| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Agoseris, False | Nothocalais troximoides | Asteraceae (Sunflower) | Yellow |
| Agoseris, Orange | Agoseris aurantiaca var. aurantiaca | Asteraceae (Sunflower) | Orange |
| Agoseris, Orange | Agoseris aurantiaca var. purpurea | Asteraceae (Sunflower) | Orange |
| Agoseris, Pale | Agoseris glauca | Asteraceae (Sunflower) | Yellow |
| Alfalfa, Wild | Medicago sativa | Fabaceae (Pea) | Purple |
| Alpine Kittentails | Synthyris alpina (Besseya alpina) |
Plantaginaceae (Plantain) | Purple |
| Alpine-parsley, Tundra | Oreoxis alpina (Cymopterus alpinus) |
Apiaceae (Parsley) | Yellow |
| Alplily | Lloydia serotina | Liliaceae (Lily) | White |
| Alumroot, Common Alumroot, Snow |
Heuchera parvifolia (Heuchera parvifolia var. nivalis) |
Saxifragaceae (Saxifrage) | White |
| Alyssum, Hoary False | Berteroa incana | Brassicaceae (Mustard) | White |
| Alyssum, Pale | Alyssum alyssoides | Brassicaceae (Mustard) | Yellow |
| Alyssum, Wild | Alyssum simplex | Brassicaceae (Mustard) | Yellow |
| Anemone, Cutleaf | Anemone multifida | Ranunculaceae (Buttercup) | Pink |
| Anemone, Narcissus | Anemone narcissiflora var. zephyra | Ranunculaceae (Buttercup) | White |
| Angelica, Gray's | Angelica grayi | Apiaceae (Parsley) | White |
| Antelope Bitterbrush | Purshia tridentata | Rosaceae (Rose) | Yellow |
| Apple Moss, Fountain | Philonotis fontana | Bartramiaceae | |
| Arnica, Broadleaf | Arnica latifolia | Asteraceae (Sunflower) | Yellow |
| Arnica, Hairy | Arnica mollis | Asteraceae (Sunflower) | Yellow |
| Arnica, Heartleaf | Arnica cordifolia | Asteraceae (Sunflower) | Yellow |
| Arnica, Nodding Arnica, Parry's Arnica, Rayless |
Arnica parryi | Asteraceae (Sunflower) | Yellow |
| Arnica, Subalpine | Arnica rydbergii | Asteraceae (Sunflower) | Yellow |
| Aster, Alpine Leafybract | Symphyotrichum foliaceum var. apricum (Aster foliaceus var. apricus) |
Asteraceae (Sunflower) | Purple |
| Aster, Canby's | Symphyotrichum foliaceum var. canbyi (Aster foliaceus var. canbyi) |
Asteraceae (Sunflower) | Purple |
| Aster, Dwarf Golden | Heterotheca pumila | Asteraceae (Sunflower) | Yellow |
| Aster, Engelmann's | Eucephalus engelmannii | Asteraceae (Sunflower) | White |
| Aster, Geyer's | Symphyotrichum laeve var. geyeri (Aster laevus var. geyeri) |
Asteraceae (Sunflower) | Purple |
| Aster, Gray's Aster, Gray |
Herrickia glauca var. glauca (Eurybia glauca var. glauca) |
Asteraceae (Sunflower) | Purple |
| Aster, Parry's | Symphyotrichum foliaceum var. parryi (Aster foliaceus var. parryi) |
Asteraceae (Sunflower) | Purple |
| Aster, Porter | Symphyotrichum porteri (Aster porteri) |
Asteraceae (Sunflower) | White |
| Aster, Small-flower | Chaetopappa ericoides | Asteraceae (Sunflower) | White |
| Aster, Smooth Blue | Symphyotrichum laeve var. geyeri (Aster laevus var. geyeri) |
Asteraceae (Sunflower) | Purple |
| Aster, Smooth White | Symphyotrichum porteri (Aster porteri) |
Asteraceae (Sunflower) | White |
| Aster, Tansey | Machaeranthera tanacetifolia | Asteraceae (Sunflower) | Purple |
| Aster, Western | Symphyotrichum ascendens (Aster ascendens) |
Asteraceae (Sunflower) | Purple |
| Aster, Western Mountain | Symphyotrichum spathulatum (Aster spathulatus) |
Asteraceae (Sunflower) | Purple |
| Avens, Alpine | Geum rossii | Rosaceae (Rose) | Yellow |
| Avens, Bur Avens, Large-leaf |
Geum macrophyllum | Rosaceae (Rose) | Yellow |
| Avens, Eight-petal Mountain Avens, Mountain |
Dryas octopetala | Rosaceae (Rose) | White |
| Avens, Purple Avens, Water |
Geum rivale | Rosaceae (Rose) | Pink |
| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Balsamroot, Arrowleaf | Balsamorhiza sagittata | Asteraceae (Sunflower) | Yellow |
| Baneberry, Red Baneberry, Western |
Actaea rubea | Ranunculaceae (Buttercup) | White |
| Barberry, Creeping | Berberis repens (Mahonia repens) |
Berberidaceae (Barberry) | Yellow |
| Barley, Foxtail | Hordeum jubatum | Poaceae (Grass) | |
| Bearberry | Arctostaphylos uva-ursi | Ericaceae (Heath) | White |
| Beardtongue, Crandall's | Penstemon crandallii ssp. crandallii | Plantaginaceae (Plantain) | Blue |
| Beardtongue, Dusky | Penstemon whippleanus | Plantaginaceae (Plantain) | Purple |
| Beardtongue, Dusky | Penstemon whippleanus | Plantaginaceae (Plantain) | White |
| Beardtongue, Hall's | Penstemon hallii | Plantaginaceae (Plantain) | Purple |
| Beardtongue, Harbour's | Penstemon harbourii | Plantaginaceae (Plantain) | Purple |
| Beardtongue, Tiger | Penstemon mensarum | Plantaginaceae (Plantain) | Blue |
| Beardtongue, Upland Blue | Penstemon virgatus var. asa-grayi | Plantaginaceae (Plantain) | Blue/Purple |
| Bedstraw, Northern | Galium boreale | Rubiaceae (Madder) | White |
| Beeblossom, Scarlet | Oenothera suffrutescens | Onagraceae (Evening Primrose) | Pink |
| Beeplant, Rocky Mountain | Peritoma serrulata (Cleome serrulata) |
Cleomaceae (Cleome) | Purple |
| Bellflower | Campanula rotundifolia | Campanulaceae (Bellflower) | Blue/Purple |
| Bellflower, Arctic | Campanula uniflora | Campanulaceae (Bellflower) | Blue |
| Bellflower, Parry's | Campanula parryi | Campanulaceae (Bellflower) | Blue |
| Bellflower, Parry's | Campanula parryi | Campanulaceae (Bellflower) | Blue |
| Bergamot, Mintleaf Bergamot, Wild |
Monarda fistulosa var. menthifolia | Lamiaceae (Mint) | Purple |
| Bilberry | Vaccinium myrtillus | Ericaceae (Heath) | Pink |
| Bilberry, Dwarf | Vaccinium caespitosum | Ericaceae (Heath) | Pink |
| Bindweed, Field | Convolvulus arvensis | Convolvulaceae (Morning-glory) | White |
| Bistort, Alpine | Bistorta vivipara (Polygonum viviparum) |
Polygonaceae (Buckwheat) | White |
| Bistort, American | Bistorta bistortoides (Polygonum bistortoides) |
Polygonaceae (Buckwheat) | White |
| Bittercress, Heartleaf | Cardamine cordifolia | Brassicaceae (Mustard) | White |
| Bitterroot, Pygmy | Lewisia pygmaea | Montiaceae (Miner's Lettuce) | Pink |
| Black-eyed Susan | Rudbeckia hirta | Asteraceae (Sunflower) | Yellow |
| Black Medic | Medicago lupulina | Fabaceae (Pea) | Yellow |
| Bladderpod, Foothill | Physaria ludoviciana (Lesquerella ludoviciana) |
Brassicaceae (Mustard) | Yellow |
| Bladderpod, Mountain | Physaria montana (Lesquerella montana) |
Brassicaceae (Mustard) | Yellow |
| Blanketflower Blanketfower, Great |
Gaillardia aristata | Asteraceae (Sunflower) | Yellow/Orange |
| Blazingstar, Adonis | Mentzelia multiflora | Loasaceae (Loasa) | Yellow |
| Blazing Star, Dotted | Liatris punctata (Liatris mucronata) |
Asteraceae (Sunflower) | Purple |
| Bluebell | Campanula rotundifolia | Campanulaceae (Bellflower) | Blue/Purple |
| Bluebells, Alpine | Mertensia alpina | Boraginaceae (Forget-me-not) | Blue |
| Bluebells, Franciscan | Mertensia franciscana | Boraginaceae (Forget-me-not) | Blue |
| Bluebells, Lanceleaf | Mertensia lanceolata | Boraginaceae (Forget-me-not) | Blue |
| Bluebells, Mountain | Mertensia ciliata | Boraginaceae (Forget-me-not) | Blue |
| Bluebells, Narrowleaf | Mertensia lanceolata | Boraginaceae (Forget-me-not) | Blue |
| Bluebells, Oblong-leaf | Mertensia oblongifolia (Mertensia foliosa) |
Boraginaceae (Forget-me-not) | Blue |
| Bluebells, Rocky Mountain | Mertensia humilis | Boraginaceae (Forget-me-not) | Blue |
| Bluebells, Sagebrush | Mertensia oblongifolia (Mertensia foliosa) |
Boraginaceae (Forget-me-not) | Blue |
| Bluebells, Short-style | Mertensia brevistyla | Boraginaceae (Forget-me-not) | Blue |
| Bluebells, Tall Fringed | Mertensia ciliata | Boraginaceae (Forget-me-not) | Blue |
| Blueberry, Dwarf | Vaccinium caespitosum | Ericaceae (Heath) | Pink |
| Blueberry, Mountain | Vaccinium myrtillus | Ericaceae (Heath) | Pink |
| Blue-eyed Grass, Idaho | Sisyrinchium idahoense var. occidentale | Iridaceae (Iris) | Blue |
| Blue-eyed Mary | Collinsia parviflora | Plantaginaceae (Plantain) | Blue |
| Bluejoint | Calamagrostis canadensis | Poaceae (Grass) | |
| Bluet, Mountain | Centaurea montana | Asteraceae (Sunflower) | Blue |
| Bouncing Bet | Saponaria officianlis | Caryophyllaceae (Pink) | White |
| Breadroot, Palmleaf Indian | Pediomelum digitatum | Fabaceae (Pea) | Purple |
| Brome, Mountain | Bromus carinatus | Poaceae (Grass) | |
| Brome, Smooth | Bromus inermis | Poaceae (Grass) | |
| Broom Snakewwed | Gutierrezia sarothrae | Asteraceae (Sunflower) | Yellow |
| Buckbrush | Purshia tridentata | Rosaceae (Rose) | Yellow |
| Buckthorn, Fendler's | Ceanothus fendleri | Rhamnaceae (Buckthorn) | White |
| Buckwheat, Ivy League | Eriogonum arcuatum var. xanthum | Polygonaceae (Buckwheat) | Yellow |
| Buckwheat, James' | Eriogonum jamesii var. jamesii | Polygonaceae (Buckwheat) | White |
| Buckwheat, Nodding | Eriogonum cernuum | Polygonaceae (Buckwheat) | White |
| Buckwheat, Purple Cushion | Eriogonum ovalifolium var. purpureum | Polygonaceae (Buckwheat) | White |
| Buckwheat, Red-root | Eriogonum racemosus | Polygonaceae (Buckwheat) | White |
| Buckwheat, Porter's | Eriogonum umbellatum var. porteri | Polygonaceae (Buckwheat) | Yellow |
| Buckwheat, Sulphur-flower | Eriogonum umbellatum var. majus | Polygonaceae (Buckwheat) | White |
| Buckwheat, Sulphur-flower | Eriogonum umbellatum var. umbellatum | Polygonaceae (Buckwheat) | Yellow |
| Buckwheat, Winged | Eriogonum alatum var. alatum | Polygonaceae (Buckwheat) | Yellow |
| Buffaloberry, Canada Buffaloberry, Russet |
Shepherdia canadensis | Elaeagnaceae (Oleaster) | Green |
| Bur, Buffalo | Solanum rostratum | Solanaceae (Nightshade) | Yellow |
| Butter and Eggs | Linaria vulgaris | Plantaginaceae (Plantain) | Yellow |
| Buttercup, Alpine | Ranunculus adoneus | Ranunculaceae (Buttercup) | Yellow |
| Buttercup, Eschscholtz's | Ranunculus eschscholtzii | Ranunculaceae (Buttercup) | Yellow |
| Buttercup, Graceful | Ranunculus inamoenus | Ranunculaceae (Buttercup) | Yellow |
| Buttercup, Largeflower | Ranunculus eschscholtzii | Ranunculaceae (Buttercup) | Yellow |
| Buttercup, Sagebrush | Ranunculus glaberrimus var. ellipticus | Ranunculaceae (Buttercup) | Yellow |
| Buttercup, Snow | Ranunculus adoneus | Ranunculaceae (Buttercup) | Yellow |
| Buttercup, Subalpine | Ranunculus eschscholtzii | Ranunculaceae (Buttercup) | Yellow |
|
|
|
|
|
|---|---|---|---|
| Cactus, Nylon Lace | Echinocereus viridiflorus ssp. viridiflorus | Cactaceae (Cactus) | Yellow |
| Cactus, Mountain Cactus, Simpson's Hedgehog |
Pediocactus simpsonii | Cactaceae (Cactus) | Pink |
| Campion, Bladder | Silene latifolia | Caryophyllaceae (Pink) | White |
| Campion, Drummond's | Silene drummondii ssp. striata | Caryophyllaceae (Pink) | White |
| Campion, Menzies' | Silene menziesii | Caryophyllaceae (Pink) | White |
| Campion, Moss | Silene acaulis< | Caryophyllaceae (Pink) | Pink |
| Campion, White | Silene latifolia | Caryophyllaceae (Pink) | White |
| Candytuft, American False Candytuft, Fern-leaf |
Smelowskia americana (Smelowskia calycina var. americana) |
Brassicaceae (Mustard) | White |
| Candytuft, Mountain | Noccaea fendleri ssp. glauca (Noccaea montana, Thlaspi montanum) |
Brassicaceae (Mustard) | White |
| Catchfly, Drummond's | Silene drummondii ssp. striata | Caryophyllaceae (Pink) | White |
| Catchfly, Menzies' | Silene menziesii | Caryophyllaceae (Pink) | White |
| Catnip | Nepeta cataria | Lamiaceae (Mint) | White |
| Cattail, Broadleaf Cattail |
Typha latifolia | Typhaceae (Cattail) | Yellow |
| Ceanothus, Fendler's | Ceanothus fendleri | Rhamnaceae (Buckthorn) | White |
| Ceanothus, Snowbrush | Ceanothus velutinus | Rhamnaceae (Buckthorn) | White |
| Chamomile, False | Tripleurospermum inodorum (Matricaria perforata) |
Asteraceae (Sunflower) | White |
| Chamomile, Scentless | Tripleurospermum inodorum (Matricaria perforata) |
Asteraceae (Sunflower) | White |
| Chicory, Common | Cichorium intybus | Asteraceae (Sunflower) | Blue |
| Chickweed, Alpine | Cerastium arvense ssp. strictum | Caryophyllaceae (Pink) | White |
| Chickweed, Bering Chickweed, Bering Sea Mouse-ear |
Cerastium beeringianum | Caryophyllaceae (Pink) | White |
| Chickweed, Field Mouse-ear | Cerastium arvense ssp. strictum | Caryophyllaceae (Pink) | White |
| Chiming Bells, Tall | Mertensia ciliata | Boraginaceae (Forget-me-not) | Blue |
| Chinese Lantern | Quincula lobata | Solanaceae (Nightshade) | Purple |
| Cholla, Tree Cholla, Cane |
Cylindropuntia imbricata var. imbricata (Opuntia imbricata var. imbricata, Opuntia imbricata var. arborescens) |
Cactaceae (Cactus) | Pink |
| Chokecherry, Black or Chokecherry, Western | Prunus virginiana var. melanocarpa or demissa | Rosaceae (Rose) | White |
| Cinquefoil, Beautiful | Potentilla pulcherrima | Rosaceae (Rose) | Yellow |
| Cinquefoil, Blue-leaf | Potentilla glaucophylla var. glaucophylla (Potentilla diversifolia var. diversifolia) |
Rosaceae (Rose) | Yellow |
| Cinquefoil, Branched | Potentilla effusa (Potentilla hippiana var. effussa) |
Rosaceae (Rose) | Yellow |
| Cinquefoil, Colorado | Potentilla subjuga | Rosaceae (Rose) | Yellow |
| Cinquefoil, Creamy | Drymocallis convallaria (Potentilla convallaria, Drymocallis arguta ssp. convallaria) |
Rosaceae (Rose) | White |
| Cinquefoil, Early | Potentilla concinna | Rosaceae (Rose) | Yellow |
| Cinquefoil, Elegant | Potentilla concinna | Rosaceae (Rose) | Yellow |
| Cinquefoil, Leafy | Drymocallis fissa (Potentilla fissa) |
Rosaceae (Rose) | Yellow |
| Cinquefoil, Norwegian | Potentilla norvegica | Rosaceae (Rose) | Yellow |
| Cinquefoil, Prairie | Potentilla pensylvanica | Rosaceae (Rose) | Yellow |
| Cinquefoil, Red-stemmed | Potentilla rubricaulis (Potentilla hookeriana) |
Rosaceae (Rose) | Yellow |
| Cinquefoil, Rocky Mountain | Potentilla rubricaulis (Potentilla hookeriana) |
Rosaceae (Rose) | Yellow |
| Cinquefoil, Rough | Potentilla norvegica | Rosaceae (Rose) | Yellow |
| Cinquefoil, Sheep | Potentilla ovina var. decurrens | Rosaceae (Rose) | Yellow |
| Cinquefoil, Shrubby | Dasiphora fruticosa (Potentilla fruticosa) |
Rosaceae (Rose) | Yellow |
| Cinquefoil, Woolly | Potentilla hippiana | Rosaceae (Rose) | Yellow |
| Clammyweed, Redwhisker | Polanisia dodecandra ssp. trachysperma | Cleomaceae (Cleome) | White |
| Clematis, Hairy | Clematis hirsutissima | Ranunculaceae (Buttercup) | Blue |
| Clematis, Western White | Clematis ligusticifolia | Ranunculaceae (Buttercup) | White |
| Cliffbush, Fivepetal | Jamesia americana var. americana | Hydrangeaceae (Hydrangea) | White |
| Cliffrose, Stansbury's | Purshia mexicana var. stansburyana (Purshia stansburiana, Cowania stansburyana) |
Rosaceae (Rose) | White |
| Clover, Alpine | Trifolium dasyphyllum | Fabaceae (Pea) | Pink |
| Clover, Alsike | Trifolium hybridum | Fabaceae (Pea) | Pink |
| Clover, Deer | Trifolium nanum | Fabaceae (Pea) | Pink |
| Clover, Dwarf | Trifolium nanum | Fabaceae (Pea) | Pink |
| Clover, Parry's | Trifolium parryi | Fabaceae (Pea) | Pink |
| Clover, Red | Trifolium pratense | Fabaceae (Pea) | Pink |
| Clover, White | Trifolium repens | Fabaceae (Pea) | White |
| Clover, White Sweet | Melilotus albus | Fabaceae (Pea) | White |
| Clover, Yellow Sweet | Melilotus officinalis | Fabaceae (Pea) | Yellow |
| Collomia, Narrow-leaf | Collomia linearis | Polemoniaceae (Phlox) | Pink |
| Columbine, Colorado | Aquilegia coerulea | Ranunculaceae (Buttercup) | Blue |
| Columbine, Colorado Blue | Aquilegia coerulea | Ranunculaceae (Buttercup) | Blue |
| Columbine, Red | Aquilegia elegantula | Ranunculaceae (Buttercup) | Red |
| Columbine, Shooting Star | Aquilegia elegantula | Ranunculaceae (Buttercup) | Red |
| Columbine, Western Red | Aquilegia elegantula | Ranunculaceae (Buttercup) | Red |
| Coneflower, Cut-leaf | Rudbeckia laciniata var. ampla | Asteraceae (Sunflower) | Yellow |
| Coneflower, Green-head | Rudbeckia laciniata var. ampla | Asteraceae (Sunflower) | Yellow |
| Coneflower, Plains | Ratibida columnifera | Asteraceae (Sunflower) | Yellow |
| Coneflower, Montane | Rudbeckia montana (Rudbeckia occidentalis var. montana) |
Asteraceae (Sunflower) | Yellow |
| Coralroot, Early | Corallorhiza trifida | Orchidaceae (Orchid) | Green |
| Coralroot, Spotted | Corallorhiza maculata var. maculata | Orchidaceae (Orchid) | White |
| Coralroot, Summer | Corallorhiza maculata var. maculata | Orchidaceae (Orchid) | White |
| Coralroot, Yellow | Corallorhiza trifida | Orchidaceae (Orchid) | Yellow |
| Cornflower, Mountain | Centaurea montana | Asteraceae (Sunflower) | Blue |
| Corn Lily | Veratrum californicum var. californicum (Veratrum tenuipetalum) |
Melanthiaceae (False Hellebore) | White |
| Corydalis, Golden | Corydalis aurea | Papaveraceae (Poppy) | Yellow |
| Cowbane, Fendler's | Oxypolis fendleri | Apiaceae (Parsley) | White |
| Cow Parsnip | Heracleum sphondylium ssp. montanum (Heracleum maximum) |
Apiaceae (Parsley) | White |
| Crane's Bill, Purple | Geranium caespitosum | Geraniaceae (Geranium) | Pink |
| Cress, Hoary | Lepidium draba (Cardaria draba) |
Brassicaceae (Mustard) | White |
| Croton, Texas | Croton texensis | Euphorbiaceae (Spurge) | White |
| Cryptantha, Basin | Cryptantha ambigua | Boraginaceae (Forget-me-not) | White |
| Cryptantha, Calcareous | Cryptantha thyrsiflora (Oreocarya thyrsiflora) |
Boraginaceae (Forget-me-not) | White |
| Cryptantha, Fendler's | Cryptantha fendleri | Boraginaceae (Forget-me-not) | White |
| Cryptantha, James' | Cryptantha cinerea var. jamesii | Boraginaceae (Forget-me-not) | White |
| Cryptantha, Little | Cryptantha minima | Boraginaceae (Forget-me-not) | White |
| Cryptantha, Sanddune | Cryptantha fendleri | Boraginaceae (Forget-me-not) | White |
| Cryptantha, Silky | Cryptantha sericea (Oreocarya sericea) |
Boraginaceae (Forget-me-not) | White |
| Currant, Red Prickly | Ribes montigenum | Grossulariaceae (Gooseberry) | Red |
| Currant, Wolf's | Ribes wolfii | Grossulariaceae (Gooseberry) | White |
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|---|---|---|---|
| Daisy | Erigeron elatior | Asteraceae (Sunflower) | Purple |
| Daisy, Basin | Platyschkuhria integrifolia var. desertorum | Asteraceae (Sunflower) | Yellow |
| Daisy, Beautiful | Erigeron formosissimus | Asteraceae (Sunflower) | Blue |
| Daisy, Blackfoot | Melampodium leucanthum | Asteraceae (Sunflower) | White |
| Daisy, Blackheaded | Erigeron melanocephalus | Asteraceae (Sunflower) | White |
| Daisy, Coulter's | Erigeron coulteri | Asteraceae (Sunflower) | White |
| Daisy, Cutleaf | Erigeron compositus | Asteraceae (Sunflower) | White |
| Daisy, Engelmann's | Engelmannia peristenia (Engelmannia pinnatifida) |
Asteraceae (Sunflower) | Yellow |
| Daisy, Ives' Four-nerve | Tetraneuris ivesiana | Asteraceae (Sunflower) | Yellow |
| Daisy, Oxeye | Leucanthemum vulgare | Asteraceae (Sunflower) | White |
| Daisy, Pretty | Erigeron bellidiastrum | Asteraceae (Sunflower) | White |
| Daisy, Rockslide | Erigeron leiomerus | Asteraceae (Sunflower) | Purple |
| Daisy, Rocky Mountain Alpine | Erigeron grandiflorus | Asteraceae (Sunflower) | Purple |
| Daisy, Shaggy | Erigeron pumilus | Asteraceae (Sunflower) | Blue |
| Daisy, Showy | Erigeron speciosus | Asteraceae (Sunflower) | Purple |
| Daisy, Spreading | Erigeron divergens | Asteraceae (Sunflower) | White |
| Daisy, Stemless Four-nerve | Tetraneuris acaulis var. acaulis (Hymenoxys acaulis) |
Asteraceae (Sunflower) | Yellow |
| Daisy, Stemless Four-nerve | Tetraneuris acaulis var. caespitosa (Hymenoxys acaulis) |
Asteraceae (Sunflower) | Yellow |
| Daisy, Subalpine | Erigeron glacialis (Erigeron peregrinus) |
Asteraceae (Sunflower) | Purple |
| Daisy, Tahoka | Machaeranthera tanacetifolia | Asteraceae (Sunflower) | Purple |
| Daisy, Trailing | Erigeron flagellaris | Asteraceae (Sunflower) | White |
| Daisy, Whiteray | Erigeron coulteri | Asteraceae (Sunflower) | White |
| Dandelion, Common | Taraxacum officinale | Asteraceae (Sunflower) | Yellow |
| Dandelion, False | Agoseris glauca | Asteraceae (Sunflower) | Yellow |
| Dandelion, Horned | Taraxacum ceratophorum (Taraxacum officinale ssp. ceratophorum) |
Asteraceae (Sunflower) | Yellow |
| Dandelion, Northern | Taraxacum ceratophorum (Taraxacum officinale ssp. ceratophorum) |
Asteraceae (Sunflower) | Yellow |
| Dandelion, Sagebrush False | Nothocalais troximoides | Asteraceae (Sunflower) | Yellow |
| Death Camas, Mountain | Anticlea elegans (Zigadenus elegans) |
Melanthiaceae (False Hellebore) | White |
| Desert Prince's Plume | Stanleya pinnata | Brassicaceae (Mustard) | Yellow |
| Devil's Claw, Common | Proboscidea louisianica ssp. louisianica | Martyniaceae (Unicorn Plant) | White |
| Dock, Alpine | Rumex densiflorus | Polygonaceae (Buckwheat) | Pink |
| Dock, Curly | Rumex crispus | Polygonaceae (Buckwheat) | Pink |
| Dock, White Dock, Mexican |
Rumex triangulivalvis (Rumex salicifolius var. mexicanus) |
Polygonaceae (Buckwheat) | Green |
| Dogbane, Spreading | Apocynum androsaemifolium | Apocynaceae (Dogbane) | White |
| Dogwood, Bunchberry | Cornus canadensis | Cornaceae (Dogwood) | White |
| Draba, Alpine Tundra | Draba streptobrachia | Brassicaceae (Mustard) | Yellow |
| Draba, Golden | Draba aurea | Brassicaceae (Mustard) | Yellow |
| Draba, Slender | Draba albertina | Brassicaceae (Mustard) | Yellow |
| Draba, Snowbed | Draba crassifolia | Brassicaceae (Mustard) | Yellow |
| Draba, Thickleaf | Draba crassa | Brassicaceae (Mustard) | Yellow |
| Dragonhead, American | Dracocephalum parviflorum (Moldavica parviflora) |
Lamiaceae (Mint) | Pink |
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|---|---|---|---|
| Elderberry, Blue | Sambucus nigra ssp. cerulea | Adoxaceae (Muskroot) | White |
| Elderberry, Red | Sambucus racemosa | Adoxaceae (Muskroot) | White |
| Elephant Heads | Pedicularis groenlandica | Orobanchaceae (Broomrape) | Pink |
| Elkweed | Frasera speciosa | Gentianaceae (Gentian) | White |
| Evening Primrose, Common | Oenothera villosa ssp. strigosa | Onagraceae (Evening Primrose) | Yellow |
| Evening Primrose, Common | Oenothera villosa ssp. villosa | Onagraceae (Evening Primrose) | Yellow |
| Evening Primrose, Crown-leaf | Oenothera coronopifolia | Onagraceae (Evening Primrose) | White |
| Evening Primrose, Cut-leaf | Oenothera coronopifolia | Onagraceae (Evening Primrose) | White |
| Evening Primrose, Hairy | Oenothera villosa ssp. strigosa | Onagraceae (Evening Primrose) | Yellow |
| Evening Primrose, Hairy | Oenothera villosa ssp. villosa | Onagraceae (Evening Primrose) | Yellow |
| Evening Primrose, Long-tube | Oenothera flava | Onagraceae (Evening Primrose) | Yellow |
| Evening Primrose, Tufted | Oenothera cespitosa ssp. cespitosa | Onagraceae (Evening Primrose) | White |
| Evening Primrose, Whitest | Oenothera albicaulis | Onagraceae (Evening Primrose) | White |
| Evening Primrose, Yellow | Oenothera flava | Onagraceae (Evening Primrose) | Yellow |
| Fairy-candelabra, Northern | Androsace septentrionalis | Primulaceae (Primrose) | White |
| Fairy Slipper | Calypso bulbosa var. americana | Orchidaceae (Orchid) | Yellow |
| Fairy Trumpet | Ipomopsis aggregata | Polemoniaceae (Phlox) | Red |
| False Goldenaster, Alpine | Heterotheca pumila | Asteraceae (Sunflower) | Yellow |
| False Goldenaster, Foliose | Heterotheca villosa var. foliosa (Heterotheca foliosa) |
Asteraceae (Sunflower) | Yellow |
| False Goldenaster, Hairy | Heterotheca villosa var. minor (Heterotheca var. hispida) |
Asteraceae (Sunflower) | Yellow |
| False Goldenaster, Hairy | Heterotheca villosa var. nana (Heterotheca horrida) |
Asteraceae (Sunflower) | Yellow |
| False Goldenaster, Hairy | Heterotheca villosa var. villosa | Asteraceae (Sunflower) | Yellow |
| False Hellebore, California | Veratrum californicum var. californicum (Veratrum tenuipetalum) |
Melanthiaceae (False Hellebore) | White |
| Filaree | Erodium cicutarium | Geraniaceae (Geranium) | Pink |
| Fir, Douglas | Pseudotsuga menziesii var. glauca | Pinaceae (Pine) | Yellow |
| Fireweed | Chamerion angustifolium | Onagraceae (Evening Primrose) | Pink |
| Fireweed, Alpine Fireweed, Dwarf |
Chamerion latifolium | Onagraceae (Evening Primrose) | Pink |
| Fitweed | Corydalis caseana ssp. brandegeei | Papveraceae (Poppy) | White |
| Five-eyes, Gray | Chamaesaracha coniodes | Solanaceae (Nightshade) | White |
| Flax, Blue | Linum lewisii | Linaceae (Flax) | Blue |
| Fleabane, Aspen | Erigeron speciosus | Asteraceae (Sunflower) | Blue/Purple |
| Fleabane, Beautiful | Erigeron formosissimus | Asteraceae (Sunflower) | Blue |
| Fleabane, Blackheaded | Erigeron melanocephalus | Asteraceae (Sunflower) | White |
| Fleabane, Featherleaf | Erigeron pinnatisectus | Asteraceae (Sunflower) | Purple |
| Fleabane, Fernleaf | Erigeron compositus | Asteraceae (Sunflower) | White |
| Fleabane, Shaggy | Erigeron pumilus | Asteraceae (Sunflower) | Blue |
| Fleabane, Spreading | Erigeron divergens | Asteraceae (Sunflower) | Purple |
| Fleabane, Subalpine | Erigeron glacialis (Erigeron peregrinus) |
Asteraceae (Sunflower) | Purple |
| Fleabane, Tall | Erigeron elatior | Asteraceae (Sunflower) | Purple |
| Fleabane, Trailing | Erigeron flagellaris | Asteraceae (Sunflower) | White |
| Fleabane, Western | Erigeron bellidiastrum | Asteraceae (Sunflower) | White |
| Fogfruit, Wedgeleaf | Phyla cuneifolia | Verbenaceae (Verbena) | White |
| Forget-me-not, Arctic Alpine | Eritrichium nanum | Boraginaceae (Forget-me-not) | Blue |
| Forget-me-not, Tall | Hackelia floribunda | Boraginaceae (Forget-me-not) | Blue |
| Four O'clock, Colorado | Mirabilis multiflora var. multiflora | Nyctaginaceae (Four O'clock) | Pink |
| Four O'clock, Hairy | Mirabilis albida | Nyctaginaceae (Four O'clock) | White |
| Four O'clock, Narrow-leaf | Mirabilis linearis | Nyctaginaceae (Four O'clock) | Pink |
| Four O'clock, Spreading | Mirabilis oxybaphoides | Nyctaginaceae (Four O'clock) | Pink |
| Four O'clock, White | Mirabilis albida | Nyctaginaceae (Four O'clock) | White |
| Fumewort, Sierra | Corydalis caseana ssp. brandegeei | Papaveraceae (Poppy) | White |
| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Gaura, Scarlet | Oenothera suffrutescens | Onagraceae (Evening Primrose) | Pink |
| Gayfeather, Dotted | Liatris punctata (Liatris mucronata) |
Asteraceae (Sunflower) | Purple |
| Gentian, Arctic | Gentiana algida | Gentianaceae (Gentian) | White |
| Gentian, Autumn Dwarf Gentian, Dwarf Gentian, Little |
Gentianella amarella (Gentianella acuta) |
Gentianaceae (Gentian) | Purple |
| Gentian, Moss | Gentiana prostrata (Chondrophylla prostrata) |
Gentianaceae (Gentian) | Blue |
| Gentian, Mountain Gentian, Parry's |
Gentiana parryi (Pneumonanthe parryi) |
Gentianaceae (Gentian) | Blue |
| Gentian, Perennial Fringed | Gentianopsis barbellata | Gentianaceae (Gentian) | Purple |
| Gentian, Pleated | Gentiana affinis (Pneumonanthe affinis) |
Gentianaceae (Gentian) | Blue |
| Gentian, Pygmy | Gentiana prostrata (Chondrophylla prostrata) |
Gentianaceae (Gentian) | Blue |
| Gentian, Rocky Mountain | Gentiana affinis (Pneumonanthe affinis) |
Gentianaceae (Gentian) | Blue |
| Gentian, Rocky Mountain Fringed | Gentianopsis thermalis | Gentianaceae (Gentian) | Purple |
| Geranium, Richardson's | Geranium richardsonii | Geraniaceae (Geranium) | White |
| Geranium, Sticky Purple | Geranium viscosissimum | Geraniaceae (Geranium) | Pink |
| Geranium, Tufted | Geranium caespitosum | Geraniaceae (Geranium) | Pink |
| Geranium, Wild | Geranium richardsonii | Geraniaceae (Geranium) | White |
| Germander, Cut-leaf | Teucrium laciniatum | Lamiaceae (Mint) | White |
| Giant Hyssop, Horsemint Giant Hyssop, Nettleleaf |
Agastache urticifolia | Lamiaceae (Mint) | White |
| Gilia, Eyed | Gila ophthalmoides | Polemoniaceae (Phlox) | White |
| Gilia, Scarlet | Ipomopsis aggregata | Polemoniaceae (Phlox) | Red |
| Globeflower | Trollius albiflorus (Trollius laxus ssp. albiflorus) |
Ranunculaceae (Buttercup) | White |
| Globemallow, Scarlet | Sphaeralcea coccinea | Malvaceae (Mallow) | Orange |
| Globemallow, Small-leaf | Sphaeralcea parvifolia | Malvaceae (Mallow) | Orange |
| Goathead | Tribulus terrestris | Zygophyllaceae (Caltrop) | Yellow |
| Goat's Beard | Ramaraia flava | Gomphaceae | |
| Goatsbeard | Tragopogon dubius | Asteraceae (Sunflower) | Yellow |
| Golden Banner Goldenbanner, Mountain |
Thermopsis montana (Thermopsis rhombifolia var. montana) |
Fabaceae (Pea) | Yellow |
| Golden Bush | Ericameria nauseosa | Asteraceae (Sunflower) | Yellow |
| Goldeneye, Nevada Goldeneye, Showy |
Heliomeris multiflora var. nevadensis (Viguiera multiflora var. nevadensis) |
Asteraceae (Sunflower) | Yellow |
| Golden Glow | Rudbeckia laciniata var. ampla | Asteraceae (Sunflower) | Yellow |
| Goldenrod, Canadian | Solidago canadensis | Asteraceae (Sunflower) | Yellow |
| Goldenrod, Mt. Albert | Solidago simplex var. simplex | Asteraceae (Sunflower) | Yellow |
| Goldenrod, Parry's | Oreochrysum parryi | Asteraceae (Sunflower) | Yellow |
| Goldenrod, Prairie | Solidago missouriensis | Asteraceae (Sunflower) | Yellow |
| Goldenrod, Rocky Mountain | Solidago multiradiata | Asteraceae (Sunflower) | Yellow |
| Goldenrod, Smooth | Solidago missouriensis | Asteraceae (Sunflower) | Yellow |
| Goldenrod, Sticky | Solidago simplex var. simplex | Asteraceae (Sunflower) | Yellow |
| Goldenweed, Curlyhead | Pyrrocoma crocea var. crocea | Asteraceae (Sunflower) | Yellow |
| Goldenweed, Parry's | Oreochrysum parryi | Asteraceae (Sunflower) | Yellow |
| Goldenweed, Plantain | Pyrrocoma uniflora var. uniflora | Asteraceae (Sunflower) | Yellow |
| Goldenweed, Pygmy | Tonestus pygmaeus (Haplopappus pygmaeus) |
Asteraceae (Sunflower) | Yellow |
| Goldenweed, Tranquil | Pyrrocoma clementis var. clementis | Asteraceae (Sunflower) | Yellow |
| Goldflower | Tetraneuris acaulis var. acaulis (Hymenoxys acaulis) |
Asteraceae (Sunflower) | Yellow |
| Goldflower | Tetraneuris acaulis var. caespitosa (Hymenoxys acaulis) |
Asteraceae (Sunflower) | Yellow |
| Gooseberry Gooseberry, Mountain |
Ribes montigenum | Grossulariaceae (Gooseberry) | Pink |
| Goosefoot, Blite | Chenopodium capitatum | Amaranthaceae (Amaranth) | Red |
| Goosefoot, Narrowleaf | Chenopodium leptophyllum | Amaranthaceae (Amaranth) | Green |
| Goosefoot, Pinyon | Chenopodium atrovirens | Amaranthaceae (Amaranth) | Green |
| Goosefoot, Pitseed | Chenopodium berlandieri | Amaranthaceae (Amaranth) | Green |
| Grape, Bush Grape, Maple-leaf |
Vitis acerifolia | Vitaceae (Grape) | White |
| Grass of Parnassus | Parnassia fimbriata | Celastraceae (Staff-tree) | Green |
| Gravel-root, Western Spotted | Eutrochium maculatum var. bruneri (Eupatoriadelphus maculatus var. bruneri) |
Asteraceae (Sunflower) | Purple |
| Greasewood Black Greasewood |
Sarcobatus vermiculatus | Sarcobataceae (Greasewood) | Yellow |
| Groundcherry, Purple | Quincula lobata | Solanaceae (Nightshade) | Purple |
| Groundsel, Alpine Rock | Packera werneriifolia | Asteraceae (Sunflower) | Yellow |
| Groundsel, Arrowleaf | Senecio triangularis | Asteraceae (Sunflower) | Yellow |
| Groundsel, Cleft-leaf | Packera streptanthifolia | Asteraceae (Sunflower) | Yellow |
| Groundsel, Cutleaf | Senecio eremophilus var. kingii | Asteraceae (Sunflower) | Yellow |
| Groundsel, Falsegold | Packera pseudaurea var. flavula | Asteraceae (Sunflower) | Yellow |
| Groundsel, Fendler's | Packera fendleri | Asteraceae (Sunflower) | Yellow |
| Groundsel, Hoary | Packera werneriifolia | Asteraceae (Sunflower) | Yellow |
| Groundsel, Holm's | Senecio amplectens var. holmii | Asteraceae (Sunflower) | Yellow |
| Groundsel, Rocky Mountain | Packera streptanthifolia | Asteraceae (Sunflower) | Yellow |
| Groundsel, Saffron | Packera crocata | Asteraceae (Sunflower) | Yellow |
| Groundsel, Threadleaf | Senecio flaccidus var. flaccidus | Asteraceae (Sunflower) | Yellow |
| Groundsel, Western Golden | Senecio eremophilus var. kingii | Asteraceae (Sunflower) | Yellow |
| Groundsmoke, Spreading | Gayophytum diffusum ssp. parviflorum | Onagraceae (Evening Primrose) | White |
| Gumweed, Curlycup | Grindelia squarrosa | Asteraceae (Sunflower) | Yellow |
| Gumweed, Pointed | Grindelia fastigiata | Asteraceae (Sunflower) | Yellow |
| Gumweed, Subalpine | Grindelia subalpina | Asteraceae (Sunflower) | Yellow |
|
|
|
|
|
|---|---|---|---|
| Haircap | Polytrichum commune | Polytrichaceae (Aloe Moss) | |
| Haircap, Slender | Polytrichum strictum | Polytrichaceae (Aloe Moss) | |
| Hairgrass, Tufted | Deschampsia cespitosa | Poaceae (Grass) | |
| Hardheads | Rhaponticum repens (Acroptilon repens) | Asteraceae (Sunflower) | Purple |
| Harebell | Campanula rotundifolia | Campanulaceae (Bellflower) | Blue |
| Harebell, Parry's | Campanula parryi | Campanulaceae (Bellflower) | Blue |
| Hawk's-beard, Slender | Crepis atribarba | Asteraceae (Sunflower) | Yellow |
| Hawkweed, Orange | Hieracium aurantiacum | Asteraceae (Sunflower) | Orange |
| Hawkweed, Whiteflower | Hieracium albiflorum | Asteraceae (Sunflower) | White |
| Hawkweed, Orange | Hieracium aurantiacum | Asteraceae (Sunflower) | Orange |
| Hawkweed, Woolly | Hieracium triste | Asteraceae (Sunflower) | Yellow |
| Helianthella, Five-nerve | Helianthella quinquenervis | Asteraceae (Sunflower) | Yellow |
| Hemlock-parsley, Rocky Mountain | Cionoselinum scopulorum | Apiaceae (Parsley) | White |
| Hemlock, Poison | Conium maculatum | Apiaceae (Parsley) | White |
| Hemp, Indian | Apocynum cannabinum | Apocynaceae (Dogbane) | White |
| Hogweed, Little | Portulaca oleracea | Caryophyllaceae (Pink) | Yellow |
| Honeysuckle, Twinberry | Lonicera involucrata | Caprifoliaceae (Honeysuckle) | Yellow |
| Hopi Tea Greenthread | Thelesperma megapotamicum | Asteraceae (Sunflower) | Yellow |
| Horsetail, Scouring-rush | Equisetum hyemale ssp. affine | Equisetaceae (Horsetail) | Brown |
| Horsetail, Smooth | Equisetum laevigatum | Equisetaceae (Horsetail) | Brown |
| Huckleberry, Broom | Vaccinium scoparium | Ericaceae (Heath) | Pink |
| Hymenopappus, Fineleaf | Hymenopappus filifolius var. cinereus | Asteraceae (Sunflower) | Yellow |
| Hymenopappus, Fineleaf | Hymenopappus filifolius var. polycephalus | Asteraceae (Sunflower) | Yellow |
| Hymenopappus, Manyhead | Hymenopappus filifolius var. polycephalus | Asteraceae (Sunflower) | Yellow |
| Hymenoxys, Stemless | Tetraneuris acaulis var. acaulis (Hymenoxys acaulis) |
Asteraceae (Sunflower) | Yellow |
| Hymenoxys, Stemless | Tetraneuris acaulis var. caespitosa (Hymenoxys acaulis) |
Asteraceae (Sunflower) | Yellow |
| Ipomopsis, Hoosier Pass | Ipomopsis globularis | Polemoniaceae (Phlox) | Blue |
| Ipomopsis, Iron | Ipomopsis laxiflora | Polemoniaceae (Phlox) | White |
| Ipomopsis, Long-flowered | Ipomopsis longiflora | Polemoniaceae (Phlox) | White |
| Iris, Rocky Mountain Iris, Wild |
Iris missouriensis | Iridaceae (Iris) | Purple |
| Jacob's Ladder | Polemonium pulcherrimum ssp. delicatum | Polemoniaceae (Phlox) | Blue |
| Jacob's Ladder, Leafy Jacob's Ladder, Tall |
Polemonium foliossisimum | Polemoniaceae (Phlox) | Blue |
| Jimson-weed | Datura wrightii | Solanaceae (Nightshade) | White |
| Joe-pye Weed | Eutrochium maculatum var. bruneri (Eupatoriadelphus maculatus var. bruneri) |
Asteraceae (Sunflower) | Purple |
| Kinnikinnick | Arctostaphylos uva-ursi | Ericaceae (Heath) | White |
| King's Crown | Rhodiola integrifolia (Sedum integrifolium) |
Crassulaceae (Stonecrop) | Red |
| Knapweed, Russian | Rhaponticum repens (Acroptilon repens) |
Asteraceae (Sunflower) | Purple |
| Knotweed, Sawatch | Polygonum sawatchense ssp. sawatchense | Polygonaceae (Buckwheat) | White |
| Knotweed, Water | Persicaria amphibia (Polygonum amphibium) |
Polygonaceae (Buckwheat) | Pink |
| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Lady's Tresses Lady's Tresses, Hooded |
Spiranthes romanzoffiana | Orchidaceae (Orchid) | White |
| Larkspur, Carolina | Delphinium carolinianum ssp. virescens | Rananuculaceae (Buttercup) | White |
| Larkspur, Geyer's | Delphinium geyeri | Rananuculaceae (Buttercup) | Purple |
| Larkspur, Nuttall's | Delphinium nuttallianum | Rananuculaceae (Buttercup) | Purple |
| Larkspur, Plains | Delphinium carolinianum ssp. virescens | Rananuculaceae (Buttercup) | White |
| Larkspur, Subalpine | Delphinium barbeyi | Rananuculaceae (Buttercup) | Purple |
| Larkspur, Two-lobed | Delphinium nuttallianum | Rananuculaceae (Buttercup) | Purple |
| Larkspur, White | Delphinium carolinianum ssp. virescens | Rananuculaceae (Buttercup) | White |
| Laurel, Alpine | Kalmia microphylla | Ericaceae (Heath) | Pink |
| Lemonscent | Pectis angustifolia var. angustifolia | Asteraceae (Sunflower) | Yellow |
| Lettuce, Blue | Mulgedium oblongifolium (Mulgedium pulchellum, Lactuca pulchella, Lactuca tatarica var. pulchella) |
Asteraceae (Sunflower) | Blue |
| Lettuce, Prickly | Lactuca serriola | Asteraceae (Sunflower) | Yellow |
| Lichen, Bristly Beard | Usnea hirta | Parmeliaceae | |
| Lichen, Hooded Tube | Hypogymnia physodes | Parmeliaceae | |
| Lichen, Cup | Cladonia chlorophaea | Cladoniaceae | |
| Licorice-root, Idaho | Ligusticum tenuifolium | Apiaceae (Parsley) | White |
| Licorice, Wild Licorice, American |
Glycyrrhiza lepidota | Fabaceae (Pea) | White |
| Lily, Alpine | Lloydia serotina | Liliaceae (Lily) | White |
| Lily, Mariposa | Calochortus gunnisonii | Liliaceae (Lily) | White |
| Lily, Sego | Calochortus nuttallii | Liliaceae (Lily) | White |
| Lily of the Valley, Starry False | Maianthemum stellatum (Smilacina stellata) |
Asparagaceae (Asparagus) | White |
| Lily of the Valley, Feathery False | Maianthemum racemosum ssp. amplexicaule (Smilacina racemosa) | Asparagaceae (Asparagus) | White |
| Locoweed, Showy | Oxytropis splendens | Fabaceae (Pea) | Purple |
| Locoweed, White | Oxytropis sericea var. sericea | Fabaceae (Pea) | White |
| Locust, New Mexico | Robinia neomexicana | Fabaceae (Pea) | Pink |
| Lousewort, Alpine | Pedicularis sudetica ssp. scopulorum | Orobanchaceae (Broomrape) | Pink |
| Lousewort, Payson's | Pedicularis bracteosa var. paysoniana | Orobanchaceae (Broomrape) | Yellow |
| Lovage, Fern-leaf | Ligusticum tenuifolium | Apiaceae (Parsley) | White |
| Lupine, Baker's | Lupinus bakeri | Fabaceae (Pea) | Blue |
| Lupine, Big-leaf | Lupinus prunophilus (Lupinus polyphyllus var. prunophilus) | Fabaceae (Pea) | Blue |
| Lupine, Dwarf | Lupinus caespitosus | Fabaceae (Pea) | Blue |
| Lupine, Shortstem | Lupinus brevicaulis | Fabaceae (Pea) | Blue |
| Lupine, Silver-stem Lupine, Silvery |
Lupinus argenteus | Fabaceae (Pea) | Blue |
| Lupine, Tailcup | Lupinus caudatus | Fabaceae (Pea) | Blue |
| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Madwort Pale | Alyssum alyssoides | Brassicaceae (Mustard) | Yellow |
| Mallow, Common Mallow, Dwarf |
Malva neglecta | Malvaceae (Mallow) | White |
| Mallow, White Checker | Sidalcea candida | Malvaceae (Mallow) | White |
| Maple, Rocky Mountain | Acer glabrum var. glabrum | Sapindaceae (Soapberry) | Green |
| Marsh-marigold Marsh-marigold, White |
Caltha leptosepala | Ranunculaceae (Buttercup) | White |
| Mayweed, Scentless | Tripleurospermum inodorum (Matricaria perforata) |
Asteraceae (Sunflower) | White |
| Meadowrue, Fendler's | Thalictrum fendleri (Thalictrum fendleri var. fendleri) |
Ranunculaceae (Buttercup) | White |
| Milkvetch, Alpine | Astragalus alpinus var. alpinus | Fabaceae (Pea) | Purple |
| Milkvetch, Chickpea | Astragalus cicer | Fabaceae (Pea) | White |
| Milkvetch, Cicer | Astragalus cicer | Fabaceae (Pea) | White |
| Milkvetch, Field | Astragalus agrestis | Fabaceae (Pea) | White |
| Milkvetch, Flexible | Astragalus flexuosus | Fabaceae (Pea) | Purple |
| Milkvetch, Hall's | Astragalus hallii | Fabaceae (Pea) | Purple |
| Milkvetch, Kremmling | Astragalus osterhoutii | Fabaceae (Pea) | White |
| Milkvetch, Lesser Rushy | Astragalus convallarius | Fabaceae (Pea) | White |
| Milkvetch, Osterhout's | Astragalus osterhoutii | Fabaceae (Pea) | White |
| Milkvetch, Patterson | Astragalus pattersonii | Fabaceae (Pea) | White |
| Milkvetch, Prairie | Astragalus laxmannii var. robustior (Astragalus adsurgens var. robustior) | Fabaceae (Pea) | Purple |
| Milkvetch, Purple | Astragalus agrestis | Fabaceae (Pea) | Purple |
| Milkvetch, Rocky Mountain | Astragalus scopulorum | Fabaceae (Pea) | White |
| Milkvetch, Short's | Astragalus shortianus | Fabaceae (Pea) | Purple |
| Milkvetch, Slender | Astragalus gracilis | Fabaceae (Pea) | Purple |
| Milkvetch, Spiny | Astragalus kentrophyta | Fabaceae (Pea) | White |
| Milkvetch, Timber | Astragalus convallarius | Fabaceae (Pea) | White |
| Milkvetch, Timber | Astragalus miser | Fabaceae (Pea) | White |
| Milkweed, Engelmann's | Asclepias engelmanniana | Apocynaceae (Dogbane) | White |
| Milkweed, Horsetail | Asclepias subverticillata | Apocynaceae (Dogbane) | White |
| Milkweed, Low | Asclepias pumila | Apocynaceae (Dogbane) | White |
| Milkweed, Plains | Asclepias pumila | Apocynaceae (Dogbane) | White |
| Milkweed, Showy | Asclepias speciosa | Apocynaceae (Dogbane) | Pink |
| Milkweed, Whorled | Asclepias subverticillata | Apocynaceae (Dogbane) | White |
| Miterwort, Fivestamen Miterwort, Green |
Mitella pentandra (Pectiantia pentandra) |
Saxifragaceae (Saxifrage) | Green |
| Miterwort, Side-flowered Miterwort, Smallflower Miterwort, Starry |
Mitella stauropetala | Saxifragaceae (Saxifrage) | White |
| Mock Orange, Littleleaf | Philadelphus microphyllus | Hydrangeaceae (Hydrangea) | White |
| Monkeyflower, Colorado | Erythranthe minor (Mimulus minor) |
Phrymaceae (Lopseed) | Yellow |
| Monkeyflower, Common | Erythranthe guttata (Mimulus guttatus) |
Phrymaceae (Lopseed) | Yellow |
| Monkeyflower, Subalpine | Erythranthe tilingii (Mimulus tilingii) |
Phrymaceae (Lopseed) | Yellow |
| Monkeyflower, Yellow | Erythranthe guttata (Mimulus guttatus) |
Phrymaceae (Lopseed) | Yellow |
| Monk's Hood | Aconitum columbianum | Ranunculaceae (Buttercup) | Purple |
| Monument Plant | Frasera speciosa | Gentianaceae (Gentian) | White/Green |
| Morning-glory, Dwarf Shaggy | Evolvulus nuttallianus | Convolvulaceae (Morning Glory) | Purple |
| Moss, Philonitis | Philonotis fontana | Bartramiaceae | |
| Mountain Dryad | Dryas octopetala | Rosaceae (Rose) | White |
| Mountain Lover | Paxistima myrsinites | Celastraceae (Staff-tree) | Pink |
| Mountain Mahogany, Alderleaf Mountain Mahogany, Birchleaf |
Cercocarpus montanus | Rosaceae (Rose) | Pink |
| Mule's Ears, Northern | Wyethia amplexicaulis | Asteraceae (Sunflower) | Yellow |
| Mullein | Verbascum thapsus | Scrophulariaceae (Figwort) | Yellow |
| Mustard, Jim Hill | Sisymbrium altissimum | Brassicaceae (Mustard) | Yellow |
| Mustard, Small Tumbleweed | Sisymbrium loeselii | Brassicaceae (Mustard) | Yellow |
| Mustard, Tumble | Sisymbrium altissimum | Brassicaceae (Mustard) | Yellow |
| Nightshade, Cutleaf | Solanum triflorum | Solanaceae (Nightshade) | White |
| Nightshade, Gray False | Chamaesaracha coniodes | Solanaceae (Nightshade) | White |
| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Old-man-of-the-mountain | Hymenoxys grandiflora (Tetraneuris grandiflora, Rydbergia grandiflora) |
Asteraceae (Sunflower) | Yellow |
| Olive, Russian | Elaeagnus angustifolia | Elaeagnaceae (Oleaster) | Yellow |
| Onion, Brandegee's | Allium brandegeei | Amaryllidaceae (Amaryllis) | White |
| Onion, Geyer's | Allium geyeri var. geyerii | Amaryllidaceae (Amaryllis) | Pink |
| Onion, Nodding | Allium cernuum | Amaryllidaceae (Amaryllis) | Pink |
| Onion, Taper-tip | Allium acuminatum | Amaryllidaceae (Amaryllis) | Pink |
| Orchid, Blunt-leaf | Platanthera obtusata | Orchidaceae (Orchid) | Green/White |
| Orchid, Calypso | Calypso bulbosa var. americana | Orchidaceae (Orchid) | Yellow |
| Orchid, Green Bog Orchid, Northern Green |
Platanthera aquilonis | Orchidaceae (Orchid) | Green |
| Orchid, Rattlesnake Plantain | Goodyera oblongifolia | Orchidaceae (Orchid) | White |
| Orchid, White Bog | Platanthera dilatata var. albiflora | Orchidaceae (Orchid) | White |
| Owl's-claws | Hymenoxys hoopesii | Asteraceae (Sunflower) | Yellow |
| Owl's-clover | Orthocarpus luteus | Orobanchaceae (Broomrape) | Yellow |
| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Paintbrush, Devil's | Hieracium aurantiacum | Asteraceae (Sunflower) | Orange |
| Paintbrush, Narrow-leaf | Castilleja linariifolia | Orobanchaceae (Broomrape) | Red |
| Paintbrush, Rosy | Castilleja rhexiifolia | Orobanchaceae (Broomrape) | Red |
| Paintbrush, Scarlet Paintbrush, Red Indian |
Castilleja miniata | Orobanchaceae (Broomrape) | Red |
| Paintbrush, Splitleaf Indian | Castilleja rhexiifolia | Orobanchaceae (Broomrape) | Red |
| Paintbrush, Sulphur Indian | Castilleja sulphurea | Orobanchaceae (Broomrape) | Yellow |
| Paintbrush, Western Indian | Castilleja occidentalis | Orobanchaceae (Broomrape) | Yellow |
| Paintbrush, Whole-leaf Indian | Castilleja integra | Orobanchaceae (Broomrape) | Red |
| Paintbrush, Wyoming | Castilleja linariifolia | Orobanchaceae (Broomrape) | Red |
| Paintbrush, Yellow Indian | Castilleja flava | Orobanchaceae (Broomrape) | Yellow |
| Parrot's Beak | Pedicularis racemosa ssp. alba | Orobanchaceae (Broomrape) | White |
| Parsley, Alpine | Oreoxis alpina (Cymopterus alpinus) |
Apiaceae (Parsley) | Yellow< |
| Parsley, Mountain | Pseudocymopterus montanus (Cymopterus lemmonii) |
Apiaceae (Parsley) | Yellow |
| Pasqueflower | Pulsatilla patens ssp. multifida (Anemone patens ssp. multifida) |
Ranunculaceae (Buttercup) | Lavender |
| Pearly Everlasting | Anaphalis margaritacea | Asteraceae (Sunflower) | White |
| Pea, Everlasting | Lathyrus latifolius | Fabaceae (Pea) | Pink |
| Pea, Aspen | Lathyrus laetivirens | Fabaceae (Pea) | White |
| Pea, Perennial | Lathyrus latifolius | Fabaceae (Pea) | Pink |
| Pectis, Narrowleaf | Pectis angustifolia var. angustifolia | Asteraceae (Sunflower) | Yellow |
| Pennycress, Alpine | Noccaea fendleri ssp. glauca (Noccaea montana, Thlaspi montanum) |
Brassicaceae (Mustard) | White |
| Pennycress, Field | Thlaspi arvense | Brassicaceae (Mustard) | White |
| Penstemon, Alpine Sawsepal | Penstemon glaber var. alpinus | Plantaginaceae (Plantain) | Blue |
| Penstemon, Beardless Sidebells | Penstemon virgatus var. asa-grayi | Plantaginaceae (Plantain) | Purple |
| Penstemon, Beardlip | Penstemon barbatus var. torreyi | Plantaginaceae (Plantain) | Red |
| Penstemon, Crandall's | Penstemon crandallii var. crandallii | Plantaginaceae (Plantain) | Blue |
| Penstemon, Clustered | Penstemon procerus var.procerus | Plantaginaceae (Plantain) | Blue/Purple |
| Penstemon, Kremmling | Penstemon penlandii | Plantaginaceae (Plantain) | Blue |
| Penstemon, Little | Penstemon procerus var.procerus | Plantaginaceae (Plantain) | Blue/Purple |
| Penstemon, Mat | Penstemon caespitosum | Plantaginaceae (Plantain) | Purple |
| Penstemon, Mesa | Penstemon mensarum | Plantaginaceae (Plantain) | Blue |
| Penstemon, Palmer's | Penstemon palmeri var. palmeri | Plantaginaceae (Plantain) | Pink |
| Penstemon, Penland's | Penstemon penlandii | Plantaginaceae (Plantain) | Blue |
| Penstemon, Rocky Mountain | Penstemon strictus | Plantaginaceae (Plantain) | Blue/Purple |
| Penstemon, Rydberg's | Penstemon rydbergii | Plantaginaceae (Plantain) | Blue/Purple |
| Penstemon, Torrey's | Penstemon barbatus var. torreyi | Plantaginaceae (Plantain) | Red |
| Penstemon, Whipple's | Penstemon whippleanus | Plantaginaceae (Plantain) | Purple |
| Penstemon, Whipple's | Penstemon whippleanus | Plantaginaceae (Plantain) | White |
| Penstemon, White | Penstemon albidus | Plantaginaceae (Plantain) | White |
| Peppergrass | Lepidium virginicum | Brassicaceae (Mustard) | White |
| Pepperweed, Broadleaf | Lepidium latifolium | Brassicaceae (Mustard) | White |
| Pepperweed, Mountain | Lepidium montanum | Brassicaceae (Mustard) | White |
| Pepperweed, Virginia | Lepidium virginicum | Brassicaceae (Mustard) | White |
| Perky Sue | Tetraneuris ivesiana | Asteraceae (Sunflower) | Yellow |
| Phacelia, Rocky Mountain | Phacelia denticulata | Boraginaceae (Forget-me-not) | Blue |
| Phacelia, Silky | Phacelia sericea | Boraginaceae (Forget-me-not) | Purple |
| Phacelia, Vari-leaf Phacelia, Wand |
Phacelia heterophylla | Boraginaceae (Forget-me-not) | White |
| Phlox, Alpine Phlox, Dwarf |
Phlox condensata | Polemoniaceae (Phlox) | White |
| Phlox, Many-flowered | Phlox multiflora | Polemoniaceae (Phlox) | White |
| Phlox,Plains | Phlox andicola | Polemoniaceae (Phlox) | White |
| Phlox, Rocky Mountain | Phlox multiflora | Polemoniaceae (Phlox) | White |
| Pincushion, Alpine | Chaenactis douglasii var. alpina | Asteraceae (Sunflower) | Yellow |
| Pinedrops, Woodland | Pterospora andromedea | Ericaceae (Heath) | Red |
| Pine, Bristlecone | Pinus aristata | Pinaceae (Pine) | Yellow |
| Pine, Limber | Pinus flexilis | Pinaceae (Pine) | Yellow |
| Pine, Lodgepole | Pinus contorta var. latifolia | Pinaceae (Pine) | Yellow |
| Pink, Deptford | Dianthus armeria | Caryophyllaceae (Pink) | Pink |
| Plantain, English | Plantago lanceolata | Plantaginaceae (Plantain) | White |
| Plantain, Rattlesnake | Goodyera oblongifolia | Orchidaceae (Orchid) | White |
| Plantain, Narrowleaf | Plantago lanceolata | Plantaginaceae (Plantain) | White |
| Plantain, Ribwort | Plantago lanceolata | Plantaginaceae (Plantain) | White |
| Plantain, Western Rattlesnake | Goodyera oblongifolia | Orchidaceae (Orchid) | White |
| Plantain, Woolly | Plantago patagonica | Plantaginaceae (Plantain) | White |
| Polemonium, Sticky | Polemonium viscosum | Polemoniaceae (Phlox) | Blue |
| Poppy, Thistle | Argemone polyanthemos | Papaveraceae (Poppy) | White |
| Prairie-clover, Nine-anther | Dalea enneandra | Fabaceae (Pea) | White |
| Prairie-clover, Purple | Dalea purpurea | Fabaceae (Pea) | Purple |
| Prairie-clover, White | Dalea candida | Fabaceae (Pea) | White |
| Prairie Smoke | Geum triflorum | Rosaceae (Rose) | Pink |
| Prickly Pear, Hairspine | Opuntia polyacantha var. polyacantha | Cactaceae (Cactus) | Yellow |
| Prickly Pear, Plains | Opuntia macrorhiza | Cactaceae (Cactus) | Yellow |
| Prickly Pear, Starvation | Opuntia polyacantha var. polyacantha | Cactaceae (Cactus) | Yellow |
| Prickly Pear, Tulip | Opuntia phaeacantha | Cactaceae (Cactus) | Yellow |
| Prickly Pear, Twist-spine | Opuntia macrorhiza | Cactaceae (Cactus) | Yellow |
| Prickly-poppy, Crested | Argemone polyanthemos | Papaveraceae (Poppy) | White |
| Primrose, Alpine | Primula angustifolia | Primulaceae (Primrose) | Pink |
| Primrose, Brook | Primula parryi | Primulaceae (Primrose) | Pink |
| Primrose, Parry's | Primula parryi | Primulaceae (Primrose) | Pink |
| Puffball, Common Puffball, Gem-studded |
Lycoperdon perlatum | Agaricaceae | |
| Puncture Vine | Tribulus terrestris | Zygophyllaceae (Caltrop) | Yellow |
| Purple Fringe | Phacelia sericea | Boraginaceae (Forget-me-not) | Purple |
| Purslane, Common | Portulaca oleracea | Caryophyllaceae (Pink) | Yellow |
| Pussytoes, Pearly | Antennaria anaphaloides | Asteraceae (Sunflower) | White |
| Pussytoes, Pink | Antennaria rosea | Asteraceae (Sunflower) | Pink |
| Pussytoes, Rocky Mountain | Antennaria media | Asteraceae (Sunflower) | White |
| Pussytoes, Rosy | Antennaria rosea | Asteraceae (Sunflower) | Pink |
| Pussytoes, Small-leaf | Antennaria parvifolia | Asteraceae (Sunflower) | White |
| Pussytoes, Tall | Antennaria anaphaloides | Asteraceae (Sunflower) | White |
| Pussytoes, Rocky Mountain | Antennaria media | Asteraceae (Sunflower) | White |
| Pussytoes, Umber | Antennaria umbrinella | Asteraceae (Sunflower) | White |
| Queen Anne's Lace | Daucus carota | Apiaceae (Parsely) | White |
| Queen's Crown | Rhodiola rhodantha (Clementsia rhodantha) |
Crassulaceae (Stonecrop) | Pink |
| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Rabbitbrush, Douglas | Chrysothamnus viscidiflorus | Asteraceae (Sunflower) | Yellow |
| Rabbitbrush, Green | Chrysothamnus viscidiflorus | Asteraceae (Sunflower) | Yellow |
| Rabbitbrush, Parry's | Ericameria parryi var. parryi | Asteraceae (Sunflower) | Yellow |
| Rabbitbrush, Rubber | Ericameria nauseosa | Asteraceae (Sunflower) | Yellow |
| Rabbitbrush, Yellow | Chrysothamnus viscidiflorus | Asteraceae (Sunflower) | Yellow |
| Ragwort, Arrowleaf | Senecio triangularis | Asteraceae (Sunflower) | Yellow |
| Ragwort, Bashful | Senecio pudicus | Asteraceae (Sunflower) | Yellow |
| Ragwort, Colorado | Senecio soldanella | Asteraceae (Sunflower) | Yellow |
| Ragwort, Dwarf Mountain | Senecio fremontii var. blitoides | Asteraceae (Sunflower) | Yellow |
| Ragwort, Fendler's | Packera fendleri | Asteraceae (Sunflower) | Yellow |
| Ragwort, Holm's | Senecio amplectens var. holmii | Asteraceae (Sunflower) | Yellow |
| Ragwort, King's | Senecio eremophilus var. kingii | Asteraceae (Sunflower) | Yellow |
| Ragwort, Nodding | Senecio bigelovii | Asteraceae (Sunflower) | Yellow |
| Ragwort, Saffron | Packera crocata | Asteraceae (Sunflower) | Yellow |
| Ragwort, Showy Alpine | Senecio amplectens var. amplectens | Asteraceae (Sunflower) | Yellow |
| Ragwort, Tall Black-tip | Senecio atratus | Asteraceae (Sunflower) | Yellow |
| Ragwort, Threadleaf | Senecio flaccidus var. flaccidus | Asteraceae (Sunflower) | Yellow |
| Ragwort, Wooton's | Senecio wootonii | Asteraceae (Sunflower) | Yellow |
| Ram's Horn | Proboscidea louisianica ssp. louisianica | Martyniaceae (Unicorn Plant) | White |
| Raspberry, Boulder | Rubus deliciosus | Rosaceae (Rose) | White |
| Raspberry, Wild | Rubus idaeus | Rosaceae (Rose) | White |
| Reedgrass, Bluejoint | Calamagrostis canadensis | Poaceae (Grass) | Brown |
| Rockcress, Drummond's | Boechera stricta (Arabis drummondii) |
Brassicaceae (Mustard) | White |
| Rockcress, Graham's | Boechera grahamii (Arabis drummondii var. brachycarpa) |
Brassicaceae (Mustard) | White |
| Rockcress, Reflexed | Boechera retrofracta (Arabis holboellii var. retrofracta) |
Brassicaceae (Mustard) | White |
| Rockcress, Second | Boechera retrofracta (Arabis holboellii var. retrofracta) |
Brassicaceae (Mustard) | White |
| Rockjasmine, Northern Rockjasmine, Pygmyflower |
Androsace septentrionalis | Primulaceae (Primrose) | White |
| Rose Crown | Rhodiola rhodantha (Clementsia rhodantha) |
Crassulaceae (Stonecrop) | Pink |
| Rose Heath | Chaetopappa ericoides | Asteraceae (Sunflower) | White |
| Rose, Wild Rose, Woods' |
Rosa woodsii ssp. ultramontana | Rosaceae (Rose) | Pink |
| Rubberweed, Colorado | Hymenoxys richardsonii | Asteraceae (Sunflower) | Yellow |
| Rush, Drummond's | Juncus drummondii | Juncaceae (Rush) |
| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Sacred Thorn Apple | Datura wrightii | Solanaceae (Nightshade) | White |
| Sage, Alpine | Artemisia scopulorum | Asteraceae (Sunflower) | Yellow |
| Sage, Boreal | Artemisia borealis (Artemisia campestris ssp. borealis var. borealis, Artemisia campestris var. purshii) |
Asteraceae (Sunflower) | Yellow |
| Sage, Fringed | Artemisia frigida | Asteraceae (Sunflower) | Yellow |
| Sagebrush, Alpine | Artemisia scopulorum | Asteraceae (Sunflower) | Yellow |
| Sagebrush, Big | Artemisia tridentata | Asteraceae (Sunflower) | Yellow |
| Sagebrush, Boreal | Artemisia norvegica ssp. saxatilis (Artemisia arctica) |
Asteraceae (Sunflower) | Yellow |
| Sagebrush, White | Artemisia ludoviciana ssp. ludoviciana | Asteraceae (Sunflower) | Yellow |
| Sagewort, Alpine | Artemisia scopulorum | Asteraceae (Sunflower) | Yellow |
| Sagewort, Boreal | Artemisia borealis (Artemisia campestris ssp. borealis var. borealis, Artemisia campestris var. purshii) |
Asteraceae (Sunflower) | Yellow |
| Sagewort, Dragon | Artemisia dracunculus | Asteraceae (Sunflower) | Yellow |
| Sagewort, Field | Artemisia campestris ssp. pacifica | Asteraceae (Sunflower) | Yellow |
| Sagewort, Louisiana | Artemisia ludoviciana ssp. ludoviciana | Asteraceae (Sunflower) | Yellow |
| Sagewort, Prairie | Artemisia frigida | Asteraceae (Sunflower) | Yellow |
| Sainfoin | Onobrychis viciifolia | Fabaceae (Pea) | Pink |
| Salsify | Tragopogon dubius | Asteraceae (Sunflower) | Yellow |
| Salt Cedar | Tamarix chinensis (Tamarix ramosissimum) |
Tamaricaceae (Tamarisk) | Pink |
| Sandpuffs | Tripterocalyx micranthus (Abronia micrantha) |
Nyctaginaceae (Four O'clock) | White |
| Sandspurry, Red | Spergularia rubra | Caryophyllaceae (Pink) | Pink |
| Sand Verbena, Fragrant | Abronia fragrans | Nyctaginaceae (Four O'clock) | White |
| Sand Verbena, Smallflower | Tripterocalyx micranthus (Abronia micrantha) |
Nyctaginaceae (Four O'clock) | White |
| Sand Verbena, Snowball | Abronia fragrans | Nyctaginaceae (Four O'clock) | White |
| Sandwort, Alpine | Minuartia obtusiloba (Lidia obtusiloba) |
Caryophyllaceae (Pink) | White |
| Sandwort, Ballhead | Eremogone congesta (Arenaria congesta) |
Caryophyllaceae (Pink) | White |
| Sandwort, Hooker's | Eremogone hookeri var. hookeri (Arenaria hookeri ssp. hookeri) |
Caryophyllaceae (Pink) | White |
| Sandwort, Fendler's | Eremogone fendleri (Arenaria fendleri) |
Caryophyllaceae (Pink) | White |
| Saw-wort, Weber's | Saussurea weberi | Asteraceae (Sunflower) | Purple |
| Saxifrage, Bog | Micranthes oregana (Saxifraga oregana) |
Saxifragaceae (Saxifrage) | White |
| Saxifrage, Brook | Micranthes odontoloma (Saxifraga odontoloma) |
Saxifragaceae (Saxifrage) | White |
| Saxifrage, Diamondleaf | Micranthes odontoloma (Saxifraga odontoloma) |
Saxifragaceae (Saxifrage) | White |
| Saxifrage, Dotted | Saxifraga bronchialis ssp. austromontana (Saxifraga austromontana) |
Saxifragaceae (Saxifrage) | White |
| Saxifrage, Snowball | Micranthes odontoloma (Saxifraga odontoloma) |
Saxifragaceae (Saxifrage) | White |
| Saxifrage, Whiplash | Saxifraga flagellaris | Saxifragaceae (Saxifrage) | Yellow |
| Scentbottle | Platanthera dilatata var. albiflora or Platanthera dilatata var. dilatata |
Orchidaceae (Orchid) | White |
| Scorpionweed, Rocky Mountain | Phacelia denticulata | Boraginacea (Forget-me-not) | Blue |
| Scrambled Eggs | Corydalis aurea | Papaveraceae (Poppy) | Yellow |
| Scouring-rush, Common | Equisetum hyemale ssp. affine | Equisetaceae (Horsetail) | Brown |
| Scouring-rush, Smooth | Equisetum laevigatum | Equisetaceae (Horsetail) | Brown |
| Scurfpea, Palmleaf | Pediomelum digitatum | Fabaceae (Pea) | Blue |
| Scurfpea, Slimflower | Psoralidium tenuiflorum (Pediomelum tenuiflorum) |
Fabaceae (Pea) | Purple |
| Sedge, Black Sedge, Ebony |
Carex ebenea | Cyperaceae (Sedge) | |
| Sedge, Rocky Mountain | Carex scopulorum | Cyperaceae (Sedge) | |
| Serviceberry | Amelanchier alnifolia | Rosaceae (Rose) | White |
| Sheepburr, Flatspine | Lappula occidentalis var. occidentalis | Boraginaceae (Forget-me-not) | White |
| Shooting Star Shooting Star, Dark-throat |
Primula pauciflora ssp.pauciflora (Dodecatheon pulchellum ssp. pulchellum) |
Primulaceae (Primrose) | Pink |
| Sibbaldia, Creeping | Sibbaldia procumbens | Rosaceae (Rose) | Yellow |
| Single Delight | Moneses uniflora | Ericaceae (Heath) | White |
| Skeletonweed, Rush Skeletonplant, Rush |
Lygodesmia juncea | Asteraceae (Sunflower) | Pink |
| Sky Pilot | Polemonium viscosum | Polemoniaceae (Phlox) | Blue/Purple |
| Sky Pilot, Rocky Mountain | Polemonium confertum | Polemoniaceae (Phlox) | Blue/Purple |
| Skyrocket, Iron | Ipomopsis laxiflora | Polemoniaceae (Phlox) | White |
| Skyrocket, Slender-tubed | Ipomopsis tenuituba | Polemoniaceae (Phlox) | Pink |
| Skyrocket, White-flowered | Ipomopsis longiflora | Polemoniaceae (Phlox) | White |
| Smartweed, Water | Persicaria amphibia (Polygonum amphibium) |
Polygonaceae (Buckwheat) | Pink |
| Sneezeweed, Orange | Hymenoxys hoopesii | Asteraceae (Sunflower) | Yellow |
| Snowberry, Mountain | Symphoricarpos rotundifolius | Caprifoliaceae (Honeysuckle) | Pink |
| Snowberry, Roundleaf | Symphoricarpos rotundifolius | Caprifoliaceae (Honeysuckle) | Pink |
| Snowberry, Western | Symphoricarpos occidentalis | Caprifoliaceae (Honeysuckle) | Pink |
| Snowbrush | Ceanothus velutinus | Rhamnaceae (Buckthorn) | White |
| Snowlover, Rocky Mountain | Chionophila jamesii | Plantaginaceae (Plantain) | White |
| Soapweed | Yucca glauca | Asparagaceae (Asparagus) | White |
| Soapwort, Common | Saponaria officianlis | Caryophyllaceae (Pink) | White |
| Solomon's Seal, Starry | Maianthemum stellatum (Smilacina stellata) |
Asparagaceae (Asparagus) | White |
| Solomon's Seal, Western | Maianthemum racemosum ssp. amplexicaule (Smilacina racemosa) |
Asparagaceae (Asparagus) | White |
| Sorrel, Alpine Sorrel, Mountain |
Oxyria digyna | Polygonaceae (Buckwheat) | Red |
| Sorrel, Sheep | Rumex acetosella | Polygonaceae (Buckwheat) | Red/Pink |
| Spanish Bayonet | Yucca harrimaniae | Asperagaceae (Asperagus) | White |
| Speedwell, Alpine | Veronica wormskjoldii | Plantaginaceae (Plantain) | Blue |
| Speedwell, Thyme-leaf | Veronica serpyllifolia | Plantaginaceae (Plantain) | Blue |
| Spiderwort, Prairie | Tradescantia occidentalis | Commelinaceae (Spiderwort) | Purple |
| Spirea, Rock | Holodiscus discolor var. dumosus (Holodiscus dumosus) |
Rosaceae (Rose) | White |
| Springbeauty, Alpine | Claytonia megarhiza | Montiaceae (Miner’s Lettuce) | White |
| Spring-parsley, Alpine False | Pseudocymopterus montanus (Cymopterus lemmonii) |
Apiaceae (Parsley) | Yellow |
| Spruce, Engelmann | Picea engelmannii | Pinaceae (Pine) | Orange |
| Spurge, David's | Euphorbia davidii | Euphorbiaceae (Spurge) | Green |
| Spurge, Leafy | Euphorbia esula | Euphorbiaceae (Spurge) | Green |
| Spurge, Toothy | Euphorbia davidii | Euphorbiaceae (Spurge) | Green |
| Squawfeather | Castilleja integra | Orobanchaceae (Broomrape) | Red |
| Starwort, Fleshy | Stellaria crassifolia | Caryophyllaceae (Pink) | White |
| Starwort, Longstalk | Stellaria longipes | Caryophyllaceae (Pink) | White |
| Starwort, Sticky | Pseudostellaria jamesiana | Caryophyllaceae (Pink) | White |
| Starwort, Tuber | Pseudostellaria jamesiana | Caryophyllaceae (Pink) | White |
| Stickseed, Manyflower | Hackelia floribunda | Boraginaceae (Forget-me-not) | Blue |
| Stickseed, Western | Lappula occidentalis var. occidentalis | Boraginaceae (Forget-me-not) | White |
| Stonecrop, Spearleaf Stonecrop, Yellow |
Sedum lanceolatum var. lanceolatum | Crassulaceae (Stonecrop) | Yellow |
| Stork's Bill, Redstem | Erodium cicutarium | Geraniaceae (Geranium) | Pink |
| Strawberry Blite | Chenopodium capitatum | Amaranthaceae (Amaranth) | Red |
| Strawberry, Mountain Strawberry, Wild |
Fragaria virginiana ssp. glauca | Rosaceae (Rose) | White |
| Strawberry, Woodland | Fragaria vesca | Rosaceae (Rose) | White |
| Sugarbowls | Clematis hirsutissima | Ranunculaceae (Buttercup) | Blue |
| Sulphur-flower, Common | Eriogonum umbellatum var. umbellatum | Polygonaceae (Buckwheat) | Yellow |
| Sulphur-flower, Porter's | Eriogonum umbellatum var. porteri | Polygonaceae (Buckwheat) | Yellow |
| Sulphur-flower, Sub-alpine | Eriogonum umbellatum var. majus | Polygonaceae (Buckwheat) | White |
| Sundrops, Lavender-leaf | Oenothera lavandulifolia (Calylophus lavandulifolius) |
Onagraceae (Evening Primrose) | Yellow |
| Sunflower, Alpine | Hymenoxys grandiflora (Tetraneuris grandiflora, Rydbergia grandiflora) |
Asteraceae (Sunflower) | Yellow |
| Sunflower, Common | Helianthus annuus | Asteraceae (Sunflower) | Yellow |
| Sunflower, Five-nerve | Helianthella quinquenervis | Asteraceae (Sunflower) | Yellow |
| Sunflower, Little | Helianthus pumilus | Asteraceae (Sunflower) | Yellow |
| Sunflower, Nodding Dwarf | Helianthella quinquenervis | Asteraceae (Sunflower) | Yellow |
| Sunflower, Prairie | Helianthus petiolaris ssp. fallax | Asteraceae (Sunflower) | Yellow |
| Sunflower, Prairie | Helianthus petiolaris ssp. petiolaris | Asteraceae (Sunflower) | Yellow |
| Sweet-cicely, Western | Osmorhiza occidentalis | Apiaceae (Parsley) | White |
| Sweetclover, White | Melilotus albus | Fabaceae (Pea) | White |
| Sweetclover, Yellow | Melilotus officinalis | Fabaceae (Pea) | Yellow |
| Sweetvetch, Boreal Sweetvetch, Northern Sweetvetch, Utah |
Hedysarun boreale | Fabaceae (Pea) | Pink |
| Sweetroot, Western | Osmorhiza occidentalis | Apiaceae (Parsley) | White |
| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Tansy-aster, Bigelow's | Dieteria bigelovii (Machaeranthera bigelovii) |
Asteraceae (Sunflower) | Purple |
| Tansy-aster, Hoary | Dieteria canescens (Machaeranthera canescens) | Asteraceae (Sunflower) | Purple |
| Tansy-aster, Tall | Dieteria bigelovii (Machaeranthera bigelovii) |
Asteraceae (Sunflower) | Purple |
| Tansy-mustard, Mountain | Descurainia incana Descurainia incisa ssp. incisa |
Brassicaceae (Mustard) | Yellow |
| Tarweed, Mountain | Madia glomerata | Asteraceae (Sunflower) | Yellow |
| Tarragon | Artemisia dracunculus | Asteraceae (Sunflower) | Yellow |
| Tea, Navajo | Thelesperma subnudum | Asteraceae (Sunflower) | Yellow |
| Thimbleberry | Rubus parviflorus | Rosaceae (Rose) | White |
| Thistle, Adobe Hills | Cirsium perplexans | Asteraceae (Sunflower) | Pink |
| Thistle, Alpine | Cirsium scopulorum (Cirsium eatonii var. eriocephalum) |
Asteraceae (Sunflower) | Pink |
| Thistle, Cainville | Cirsium arizonicum var. bipinnatum | Asteraceae (Sunflower) | Pink |
| Thistle, Canada | Cirsium arvense | Asteraceae (Sunflower) | Pink |
| Thistle, Colorado | Cirsium coloradense (Cirsium scariosum var. coloradense) |
Asteraceae (Sunflower) | White |
| Thistle, Funk's | Cirsium funkiae | Asteraceae (Sunflower) | Yellow |
| Thistle, Osterhout's | Cirsium griseum var. osterhoutii (Cirsium clavatum var. osterhoutii, Cirsium eatonii) |
Asteraceae (Sunflower) | Purple |
| Thistle, Mountain-top | Cirsium scopulorum (Cirsium eatonii var. eriocephalum) |
Asteraceae (Sunflower) | Pink |
| Thistle, Musk | Carduus nutans | Asteraceae (Sunflower) | Pink |
| Thistle, Prairie | Cirsium canescens | Asteraceae (Sunflower) | White |
| Thistle, Rocky Mountain | Cirsium perplexans | Asteraceae (Sunflower) | Pink |
| Timothy | Phleum pratense | Poaceae (Grass) | |
| Timothy, Alpine | Phleum alpinum | Poaceae (Grass) | |
| Timothy, Common | Phleum pratense | Poaceae (Grass) | |
| Tiny Trumpet | Collomia linearis | Polemoniaceae (Phlox) | Pink |
| Toadflax, Pale Bastard | Comandra umbellata ssp. pallida | Santalaceae (Sandalwood) | White |
| Toadflax, Yellow | Linaria vulgaris | Plantaginaceae (Plantain) | Yellow |
| Tobacco Root | Valeriana edulis var. edulis | Valerianaceae (Valerian) | White |
| Twayblade, Heartleaf | Neottia cordata (Listera cordata) |
Orchidaceae (Orchid) | White/Green |
| Twinberry | Lonicera involucrata | Caprifoliaceae (Honeysuckle) | Yellow |
| Twinflower Twinflower, American |
Linnaea borealis ssp. americana | Caprifoliaceae (Honeysuckle) | Pink |
| Twisted Stalk Twisted Stalk, Clasp-leaf |
Streptopus amplexifolius | Liliaceae (Lily) | White |
| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Valerian, Edible | Valeriana edulis var. edulis | Valerianaceae (Valerian) | White |
| Valerian, Sharp-leaf | Valeriana acutiloba var. acutiloba | Valerianaceae (Valerian) | White |
| Valerian, Western | Valeriana occidentalis | Valerianaceae (Valerian) | White |
| Velvetweed | Oenothera curtiflora (Gaura parviflora) |
Onagraceae (Evening Primrose) | Pink |
| Verbena, Bigbract | Verbena bracteata | Verbenaceae (Verbena) | Blue |
| Verbena, Hoary | Verbena stricta | Verbenaceae (Verbena) | Blue |
| Verbena, Hillside | Verbena macdougalii | Verbenaceae (Verbena) | Purple |
| Verbena, Macdougalii | Verbena macdougalii | Verbenaceae (Verbena) | Purple |
| Verbena, Prairie | Glandularia bipinnatifida | Verbenaceae (Verbena) | Purple |
| Vervain, Dakota Mock | Glandularia bipinnatifida | Verbenaceae (Verbena) | Purple |
| Vervain, New Mexico | Verbena macdougalii | Verbenaceae (Verbena) | Purple |
| Vervain, Prostrate | Verbena bracteata | Verbenaceae (Verbena) | Blue |
| Vervain, Tall | Verbena stricta | Verbenaceae (Verbena) | Blue |
| Vetch, American | Vicia americana ssp. americana | Fabaceae (Pea) | Purple |
| Violet, Blue Violet, Hook-spur |
Viola adunca var. adunca | Violaceae (Violet) | Blue |
| Violet, Blue Violet, Hook-spur |
Viola adunca var. bellidifolia | Violaceae (Violet) | Blue |
| Violet, Kidney-leaf Violet, Northern White |
Viola renifolia | Violaceae (Violet) | White |
| Violet, Nuttall's | Viola nuttalii (Viola vallicola) |
Violaceae (Violet) | Yellow |
| Violet, White | Viola canadensis var. scopulorum | Violaceae (Violet) | White |
| Violet, Yellow | Viola nuttalii (Viola vallicola) |
Violaceae (Violet) | Yellow |
| Virgin's Bower | Clematis ligusticifolia | Ranunculaceae (Buttercup) | White |
| COMMON NAME | SCIENTIFIC NAME | FAMILY | COLOR |
| Wallflower, Pursh's | Erysimum capitatum var. purshii | Brassicaceae (Mustard) | Purple |
| Wallflower, Western | Erysimum capitatum | Brassicaceae (Mustard) | Yellow |
| Waterleaf, Ballhead | Hydrophyllum capitatum var. capitatum | Hydrophyllaceae (Waterleaf) | Purple |
| Water-lily, Rocky Mountain | Nuphar polysepala (Nuphar lutea ssp. polysepala, Nuphar polysepala ssp. polysepala) |
Nymphaeaceae (Water-lily) | Yellow |
| Whitetop | Lepidium draba (Cardaria draba) |
Brassicaceae (Mustard) | White |
| Whitetop, Lenspod | Lepidium chalepensis Cardaria chalepensis, Lepidium chalepense) |
Brassicaceae (Mustard) | White |
| Whortleberry | Vaccinium myrtillus | Ericaceae (Heath) | Pink |
| Whortleberry, Dwarf Red Whortleberry, Grouse |
Vaccinium scoparium | Ericaceae (Heath) | Pink |
| Willow, Alpine | Salix petrophila | Salicaceae (Willow) | Red |
| Willow, Barrenground | Salix brachycarpa | Salicaceae (Willow) | White |
| Willow, Grayleaf | Salix glauca | Salicaceae (Willow) | White |
| Willow, Plane-leaf | Salix planifolia | Salicaceae (Willow) | White |
| Willow, Rock | Salix petrophila | Salicaceae (Willow) | Red |
| Willow, Short-fruit | Salix brachycarpa | Salicaceae (Willow) | White |
| Willow, Snow | Salix nivalis (Salix reticulata ssp. nivalis) |
Salicaceae (Willow) | Red |
| Willowherb, Alpine | Epilobium anagallidifolium | Onagraceae (Evening Primrose) | Pink |
| Willowherb, Fringed | Epilobium ciliatum ssp. ciliatum | Onagraceae (Evening Primrose) | Pink |
| Willowherb, Hornemann's | Epilobium hornemannii var. hornemannii | Onagraceae (Evening Primrose) | Pink |
| Willowherb, Milkflower Willowherb, Whiteflower |
Epilobium lactiflorum | Onagraceae (Evening Primrose) | White |
| Willowherb, Pannicled | Epilobium brachycarpum | Onagraceae (Evening Primrose) | Pink |
| Willowherb, Tall Annual | Epilobium brachycarpum | Onagraceae (Evening Primrose) | Pink |
| Windflower, Red | Anemone multifida | Ranunculaceae (Buttercup) | Pink |
| Wintergreen, Bog | Pyrola asarifolia ssp. asarifolia | Ericaceae (Heath) | Pink |
| Wintergreen, Green-flowered | Pyrola chlorantha | Ericaceae (Heath) | Green |
| Wintergreen, Lesser | Pyrola minor | Ericaceae (Heath) | White |
| Wintergreen, One-sided Wintergreen, Sidebells |
Orthilia secunda | Ericaceae (Heath) | White/Green |
| Wintergreen, Snowline | Pyrola minor | Ericaceae (Heath) | White |
| Wirelettuce, Brownplume Wirelettuce, Few-flower |
Stephanomeria pauciflora | Asteraceae (Sunflower) | Pink |
| Wolfberry | Symphoricarpos occidentalis | Caprifoliaceae (Honeysuckle) | Pink |
| Woodnymph | Moneses uniflora | Ericaceae (Heath) | White |
| Woodrush, Small-flower | Luzula parviflora | Juncaceae (Rush) | |
| Wormwood, Northern | Artemisia borealis (Artemisia campestris ssp. borealis var. borealis, Artemisia campestris var. purshii) |
Asteraceae (Sunflower) | Yellow |
| Yarrow Yarrow, Common |
Achillea millefolium | Asteraceae (Sunflower) | White |
| Yucca, Great Plains | Yucca glauca | Asparagaceae (Asparagus) | White |
| Zinnia, Rocky Mountain Zinnia, Plains |
Zinnia grandiflora | Asteraceae (Sunflower) | Yellow |
© Tom Lebsack 2024
Banner photo: Castilleja rhexifolia and a brewing storm over the San Juan Mountains