| Scientific Name: | Common Name: | Habitat: |
| Ferns | ||
| Polypodiaceae | ||
| Athyrium filix-femina | lady fern | Cedar-grand fir forest. |
| Cheilanthes gracillima | lace fern | Rock crevices on summit. |
| Cheilanthes siliquosa | Oregon cliff-brake | Rock crevices on summit. Doug fir-ponderosa pine forest. |
| Cystopteris fragilis | brittle fern | Along streams. |
| Phegopteris dryopteris | oak fern | Cedar-grand fir forest. |
| Polystichum lonchitis | holly fern | Cedar-grand fir forest. Occasionally streamside. |
| Polystichum munitum | sword fern | Along stream on south slope. Cedar-grand fir forest. |
| Pteridium aquilinum | bracken-fern | Douglas fir-ponderosa pine forest on south slope. Abundant in burns. |
| Woodsia oregana | Oregon woodsia | Common in rock crevices south of lookout tower. Douglas fir- ponderosa pine forest. |
| Horsetails | ||
| Equisetum arvense | field horsetail | Streams and springs near the base of mountain. |
| Conifers | ||
| Abies grandis | grand fir | North slope and in sheltered ravines on S. slope. Cedar-grand fir forest. |
| Larix occidentalis | tamarack | Upper slopes and old burns on N. slope. Douglas fir-ponderosa pine forest. |
| Picea engelmanni | Engelmann's spruce | Cedar-grand fir forest, upperN. slope. Sheltered ravines on S. slope. |
| Pinus contorta | lodgepole pine | At eastern end of range. |
| Pinus monticola | western white pine | Crumarine Creek drainage. Douglas fir-ponderosa pine forest. |
| Pinus ponderosa | ponderosa pine | Lower foothills of the range. Douglas fir-ponderosa pine. |
| Pseudotsuga menziesii | Douglas fir | Upper S. slope; occasionally on upper. slope. Douglas fir-ponderosa pine forest. |
| Thuja plicata | western red cedar | N. slope. Sheltered ravines on S. slope. Cedar-grand fir forest. |
| Taxus brevifolia | western yew | Rare on crumarine creek, S. slope. Cedar-grand fir forest. |
| Flowering Plants | ||
| Monocots | ||
| Cyperaceae | ||
| Carex amplifolia | Along streams in cedar-grand fir forest. | |
| Carex bolanderi | Bolander's sedge | Along moist stream banks at base. |
| Carex concinnoides | northwestern sedge | Ponderosa pine forest. |
| Carex festivella | mountain meadow sedge | Moist stream banks of Gnat Creek at base. |
| Carex geyeri | Geyer's sedge | Open ponderosa pine forest. |
| Carex laeviculmis | smooth-stemmed sedge | Wet bogs along streams at base. |
| Carex ormantha | western stellate sedge | Moist stream banks. |
| Scirpus microcarpus | small-fruited bulrush | Streamsides at base. |
| Iridaceae | ||
| Iris missouriensis | western blue flag | Along roads and open grassy slopes. |
| Sisyrinchium inflatum | purple-eyed grass | Open grassy hillsides on S. slope. |
| Juncaceae | ||
| Juncus balticus | baltic rush | Moist open ground. |
| Juncus drummondii | Along streams in cedar-douglas fir forest. | |
| Juncus ensifolius | dagger-leaved rush | Banks of Gnat Creek at base. |
| Luzula multiflora | lejeune | Along moist stream banks. |
| Luzula parviflora | Moist cedar-grand fir forest on N. slope. Sheltered stream bottoms on S. slope. | |
| Liliaceae | ||
| Allium acuminatum | Hooker's onion | Open rocky hillsides near Viola Pass in ponderosa pine forest |
| Allium geyeri | Geyer's onion | Rocky outcrops in openponderosa pine forest. |
| Asparagus officinalis | asparagus | Crumarine Creek drainage. |
| Calochortus elegans | cat's ear | Open woods on S. slope. Ponderosa pine forest. |
| Camassia quamash | camas | Along banks of Paradise Creek at base. |
| Clintonia uniflora | queen's cup | Moist woods on N. slope. Along wooded streams on S. slope. Cedar-grand fir forest. |
| Disporum trachycarpum | fairy bells | Moist woods. Along streams. Cedar-grand fir forest. |
| Erythronium grandiflorum | fawn lily; yellow dog-tooth violet | Ponderosa pine forest. |
| Fritillaria pudica | yellow bell | Open grassy slopes. Under open ponderosa-pine forest. |
| Smilacina racemosa | false Solomon's seal | Moist woods and along streams. Douglas fir-ponderosa pine forest on upper slope. |
| Smilacina stellata | spikenard | Moist woods. Along streams at base. |
| Streptopus amplexifolius | twisted stalk | Moist cedar-grand fir forest on N. slope. |
| Trillium ovatum | western trillium | Cedar-grand fir forest on N. slope. Wooded streams on S. slope. |
| Trillium petiolatum | purple trillium | Cedar-grand fir forest. |
| Triteleia grandiflora | wild hyacinth | Grassy slopes. Open woods. Ponderosa pine forest. |
| Veratrum californicum | false hellebore | Cedar-grand fir forest. |
| Veratrum viride | green hellebore | Moist woods. Shaded stream banks. Cedar-grand fir forest. |
| Zygadenus paniculatus | foothill death camas | Open S. slopes. Ponderosa pine forest. |
| Zygadenus venenosus | meadow death camas | Open grassy slopes near Viola pass. |
| Orchidaceae | ||
| Calypso bulbosa | lady slipper | Cedar-grand fir on N. slope. In wooded stream bottoms on S. slope. |
| Corallorhiza striata | striped coral root | |
| Corallorhiza trifida | early coral root | Moist woods in cedar-grand fir forest |
| Cypripedium montanum | mountain lady's slipper | Cedar-grand fir forest. |
| Goodyera oblongifolia | rattlesnake plantain | Dense cedar-grand fir forest on N. slope. |
| Habenaria dilatata | white-flowered bog orchid | Wet banks of streams on S. slope. |
| Habenaria saccata | slender bog orchid | Wet banks of streams on S. slope. |
| Listera caurina | northwestern twayblade | Deep Cedar-grandfir forest. |
| Listera convallarioides | broad-lipped twayblade | Cedar-grand fir forest on N. slope. |
| Poaceae | ||
| Agropyron inerme | bunch grass | Grassland near Viola Pass. |
| Agropyron spicatum | blue wheatgrass | Dry grassy hillsides. |
| Agrostis exarata | western bent grass | Streamsides. |
| Agrostis scabra | tickle grass | Streamsides. |
| Apera interrupta | interrupted apera | Open rocky slopes onsummit. Douglas fir-ponderosa pine forest. |
| Bromus brizaeformis | rattlesnake bromegrass | Grassy slopes. Ponderosa pine forest. |
| Bromus carinatus | California bromegrass | Grassy slopes. Ponderosa pine forest. |
| Bromus commutatus | downy-sheathed cheat | Grassy slopes. Ponderosa pine forest. |
| Bromus inermis | smooth bromegrass | Open rocky outcrops on S. slope. Ponderosa pine forest. |
| Bromus marginatus | mountain bromegrass | Grassy hillsides. Stream bottoms. |
| Bromus mollis | soft cheat | Grassy slopes. Stream bottoms. |
| Bromus tectorum | downy bromegrass | Streams. Waste places on dry hillsides. Ponderosa pine forest. |
| Bromus vulgaris | narrow-leaved brome | Open ponderosa pine forest on S. slope. |
| Calamagrostis canadensis | bluejoint | Open douglas fir- ponderosa Pine forest along ridge. |
| Calamagrostis inexpansa | northern reedgrass | Open ponderosa pine forest on S. slope. |
| Calamagrostis rubescens | pine grass | On summit. |
| Cinna latifolia | wood reed grass | |
| Dactylis glomerata | orchard-grass | Stream bottoms and openwoods. Ponderosa pine forest. |
| Deschampsia danthonioides | annual hairgrass | Open grassy slopes. |
| Deschampsia elongata | slender hairgrass | Open grassy slopes. |
| Festuca idahoensis | Idaho fescue | Ridge tops. |
| Festuca occidentalis | western fescue | Open woods. Ponderosa pine forest. |
| Glyceria borealis | northern mannagrass | Open grassy slopes. |
| Glyceria grandis | American mannagrass | Wet stream banks at base. |
| Glyceria pauciflora | weak mannagrass | Wet stream banks. |
| Hordeum jubatum | squirrel-tail barley | Cultivated fields. |
| Hordeum nodosum | meadow barley | Moist road banks. |
| Melica subulata | Alaska oniongrass | Cedar-grand fir forest on N. slope. |
| Phleum pratense | timothy | Open woods and slopes. Along edges of cultivated fields. Ponderosa pine forest. |
| Poa annua | annual bluegrass | Along streams. |
| Poa bulbosa | bulbous bluegrass | Open ponderosa pine forest. Streamsides. Waste places. |
| Poa compressa | Canada bluegrass | Open waste places near Viola Pass. |
| Poa pratensis | Kentucky bluegrass | Stream bottoms at base. |
| Poa secunda | Sandberg bluegrass | Open grassy S. slopes. |
| Trisetum canescens | tall trisetum | Summit. Open cedar- grand fir forest on the N. slope. |
| Dicots | ||
| Aceraceae | ||
| Acer glabrum | Rocky Mountain maple | Along streams and cut-over Cedar-grand fir forest on N. slope. |
| Apiaceae | ||
| Angelica arguta | shining angelica | |
| Cicuta douglasii | water hemlock | Streamsides at base. |
| Heracleum lanatum | cow parsnip | Streamsides at base. |
| Lomatium dissectum | dissected-leaf lomatium | Open grassy slopes. |
| Lomatium macrocarpum | gray desert parsley | Open, rocky, grassy slopes. |
| Lomatium triternatum | narrow-leaved desert parsley | Open grassy slopes; open Ponderosa pine forest. |
| Orogenia linearifolia | narrow-leaved orogenia | Ponderosa pine forest on S. slope of West Twin. |
| Osmorhiza chilensis | Chilean sweet-cicely | Along Crumarine Creek, S. slope. |
| Osmorhiza occidentalis | mountain sweet-cicely | Cedar-grand fir forest on N. slope; sheltered ravines on S. slope. |
| Apocynaceae | ||
| Apocynum medium | western dogbane | Open woods on S. slope. Ponderosa pine forest. |
| Apocynum pumilum | dwarf dogbane | Waste places. |
| Vinca major | large periwinkle | Ponderosa pine forest. |
| Araliaceae | ||
| Oplopanax horrida | devil's club | Growing in wet swamp near base of N. slope. |
| Aristolochiaceae | ||
| Asarum caudatum | wild ginger | Along streams in cedar-grand fir forest on N. slope. |
| Asteraceae | ||
| Achilllea millefolium | yarrow | Open wasteland. |
| Adenocaulon bicolor | silver-green | Along streams on S. slope. |
| Agoseris grandiflora | large-flowered agoseris | Open rocky slopes near summit. Douglas fir-ponderosa pine forest. |
| Anaphalis margaritacea | pearly-everlasting | Open forests along ridge top between E. Twin and summit, along streams. Douglas fir-ponderosa pine Forest. |
| Antennaria luzuloides | silvery-brown everlasting | Ponderosa pine forest on S. slope; open ridges of N. slope. |
| Antennaria neglecta | field pussytoes | Ponderosa pine forest on S. slope. |
| Antennaria racemosa | slender everlasting | Summit. Douglas fir-ponderosa pine forest. |
| Antennaria rosea | rosy everlasting | Ponderosa pine forest on S. slope; streamsides. |
| Anthemis cotula | dog-fennel | Open waste places. |
| Arnica cordifolia | heart-leaved arnica | Ponderosa pine on S. slope, forest. |
| Aster campestris | western meadow aster | Stream-bottoms at base. |
| Gaillardia aristata | blanket-flower | Open grassy slopes near Viola Pass. |
| Gnaphalium chilense | cotton-bating plant | Ridgetop W. of summit. Douglas fir-ponderosa pine forest. |
| Gnaphalium mictocephalum | slender cudweed | Along moist streams, S. slope. |
| Helianthella uniflora | Douglas's false flower | Open grassp slopes; open Ponderosa Pine forest. |
| Hieracium albertinum | western hawkweed | Open woods S. slope. Ponderosa pine forest. |
| Hieracium albiflorum | white-flowered hawkweed | Open woods; stream bottoms at base. |
| Madia exigua | little tarweed | Along trail, ponderosa pine forest. |
| Madia glomerata | stinking tarweed | Open rocky ridges, summit. Douglas fir-ponderosa pine forest. |
| Madia minima | small-leaf tarweed | Ponderosa pine forest. |
| Matricaria matricarioides | pineapple weed | Open rocky slopes, margins of cultivated fields, S. slope. Ponderosa pine forest. |
| Microseris nutans | nodding microseris | On summit; along ridgetops W. of summit. Douglas fir-ponderosa pine forest. |
| Rudbeckia occidentalis | black head | Open woods; along banks of Crumarine Creek on S. slope. Ponderosa pine forest. |
| Senecio integerrimus | tall western groundsel | Ponderosa pine forest. |
| Senecio triangularis | arrowleaf groundsel | |
| Solidago canadensis | goldenrod | Along stream bottoms near base. |
| Taraxacum officinale | dandelion | Open waste places. |
| Tragopogon pratensis | meadow salsify | Open grassy slopes; margins of cultivated fields. |
| Wyethia amplexicaulis | northern mule-ear | Along roadsides on S. slope. |
| Berberidaceae | ||
| Berberis repens | Oregon grape | Open rocky hillsides on S. slope. Ponderosa pine forest. |
| Betulaceae | ||
| Alnus sinuata | mountain alder | Along streams and at springs. |
| Betula occidentalis | water birch | Streamsides. |
| Betula papyrifera | western paper birch | Along Crumarine Creek. |
| Boraginaceae | ||
| Amsinckia lycopsoides | tarweed fiddleneck | Disturbed areas. |
| Amsinckia retrorsa | rigid fiddleneck | Disturbed areas. |
| Cryptantha affinis | slender cryptantha | Open woods on S. slope; ridge tops. Ponderosa pine forest. |
| Lithospermum ruderale | cat's tooth | Open grassy slopes; under Ponderosa pine forest. |
| Mertensia longiflora | long-flowered lungwort | Open grassy slopes; Ponderosa pine forest. |
| Mertensia paniculata | tall lungwort | Cedar-grand fir forest on N. slope; sheltered ravines on S. slope. |
| Myosotis stricta | forget-me-not | Open clearing on S. slope. Ponderosa pine forest. |
| Plagiobothrys leptocladus | slender-stemmed plagiobothrys | Cultivated fields. |
| Plagiobothrys tenellus | slender plagiobothrys | |
| Brassicaceae | ||
| Alyssum alyssoides | small alyssum | Waste places. |
| Arabis hirsuta | hairy rock cress | |
| Arabis holboellii | Holboell's rockcress | Dry, rocky hillsides. Summit. Douglas fir-ponderosa pine forest. |
| Arabis sparsiflora | sickle-pod rock cress | Rocky places near summit. |
| Capsella bursa-pastoris | shepherd's purse | Disturbed areas. |
| Cardamine pennsylvanica | bitter cress | Along wet stream banks at base, S. slope. |
| Descurainia sophia | flixweed | Cultivated fields. |
| Draba verna | vernal whitlow grass | Open grassy slope. |
| Sisymbrium altissimum | Jim Hill mustard | Along margins of cultivated fields. |
| Thlaspi arvense | penny cress | Waste places. |
| Campanulaceae | ||
| Campanula rotundifolia | Scotch bellflower | |
| Caprifoliaceae | ||
| Linnaea borealis | twin flower | Cedar-grand fir forest on N. slope; sheltered ravines on S. slope. |
| Lonicera ciliosa | orange honeysuckle | Open Ponderosa pine forest; along stream banks. |
| Lonicera involucrata | black twinberry | S. slope. Ponderosa pine forest. |
| Lonicera utahensis | red twinberry | Mixed forests, thickets near summit. Douglas fir-ponderosa pine forest. |
| Sambucus melanocarpa | black elderberry | Brushy slopes; alongstreams at base. |
| Symphoricarpos rivularis | snowberry | Ponderosa pine forest on S. slope. |
| Viburnum pauciflorum | high-brush cranberry | Along streams on upper slopes near Viola. Ponderosa pine forest. |
| Caryophyllaceae | ||
| Arenaria congesta | dense-flowered sandwort | Open rocky areas on summit. Douglas fir-ponderosa pine forest. |
| Arenaria lateriflora | side-flowered sandwort | Along roads, trails, abandoned fields. Ponderosa pine forest. |
| Arenaria macrophylla | large-leaved sandwort | Stream bottoms. Douglas fir-ponderosa pine forest. |
| Cerastium vulgatum | mouse-ear chickweed | Along roads. Waste places. |
| Silene conoidea | conoid catchfly | Banks in Crumarine Creek drainage. |
| Silene menziesii | Menzies's campion | Douglas fir-ponderosa pine forest. |
| Silene noctoflora | night-blooming catchfly | Open fields. |
| Silene scouleri | scouler's catchfly | |
| Spergularia rubra | sand spurry | Waste places at base. Ponderosa pine forest. |
| Stellaria borealis | northern starwort | Open ponderosa pine forest. |
| Celastraceae | ||
| Pachistima myrsinites | mountain lover | Cedar-grand fir forest. |
| Cornaceae | ||
| Cornus canadensis | bunchberry | Along moist stream banks in Cedar-grand fir forest on N. slope. |
| Cornus stolonifera | red-osier dogwood | Streamsides. |
| Crassulaceae | ||
| Sedum douglasii | stonecrop | Open rocky hillsides. Onridge tops. Ponderosa pine forest. |
| Ericaceae | ||
| Arctostaphylos uva-ursi | kinnikinnick | Cedar-grand fir forest on the N. Slope. |
| Chimaphila menziesii | little prince's pine | Cedar-grand fir forest on the N. slope. |
| Chimaphila umbellata | blake | Along wet stream banks in Cedar-grand fir forest on the N. slope. |
| Menziesia ferruginea | fool's huckleberry | Douglas fir-ponderosa pine forest on upper S. slope and on summit. |
| Monotropa uniflora | Indian pipe | |
| Pterospora andromedea | pine drops | Cedar-grand fir forest. |
| Pyrola asarifolia | pyrola | Ponderosa pine forest on S. slope. |
| Pyrola bracteata | large wintergreen | Cedar-grand fir forest on N. slope; sheltered ravines on S. slope. |
| Pyrola picta | white-veined pyrola | |
| Pyrola secunda | one-sided wintergreen | Cedar-grand fir forest on N. slope; wooded stream bottoms on S. slope. |
| Pyrola uliginosa | bog wintergreen | |
| Pyrola uniflora | single beauty | Cedar-grand fir forest on N. slope. |
| Vaccinium caespitosum | dwarf bilberry | |
| Vaccinium membranaceum | huckleberry | Ridge tops; open woods on N. slope; sheltered ravines on S. slope. Cedar-grand fir forest. |
| Fabaceae | ||
| Astragalus canadensis | Canada milkvetch | Douglas fir-ponderosa pine forest; Streamsides at base of mountain, S. slope. |
| Lathyrus bijugatus | pine-woods pea | Douglas fir-ponderosa pine forest on S. slope. |
| Lupinus laxiflorus | spurred lupine | |
| Lupinus sericeus | silky lupine | Dry rocky slopes under ponderosa pines. |
| Medicago sativa | alfafa | Along roadsides; margins of cultivated fields. |
| Melilotus alba | yellow sweet-clover | Along road banks and margins of cultivated fields. |
| Thermopsis montana | golden pea | Along stream bottoms at base of mountain. |
| Trifolium hybridum | alsike clover | Along streams at base |
| Trifolium pratense | red clover | Along roadsides; open Ponderosa pine forest at base. |
| Trifolium repens | white clover | Streamsides at base. |
| Vicia americana | American vetch | Ponderosa pine forest. |
| Vicia villosa | hairy vetch | Open grassy slopes near Viola Pass. |
| Fumariaceae | ||
| Dicentra uniflora | steer's head | Douglas fir-ponderosa pine forest on upper S. slope of West Twin. |
| Gentianaceae | ||
| Frasera albicaulis | white-stemmed frasera | |
| Frasera fastigiata | clustered frasera | Open ponderosa pine-Douglas fir forest, S. slope. |
| Gentiana amarella | northern gentian | Crumarine Creek drainage; wet springs. Streamsides. |
| Geraniaceae | ||
| Erodium cicutarium | filaree | Waste places and cultivated fields. |
| Geranium pusillum | small-flowered cranebill | Ponderosa pine forest on S. slope. |
| Geranium viscosissimum | sticky geranium | Open grassy slopes; hillsides in Ponderosa pine forest. |
| Grossulariaceaae | ||
| Ribes cereum | squaw currant | Ponderosa pine forest on S. slope. |
| Ribes inerme | white-stemmed gooseberry | Aspen groves along streams at base. |
| Ribes irriguum | inland black gooseberry | Streamsides. |
| Ribes lacustre | swamp gooseberry | Cut-over areas; along streams. Cedar-grand fir forest. |
| Ribes viscosissimum | sticky currant | Cut-over areas in cedar-grand fir forest on N. slope. Burned-over areas. |
| Hydrangeaceae | ||
| Philadelphus lewisii | syringa; mock-orange | Brushy stream banks at base of range. |
| Hydrophyllaceae | ||
| Hydrophyllum capitatum | woolen breeches; ballhead waterleaf | Open Ponderosa Pine forest. |
| Hydrophyllum fendleri | fendler's waterleaf | Moist thickets along Gnat Creek at base, S. slope. |
| Nemophila breviflora | short-flowered nemophila | |
| Phacelia heterophylla | varied-leaved phacelia | Douglas fir-ponderosa pine forest on S. slope. |
| Hypericaceae | ||
| Hypericum formosum | western St. John's wort | Waste places. |
| Lamiaceae | ||
| Agastache urticifolia | nettled-leaved giant hyssop | Aspen groves along Paradise Creek at base of S. slope. |
| Lamium amplexicaule | Open grassy areas on S. slopes of lower foothills. | |
| Nepeta hederacea | ground ivy | Moist thickets along Crumarine Creek. |
| Prunella vulgaris | self-heal weed | Along streams at base. |
| Satureja douglasii | yerba buena | |
| Scutellaria angustifolia | skull cap | Open rocky slopes. Ponderosa pine. |
| Loasaceae | ||
| Mentzelia dispersa | bushy mentzelia | Dry gravelly ground on S. slope. Ponderosa pine forest. |
| Loranthaceae | ||
| Arceuthobium douglasii | dwarf mistletoe | Douglas fir-ponderosa pine forest. |
| Malvaceae | ||
| Malva neglecta | cheeseweed | Waste places; cultivated fields. |
| Onagraceae | ||
| Circaea pacifica | western enchanter's night shade | Cedar-grand fir forest. |
| Clarkia pulchella | large-flowered clarkia | Dry rocky slopes in ponderosa pine forest. |
| Clarkia rhomboidea | common clarkia | Along ridge tops; open Ponderosa pine forest. |
| Epilobium angustifoluim | fireweed | Waste places; old burns on N. slope. Cedar-grand fir forest. |
| Epilobium brachycarpum | tall annual willow-herb | Douglas fir-ponderosa pine forest. |
| Epilobium hornemanni | Hornemann's willow-herb | Along stream on N. slope. Cedar-grand fir forest. |
| Epilobium minutum | small-flowered willow-herb | |
| Oenothera hookeri | hooker's evening primrose | Crumarine Creek drainage. |
| Plantaginaceae | ||
| Plantago lanceolata | English plantain | Along stream bottoms at base. |
| Plantago major | common plantain | Open areas throughout range. |
| Polemoniaceae | ||
| Collomia grandiflora | large-flowered collomia | Douglas fir-ponderosa pine forest near tops of ridges. |
| Collomia linearis | narrow-leaved collomia | Open rocky slopes near summit. Douglas fir-ponderosa pine Forest. |
| Ipomopsis aggregata | scarlet gilia | Open, rocky dryslopes. Grasslands. |
| Linanthus harknessii | Harkness's linanthus | |
| Microsteris humilis | low microsteris | Open grassy slopes. |
| Navarretia intertexta | needle-leaved navarretia | Along old logging road near base. Ponderosa pine forest. |
| Phlox gracilis | pink microsteris | Open grassy slopes. |
| Polemonium micranthum | annual polemonium | |
| Polygonaceae | ||
| Eriogonum heracleoides | parsnip-flowered eriogonum | Ridge tops. Douglas fir-ponderosa pine forest. |
| Eriogonum umbellatum | sulfur buckwheat | Summit. Open rocky hillsides on S. slope. Douglas fir-ponderosa pine forest. |
| Polygonum douglasii | Douglas's knotweed | Rocky crevices on summit. |
| Rumex acetosella | red sorrel; sheep sorrel | Along roadsides, streams, old homesteads. Ponderosa pine forest. |
| Rumex crispus | curly-leaved dock | Along roadsides at base. |
| Rumex mexicanus | narrow-leaved dock | Along margins of cultivated fields. Streamsides. |
| Portulacaceae | ||
| Claytonia cordifolia | broad-leveled claytonia | Wet stream banks in cedar-grand fir forest. |
| Claytonia lanceolata | spring beauty | Summit. Open woods on S. slope. Ponderosa pine forest. |
| Claytonia perfoliata | miner's lettuce | Open grassy slopes. Along road banks. |
| Claytonia sibirica | western spring beauty | Along wet stream banks in cedar-grand fir forest on N. slope. |
| Montia chamissoi | Chamisso's claytonia | Moist road banks. |
| Montia dichotoma | dwarf claytonia | Open grassy slopes. Along road banks. |
| Montia linearis | narrow-leaved claytonia | Around springs, open moist places. Streamsides. |
| Primulaceae | ||
| Dodecatheon pulchellum | shooting star | Grassland in ponderosa pine forest on N. slope near Viola Pass. |
| Ranunculaceae | ||
| Aconitum columbianum | monkshood | Aspen groves along streams at base. |
| Actaea arguta | baneberry | Cedar-grand fir forest. Along streams on S. slope. |
| Anemone piperi | windflower | Cedar-grand fir forest on N. slope. Sheltered ravines on S. slope. |
| Clematis columbiana | purple clematis | Douglas fir-ponderosa pine forest. Along trails. |
| Clematis hirsutissima | sugar bowls | Open grassy slopes on S. & W. slopes. |
| Coptis occidentalis | goldthread | Cedar-grand fir forest on N. slope. |
| Delphinium nelsoni | larkspur | Open rocky hillsides on S. slope. Ponderosa pine forest. |
| Ranunculus flammula | creeping buttercup | Along stream banks at base. |
| Ranunculus glaberrimus | sagebrush buttercup | Open grassy slopes. |
| Ranunculus orthorhynchus | straight-beak buttercup | Moist stream bottoms at base on S. slope. |
| Ranunculus uncinatus | little buttercup | Along wet stream banks at base |
| Thalictrum occidentale | meadow rue | Cedar-grand fir forest. Sheltered ravines. |
| Trautvetteria grandis | western false bugbane | |
| Rhamnaceae | ||
| Ceanothus sanguineus | buckbrush; red-stem ceanothus | Open S. slope. Ponderosa pine forest. |
| Ceanothus velutinus | sticky laurel | Ponderosa pine forest. |
| Rhamnus alnifolia | alder buckthorn | |
| Rhamnus purshiana | cascara | Streamsides. |
| Rosaceae | ||
| Amelanchier alnifolia | serviceberry | Ponderosa pine forest. Streamsides at base on S. slope. |
| Crataegus douglasii | black hawthorn | Along streams at base. |
| Fragaria vesca | strawberry | Open forest throughout range. Ponderosa pine forest. |
| Fragaria virginiana | pale strawberry | Open ponderosa pine forest. |
| Geum macrophyllum | large-leaved avens | Cedar-grand fir forest on N. slope; sheltered ravines on S. slope. |
| Geum triflorum | pink tassels | Open grassy slopes. |
| Holodiscus discolor | ocean-spray | Ponderosa pine on S. slope. |
| Physocarpus malvaceus | ninebark | Ponderosa pine forest. |
| Potentilla flabelliformis | slender-toothed cinquefoil | Ponderosa pine forest; streamsides. |
| Prunus virginiana | chokecherry | Douglas fir-ponderosa pine Forest on the S. slope. |
| Rosa gymnocarpa | woodland rose | Open woods on S. slope; Douglas fir-ponderosa pine forest. |
| Rosa spaldingii | Spalding's rose | Ponderosa pine forest; along margins of cultivated fields. |
| Rubus idaeus | red raspberry | |
| Rubus leucodermis | western blackcap | |
| Rubus macropetalus | blackberry | |
| Rubus parviflorus | thimble berry | Cedar-grand fir forest; along sheltered ravines on S. slope. |
| Sanguisorba occidentalis | burnet | Open woods; along open stream bottoms. Ponderosa pine forest. |
| Sorbus scopulina | mountain ash | Douglas fir-ponderosa pine forest on S. slope. |
| Spiraea betulifolia | white spiraea | Ponderosa pine forest. |
| Rubiaceae | ||
| Galium aparine | cleavers | Ponderosa pine forest on S. slope. |
| Galium boreale | northern bedstraw | Open Ponderosa pine throughout range. |
| Galium triflorum | fragrant bedstraw | Cedar-grand fir forest on N. slope; along wooded streams on S. slope. |
| Salicaceae | ||
| Populus tremuloides | quaking aspen | Along streams at base. |
| Populus trichocarpa | black cottonwood | Along road on N. slope. Cedar-grand fir forest. |
| Salix mackenziana | mackenzie willow | Ponderosa Pine forest of the S. slope. |
| Salix scouleriana | Scouler's willow | Ponderosa pine-douglas fir forest on S. slope. |
| Saxifragraceae | ||
| Heuchera cylindrica | alum root | Open rocky outcrops on S. slope. Ponderosa pine forest. |
| Lithophragma bulbifera | slender fringe-cup | Open rocky, grassy slopes. |
| Lithophragma parviflora | baby's breath | Open grassy slopes. Ponderosa pine forest. |
| Mitella caulescens | leafy mitrewort | Moist stream banks. |
| Mitella pentandra | Bishop's cap | Along banks of Crumarine Creek. |
| Mitella stauropetala | Piper's mitrework | Cedar-grand fir forest on N. slope. Along streams on S. slope. |
| Tiarella trifoliata | coolwort; false mitrewort | Cedar-grand fir forest on N. slope. Along wooded stream banks on S. slope. |
| Scrophulariaceae | ||
| Besseya rubra | red kittentail | Open, rocky grassy S. slopes. |
| Castilleja hispida | harsh paint-brush | Dry rocky slopes. Ponderosa pine forest. |
| Castilleja lutescens | yellowish paint-brush | Open grassy slopes near Viola Pass. |
| Castilleja miniata | common paint-brush | Douglas fir-ponderosa pine forest, upper S. slope. |
| Collinsia parviflora | blue lips | Open places throughout range. Ponderosa pine forest. |
| Gratiola ebracteata | bractless hedge-hyssop | |
| Mimulus breweri | brewer's monkey-flower | On S. slope under shelter of boulders. Douglas fir-ponderosa pine forest. |
| Mimulus guttatus | monkey flower | Wet banks of Crumarine Creek. |
| Mimulus moschatus | musk flower | Wet stream banks; around springs. |
| Orthocarpus tenuifolius | thin-leaved orthocarpus | |
| Pedicularis bracteosa | Indian warrior | Cedar-grand fir forest on N. slope. |
| Pedicularis racemosa | white louse wort | Ponderosa pine forest on S. slope. |
| Penstemon attenuatus | taper-leaved penstemon | Ponderosa pine forest on S. slope. |
| Penstemon confertus | yellow penstemon | Open grassy slopes. |
| Penstemon fruticosus | shrubby penstemon | Open rocky ledges, summit. Douglas fir-ponderosa pine forest. |
| Penstemon wilcoxii | wilcox penstemon | Open areas in ponderosa pine forest. |
| Verbascum thapsus | common mullein | Open rocky outcrops near the summit; waste places. Douglas fir-ponderosa pine forest. |
| Veronica americana | American speedwell | Streams at base, S. slope. |
| Veronica persica | winter speedwell | Edge of cultivated field, S. slope. |
| Veronica serpyllifolia | thyme-leaved speedwell | Streamsides on S. slope and Cedar-grand fir forest on N. slope. |
| Urticaceae | ||
| Urtica gracilis | stinging nettle | Streamsides and near springs. |
| Urtica holosericea | hoary nettle | Streamsides at base, S. slope. |
| Valerianaceae | ||
| Plectritis macrocera | desert plectritis | Open grassy slopes near Viola Pass. |
| Valeriana edulis | tobacco root | |
| Valerianella locusta | corn salad | Ponderosa pine forest near Viola Pass. |
| Violaceae | ||
| Viola adunca | western long-spurred violet | Ponderosa pine forest on S. slope. |
| Viola glabella | smooth woodland violet | Cedar-grand fir forest on N. slope and along sheltered streams on S. slope. |
| Viola orbiculata | round-leaved violet | Cedar-grand fir forest. |
| Viola palustris | marsh violet | Stream banks on S. slope in Cedar-grand fir forest. |