Flora of Silver Falls State Park By Wilbur L. Bluhm

Aspleniaceae, Spleenwort Family A. grandis, Grand Fir Asplenium trichomanes, Maidenhair Spleenwort A. procera, Noble Fir Pseudotsuga menziesii var. menziesii, Douglas Fir Blechnaceae, Deer Fern Family Tsuga heterophylla, Western Hemlock Blechnum spicant, Deer Fern Taxaceae, Yew Family Dennstaedtiaceae, Bracken Family Taxus brevifolia, Pacific Yew Pteridium aquilinum var. pubescens, Bracken Fern Aceraceae, Maple Family Dryopteridaceae, Wood Fern Family Acer circinatum, Vine Maple Athyrium filix-femina var. cyclosorum, Lady Fern A. glabrum var. douglasii, Douglas’ Maple Cystopteris fragilis, Brittle Bladder Fern A. macrophyllum, Bigleaf Maple Dryopteris arguta, Shield Fern Amaranthaceae, Amaranth, or Pigweed, Family D. expansa [austriaca], Mountain Wood Fern ** Amaranthus retroflexus, Rough Pigweed, Redroot D. filix-mas, Male Fern Gymnocarpum dryopteris, Oak Fern Anacardiaceae, Sumac Family Polystichum lonchitis, Mountain Holly Fern Toxicodendron [Rhus] diversilobum, Poison Oak P. munitum, Western Sword Fern Woodsia oregana, Woodsia, Cliff Fern , Parsley or Family Angelica genuflexa, Kneeling Angelica Equisetaceae, Horsetail Family ** Anthriscus caucalis [scandicina], Bur Chervil Equisetum arvense, Common Horsetail Cicuta douglasii, Western Water Hemlock E. hyemale, Common Scour Rush ** Conium maculatum, Poison Hemlock E. palustre, Marsh Horsetail ** Daucus carota, Wild Carrot, Queen Anne’s Lace E. telmateia, Giant Horsetail Heracleum lanatum, Cow Parsnip Ligusticum apiifolium, Celery Leaved Lovage Lycopodiaceae, Club Moss Family martindalei, Martindale’s Lomatium Lycopodium clavatum, Stag’s Horn Moss, Elk Moss L. nudicaule, Barestem Lomatium L. utriculatum, Common Lomatium Ophioglossaceae, Adder’s Tongue Family Oenanthe sarmentosa, Pacific Water Parsley Botrychium multifidum, Leather Grapefern Osmorhiza chilensis, Mtn. Sweet Cicely O. occidentalis, Western Sweet Cicely Polypodiaceae, Polypody Family Sanicula bipinnatifida, Purple Sanicle Polypodium glycyrrihiza, Licorice Fern S. crassicaulis, Pacific Sanicle, Snakeroot P. hesperium, Polypody P. montense, Cliff Licorice Fern Apocynaceae, Dogbane Family Apocynum cannabinum, Common Dogbane Pteridaceae, Brake Family ** Vinca major, Big Periwinkle Adiantum aleuticum [pedatum], Maidenhair Fern ** V. minor, Dwarf Periwinkle Cryptogramma acrostichoides [crispa], Parsley Fern Aquifoliaceae, Holly Family Selaginellaceae, Selaginella Family ** Ilex aquifolium, English Holly Selaginella douglasii, Douglas’ Selaginella Araliaceae, Ginseng Family Cupressaceae, Cypress Family ** Hedera helix, English Ivy * Chamaecyparis lawsoniana, Port Orford Cedar, Lawson Oplopanax horridum, Devil’s Club Cypress Thuja plicata, Western Red Cedar Aristolochiaceae, Birthwort Family Asarum caudatum, Wild Ginger Pinaceae, Pine Family Abies amabilis, Pacific Silver Fir Asteraceae, Aster, Daisy, or Sunflower Family Achillea millefolium, Yarrow Silver Falls List | By Wilbur L. Bluhm 1

Adenocaulon bicolor, Trail Plant, Pathfinder Boraginaceae, Borage Family Agoseris glauca var. glauca, Pale Agoseris Cryptantha intermedia, Common Cryptantha A. heterophylla, Annual Agoseris ** Cynoglossum officinale, Common Hound’s Tongue Anaphilis margaritacea, Pearly Everlasting Mertensia platyphylla, Western Bluebells ** Arctium lappa, Great Burdock ** Myosotis discolor, Yellow and Blue Forget-Me-Not Arnica latifolia, Mountain Arnica M. laxa, Smallflowered Forget-Me-Not Artemisia biennis, Biennial Wormwood A. douglasiana, Douglas’ Sagewort Brassicaceae, Mustard Family ** Bellis perennis, English, or Lawn, Daisy [? ** Alliaria officinalis, Garlic Mustard, Hedge Garlic] Bidens frondosa, Leafy Beggar Ticks Arabis glabra, Tower Mustard ** Centaurea cyanus, Bachelor’s Buttons A. hirsuta var. glabrata, Hairy Rockcress ** C. diffusa, Tumble Knapweed ** Barbarea vulgaris, Yellow Rocket ** C. melitensis, Maltese Star Thistle Cardamine angulata, Angled Bittercress ** Cichorium intybus, Chicory, Blue Sailors C. breweri var. orbicularis, Coast Bittercress ** Cirsium arvense, Canada Thistle C. nuttallii var. nuttallii [pulcherrima var. tenella, C. [? C. edule (hallii), Indian Thistle] quercitorum], ** C. vulgare, Bull, or Common, Thistle Slender Toothwort, Springbeauty ** Crepis capillaris, Smooth Hawksbeard C. oligosperma var. oligosperma, Little Western Bittercress Erigeron speciosus var. speciosus, Showy Fleabane C. pensylvanica, Pacific Bittercress Eriophyllum lanatum var. lanatum, Oregon Sunshine, Woolly Draba verna, Spring Whitlow Grass Sunflower Erysimum capitatum [asperum] var. capitatum, Rough Euthamia [Solidago] occidentalis, Western Goldenrod Wallflower Hieracium albiflorum, White-flowered Hawkweed. ** Hesperis matronalis, Damask, or Dame’s, Violet ** Hypochaeris radicata, False Dandelion, Spotted Cats-ear ** Lunaria annua, Honesty, or Silver Dollar, Plant Lactuca biennis, Tall Blue Lettuce ** Raphanus sativa, Wild Radish ** L. muralis, Wall Lettuce ** Rorippa nasturtium-aquaticum, Watercress ** Leontodon taraxacoides [nudicaulis] ssp. taraxacoides, ** Sisymbrium officinale, Hedge Mustard Hairy Hawkbit ** Leucanthemum vulgare [Chrysanthemum leuc.], Callitrichaceae, Water Starwort Family Marguerite, Oxeye Daisy ** Callitriche stagnalis, Pond Water Starwort Madia gracilis, Common Tarweed M. madioides, Woodland Tarweed Campanulaceae, Harebell Family M. sativa, Chile, or Coast, Tarweed Campanula rotundifolia, Scotch Harebell Matricaria discoidea [matricarioides], Pineapple Weed C. scouleri, Scouler’s Harebell Petasites frigidus var. palmatus, Sweet Coltsfoot Downingia elegans, Showy Downingia, Calico Flower Senecio bolanderi var. harfordii, Bolander’s Groundsel ** S. jacobaea, Tansy Ragwort Caprifoliaceae, Honeysuckle Family S. macounii, Puget Butterweed Linnaea borealis var. longiflora, Western Twinflower S. triangularis var. triangularis, Arrowleaf Groundsel Lonicera ciliosa, Orange Honeysuckle ** S. vulgaris, Common Groundsel Sambucus mexicana [cerulea], Blue Elderberry Solidago canadensis var. salebrosa, Meadow Goldenrod S. racemosa var. arborescens, Red Elderberry ** Sonchus oleraceus, Common Sow Thistle Symphoricarpos albus var. laevigata, Western Snowberry Symphotrichum chilense [Aster chilensis], Pacific Aster Viburnum ellipticum, Oregon Viburnum S. foliaceum var. parryi [A. foliaceus var. parryi], Leafy Aster ** Tanacetum vulgare, Common Tansy Caryophyllaceae, Pink Family ** Taraxacum officinale, Common Dandelion Cerastium arvense, Field Chickweed Xanthium strumarium var. canadense, Common Cocklebur Moehringia [Arenaria] macrophylla, Bigleaf Sandwort

Stellaria crispa, Crisped Starwort Berberidaceae, Barberry Family ** S. media, Common Chickweed Achlys triphylla, Vanilla Leaf Mahonia [Berberis] aquifolium, Oregon Grape Celastraceae, Staff Tree Family M.[B.] nervosa, Cascades Mahonia, Low Growing Oregon Euonymus occidentalis var. occidentalis, Western Wahoo Grape Paxistima myrsinites, Oregon Boxwood Vancouveria hexandra, Inside-out-flower

Convolvulaceae, Morning Glory Family Betulaceae, Birch Family ** Convolvulus arvensis, Field Bindweed, Wild Morning Alnus rubra, Red Alder Glory Corylis cornuta var. californica, Western Hazelnut

Silver Falls Plant List | By Wilbur L. Bluhm 2

Cornaceae, Dogwood Family Cornus nuttallii, Pacific Dogwood Fumariaceae, Fumitory Family Cornus sericea [stolonifera var. occidentalis], Creek Dogwood Corydalis scouleri, Scouler’s Corydalis Dicentra formosa var. formosa, Pacific Bleedingheart Crassulaceae, Stonecrop Family Sedum oreganum, Oregon Stonecrop Gentianaceae, Gentian Family S. spathulifolium ssp. spathulifolium, Broadleaf Stonecrop ** Centaurium erythraea [umbellatum], Common Centaury Gentiana sceptrum, Staff, or King’s, Gentian Cucurbitaceae, Cucumber or Gourd Family Marah oreganus, Wild Cucumber, Oregon Bigroot, Old-Man- Geraniaceae, Geranium Family in-the-Ground ** Erodium cicutarium, Filaree ** Geranium pusillum, Smallflowered Geranium Dipsacaceae, Teasel Family ** Dipsacus fullonum [sylvestris], Teasel, Gypsy Combs Grossulariaceae, Currant, or Gooseberry, Family Ribes bracteosum, Stink Currant Ericaceae, Heath Family R. lobbii, Gummy Gooseberry Allotropa virgata, Candy Stick R. sanguineum var. sanguineum, Red Flowering Currant Arbutus menziesii, Pacific Madrone R. viscosissimum var. hallii, Sticky Currant [? Arctostaphylos columbiana, Hairy Manzanita ?] A. uva-ursi, Kinnikinnick Hydrophyllaceae,Waterleaf Family Chimaphila menziesii, Little Prince’s Pine Hydrophyllum tenuipes, Pacific Waterleaf C. umbellata var. occidentalis, Pipsissewa, Prince’s Pine Nemophila parviflora var. parviflora, Small Flowered Gaultheria shallon, Salal Nemophila Menziesia ferruginea, Fool’s Huckleberry, False Azalea Phacelia heterophylla [var. pseudohispida ?], Varileaf Moneses [Pyrola] uniflora, Wood Nymph Phacelia Monotropa hypopitys [Hypopitys Monotropa], Pinesap Romanzoffia sitchensis, Sitka Mistmaiden M. uniflora, Indian Pipe Orthilia [Pyrola] secunda, Sidebells Pyrola Hypericaceae, St.Johnswort Family Pleuricospora fimbriolata, Fringed Pinesap Hypericum anagalloides, Bog St.Johnswort Pterospora andromedea, Pinedrops H. formosum var. scouleri, Western St.Johnswort Pyrola minor, Lesser Wintergreen ** H. perforatum, Goatweed, Klamath Weed Rhododendron macrophyllum, Pacific Rhododendron Vaccinium ovalifolium, Early Blueberry Lamiaceae, Mint Family V. parvifolium, Red Huckleberry ** Glechoma hederacea, Ground Ivy, Creeping Charlie, Field Balm Fabaceae, Pea Family ** Lamium purpureum, Red Dead Nettle ** Cytisus scoparius, Scotch Broom Mentha arvensis var. canadensis [glabrata], Field Mint ** Lathyrus latifolius, Everlasting Pea ** M. piperita [ssp. piperita ?], Peppermint L. polyphyllus, Leafy Pea ** M. spicata, Spearmint ** Lotus corniculatus, Birdsfoot Trefoil ** Prunella vulgaris var. vulgaris, Heal All, Self Heal L. crassifolius var. crassifolius [subglaber], Big Deervetch Satureja douglasii, Yerba Buena, Good Herb L. micranthus, Smallflowered Deervetch Stachys cooleyae, Cooley’s Hedge Nettle L. pinnatus, Meadow, or Bog, Deervetch S. mexicana, Great Betony Lupinus bicolor [micranthus], Field Lupine [?S. rigida (ajugoides var. ajugoides), Rigid Hedgenettle] L. latifolius var. latifolius, Broadleaf Lupine L. polyphyllus var. polyphyllus, Bigleaf Lupine Malvaceae, Mallow Family Rupertia [Psoralea] physodes, Cal Tea ** Malva neglecta, Dwarf Mallow, Cheeseweed Thermopsis gracilis [montana var. venosa], Golden Pea Sidalcea campestris, Meadow Sidalcea ** Trifolium arvense, Hare’s Foot S. virgata, Rose Checker Mallow ** T. incarnatum, Crimson Clover ** T. pratense, Red Clover Oleaceae, Olive or Ash Family ** T. repens, White Dutch Clover Fraxinus latifolia, Oregon Ash Vicia americana var. americana, American Vetch ** V. hirsuta, Hairy Vetch Onagraceae, Evening Primrose Family ** V. sativa var., Common Vetch Chamerion [Epilobium] angustifolium var. canescens, Fireweed Fagaceae, Beech Family Circaea alpina ssp. pacifica, Enchanter’s Nightshade Chrysolepis [Castanopsis] chrysophila, Golden Chinquapin

Silver Falls Plant List | By Wilbur L. Bluhm 3

Epilobium brachycarpum, [paniculatum var.], Autumn Clematis ligusticifolia, Western Clematis Willow Herb Coptis laciniata, Cutleaf Goldthread E. minutum, Smallflowered Willow Herb Delphinium menziesii, Menzies’ Larkspur ** Oenothera biennis, Evening Primrose D. trolliifolium, Columbia Larkspur [? D. leucophaeum, Pale Larkspur] Oxalidaceae, Oxalis, or Wood Sorrel ,Family Enemion [Isopyrum] hallii, Hall’s, or Willamette, Isopyrum Oxalis oregana, Oregon Oxalis Ranunculus macounii, Macoun’s Buttercup O. suksdorfii, Western Yellow Oxalis R. occidentalis var. occidentalis, Western Buttercup O. trilliifolia, Great, or Trillium Leaved, Oxalis ** R. repens, Creeping Buttercup R. uncinatus, Little Buttercup Parnassiaceae, Grass-of-Parnassus Family Thalictrum occidentale, Western Meadowrue Parnassia cirrata var. intermedia [fimbriata var. hoodiana], Trautvetteria caroliniensis [c. var. occidentalis], False Cascade Grass-of-Parnassus Bugbane

Philadelphaceae, Mock Orange Family Rhamnaceae, Buckthorn Family Philadelphus lewisii, Mockorange Ceanothus sanguineus, Redstem Ceanothus Whipplea modesta, Whipplevine Rhamnus purshiana, Cascara, Chittam Bark

Plantaginaceae, Plantain Family Rosaceae, Rose Family ** Plantago lanceolata, Buckhorn Plantain Amelanchier alnifolia var. semiintegrifolia, Western ** P. major, Common Plantain Serviceberry Aruncus dioicus, Sylvan Goatsbeard Polemoniaceae, Phlox Family Crataegus suksdorfii [douglasii], Black Hawthorn Collomia heterophylla, Varied Leaf Collomia Fragaria vesca var. bracteata, Woods Strawberry Gilia capitata ssp. capitata, Bluefield Gilia F. virginiana var. platypetala, Broadpetal Strawberry Navarretia intertexta ssp., Needleleaf Navarretia Geum macrophyllum var. macrophyllum, Oregon Avens Phlox [Microsteris] gracilis, Pink Microsteris Holodiscus discolor, Creambush Oceanspray Malus [Pyrus] fusca, Western Crabapple Polygonaceae, Buckwheat, or Knotweed, Family Oemleria cerasiformis, Indian Plum Polygonum amphibium var. emersum [coccineum], Water Physocarpus capitatus, Pacific Ninebark Smartweed Potentilla gracilis var. gracilis, Slender Cinquefoil ** P. aviculare, Prostrate Knotweed Prunus emarginata [var. ? mollis], Bittercherry P. hydropiperoides, Waterpepper ** P. laurocerasus, English Laurel P. sp., Knotweed P. virginiana var. demissa, Chokecherry ** Rumex acetosella, Sheep, or Red, Sorrel Rosa gymnocarpa, Little Wild Rose ** R. crispus, Curly, or Sour, Dock R. nutkana var. nutkana, Nootka Rose R. occidentalis [var. occidentalis ?], Rocky Mountain, or R. pisocarpa, Clustered Wild Rose Western, Dock ** Rubus armeniacus [discolor], Himalayan Blackberry ** R. laciniatus, Evergreen Blackberry R. lasiococcus, Dwarf Bramble Portulacaceae, Purslane Family R. leucodermis, Black Raspberry Claytonia exigua ssp. exigua [Montia spathulata], Common R. nivalis, Snow Bramble Montia R. parviflorus, Thimbleberry Claytonia lanceolata, Western Springbeauty R. pedatus, Strawberry Bramble C. [Montia] perfoliata, Miner’s Lettuce R. spectabilis, Salmonberry C. [M.] sibirica, Candyflower, Western Springbeauty R. ursinus, Pacific Blackberry, Pacific Dewberry Montia linearis, Narrowleaved Montia Sorbus scopulina var. cascadensis, Cascade Mountain Ash M. parvifolia, Streambank Springbeauty S. sitchensis var. grayi, Sitka Mountain Ash Spiraea douglasii var., Douglas Spirea, Hardhack Primulaceae, Primrose Family Dodecatheon dentatum, White Shooting Star Rubiaceae, Madder Family D. hendersonii, Henderson's Shooting Star Galium aparine, Cleavers, Bedstraw Trientalis latifolia, Western Starflower G. oreganum, Oregon Bedstraw G. triflorum, Fragrant Bedstraw Ranunculaceae, Buttercup Family Actaea rubra, Western Red Baneberry Salicaceae, Willow Family Anemone deltoidea, Western White Anemone Populus trichocarpa, Black Cottonwood A. lyallii, Lyall’s Anemone Salix commutata, Undergreen Willow Aquilegia formosa, Red Columbine S. geyeriana var. meleiana, Geyer Willow Silver Falls Plant List | By Wilbur L. Bluhm 4

S. lucida ssp. lasiandra [lasiandra], Pacific Willow S. scouleriana, Scouler Willow Valerianaceae, Valerian Family Plectritis congesta, Rosy Plectritis, Corn Salad Saxifragaceae, Saxifrage Family Valeriana sitchensis, Sitka Valerian Boykinia major, Mountain, or Greater, Boykinia Boykinia occidentalis [elata], Slender Boykinia Violaceae, Violet Family Heuchera chlorantha, Meadow Alumroot Viola adunca, Early Blue Violet H. micrantha var. micrantha, Smallflowered Alumroot V. glabella, Stream, or Pioneer, Violet Lithophragma parviflorum, Woodland Star V. palustris, Marsh Violet Mitella caulescens, Leafy Mitrewort V. sempervirens, Evergreen Violet Mitella ovalis, Coastal Mitrewort Saxifraga aequidentata [occidentalis var. rufidula], Redwool Viscaceae, Mistletoe Family Saxifrage Arceuthobium tsugense ssp. tsugense, Hemlock Mistletoe S. bronchialis var. vespertina, Spotted Saxifrage S. cespitosa, Tufted Saxifrage Araceae, Arum Family S. ferruginea var. vreelandii, Rusty Saxifrage Lysichiton americanum, Skunk Cabbage S. integrifolia, Swamp Saxifrage S. marshallii, Marshall’s Saxifrage Cyperaceae, Sedge Family S. mertensiana, Wood, or Merten’s, Saxifrage Carex aquatilis var. aquatilis, Water Sedge S. nuttallii, Nuttall’s Saxifrage C. aquatilis var. diva [sitchensis], Sitka Sedge S. oregana, Bog, or Oregon, Saxifrage [? C. comosa, Bristly Sedge] Tellima grandiflora, Fringecup [? C. filifolia var., Thread-leaved Sedge] Tiarella trifoliata var. trifoliata, Trefoil Foamflower C. mertensii, Mertens’ Sedge T. t. var. unifoliata, Coolwort Foamflower [? C. microptera, Small-winged Sedge] Tolmiea menziesii, Youth-on-age, Pig-a-back Plant C. tumulicola, Foothill Sedge Scirpus microcarpus, Smallfruited Bulrush Scrophulariaceae, Figwort Family Castilleja [Orthocarpus] attenuata, Narrowleaved Paintbrush Iridaceae, Iris Family Castilleja hispida var. hispida, Harsh Paintbrush 1 Iris tenax, Oregon Iris [? C. levisecta, Golden Indian Paintbrush] Sisyrinchium idahoense [angustifolium], Blue-eyed Grass [? C. rupicola, Cliff Paintbrush] Collinsia grandiflora, Largeflowered Blue-eyed Mary Juncaceae, Rush Family C. parviflora, Smallflowered Blue-eyed Mary Juncus bufonius, Toad Rush ** Digitalis purpurea, Foxglove J. effusus ssp. pacificus, Soft Rush, Common Rush ** Linaria vulgaris, Butter and Eggs * L. multiflora [campestris] ssp. multiflora, Field Woodrush Mimulus alsinoides, Chickweed Monkeyflower L. parviflora [= L. divaricata], Smallflowered Woodrush M. guttatus, Common Yellow Monkeyflower

M. moschatus, Musk Flower Nothochelone nemorosa, Woodland Beardtongue Liliaceae, Lily Family Pedicularis racemosa ssp. racemosa, Sickletop Lousewort Allium acuminatum, Hooker Onion [? Penstemon fruticosus var. fruticosus, Shrubby Penstemon] Camassia leichtlinii var. suksdorfii, Leichtlin’s Camas [? P. richardsonii var., Richardson’s Penstemon] C. quamash var. maxima, Common Camas P. rupicola, Rock Penstemon Clintonia uniflora, Queen’s Cup, Beadlily P. serrulatus, Cascade, or Coast, Penstemon Erythronium grandiflorum var. grandiflorum, Yellow Fawn Synthyris reniformis, Snow Queen Lily Tonella floribunda, Largeflowered Tonella E. oregonum, Giant Fawn Lily, Dogtooth Violet T. tenella, Smallflowered Tonella Fritillaria affinis [lanceolata], Checker Lily, Mission Bells ** Verbascum thapsus, Common Mullein Lilium columbianum, Tiger Lily Veronica americana, American Brooklime L. washingtonianum ssp., Washington Lily ** V. biloba, Bilobed Speedwell Maianthemum dilatatum, False Lily-of-the-Valley ** V. officinalis, Common speedwell M. [Smilacina] racemosum, Western Solomon Plume, False [?**] V. serpyllifolia var., Thyme Leaved Speedwell Solomon’s Seal M. [S.] stellatum, Starry Solomon Plume Solanaceae, Nightshade Family Prosartes [Disporum] hookeri, Hooker Fairybell P. [D.] smithii, Fairy Lantern, Smith’s Fairybell ** Datura stramonium, Jimson Weed Stenanthium occidentale, Bronze Bells ** Solanum dulcamara, Bittersweet Nightshade Streptopus amplexifolius, Clasping Leaved Twisted Stalk

[? S. streptopoides var. brevipes, Small Twisted Stalk, Urticaceae, Nettle Family Kruhsea] Urtica dioica ssp. gracilis, Lyall’s Stinging Nettle Silver Falls Plant List | By Wilbur L. Bluhm 5

Trillium ovatum ssp. ovatum, Western White Trillium Triteleia [Brodiaea] hyacinthina, Hyacinth Brodiaea Veratrum californicus var. caudatum, California False Hellebore V. viride, Green False Hellebore, Indian Poke Xerophyllum tenax, Beargrass

Orchidaceae, Orchid Family Calypso bulbosa, Fairy, or Venus, Slipper Cephalanthera [Eburophyton] austiniae, Phantom Orchid Corallorhiza maculata, Spotted Coralroot C. mertensiana, Western, or Mertens’, Coralroot C. striata var. striata, Hooded, or Striped, Coralroot Goodyera oblongifolia, Western Rattlesnake Plantain Listera caurina, Western Twayblade L. cordata, Heartleaf Twayblade

Poaceae, Grass Family ** Aira caryophyllea, Silver Hairgrass ** Alopecurus pratensis, Meadow Foxtail ** Anthoxanthum odoratum, Sweet Vernal Grass ** Brachypodium sylvaticum, False Brome ** Bromus rigidus [diandrus], Ripgut Brome [? B. sitchensis, Alaska, or Sitka, Brome] ** Dactylis glomerata, Orchard Grass ** Echinochloa crus-galli, Barnyard Grass Elymus glaucus [ ? ssp. glaucus], Blue Wildrye Key: Festuca roemeri, Roemer Fescue ** Lolium perenne, English, or Perennial, Ryegrass 1 – though once reported, it’s presence is doubtful Melica spectabilis, Showy Oniongrass * = species native to Oregon, but not to Silver Falls State Park Panicum capillare, Common Witchgrass ** = introduced species ** Phalaris arundinacea, Reed Canary Grass [?] = presence, identification, and/or nomenclature in doubt ** Phleum pratense, Timothy ** Poa annua, Annual Bluegrass Silver Falls State Park is located in Marion County, Oregon, ** P. palustris, Fowl Bluegrass about 30 miles east of Salem. It is in Township 8S, Range 1E, ** P. pratensis var. pratensis, Kentucky Bluegrass Sections 3, SW ¼ of SE ¼; 10, NE ¼, N ½ of NW ¼; 11; 12, P. secunda ssp. secunda [gracillima], Slender Bluegrass SW ¼, SW ½ of SE ¼; 14; 15; 23, c.E ¾; 24; 26, c.NE ¾; 25; 35, NE ¼ of NE ¼; and 36, NW ¼ of NW ¼, c.E ½ of NW ¼, Typhaceae, Cattail Family c.NE ¼, c.NE ¼ of SE ¼. It continues in Range 2E, Sections Typha latifolia, Common Cattail 7, S ½ of SW ¼; 17, SW ¼; 19; 20, W ½; 29, W ½; 30; and 31, N ½. Approximate elevation range is 950 to 1725 feet. This list was prepared by Wilbur L. Bluhm, Willamette Valley Chapter, Native Plant Society of Oregon, and is based upon NPSO Plant Check List No. 8, Silver Falls State Park, September 9, 1975, by Glenn E. Walthall. October 1985. Revised May 1998, March 2001, September 2001, January 2003, November 2006. Organization and nomenclature are according to, in order, (1) Plant Atlas of Oregon Flora Project, 2006; (2) Charlene Simpson, et.al., Vascular of Lane County, Oregon, An Annotated Checklist, Emerald Chapter, Native Plant Society of Oregon, 2002, which is based on Oregon Flora Project; (3) Flora of North America, 12 Vols., 1993- 2006; (4) James C. Hickman, Editor, The Jepson Manual: Higher Plants of California, University of California Press, Berkeley, 1993; and (5) C. Leo Hitchcock and Arthur Cronquist, Flora of the Pacific Northwest, University of Washington Press, Seattle, 1973.

Silver Falls Plant List | By Wilbur L. Bluhm 6