Dixon Mountain

Gifford Pinchot National Forest · Washington · 6,339 acres · RoadlessArea Rule (2001)
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Observed Species (163)

Species with confirmed research-grade observation records from iNaturalist community science data.

Aleutian Maidenhair Fern (2)
Adiantum aleuticum
Alpine Speedwell (1)
Veronica wormskjoldii
Alpine Yellow Fleabane (1)
Erigeron aureus
American Alpine Ladyfern (1)
Athyrium americanum
American Bistort (1)
Bistorta bistortoides
American Dipper (1)
Cinclus mexicanus
American False Hellebore (2)
Veratrum viride
American Pika (1)
Ochotona princeps
American Pinesap (7)
Monotropa hypopitys
American Trailplant (1)
Adenocaulon bicolor
Arctic Sweet-colt's-foot (1)
Petasites frigidus
Band-tailed Pigeon (1)
Patagioenas fasciata
Barclay's Willow (1)
Salix barclayi
Bigleaf Maple (2)
Acer macrophyllum
Black Arion Slug (2)
Arion ater
Blue-green Anise Mushroom (1)
Collybia odora
Blueish Hydnellum (2)
Hydnellum caeruleum
Bracken Fern (1)
Pteridium aquilinum
Brain Mushroom (1)
Gyromitra esculenta
Broadleaf Lupine (1)
Lupinus latifolius
Bull Thistle (1)
Cirsium vulgare
California Black Currant (2)
Ribes bracteosum
Canada Jay (1)
Perisoreus canadensis
Candy Lichen (2)
Icmadophila ericetorum
Carolina Tassel-rue (1)
Trautvetteria caroliniensis
Cascade Golden-mantled Ground Squirrel (5)
Callospermophilus saturatus
Cascades Frog (22)
Rana cascadae
Chickweed Monkeyflower (1)
Erythranthe alsinoides
Clark's Nutcracker (1)
Nucifraga columbiana
Cliff Beardtongue (9)
Penstemon rupicola
Coastal Giant Salamander (1)
Dicamptodon tenebrosus
Columbian Windflower (1)
Anemonastrum deltoideum
Common Gartersnake (1)
Thamnophis sirtalis
Common Goat's-beard (5)
Aruncus dioicus
Common Raven (1)
Corvus corax
Common Speedwell (1)
Veronica officinalis
Common St. John's-wort (1)
Hypericum perforatum
Common Tansy (1)
Tanacetum vulgare
Common Wintergreen (2)
Chimaphila umbellata
Common Woolly-sunflower (1)
Eriophyllum lanatum
Cow-parsnip (1)
Heracleum maximum
Curve-beak Lousewort (1)
Pedicularis contorta
Cusick's Speedwell (1)
Veronica cusickii
Devil's-club (3)
Oplopanax horridus
Evergreen Bugloss (1)
Pentaglottis sempervirens
Explorers' Gentian (3)
Gentiana calycosa
Fairy Slipper (1)
Calypso bulbosa
False Lily-of-the-Valley (1)
Maianthemum dilatatum
Field Chickweed (1)
Cerastium arvense
Fireweed (4)
Chamaenerion angustifolium
Fragile Fern (1)
Cystopteris fragilis
Gertsch's Triangleweaver (1)
Hyptiotes gertschi
Giant Horsetail (1)
Equisetum telmateia
Giant Pinedrops (3)
Pterospora andromedea
Giant Rattlesnake-plantain (4)
Goodyera oblongifolia
Glacier Fawnlily (6)
Erythronium montanum
Gnome-plant (3)
Hemitomes congestum
Goldenrod Crab Spider (1)
Misumena vatia
Herb-Robert (2)
Geranium robertianum
Hoary Marmot (6)
Marmota caligata
Hooded Ladies'-tresses (1)
Spiranthes romanzoffiana
Hooker's Pussytoes (1)
Antennaria racemosa
Inland Triangular Cobweaver (1)
Emertonella formosa
King Bolete (1)
Boletus edulis
Lace Foamflower (1)
Tiarella trifoliata
Large-flower Yellow Fawnlily (1)
Erythronium grandiflorum
Largeleaf Sandwort (2)
Moehringia macrophylla
Licorice Fern (1)
Polypodium glycyrrhiza
Lobster Mushroom (2)
Hypomyces lactifluorum
Longleaf Oregon-grape (3)
Berberis nervosa
Longtail Wild Ginger (1)
Asarum caudatum
Marsh Valerian (3)
Valeriana sitchensis
Mertens' Coralroot (5)
Corallorhiza mertensiana
Mountain Maple (1)
Acer glabrum
Mule Deer (1)
Odocoileus hemionus
North American River Otter (1)
Lontra canadensis
Northern Red Belt (1)
Fomitopsis mounceae
Ojai Fritillary (1)
Fritillaria affinis
Oregon Beaked Moss (1)
Kindbergia oregana
Oregon Boxleaf (2)
Paxistima myrsinites
Oregon Stonecrop (1)
Sedum oreganum
Oxeye Daisy (1)
Leucanthemum vulgare
Pacific Bananaslug (8)
Ariolimax columbianus
Pacific Bleedingheart (1)
Dicentra formosa
Panther Amanita (1)
Amanita pantherina
Pearly Everlasting (3)
Anaphalis margaritacea
Piggyback Plant (5)
Tolmiea menziesii
Pileated Woodpecker (1)
Dryocopus pileatus
Pinemat Manzanita (1)
Arctostaphylos nevadensis
Purple Cortinarius (1)
Cortinarius violaceus
Purple Foxglove (1)
Digitalis purpurea
Red Baneberry (1)
Actaea rubra
Red Crossbill (1)
Loxia curvirostra
Red Elderberry (3)
Sambucus racemosa
Red Fox (7)
Vulpes vulpes
Red Huckleberry (2)
Vaccinium parvifolium
Robust Lancetooth Snail (1)
Haplotrema vancouverense
Rocky Mountain Goat (9)
Oreamnos americanus
Rose Meadowsweet (2)
Spiraea splendens
Ruffed Grouse (1)
Bonasa umbellus
Rusty-hair Saxifrage (2)
Micranthes ferruginea
Salal (2)
Gaultheria shallon
Salmonberry (3)
Rubus spectabilis
Sand Violet (1)
Viola adunca
Scaly Vase Chanterelle (1)
Turbinellus floccosus
Scouler's Corydalis (3)
Corydalis scouleri
Shade Scorpionweed (1)
Phacelia nemoralis
Siberian Springbeauty (1)
Claytonia sibirica
Single-flowered Clintonia (2)
Clintonia uniflora
Sitka Mountain-ash (1)
Sorbus sitchensis
Slender Bog Orchid (3)
Platanthera stricta
Small-flower Indian-paintbrush (1)
Castilleja parviflora
Snow Dwarf Bramble (1)
Rubus nivalis
Solomon's-plume (2)
Maianthemum racemosum
Sooty Grouse (3)
Dendragapus fuliginosus
Spotted Saxifrage (1)
Saxifraga bronchialis
Spreading Phlox (2)
Phlox diffusa
Stairstep Moss (3)
Hylocomium splendens
Starflower Solomon's-plume (2)
Maianthemum stellatum
Subalpine Fir (1)
Abies lasiocarpa
Sugarstick (6)
Allotropa virgata
Tall Bluebells (1)
Mertensia paniculata
Thimbleberry (2)
Rubus parviflorus
Three-leaf Bitterroot (2)
Lewisia triphylla
Toy Soldiers (1)
Cladonia bellidiflora
Twinflower (3)
Linnaea borealis
Van Dyke's Salamander (1)
Plethodon vandykei
Vanilla-leaf (1)
Achlys triphylla
Vine Maple (1)
Acer circinatum
Virginia Strawberry (1)
Fragaria virginiana
Wapiti (2)
Cervus canadensis
Water Puffball (2)
Lycoperdon perlatum
Western Bell-heather (1)
Cassiope mertensiana
Western Columbine (2)
Aquilegia formosa
Western Dwarf Dogwood (2)
Cornus unalaschkensis
Western False Asphodel (1)
Triantha occidentalis
Western Hemlock (1)
Tsuga heterophylla
Western Pasqueflower (2)
Pulsatilla occidentalis
Western Red-cedar (2)
Thuja plicata
Western Swordfern (3)
Polystichum munitum
Western Trillium (2)
Trillium ovatum
Western Turkeybeard (3)
Xerophyllum tenax
Winter Chanterelle (2)
Craterellus tubaeformis
Wood Rose (1)
Rosa gymnocarpa
Woodland Beardtongue (2)
Nothochelone nemorosa
Woodland Strawberry (1)
Fragaria vesca
Yellow Mountain-heath (1)
Phyllodoce glanduliflora
Yellow Willowherb (1)
Epilobium luteum
Yellow-spotted Millipede (2)
Harpaphe haydeniana
a fungus (2)
Stropharia ambigua
a fungus (1)
Aureoboletus mirabilis
a fungus (1)
Chroogomphus tomentosus
a fungus (1)
Gomphus clavatus
a fungus (1)
Guepiniopsis alpina
a fungus (3)
Helvella vespertina
a fungus (1)
Laetiporus conifericola
a fungus (1)
Lepiota magnispora
a fungus (1)
Rhytisma punctatum
a fungus (9)
Tricholoma murrillianum
a fungus (1)
Turbinellus kauffmanii
Federally Listed Species (10)

Species identified by the U.S. Fish and Wildlife Service as potentially occurring within this area based on range and habitat data. These designations do not indicate confirmed presence — they identify habitat where agency actions may require consultation under the Endangered Species Act.

Mount Rainier White-tailed Ptarmigan
Lagopus leucura rainierensisThreatened
Northern Spotted Owl
Strix occidentalis caurinaThreatened
Whitebark Pine
Pinus albicaulisThreatened
Bull Trout
Salvelinus confluentus
Gray Wolf
Canis lupus
Marbled Murrelet
Brachyramphus marmoratus
Monarch
Danaus plexippusProposed Threatened
North American Wolverine
Gulo gulo luscus
Suckley's Cuckoo Bumble Bee
Bombus suckleyiProposed Endangered
Yellow-billed Cuckoo
Coccyzus americanus
Other Species of Concern (9)

Species identified by the U.S. Fish and Wildlife Service as potentially occurring based on range and habitat data.

Bald Eagle
Haliaeetus leucocephalus
Black Swift
Cypseloides niger
Cassin's Finch
Haemorhous cassinii
Chestnut-backed Chickadee
Poecile rufescens rufescens
Evening Grosbeak
Coccothraustes vespertinus
Golden Eagle
Aquila chrysaetos
Olive-sided Flycatcher
Contopus cooperi
Oregon Vesper Sparrow
Pooecetes gramineus affinis
Rufous Hummingbird
Selasphorus rufus
Migratory Birds of Conservation Concern (9)

Birds of conservation concern identified by the U.S. Fish and Wildlife Service as potentially occurring based on range data. These species may warrant additional consideration under the Migratory Bird Treaty Act.

Bald Eagle
Haliaeetus leucocephalus
Black Swift
Cypseloides niger
Cassin's Finch
Haemorhous cassinii
Chestnut-backed Chickadee
Poecile rufescens
Evening Grosbeak
Coccothraustes vespertinus
Golden Eagle
Aquila chrysaetos
Olive-sided Flycatcher
Contopus cooperi
Rufous Hummingbird
Selasphorus rufus
Vesper Sparrow
Pooecetes gramineus
Vegetation (6)

Composition from LANDFIRE 2024 EVT spatial analysis. Ecosystems classified per NatureServe Terrestrial Ecological Systems.

Pacific Northwest Dry Douglas-fir Forest
Tree / Conifer · 1,094 ha
GNR42.7%
GNR24.0%
GNR19.7%
GNR7.3%
GNR1.7%
GNR1.1%

Dixon Mountain

Dixon Mountain Roadless Area

Gifford Pinchot National Forest, Washington · 6,339 acres