Rattlesnake Falls is located on Washington Department of Natural Resources lands off of Rattlesnake Creek Road north of the town of Husum, Klickitat County, WA.
Lacefern: Myriopteris gracillima
Brittle Bladderfern: Cystopteris fragilis
Licorice Fern: Polypodium glycyrrhiza
Imbricate Sword Fern: Polystichum imbricans
Western Sword Fern: Polystichum munitum
Bracken Fern: Pteridium aquilinum ssp. pubescens
Grand Fir: Abies grandis
Ponderosa Pine: Pinus ponderosa var. ponderosa
Douglas Fir: Pseudotsuga menziesii var. menziesii
* Vine Maple: Acer circinatum
* Douglas Maple: Acer glabrum var. douglasii
* Big-leaf Maple: Acer macrophyllum
California Hazelnut: Corylus cornuta var. californica
Black Cottonwood: Populus trichocarpa
* Oregon White Oak: Quercus garryana var. garryana - Beginning to bloom.
Willow: Salix sp.
* Elk Sedge: Carex geyeri
* Sedge: Carex sp. (Ovales section)
* Long-anthered Woodrush: Luzula macrantha ?
* Lemmon's Needlegrass: Achnatherum sp. (A. lemmonii var. lemmonii ?) - Beginning to bloom.
* Soft Brome: Bromus hordeaceus
* Cheatgrass: Bromus tectorum
* Bulbous Blue Grass: Poa bulbosa
* Leiberg's Blue Grass: Poa leibergii
* Nevada Blue Grass: Poa nevadensis
* Sandberg's Blue Grass: Poa secunda
Taper-tip Onion: Allium acuminatum - In bud.
Sagebrush Mariposa Lily: Calochortus macrocarpus var. macrocarpus
* Common Camas: Camassia quamash var. breviflora - Beginning to bloom.
Ball-head Cluster Lily: Dichelostemma congestum - In bud.
* Chocolate Lily: Fritillaria affinis - Most plants out of bloom. Pods forming.
Columbia Tiger Lily: Lilium columbianum
* False Solomon Seal: Maianthemum racemosum ssp. amplexicaule
Star-flowered False Solomon Seal: Maianthemum stellatum
* Fairy Bells: Prosartes hookeri
Clasping Twisted Stalk: Streptopus amplexifolius
* Wood Lily: Trillium ovatum
Western Blue Flag: Iris missouriensis
Grasswidow: Olsynium douglasii
* Fairy Slipper: Calypso bulbosa
Spotted Coralroot: Corallorhiza maculata - In bud.
Striped Coralroot: Corallorhiza striata ? - About one week from blooming.
Rattlesnake Plantain: Goodyera oblongifolia
Rein Orchid: Platanthera sp.
* Common Bastard Toadflax: Comandra umbellata var. californica
* Heart-leaf Buckwheat: Eriogonum compositum var. compositum
Tall Buckwheat: Eriogonum elatum
* Sheep Sorrel: Rumex acetosella
Curly Dock: Rumex crispus
* Streambank Springbeauty: Claytonia parviflora
* Miner's Lettuce: Claytonia perfoliata ssp. intermontana
* Red Miner's Lettuce: Claytonia rubra ssp. rubra
* Lineleaf Montia: Montia linearis
* Sticky Chickweed: Cerastium glomeratum
* Thyme-leaf Sandwort: Arenaria serpyllifolia var. serpyllifolia
* Largeleaf Sandwort: Moehringia macrophylla
Longleaf Starwort: Stellaria longipes
* Chickweed: Stellaria media
Shiny Chickweed: Stellaria nitens
Western Columbine: Aquilegia formosa - In bud.
* Upland Larkspur: Delphinium nuttallianum
* Western Buttercup: Ranunculus occidentalis var. occidentalis
* Little Buttercup: Ranunculus uncinatus
* Vanilla Leaf: Achlys triphylla (Achlys californica may be present, too?)
* Cascade Oregon Grape: Berberis nervosa
* Creeping Oregon Grape: Berberis repens ?
Oaks Toothwort: Cardamine nuttallii var. nuttallii
* Little Western Bittercress: Cardamine oligosperma
* Pensnylvania Bittercress: Cardamine pennsylvanica
* Spring Whitlow-grass: Draba verna
Scale Pod: Idahoa scapigera
* Field Pepperweed: Lepidium campestre
* Gooseberryleaved Alumroot: Heuchera grossulariifolia var. tenuifolia
Bulblet Prairie Star: Lithophragma bulbifera
* Small-flowered Prairie Star: Lithophragma parviflorum
* Northwest Saxifrage: Micranthes fragosa - A few still in bloom at higher elevations where moist.
* Three-tooth Mitrewort: Ozomelis trifida
* Merten's Saxifrage: Saxifraga mertensiana
* Violet Suksdorfia: Suksdorfia violacea
* Straggly Gooseberry: Ribes divaricatum
* Red-flowering Currant: Ribes sanguineum
Mock Orange: Philadelphus lewisii - Buds forming.
* Serviceberry: Amelanchier alnifolia
Suksdorf's Hawthorn: Crataegus (gaylussacia ?)
* Woods Strawberry: Fragaria vesca ssp. californica
* Broadpetal Strawberry: Fragaria virginiana ssp platypetala
Large-leaf Avens: Geum macrophyllum var. perincisum
Creambush Oceanspray: Holodiscus discolor
Ninebark: Physocarpus capitatus
* Bittercherry: Prunus emarginata var. emarginata
Chokecherry: Prunus virginiana var. melanocarpa
Baldhip Rose: Rosa gymnocarpa
Rose: Rosa sp.
* Blackcap Raspberry: Rubus leucodermis
Thimbleberry: Rubus parviflorus
Annual Burnet: Poteridium annuum
Douglas' Spiraea: Spiraea douglasii var. menziesii
Birchleaf Spiraea: Spiraea (lucida ?)
Nevada Deervetch: Acmispon nevadensis var. nevadensis
* Small-flowered Deervetch: Acmispon parviflorus
Bog Deervetch: Hosackia pinnata
Spurred Lupine: Lupinus arbustus - In bud.
* Broadleaf Lupine: Lupinus latifolius var. latifolius
Prairie Lupine: Lupinus lepidus var. aridus (or L. lepidus var. lepidus ?)
Largeleaf Lupine: Lupinus polyphyllus
* Least Hop Clover: Trifolium dubium
American Vetch: Vicia americana
* Filaree: Erodium cicutarium
Oregon Checkermallow: Sidalcea oregana var. oregana
Scouler's Saint John's Wort: Hypericum formosum
* Brown's Peony: Paeonia brownii
* Baker's Violet: Viola bakeri
Violet: Viola sp.
Buckbrush: Ceanothus sanguineus - In bud.
Cascara: Rhamnus purshiana
Enchanter's Nightshade: Circaea alpina ssp. pacifica
Diamond Clarkia: Clarkia rhomboidea - In bud.
Annual Willow Herb: Epilobium brachycarpum
Willow Herb: Epilobium ciliatum (var. ?)
* Small-flowered Willow Herb: Epilobium minutum
* Pinyon Groundsmoke: Gayophytum ramosissimum (or Black-foot Groundsmoke: Gayophytum racemosum ?)
* Columbia Desert Parsley: Lomatium columbianum - Fading out of bloom.
* Chocolate Tips: Lomatium dissectum var. dissectum
* Klickitat Desert Parsley: Lomatium klickitatense ?
* Barestem Desert Parsley: Lomatium nudicaule
* Nineleaf Desert Parsley: Lomatium triternatum var. anomalum - Plants erect, reminiscent of small Suksdorf's desert parsley.
Common Sweet Cicely: Osmorhiza berteroi
Yampah: Perideridia montana
* Sierra Snake Root: Sanicula graveolens
* Kinnickinnick: Arctostaphylos uva-ursi
Little Prince's-pine: Chimaphila menziesii
Pinedrops: Pterospora andromedea
White-veined Wintergreen: Pyrola picta - In bud.
Broad-leaf Star Flower: Lysimachia latifolia
Columbia Frasera: Frasera albicaulis var. nitida - In bud.
Flytrap Dogbane: Apocynum androsaemifolium
Variedleaf Collomia: Collomia heterophylla
* Midget Phlox: Microsteris gracilis (both former varieties gracilis and humilior are present)
Mountain Navarretia: Navarretia divaricata
* Ball-head Waterleaf: Hydrophyllum capitatum var. thompsonii
* Woods Nemophila: Nemophila parviflora (var. ?)
* Common Cryptantha: Cryptantha intermedia - Numerous.
* Common Hound's Tongue: Cynoglossum officinale
* Yellow and Blue Scorpiongrass: Myosotis discolor
* Slender Popcorn Flower: Plagiobothrys tenellus
Yerba Buena: Clinopodium douglasii
Self Heal: Prunella vulgaris var. lanceolata
Cooley's Hedge-nettle: Stachys cooleyae
* Small-flowered Blue-eyed Mary: Collinsia parviflora
* Rattan's Blue-eyed Mary: Collinsia rattanii
* Common Monkey Flower: Mimulus guttatus
Barrett's Penstemon: Penstemon barrettiae - In bud.
* Corn Speedwell: Veronica arvensis
* Thymeleaf Speedwell: Veronica serpyllifola var. serpyllifoli a
* Naked Broomrape: Aphyllon purpureum
* Bedstraw, Cleavers: Galium aparine
Fragrant Bedstraw: Galium triflorum
Twinflower: Linnaea borealis
Orange Honeysuckle: Lonicera ciliosa
Blue Elderberry: Sambucus (cerulea ?)
Common Snowberry: Symphoricarpos albus var. laevigatus
Scouler's Harebell: Campanula scouleri
* Rosy Plectritis: Plectritis congesta
* Corn Salad: Valerianella locusta
Yarrow: Achillea millefolium - In bud.
Pathfinder: Adenocaulon bicolor
* Annual Agoseris: Agoseris heterophylla
Spearleaf Agoseris: Agoseris retrorsa
* Woodrush Pussytoes: Antennaria luzuloides
* Heartleaved Arnica: Arnica cordifolia
* Northwest Balsamroot: Balsamorhiza deltoidea or hybrid with B. careyana ?
* Diffuse Knapweed: Centaurea diffusa
Hall's Goldenweed: Columbiadoria hallii
Rabbitbrush Goldenweed: Ericameria bloomeri
Rough Cat's-ear: Hypochaeris radicata
Hawkweed: Hieracium sp. - Weedy species ?
White-flowered Hawkweed: Hieracium albiflorum
Scouler's Hawkweed: Hieracium scouleri
* Little Tarweed: Madia exigua
Wall Lettuce: Mycelis muralis
Falsegold Groundsel: Packera pseudaurea
* Common Dandelion: Taraxacum officinale
Kestrel or Falcon ? - Only heard calling in the canyon.
Stellers Jays
Black-headed Grosbeaks
Western Wood Peewees
Chipping Sparrows
Dark-eyed Juncos
Pine Siskins
Violet-green Swallows
Western Fence Lizards
Pacific Tree Frog
Propertius Duskywings
