Chicken of the Woods (Laetiporus sulphureus) - Calcified remains of last season's fungus.
Western Sword Fern: Polystichum munitum
Bracken Fern: Pteridium aquilinum
Pacific Silver Fir: Abies amabilis
Ponderosa Pine: Pinus ponderosa var. ponderosa
Douglas Fir: Pseudotsuga menziesii var. menziesii
* Vine Maple: Acer circinatum
Douglas Maple: Acer glabrum var. douglasii
Bigleaf Maple: Acer macrophyllum
California Hazelnut: Corylus cornuta var. californica
Quaking Aspen: Populus tremuloides
Oregon White Oak: Quercus garryana var. garryana
Scouler's Willow: Salix couleriana
* Elk Sedge: Carex geyeri
* Pacific Woodrush: Luzula comosa var. laxa
* Lemmon's Needlegrass: Achnatherum lemmonii ssp. lemmonii
* Meadow Brome: Bromus commutatus
* California Brome: Bromus sitchensis var. carinatus
* Cheatgrass: Bromus tectorum - Mostly around the trailhead.
* Dogtail Grass: Cynosurus echinata
* Blue Wildrye: Elymus glaucus
* Idaho Fescue: Festuca idahoensis
* Prairie Junegrass: Koeleria macrantha
* Bulbous Bluegrass: Poa bulbosa - Past reproductive stage. At trailhead meadow.
* Bluebunch Wheatgrass: Pseudoroegneria spicata
* Tapertip Onion: Allium accuminatum
Sagebrush Mariposa Lily: Calochortus macrocarpus ssp. macrocarpus
* Cascade Mariposa Lily: Calochortus subalpinus
Bead Lily: Clintonia uniflora - In bud.
Pale-anther Glacier Lily: Erythronium grandiflorum (var. pallidum ?) - Past bloom so positive ID.
Yellow Bells: Fritillaria pudica - Pods forming on balds atop Monte Carlo.
Columbia Lily: Lilium columbianum - In bud.
* False Solomon Seal: Maianthemum racemosum ssp. amplexicaule
* Star-flowered False Solomon Seal: Maianthemum stellatum
* Hooker's Fairy Bells: Prosartes hookeri
* Western Wakerobin: Trillium ovatum - Fading out of bloom in forest near the top of Monte Carlo.
Coralroot Orchids: Corallorhiza sp.... - In bud.
Rattlesnake Plantain Orchid: Goodyera oblongifolia
Heart-leaf Buckwheat: Eriogonum compositum var. compositum - In bud.
Tall Buckwheat: Eriogonum elatum - In bud.
* Sulfur Buckwheat: Eriogonum umbellatum var. umbellatum - Beginning to bloom.
Douglas' Knotweed: Polygonum douglasii
* Miner's Lettuce: Claytonia perfoliata ssp. perfoliata
* Largeleaf Sandwort: Moehringia macrophylla
* Oregon Catchfly: Silene oregana
* Baneberry: Actaea rubra
* Columbia Windflower: Anemone deltoidea
* Western Columbine: Aquilegia formosa
* Upland Larkspur: Delphinium nuttallianum
* Vanilla Leaf: Achlys triphylla
Shining Oregon Grape: Berberis aquifolium - Past bloom.
* Cascade Oregon Grape: Berberis nervosa - Fading out of bloom.
* Inside-out-flower: Vancouveria hexandra
* Black-flowered Rockcress: Boechera atrorubens - Still in bloom atop Monte Carlo.
* Rough Wallflower: Erysimum capitatum
* Wormleaf Stonecrop: Sedum stenopetalum ssp. stenopetalum
* Three-toothed Mitrewort: Ozomelis trifida
* Red-flowering Currant: Ribes sanguineum - Fading out of bloom.
* Sticky Currant: Ribes viscosissimum
* Serviceberry: Amelanchier alnifolia var. alnifolia
* Sticky Cinquefoil: Drymocallis glandulosa ssp. glandulosa
* Woods Strawberry: Fragaria vesca ssp. californica
Creambush Oceanspray: Holodiscus discolor
* Bittercherry: Prunus emarginata var. emarginata - Fading out of bloom.
* Baldhip Rose: Rosa gymnocarpa
* Nootka Rose: Rosa nutkana (var. ?)
* Dwarf Bramble: Rubus lasiococcus
* Thimbleberry: Rubus nutkanus
* Sitka Mountain Ash: Sorbus sitchensis var. sitchensis - Fading out of bloom.
Shinyleaf Spiraea: Spiraea lucida
* American Bird's-foot Trefoil: Acmispon americanus var. americanus
* Nevada Deervetch: Acmispon nevadensis var. nevadensis
* Leafy Peavine: Lathyrus polyphyllus
* Spurred Lupine: Lupinus arbustus
* Largeleaf Lupine: Lupinus polyphyllus var. polyphyllus
Bighead Clover: Trifolium macrocephalum
American Vetch: Vicia americana var. americana
* Common Vetch: Vicia sativa
* Pioneer Violet: Viola glabella
* Upland Yellow Violet: Viola praemorsa var. praemorsa
* Streambank Globemallow: Iliamna rivularis - Beginning to bloom.
* Buckbrush: Ceanothus sanguineus - Fading out of bloom.
Klamathweed: Hypericum perforatum
Fireweed: Chamerion angustifolium
* Lowly Groundsmoke: Gayophytum humile
Gray's Lovage: Ligusticum grayi
* Nineleaf Desert Parsley: Lomatium brevifolium (L. triternatum)
Columbia Desert Parsley: Lomatium columbianum - Past bloom.
Fernleaf Desert Parsley: Lomatium dissectum
* Common Sweet Cicely: Osmorhiza berteroi
* Sierra Snakeroot: Sanicula graveolens
Sidebells Wintergreen: Orthillia secunda
White-vein Wintergreen: Pyrola picta
Thinleaf Huckleberry: Vaccinium membranaceum
* Pacific Dogwood: Cornus nuttallii
* Nightblooming Morning Glory: Calystegia atriplicifolia ssp. atriplicifolia
* Spreading Dogbane: Apocynum androsaemifolium - Beginning to bloom.
* Columbia Frasera: Frasera albicaulis var. columbiana
* Western Starflower: Lysimachia latifolia
* Bluefields Gilia: Gilia capitata - Beginning to bloom.
Harkness' Desert-trumpets: Leptosiphon harknessii - In bud.
* Midget Phlox: Microsteris gracilis
* Mountain Navarretia: Navarretia divaricata
* Showy Phlox: Phlox speciosa
* Ballhead Waterleaf: Hydrophyllum capitatum var. thompsonii - Still in bloom atop Monte Carlo.
* Small-flowered Nemophila: Nemophila parviflora var. austiniae
* Small-flowered Nemophila: Nemophila parviflora var. parviflora
* Woodland Phacelia: Phacelia nemoralis var. oregonensis
* Common Cryptanth: Cryptantha intermedia
* Cryptanth: Cryptantha sp. - Small flowers.
* Harsh Paintbrush: Castilleja hispida var. hispida
* Small-flowered Blue-eyed Mary: Collinsia parviflora
Yakima Bird's-beak: Cordylanthus capitatus
Woodland Beardtongue: Nothochelone nemorosa
* Cardwell's Penstemon: Penstemon cardwellii
* Rock Penstemon: Penstemon rupicola
* Finetooth Penstemon: Penstemon subserratus
* Naked Broomrape: Aphyllon purpureum
* English Plantain: Plantago lanceolata
* Common Plantain: Plantago major
* Cleavers: Galium aparine
Oregon Bedstraw: Galium oreganum
Fragrant Bedstraw: Galium triflorum
* Orange Honeysuckle: Lonicera ciliosa
* Purple-flower Honeysuckle: Lonicera conjugialis
Elderberry: Sambucus sp. - probably blue elderberry
Common Snowberry: Symphoricarpos albus var. laevigatus
Creeping Snowberry: Symhoricarpos mollis
Scouler's Harebell: Campanula scouleri
Yarrow: Achillea millefolium
Pathfinder: Adenocaulon bicolor
* Racemose Pussytoes: Antennaria racemosa
* Heartleaved Arnica: Arnica cordifolia
* Mountain Arnica: Arnica latifolia
* Northwest Balsamroot: Balsamorhiza deltoidea - Past its peak at the summit of Monte Carlo.
Silvercrown Luina: Cacaliopsis nardosmia
Diffuse Knapweed: Centaurea diffusa - In bud.
Hall's Goldenweed: Columbiadoria hallii
Gray Hawksbeard: Crepis intermedia - In bud atop Monte Carlo.
* Oregon Sunshine: Eriophyllum lanatum var. lanatum
* Rocky Mountain Sunflower: Helianthella uniflora var. douglasii - In full bloom on lower Penny Ridge, just starting atop Monte Carlo.
White-flowered Hawkweed: Hieracium albiflorum
Scouler's Hawkweed: Hieracium scouleri
* Oxeye Daisy: Leucanthemum vulgare
* Lemon-scented Tarweed: Madia citriodora
* Nodding Microseris: Microseris nutans
Wall Lettuce: Mycelis muralis - Weedy species along parts of the trail.
* Western Groundsel: Senecio integerrimus var. ochroleucus
Goldenrod: Solidago sp.
* Common Dandylion: Taraxacum officinale- Weedy species observed occasionally along the trail.
Salsify: Tragopogon dubius
Red-tailed Hawk
Ruffed Grouse - Observed on road to trailhead.
Sooty Grouse
Hermit Thrushes
Black-headed Grosbeaks
Evening Grosbeaks
Spotted Towhees
Cedar Waxwings
Dark-eyed Juncos
Pine Siskins
Red-breasted Nuthatches
Vaux's Swifts
Western Fence Lizard
Blues
Julia's Orangetips
Bumblebees - 3 species, at least.
Lady Bugs