae [ ] * Gormania watsonii Gorman's Stonecrop [ ] * Sedum spathulifolium Stone Crop Saxifragales/Grossulariaceae [ ] Ribes binominatum Siskiyou Gooseberry [ ] Ribes cruentum var. cruentum shinyleaf or Sierra gooseberry [ ] Ribes erythrocarpum Crater Lake Currant [ ] * Ribes inerme white stem gooseberry [ ] Ribes lacustre Prickly Currant, swamp black gooseberry, Swamp Gooseberry [ ] Ribes roezlii Sierra gooseberry [ ] Ribes sanguineum Flowering Currant [ ] Ribes viscosissimum gummy currant, sticky currant Saxifragales/Haloragaceae [ ] Myriophyllum verticillatum water milfoil, whorled Saxifragales/Saxifragaceae [ ] Tiarella trifoliata var. unifoliata coolwort foamflower, false mitrewort, laceflower, western coolwort / [ ] occidentalis ssp. occidentalis pale morning glory

Report Species Count: 571

*Documented occurrences of the species in the park or in the adjoining region of the park give reason to suspect that it probably occurs within the park; however, current, verifiable evidence is needed.

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 8/7/2015 5:02:22 PM

Species Checklist Page 20 of 21 8/7/2015 5:02:22 PM National Park Service U.S. Department of the Interior Crater Lake National Park (CRLA) Species Checklist The species listed here are assumed to be 'present in park.' Evidence, in the form of a current, verifiable reference, voucher or observation, is included in the NPSpecies data system or is readily available. Those species marked with an asterisk have the designation of 'probably present,' and efforts are underway to obtain current, verifiable evidence to elevate the status to 'present in park.'

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