Grand Canyon National Park

Flora • Common Name(Order Family Genus species) Monocotyledons • Agave, Kaibab (Liliales Agavaceae Agave utahensis kaibabensis) • Agave, Utah (Liliales Agavaceae Agave utahensis) • Alkaligrass, Weeping (Poales Poaceae/Graminae Puccinellia distans) • Barley, Foxtail (Poales Poaceae/Graminae Hordeum jubatum) • Barley, Leporinum (Poales Poaceae/Graminae Hordeum murinum leporinum) • Barley, Little (Poales Poaceae/Graminae Hordeum pusillum) • Barley, Meadow (Poales Poaceae/Graminae Hordeum brachyantherum) • Barley, Mediterranean (Poales Poaceae/Graminae Hordeum marinum gussonianum) • Barley, Smooth (Poales Poaceae/Graminae Hordeum murinum glaucum) • Beardgrass, Springfield's (Poales Poaceae/Graminae Bothriochloa springfieldii) • Beargrass, Parry's (Liliales Liliaceae Nolina parryi) • Bentgrass, Creeping (Poales Poaceae/Graminae Agrostis stolonifera) • Bentgrass, Idaho (Poales Poaceae/Graminae Agrostis idahoensis) • Bentgrass, Minor Spike (Poales Poaceae/Graminae Agrostis exarata minor) • Bentgrass, Rough (Poales Poaceae/Graminae Agrostis scabra) • Bentgrass, Water (Poales Poaceae/Graminae Agrostis semiverticillata) • Bluedicks (Liliales Liliaceae Dichelostemma capitatum pauciflorum) • Bluegrass, Annual (Poales Poaceae/Graminae Poa annua) • Bluegrass, Bigelow's (Poales Poaceae/Graminae Poa bigelovii) • Bluegrass, Canada (Poales Poaceae/Graminae Poa compressa) • Bluegrass, Kentucky (Poales Poaceae/Graminae Poa pratensis) • Bluegrass, Plains (Poales Poaceae/Graminae Poa arida) • Bluestem, Bushy (Poales Poaceae/Graminae Andropogon glomeratus) • Bluestem, Cane (Poales Poaceae/Graminae Bothriochloa barbinodis) • Bluestem, Crimson (Poales Poaceae/Graminae Schizachyrium sanguineum hirtiflorum) • Bluestem, Little (Poales Poaceae/Graminae Schizachyrium scoparium) • Bluestem, Sand (Poales Poaceae/Graminae Andropogon gerardi paucipilus) • Bluestem, Silver (Poales Poaceae/Graminae Bothriochloa saccharoides) • Bristlegrass, Green (Poales Poaceae/Graminae Setaria viridis) • Bristlegrass, Grisebach's (Poales Poaceae/Graminae Setaria grisebachii) • Bristlegrass, Hooked (Poales Poaceae/Graminae Setaria verticillata) • Bristlegrass, Plains (Poales Poaceae/Graminae Setaria macrostachya) • Bristlegrass, Streambed (Poales Poaceae/Graminae Setaria leucopila) • Brome, Arizona (Poales Poaceae/Graminae Bromus arizonicus) • Brome, California (Poales Poaceae/Graminae Bromus carinatus) • Brome, Compact (Poales Poaceae/Graminae Bromus madritensis) • Brome, Field (Poales Poaceae/Graminae Bromus arvensis) • Brome, Foxtail (Poales Poaceae/Graminae Bromus rubens) • Brome, Fringed (Poales Poaceae/Graminae Bromus ciliatus) • Brome, Japanese (Poales Poaceae/Graminae Bromus japonicus) • Brome, Mountain (Poales Poaceae/Graminae Bromus marginatus) • Brome, Nodding (Poales Poaceae/Graminae Bromus anomalus) • Brome, Poverty (Poales Poaceae/Graminae Bromus sterilis) • Brome, Prairie (Poales Poaceae/Graminae Bromus willdenowii) • Brome, Red (Poales Poaceae/Graminae Bromus madritensis) • Brome, Ripgut (Poales Poaceae/Graminae Bromus rigidus) • Brome, Rye (Poales Gramineae/Poaceae Bromus secalinus) • Brome, Smooth (Poales Poaceae/Graminae Bromus inermis) • Brome, Soft (Poales Poaceae/Graminae Bromus mollis) • Brome, Weeping (Poales Poaceae/Graminae Bromus frondosus) • Buffalograss, False (Poales Poaceae/Graminae Munroa squarrosa) • Bulrush, Cloaked (Cyperales Cyperaceae Scirpus pallidus) • Bulrush, Seacoast (Cyperales Cyperaceae Scirpus maritimus paludosus) • Bulrush, Softstem (Cyperales Cyperaceae Scirpus validus) • Bulrush, Three-square (Cyperales Cyperaceae Scirpus pungens longispicatus) • Bur-reed, Narrowleaf (Typhales Sparganiaceae Sparganium angustifolium) • Burrograss (Poales Poaceae/Graminae Scleropogon longisetus) • Canarygrass, Reed (Poales Poaceae/Graminae Phalaris arundinacea) • Cattail, Broadleaf (Typhales Typhaceae Typha latifolia) • Cattail, Southern (Typhales Typhaceae Typha domingensis) • Cheatgrass (Poales Poaceae/Graminae Bromus tectorum) • Chess, Chilean (Poales Poaceae/Graminae Bromus trinii) • Coral-root, Spotted (Orchidales Orchidaceae Corallorhiza maculata) • Coral-root, Spring (Orchidales Orchidaceae Corallorhiza wisteriana) • Cottontop, Arizona (Poales Poaceae/Graminae Trichachne californica) • Crabgrass, Hairy (Poales Poaceae/Graminae Digitaria sanguinalis) • Cupgrass, Canyon (Poales Poaceae/Graminae Eriochloa lemmonii lemmonii) • Dropseed, Alkali (Poales Poaceae/Graminae Sporobolus airoides) • Dropseed, Giant (Poales Poaceae/Graminae Sporobolus giganteus) • Dropseed, Mesa (Poales Poaceae/Graminae Sporobolus flexuosus) • Dropseed, Pine (Poales Poaceae/Graminae Blepharoneuron tricholepis) • Dropseed, Sand (Poales Poaceae/Graminae Sporobolus cryptandrus) • Dropseed, Spike (Poales Poaceae/Graminae Sporobolus contractus) • Dropseed, Texas (Poales Poaceae/Graminae Sporobolus texanus) • Duckweed, Least (Arales Lemnaceae Lemna minuta) • Fairybells, Roughfruit (Liliales Colchicaceae Disporum trachycarpum) • Feathergrass, New Mexico (Poales Poaceae/Graminae Stipa neomexicana) • Fescue, Alpine (Poales Poaceae/Graminae Festuca ovina brevifolia) • Fescue, Meadow (Poales Gramineae/Poaceae Festuca pratensis) • Fescue, Ravine (Poales Poaceae/Graminae Festuca sororia) • Fescue, Red (Poales Poaceae/Graminae Festuca rubra) • Fescue, Sheep (Poales Poaceae/Graminae Festuca ovina) • Fescue, Sixweeks (Poales Poaceae/Graminae Vulpia octoflora) • Fescue, Tall (Poales Poaceae/Graminae Festuca arundinacea) • Fingergrass, Feather (Poales Poaceae/Graminae Chloris virgata) • Flatsedge, Chufa (Cyperales Cyperaceae Cyperus esculentus) • Flatsedge, Redroot (Cyperales Cyperaceae Cyperus erythrorhizos) • Foxtail, Shortawn (Poales Poaceae/Graminae Alopecurus aequalis) • Foxtail, Water (Poales Poaceae/Graminae Alopecurus geniculatus) • Foxtail, Yellow (Poales Poaceae/Graminae Setaria glauca) • Galleta, Big (Poales Poaceae/Graminae Pleuraphis rigida) • Galleta, James' (Poales Poaceae/Graminae Pleuraphis jamesii) • Goatgrass, Jointed (Poales Poaceae/Graminae Aegilops cylindrica) • Grama, Hairy (Poales Poaceae/Graminae Bouteloua hirsuta) • Grama, Black (Poales Poaceae/Graminae Bouteloua eriopoda) • Grama, Blue (Poales Poaceae/Graminae Bouteloua gracilis) • Grama, Needle (Poales Poaceae/Graminae Bouteloua aristidoides) • Grama, Red (Poales Poaceae/Graminae Bouteloua trifida) • Grama, Sideoats (Poales Poaceae/Graminae Bouteloua curtipendula) • Grama, Sixweeks (Poales Poaceae/Graminae Bouteloua barbata) • Grass, Annual Rabbitsfoot (Poales Poaceae/Graminae Polypogon monspeliensis) • Grass, Barnyard (Poales Poaceae/Graminae Echinochloa crusgalli) • Grass, Bermuda (Poales Poaceae/Graminae Cynodon dactylon) • Grass, Common Mediterranean (Poales Poaceae/Graminae Schismus barbatus) • Grass, Dallas (Poales Poaceae/Graminae Paspalum dilatatum) • Grass, Ditch Rabbitsfoot (Poales Poaceae/Graminae Polypogon interruptus) • Grass, Dwarf Blue-eyed (Liliales Iridaceae Sisyrinchium demissum) • Grass, Johnson (Poales Poaceae/Graminae Sorghum halepense) • Grass, Ravenna (Poales Poaceae/Graminae Saccharum ravennae) • Grass, Salt (Poales Poaceae/Graminae Distichlis spicata stricta) • Grass, Threeawn Spider (Poales Poaceae/Graminae Aristida ternipes gentilis) • Grass, Uruguayan Pampas (Poales Gramineae/Poaceae Cortaderia selloana) • Hairgrass, Slender (Poales Poaceae/Graminae Deschampsia elongata) • Hairgrass, Tufted (Poales Poaceae/Graminae Deschampsia caespitosa) • Helleborine, Giant (Orchidales Orchidaceae Epipactis gigantea) • Iris, Rocky Mountain (Liliales Iridaceae Iris missouriensis) • Joshua-tree (Liliales Agavaceae Yucca brevifolia) • Junegrass (Poales Poaceae/Graminae Koeleria macrantha) • Ladies-tresses, Hooded (Orchidales Orchidaceae Spiranthes romanzoffiana) • Lily, Torrey's Crag (Liliales Liliaceae Echeandia flavescens) • Lily, Doubting Mariposa (Liliales Liliaceae Calochortus ambiguus) • Lily, Pink Funnel (Liliales Liliaceae Androstephium breviflorum) • Lily, Saint-Bernard's (Liliales Liliaceae Anthericum torreyi) • Lily, Sego (Liliales Liliaceae Calochortus nuttallii) • Lily, Winding Mariposa (Liliales Liliaceae Calochortus flexuosus) • Lily-of-the-valley, Feathery False (Liliales Iridaceae Maianthemum racemosum) • Lovegrass, Mexican (Poales Poaceae/Graminae Eragrostis mexicana) • Lovegrass, Tufted (Poales Poaceae/Graminae Eragrostis pectinacea) • Lovegrass, Weeping (Poales Poaceae/Graminae Eragrostis curvula) • Mannagrass, Fowl (Poales Poaceae/Graminae Glyceria striata) • Mannagrass, Northern (Poales Poaceae/Graminae Glyceria borealis) • Missionbells, Spotted (Liliales Liliaceae Fritillaria atropurpurea) • Muhly, Alkali (Poales Poaceae/Graminae Muhlenbergia asperifolia) • Muhly, Annual (Poales Poaceae/Graminae Muhlenbergia minutissima) • Muhly, Bush (Poales Poaceae/Graminae Muhlenbergia porteri) • Muhly, Creeping (Poales Poaceae/Graminae Muhlenbergia repens) • Muhly, Delicate (Poales Poaceae/Graminae Muhlenbergia fragilis) • Muhly, Littleseed (Poales Poaceae/Graminae Muhlenbergia microsperma) • Muhly, Marsh (Poales Poaceae/Graminae Muhlenbergia racemosa) • Muhly, Mat (Poales Poaceae/Graminae Muhlenbergia richardsonis) • Muhly, Mountain (Poales Poaceae/Graminae Muhlenbergia montana) • Muhly, New Mexico (Poales Poaceae/Graminae Muhlenbergia pauciflora) • Muhly, Pullup (Poales Poaceae/Graminae Muhlenbergia filiformis) • Muhly, Sandhill (Poales Poaceae/Graminae Muhlenbergia pungens) • Muhly, Slimflower (Poales Poaceae/Graminae Muhlenbergia tenuifolia) • Muhly, Slimstem (Poales Poaceae/Graminae Muhlenbergia filiculmis) • Muhly, Spike (Poales Poaceae/Graminae Muhlenbergia wrightii) • Muhly, Thurber's (Poales Poaceae/Graminae Muhlenbergia thurberi) • Muhly, Woodland (Poales Poaceae/Graminae Muhlenbergia sylvatica) • Muttongrass (Poales Poaceae/Graminae Poa fendleriana) • Needlegrass, Desert (Poales Poaceae/Graminae Stipa speciosa) • Needlegrass, Dore's (Poales Poaceae/Graminae Stipa columbiana) • Needlegrass, Letterman (Poales Poaceae/Graminae Stipa lettermani) • Needlegrass, Mormon (Poales Poaceae/Graminae Stipa aridum) • Needlegrass, Scribner's (Poales Poaceae/Graminae Stipa scribneri) • Oat, Wild (Poales Gramineae/Poaceae Avena fatua) • Oatgrass, Timber (Poales Poaceae/Graminae Danthonia intermedia) • Onion, Aspen (Liliales Liliaceae Allium bisceptrum palmeri) • Onion, Bigelow's (Liliales Liliaceae Allium bigelovii) • Onion, Nevada (Liliales Liliaceae Allium nevadense) • Orchardgrass (Poales Poaceae/Graminae Dactylis glomerata) • Orchid, Fairyslipper (Orchidales Orchidaceae Calypso bulbosa americana) • Orchid, Northern Green (Orchidales Orchidaceae Platanthera hyperborea gracilis) • Palm, Date (Arecales Palmaceae Phoenix dactylifera) • Panicgrass, Mexican (Poales Poaceae/Graminae Panicum hirticaule) • Panicgrass, Obtuse (Poales Poaceae/Graminae Panicum obtusum) • Panicgrass, Western (Poales Poaceae/Graminae Dichanthelium acuminatum fasciculatum) • Pappusgrass, Nineawn (Poales Poaceae/Graminae Enneapogon desvauxii) • Plantain, Northern Water (Alismatales Alismataceae Alisma plantago-aquatica americanum) • Plantain, Western Rattlesnake (Orchidales Orchidaceae Goodyera oblongifolia) • Pondweed, Floating (Najadales Potamogetonaceae Potamogeton natans) • Pondweed, Curly (Najadales Potamogetonaceae Potamogeton crispus) • Pondweed, Horned (Zosterales Zannichelliaceae Zannichellia palustris) • Pondweed, Leafy (Najadales Potamogetonaceae Potamogeton foliosus) • Pondweed, Sago (Najadales Potamogetonaceae Potamogeton pectinatus) • Pondweed, Waterthread (Najadales Potamogetonaceae Potamogeton diversifolius) • Quackgrass, False (Poales Poaceae/Graminae Agropyron pseudorepens) • Quackgrass, False (Poales Poaceae/Graminae Agropyron vaillantianum) • Quackgrass (Poales Poaceae/Graminae Agropyron repens) • Reed, Common (Poales Poaceae/Graminae Phragmites australis) • Reedgrass, Ditch (Poales Poaceae/Graminae Calamagrostis scopulorum) • Reedgrass, Narrow (Poales Poaceae/Graminae Calamagrostis neglecta) • Ricegrass, Bloomer (Poales Poaceae/Graminae X Stiporyzopsis bloomeri) • Ricegrass, Indian (Poales Poaceae/Graminae Oryzopsis hymenoides) • Rush, Beaked Spike (Cyperales Cyperaceae Eleocharis rostellata) • Rush, Colorado (Juncales Juncaceae Juncus confusus) • Rush, Irisleaf (Juncales Juncaceae Juncus xiphioides) • Rush, Jointed (Juncales Juncaceae Juncus articulatus) • Rush, Lamp (Juncales Juncaceae Juncus effusus brunneus • Rush, Leopold's (Juncales Juncaceae Juncus acutus sphaerocarpus) • Rush, Longstyle (Juncales Juncaceae Juncus longistylis) • Rush, Mertens' (Juncales Juncaceae Juncus mertensianus) • Rush, Mexican (Juncales Juncaceae Juncus mexicanus) • Rush, Mountain (Juncales Juncaceae Juncus balticus montanus) • Rush, Nevada (Juncales Juncaceae Juncus nevadensis) • Rush, Poverty (Juncales Juncaceae Juncus tenuis dudleyi) • Rush, Poverty (Juncales Juncaceae Juncus tenuis tenuis) • Rush, Rocky Mountain (Juncales Juncaceae Juncus ensifolius brunnescens) • Rush, Tapertip (Juncales Juncaceae Juncus acuminatus) • Rush, Toad (Juncales Juncaceae Juncus bufonius) • Rush, Torrey's (Juncales Juncaceae Juncus torreyi) • Rush, Swordleaf (Juncales Juncaceae Juncus ensifolius montanus) • Ryegrass, Italian (Poales Poaceae/Graminae Lolium perenne multiflorum) • Ryegrass, Perennial (Poales Poaceae/Graminae Lolium perenne) • Sacahuista (Liliales Liliaceae Nolina microcarpa) • Sandplant, Desert (Asterales Asteraceae/Compositae Dicoria brandegei) • Sandspur, Coast (Poales Poaceae/Graminae Cenchrus incertus) • Satintail, California (Poales Poaceae/Graminae Imperata brevifolia) • Sawgrass, California (Cyperales Cyperaceae Cladium californicum) • Schismus, Arabian (Poales Poaceae/Graminae Schismus arabicus) • Sedge, Bolander's (Cyperales Cyperaceae Carex deweyana bolander) • Sedge, Broom (Cyperales Cyperaceae Carex scoparia) • Sedge, Brown (Cyperales Cyperaceae Carex subfusca) • Sedge, Cloud (Cyperales Cyperaceae Carex haydeniana) • Sedge, Clustered Field (Cyperales Cyperaceae Carex praegracilis) • Sedge, Dryspike (Cyperales Cyperaceae Carex siccata) • Sedge, Fox (Cyperales Cyperaceae Carex vulpinoidea) • Sedge, Golden (Cyperales Cyperaceae Carex aurea) • Sedge, Kaibab (Cyperales Cyperaceae Carex scirpoidea curatorum) • Sedge, Liddon (Cyperales Cyperaceae Carex petasata) • Sedge, Nebraska (Cyperales Cyperaceae Carex nebrascensis)) • Sedge, Porcupine (Cyperales Cyperaceae Carex hystricina) • Sedge, Ross' (Cyperales Cyperaceae Carex rossii) • Sedge, Rough (Cyperales Cyperaceae Carex senta) • Sedge, Slenderbeak (Cyperales Cyperaceae Carex athrostachya) • Sedge, Smallwing (Cyperales Cyperaceae Carex microptera) • Sedge, Thurber's (Cyperales Cyperaceae Carex thurberi) • Sedge, Triangular-stemmed (Cyperales Cyperaceae Scirpus americanus) • Sedge, Valley (Cyperales Cyperaceae Carex vallicola) • Sedge, Water (Cyperales Cyperaceae Carex aquatilis) • Sedge, Western (Cyperales Cyperaceae Carex occidentalis) • Sedge, Woolly (Cyperales Cyperaceae Carex lanuginosa) • Sedge, Wooton's (Cyperales Cyperaceae Carex wootoni) • Sloughgrass, American (Poales Poaceae/Graminae Beckmannia syzigachne) • Smilograss (Poales Poaceae/Graminae Oryzopsis miliacea) • Solomon's-seal, False (Liliales Iridaceae Maianthemum Smilacina stellata) • Speargrass, Common (Poales Poaceae/Graminae Stipa comata) • Spikerush, Common (Cyperales Cyperaceae Eleocharis palustris) • Spikerush, Needle (Cyperales Cyperaceae Eleocharis acicularis) • Spikerush, Ovate (Cyperales Cyperaceae Eleocharis ovata) • Spikerush, Parish's (Cyperales Cyperaceae Eleocharis parishii) • Spikerush, Rooted (Cyperales Cyperaceae Eleocharis radicans) • Sprangletop, Bearded (Poales Poaceae/Graminae Leptochloa fascicularis fascicularis) • Sprangletop, Mexican Poales Poaceae/Graminae (Diplachne uninervia) • Squirreltail, Big (Poales Poaceae/Graminae Elymus multisetus) • Squirreltail, Bottlebrush (Poales Poaceae/Graminae Elymus elymoides elymoides) • Stinkgrass (Poales Poaceae/Graminae Eragrostis cilianensis) • Tanglehead, Schultes (Poales Poaceae/Graminae Heteropogon contortus) • Threeawn, Arizona (Poales Poaceae/Graminae Aristida arizonica) • Threeawn, Fendler (Poales Poaceae/Graminae Aristida purpurea longiseta) • Threeawn, Purple (Poales Poaceae/Graminae Aristida purpurea longiseta) • Threeawn, Purple (Poales Poaceae/Graminae Aristida purpurea nealleyi) • Threeawn, Purple (Poales Poaceae/Graminae Aristida purpurea parishii) • Threeawn, Sixweeks (Poales Poaceae/Graminae Aristida adscensionis) • Timothy, Alpine (Poales Poaceae/Graminae Phleum alpinum) • Timothy, Common (Poales Poaceae/Graminae Phleum pratense) • Trisetum, Spike (Poales Poaceae/Graminae Trisetum spicatum) • Twinbugs, Desert (Asterales Asteraceae/Compositae Dicoria canescens) • Waterweed, Canadian (Hydrocharitales Hydrocharitaceae Elodea canadensis) • Wheat, Common (Poales Poaceae/Graminae Triticum aestivum) • Wheatgrass, Slender (Poales Poaceae/Graminae Agropyron trachycaulum) • Wheatgrass, Streambank (Poales Poaceae/Graminae Agropyron dasystachyum riparium) • Wheatgrass, Western (Poales Poaceae/Graminae Agropyron smithii) • Wildrye, Blue (Poales Poaceae/Graminae Elymus glaucus) • Wildrye, Canada (Poales Poaceae/Graminae Elymus canadensis) • Wildrye, Giant (Poales Poaceae/Graminae Elymus triticoides) • Wildrye, Salina (Poales Poaceae/Graminae Elymus salinus) • Witchgrass (Poales Poaceae/Graminae Panicum capillare) • Wolfstail, Common (Poales Poaceae/Graminae Lycurus phleoides) • Woollygrass, Hairy (Poales Poaceae/Graminae Erioneuron pilosum) • Woollygrass, Low (Poales Poaceae/Graminae Erioneuron pulchellum) • Yucca, Banana (Liliales Agavaceae Yucca baccata) • Yucca, Chaparral (Liliales Agavaceae Yucca whipplei) • Yucca, Narrowleaf (Liliales Agavaceae Yucca angustissima) • Yucca, Utah(Liliales Agavaceae Yucca elata utahensis) Dicotyledons • Acacia, Catclaw (Fabales Fabaceae/Leguminosae Acacia greggii arizonica) • Acacia, Catclaw (Fabales Fabaceae/Leguminosae Acacia greggii greggii) • Actinea, Stemless (Asterales Asteraceae/Compositae Hymenoxys acaulis arizonica) • Agoseris, Annual (Asterales Asteraceae/Compositae Agoseris heterophylla) • Agoseris, Orange (Asterales Asteraceae/Compositae Agoseris aurantiaca) • Agoseris, Pale (Asterales Asteraceae/Compositae Agoseris arizonica) • Agoseris, Pale (Asterales Asteraceae/Compositae Agoseris glauca dasycephala) • Agoseris, Pale (Asterales Asteraceae/Compositae Agoseris glauca parviflora) • Agoseris, Pale (Asterales Asteraceae/Compositae Agoseris glauca laciniata) • Alfalfa (Fabales Fabaceae/Leguminosae Medicago sativa) • Alfalfa, Wild (Fabales Fabaceae/Leguminosae Psoralea tenuiflora) • Almond, Desert (Rosales Rosaceae Prunus fasciculata) • Alumroot, Arizona (Rosales Saxifragaceae Heuchera parvifolia arizonica) • Alumroot, Pink (Rosales Saxifragaceae Heuchera versicolor leptomeria) • Alumroot, Pink (Rosales Saxifragaceae Heuchera versicolor versicolor) • Alumroot, Littleleaf (Rosales Saxifragaceae Heuchera parvifolia) • Alumroot, Pink (Rosales Saxifragaceae Heuchera rubescens) • Alyssum (Capparales Brassicaceae/Cruciferae Alyssum minus) • Amaranth, Fringed (Caryophyllales Amaranthaceae Amaranthus fimbriatus) • Amaranth, Powell's (Caryophyllales Amaranthaceae Amaranthus powellii) • Amaranth, Redroot (Caryophyllales Amaranthaceae Amaranthus retroflexus) • Amaranth, Slim (Caryophyllales Amaranthaceae Amaranthus hybridus) • Anemone, Tuber (Ranunculales Ranunculaceae Anemone tuberosa) • Antelopehorns (Gentianales Asclepiadaceae Asclepias asperula capricornu) • Apacheplume (Rosales Rosaceae Fallugia paradoxa) • Apple (Rosales Rosaceae Malus sylvestris) • Apple, Cultivated (Rosales Rosaceae Malus pumila) • Apricot (Rosales Rosaceae Prunus armeniaca) • Arnica, Chamisso (Asterales Asteraceae/Compositae Arnica chamissonis foliosa) • Arnica, Heartleaf (Asterales Asteraceae/Compositae Arnica cordifolia) • Arrowleaf, Bush (Asterales Asteraceae/Compositae Pleurocoronis pluriseta) • Ash, Arizona Mountain (Rosales Rosaceae Sorbus dumosa) • Ash, Fragrant (Gentianales Oleaceae Fraxinus cuspidata macropetala) • Ash, Green (Gentianales Oleaceae Fraxinus pennsylvanica velutina) • Ash, Singleleaf (Gentianales Oleaceae Fraxinus anomala) • Aspen, Quaking (Salicales Salicaceae Populus tremuloides) • Aster, Annual Saltmarsh (Asterales Asteraceae/Compositae Aster subulatus ligulatus) • Aster, Beautiful (Asterales Asteraceae/Compositae Aster glaucodes pulcher) • Aster, Bigelow's Tansy (Asterales Asteraceae/Compositae Machaeranthera bigelovii) • Aster, Bristly Hairy Golden (Asterales Asteraceae/Compositae Heterotheca villosa hispida) • Aster, Broom (Asterales Asteraceae/Compositae Aster intricatus) • Aster, Canby's (Asterales Asteraceae/Compositae Aster foliaceus canbyi) • Aster, Cliff False Golden (Asterales Asteraceae/Compositae Heterotheca viscida) • Aster, Cluster (Asterales Asteraceae/Compositae Virgulus falcatus) • Aster, Desert (Asterales Asteraceae/Compositae Machaeranthera tephrodes) • Aster, Eaton's (Asterales Asteraceae/Compositae Erigeron eatoni) • Aster, Grey (Asterales Asteraceae/Compositae Aster glaucodes) • Aster, Hairy False Golden (Asterales Asteraceae/Compositae Heterotheca villosa foliosa) • Aster, Hairy Golden (Asterales Asteraceae/Compositae Heterotheca villosa villosa) • Aster, Hoary (Asterales Asteraceae/Compositae Machaeranthera canescens) • Aster, Imberis Woody (Asterales Asteraceae/Compositae Xylorhiza tortifolia imberbis) • Aster, Lacy Tansy (Asterales Asteraceae/Compositae Machaeranthera pinnatifida gooddingii gooddingii) • Aster, Lacy Tansy (Asterales Asteraceae/Compositae Machaeranthera pinnatifida pinnatifida pinnatifida) • Aster, Longleaved (Asterales Asteraceae/Compositae Aster ascendens) • Aster, Mojave (Asterales Asteraceae/Compositae Xylorhiza tortifolia) • Aster, Rayless Tansy (Asterales Asteraceae/Compositae Machaeranthera grindelioides grindelioides) • Aster, Rockyscree False Golden (Asterales Asteraceae/Compositae Heterotheca fulcrata) • Aster, Shrubby Alkali (Asterales Asteraceae/Compositae Machaeranthera carnosa) • Aster, Tansey-leaf Asterales Asteraceae/Compositae (Machaeranthera tanacetifolia) • Aster, Willowleaf (Asterales Asteraceae/Compositae Aster praealtus coerulescens) • Avens, Yellow (Rosales Rosaceae Geum aleppicum decurrens) • Ayenia, California (Malvales Sterculiaceae Ayenia compacta) • Baccharis, Emory's (Asterales Asteraceae/Compositae Baccharis emoryi) • Baccharis, Shortleaf (Asterales Asteraceae/Compositae Baccharis brachyphylla) • Baccharis, Squaw Waterweed (Asterales Asteraceae/Compositae Baccharis sergiloides) • Bahia, Ragleaf (Asterales Asteraceae/Compositae Bahia dissecta) • Barberry, Fremont's (Ranunculales Berberidaceae Berberis fremontii) • Barberry, Holly-leaved ( Berberidaceae Mahonia aquifolium) • Barberry, Mexican (Ranunculales Berberidaceae Berberis haematocarpa) • Barrel, LeConte (Caryophyllales Cactaceae Ferocactus acanthodes lecontei) • Bean, Slimleaf Lima (Fabales Fabaceae/Leguminosae Phaseolus angustissimus) • Bean, Variable-leaf Bush (Fabales Fabaceae/Leguminosae Macroptilium gibbosifolium) • Beardtongue, Hackberry (Scrophulariales Scrophulariaceae Penstemon subulatus) • Beardtongue, Handsome (Scrophulariales Scrophulariaceae Penstemon lentus) • Beardtongue, Kaibab Plateau (Scrophulariales Scrophulariaceae Penstemon pseudoputus) • Beardtongue, Scented (Scrophulariales Scrophulariaceae Penstemon palmeri eglandulosus) • Beardtongue, Upright Blue (Scrophulariales Scrophulariaceae Penstemon virgatus) • Beardtongue, Thickleaf (Scrophulariales Scrophulariaceae Penstemon pachyphyllus congestus) • Bedstraw, Desert (Rubiales Rubiaceae Galium stellatum eremicum) • Bedstraw, Fragrant (Rubiales Rubiaceae Galium triflorum) • Bedstraw, Limestone (Rubiales Rubiaceae Galium proliferum) • Bedstraw, Munz's (Rubiales Rubiaceae Galium munzii) • Bedstraw, Threepetal (Rubiales Rubiaceae Galium trifidum subbiflorum) • Bedstraw, Threepetal (Rubiales Rubiaceae Galium trifidum) • Bedstraw, Twinleaf (Rubiales Rubiaceae Galium bifolium) • Bedstraw, Watson's (Rubiales Rubiaceae Galium watsoni • Bedstraw, Wright's (Rubiales Rubiaceae Galium wrightii) • Beebalm, Pony (Lamiales Lamiaceae/Labiatae Monarda pectinata) • Beeblossom, Scarlet (Myrtales Onagraceae Gaura coccinea) • Beebrush, Wright's (Lamiales Verbenaceae Aloysia wrightii) • Beehive, Arizona (Caryophyllales Cactaceae Coryphantha vivipara arizonica) • Beeplant, Rocky Mountain (Capparidales Capparaceae Cleome serrulata) • Beggartick, Devil's (Asterales Asteraceae/Compositae Bidens frondosa) • Bellflower, Parry's (Campanulales Campanulaceae Campanula parry) • Bindweed, Black (Polygonales Polygonaceae Polygonum convolvulus) • Bindweed, Field (Polemoniales Convolvulaceae Convolvulus arvensis) • Birch, Water (Fagales Betulaceae Betula occidentalis) • Bird's-beak, Purple (Scrophulariales Scrophulariaceae Cordylanthus parviflorus) • Bird's-beak, Wright's (Scrophulariales Scrophulariaceae Cordylanthus wrightii tenuifolius) • Biscuitroot, MacDougal's (Apiales/Umbellales Apiaceae/Umbelliferae Lomatium • Biscuitroot, Nevada (Apiales/Umbellales Apiaceae/Umbelliferae Lomatium nevadense) • Bistort, American (Polygonales Polygonaceae Polygonum bistortoides) • Bitterbrush, Antelope (Rosales Rosaceae Purshia tridentata) • Bitterroot, Oregon (Caryophyllales Portulacaceae Lewisia rediviva) • Bitterroot, Pigmy (Caryophyllales Portulacaceae Lewisia pygmaea) • Blackberry, Himalayan (Rosales Rosaceae Rubus procerus) • Blackbrush (Rosales Roseae Coleogyne ramosissima) • Bladderpod, Arizona (Capparales Brassicaceae/Cruciferae Lesquerella arizonica) • Bladderpod, Basin (Capparales Brassicaceae/Cruciferae Lesquerella cinerea) • Bladderpod, Gordon's (Capparales Brassicaceae/Cruciferae Lesquerella gordoni) • Bladderpod, Mid (Capparales Brassicaceae/Cruciferae Lesquerella intermedia) • Bladderpod, Moapa (Capparales Brassicaceae/Cruciferae Lesquerella tenella) • Bladderpod, Rose (Capparales Brassicaceae/Cruciferae Lesquerella purpurea) • Blanketflower, Red Dome (Asterales Asteraceae/Compositae Gaillardia pinnatifida) • Blazing-star, Adonis (Violales Loasaceae Mentzelia multiflora) • Blazing-star, Argus (Violales Loasaceae Mentzelia puberula) • Blazing-star, Desert (Violales Loasaceae Mentzelia pumila) • Blazing-star, Rusby's (Violales Loasaceae Mentzelia nuda rusbyi) • Blazing-star, Spinyhair (Violales Loasaceae Mentzelia tricuspis) • Blazing-star, Whitebract (Violales Loasaceae Mentzelia involucrata) • Blazing-star, Whitestem (Violales Loasaceae Mentzelia albicaulis) • Bluebells, Franciscan (Lamiales Boraginaceae Mertensia franciscana) • Bluebells, MacDougal's (Lamiales Boraginaceae Mertensia macdougalii) foeniculaceum macdougalii) • Bluet, Pygmy (Rubiales Rubiaceae Hedyotis pygmaea) • Bluestar, Woolly (Gentianales Apocynaceae Amsonia tomentosa stenophylla) • Bluestar, Woolly (Gentianales Apocynaceae Amsonia tomentosa tomentosa) • Blueweed, Texas (Asterales Asteraceae/Compositae Helianthus ciliaris) • Bowlesia, Hoary (Apiales/Umbellales Apiaceae/Umbelliferae Bowlesia incana) • Boxleaf, Oregon (Celastrales Celastraceae Pachistima myrsinites) • Brickellbush, California (Asterales Asteraceae/Compositae Brickellia californica) • Brickellbush, Coulter's (Asterales Asteraceae/Compositae Brickellia coulteri) • Brickellbush, Longleaf (Asterales Asteraceae/Compositae Brickellia longifolia) • Brickellbush, Narrowleaf (Asterales Asteraceae/Compositae Brickellia oblongifolia linifolia) • Brickellbush, Rough (Asterales Asteraceae/Compositae Brickellia microphylla scabra) • Brickellbush, Spearleaf (Asterales Asteraceae/Compositae Brickellia atractyloides) • Brickellbush, Tasselflower (Asterales Asteraceae/Compositae Brickellia grandiflora) • Brightwhite (Asterales Asteraceae/Compositae Prenanthella exigua) • Brittlebush, Button (Asterales Asteraceae/Compositae Encelia frutescens) • Brittlebush, Virgin River (Asterales Asteraceae/Compositae Encelia virginensis) • Brookweed, Seaside (Primulales Primulaceae Samolus valerandi parviflorus) • Broom, Turpentine (Sapindales Rutaceae Thamnosma montana) • Broomrape, Clustered (Scrophulariales Orobanchaceae Orobanche fasciculata) • Broomrape, Desert (Scrophulariales Orobanchaceae Orobanche cooperi) • Broomrape, Louisiana (Scrophulariales Orobanchaceae Orobanche ludoviciana ludoviciana) • Brownfoot (Asterales Asteraceae/Compositae Acourtia wrightii) • Buckthorn, Birchleaf (Rhamnales Rhamnaceae Rhamnus betulaefolia) • Buckwheat, Crispleaf (Polygonales Polygonaceae Eriogonum corymbosum corymbosum) • Buckwheat, Crispleaf (Polygonales Polygonaceae Eriogonum corymbosum glutinosum) • Buckwheat, Cushion (Polygonales Polygonaceae Eriogonum ovalifolium ovalifolium) • Buckwheat, Eastern Mojave (Polygonales Polygonaceae Eriogonum fasciculatum polifolium) • Buckwheat, Flatcrown (Polygonales Polygonaceae Eriogonum deflexum var. deflexum) • Buckwheat, Heermann's (Polygonales Polygonaceae Eriogonum heermannii subracemosum) • Buckwheat, Heermann's (Polygonales Polygonaceae Eriogonum heermannii sulcatum) • Buckwheat, James's (Polygonales Polygonaceae Eriogonum jamesii) • Buckwheat, James's (Polygonales Polygonaceae Eriogonum jamesii flavescens) • Buckwheat, James's (Polygonales Polygonaceae Eriogonum jamesii undulatum) • Buckwheat, Nodding (Polygonales Polygonaceae Eriogonum cernuum) • Buckwheat, Palmer's (Polygonales Polygonaceae Eriogonum palmerianum) • Buckwheat, Parry's (Polygonales Polygonaceae Eriogonum brachypodum) • Buckwheat, Redroot (Polygonales Polygonaceae Eriogonum racemosum) • Buckwheat, Sand (Polygonales Polygonaceae Eriogonum leptocladon ramosissimum) • Buckwheat, Slender (Polygonales Polygonaceae Eriogonum microthecum foliosum) • Buckwheat, Slender (Polygonales Polygonaceae Eriogonum microthecum laxiflorum) • Buckwheat, Spotted (Polygonales Polygonaceae Eriogonum maculatum) • Buckwheat, Sulphur Wild (Polygonales Polygonaceae Eriogonum umbellatum) • Buckwheat, Sulphur-flower (Polygonales Polygonaceae Eriogonum umbellatum cognatum) • Buckwheat, Sulphur-flower (Polygonales Polygonaceae Eriogonum umbellatum subaridum) • Buckwheat, Thomas' (Polygonales Polygonaceae Eriogonum thomasii) • Buckwheat, Wetherill's (Polygonales Polygonaceae Eriogonum wetherillii) • Buckwheat, Winged (Polygonales Polygonaceae Eriogonum alatum alatum) • Buckwheat, Winged (Polygonales Polygonaceae Eriogonum alatum mogollense) • Buckwheat, Yavapai County (Polygonales Polygonaceae Eriogonum ericifolium pulchrum) • Buckwheat, Yellow Wild (Polygonales Polygonaceae Eriogonum flavum) • Buckwheat, Yucca (Polygonales Polygonaceae Eriogonum plumatella) • Buckwheat, Zion (Polygonales Polygonaceae Eriogonum zionis coccineum) • Buffaloberry, Roundleaf (Proteales Elaeagnaceae Shepherdia rotundifolia) • Buffaloberry, Silver (Proteales Elaeagnaceae Shepherdia argentea) • Bugseed, Shiny (Caryophyllales Chenopodiaceae Corispermum nitidum) • Burrobush, White (Asterales Asteraceae/Compositae Hymenoclea salsola) • Burrobush, White (Asterales Asteraceae/Compositae Ambrosia dumosa) • Buttercup, Alkali (Ranunculales Ranunculaceae Ranunculus cymbalaria saximontanus) • Buttercup, Celeryleaf (Ranunculales Ranunculaceae Ranunculus sceleratus) • Buttercup, Graceful (Ranunculales Ranunculaceae Ranunculus inamoenus) • Buttercup, Heartleaf (Ranunculales Ranunculaceae Ranunculus cardiophyllus) • Buttercup, Hooked (Ranunculales Ranunculaceae Ranunculus uncinatus) • Buttercup, Hornseed (Ranunculales Ranunculaceae Ranunculus testiculatus) • Buttercup, Oregon (Ranunculales Ranunculaceae Ranunculus oreogenes) • Cabbage, Coast Range Wild (Capparales Brassicaceae/Cruciferae Caulanthus lasiophyllus lasiophyllus) • Cabbage, Cooper's Wild (Capparales Brassicaceae/Cruciferae Caulanthus cooperi) • Cabbage, Thickstem Wild (Capparales Brassicaceae/Cruciferae Caulanthus crassicaulis) • Cactus, Arizona Fishhook (Caryophyllales Cactaceae Mammillaria microcarpa) • Cactus, Common Fishhook (Caryophyllales Cactaceae Mammillaria tetrancistra) • Cactus, Cottontop (Caryophyllales Cactaceae Echinocactus polycephalus polycephalus) • Cactus, Cottontop (Caryophyllales Cactaceae Echinocactus polycephalus xeranthemoides) • Cactus, Fendler's Hedgehog (Caryophyllales Cactaceae Echinocereus fendleri fendleri) • Cactus, Hedgehog (Caryophyllales Cactaceae Echinocereus coccineus coccineus) • Cactus, Johnson Pineapple (Caryophyllales Cactaceae Neolloydia johnsonii) • Cactus, Kingcup (Caryophyllales Cactaceae Echinocereus triglochidiatus) • Cactus, Mojave Kingcup (Caryophyllales Cactaceae Echinocereus triglochidiatus mojavensis) • Cactus, Saints (Caryophyllales Cactaceae Echinocereus engelmannii) • Cactus, Smallflower Fishhook (Caryophyllales Cactaceae Sclerocactus parviflorus) • Calico, Schott's (Polemoniales Polemoniaceae Langloisia schottii) • Caltrop, California (Sapindales Zygophyllaceae Kallstroemia californica) • Caltrop, Warty (Zygophyllales Zygophyllaceae Kallstroemia parviflora) • Camas, Foothill Death (Liliales Liliaceae Zigadenus paniculatus) • Camas, Mountain Death (Liliales Liliaceae Zigadenus elegans) • Camelthorn (Fabales Fabaceae/Leguminosae Alhagi camelorum) • Campion, Grand Canyon (Caryophyllales Caryophyllaceae Silene rectiramea ) • Campion, Menzies' (Caryophyllales Caryophyllaceae Silene menziesii) • Campion, Pringle's (Caryophyllales Caryophyllaceae Silene scouleri pringlei) • Cardinalflower (Campanulales Campanulaceae Lobelia cardinalis graminea) • Carelessweed (Caryophyllales Amaranthaceae Amaranthus palmeri) • Carpetweed, Threadstem (Caryophyllales Molluginaceae Mollugo cerviana) • Carrot, American Wild (Apiales/Umbellales Apiaceae/Umbelliferae Daucus pusillus) • Carrot, False (Apiales/Umbellales Apiaceae/Umbelliferae Yabea microcarpa) • Cassia, Coves' (Fabales Fabaceae/Leguminosae Senna covesii) • Catalpa, Northern (Scrophulariales Bignoniaceae Catalpa speciosa) • Catseye, Atwood's (Polemoniales Boraginaceae Cryptantha atwoodii) • Catseye, Basin Yellow (Polemoniales Boraginaceae Cryptantha confertiflora) • Catseye, Bearded (Polemoniales Boraginaceae Cryptantha barbigera) • Catseye, Bristly (Polemoniales Boraginaceae Cryptantha setosissima) • Catseye, Bushy (Polemoniales Boraginaceae Cryptantha racemosa) • Catseye, Capitate (Polemoniales Boraginaceae Cryptantha capitata) • Catseye, Curvenut (Polemoniales Boraginaceae Cryptantha recurvata) • Catseye, Cushion (Polemoniales Boraginaceae Cryptantha circumscissa) • Catseye, Dentnut (Polemoniales Boraginaceae Cryptantha abata) • Catseye, Guadalupe (Polemoniales Boraginaceae Cryptantha maritima) • Catseye, Narrowstem (Polemoniales Boraginaceae Cryptantha gracilis) • Catseye, Nevada (Polemoniales Boraginaceae Cryptantha nevadensis) • Catseye, Panamint (Polemoniales Boraginaceae Cryptantha angustifolia) • Catseye, Redroot (Polemoniales Boraginaceae Cryptantha micrantha) • Catseye, Roughseed (Polemoniales Boraginaceae Cryptantha flavoculata) • Catseye, Sanddune (Polemoniales Boraginaceae Cryptantha fendleri) • Catseye, Scented (Polemoniales Boraginaceae Cryptantha utahensis) • Catseye, Virgin River (Polemoniales Boraginaceae Cryptantha virginensis) • Catseye, Tawny (Polemoniales Boraginaceae Cryptantha fulvocanescens) • Catseye, Thicksepal (Polemoniales Boraginaceae Cryptantha crassisepala) • Catseye, Wingnut (Polemoniales Boraginaceae Cryptantha pterocarya cycloptera) • Ceanothus, Desert (Rhamnales Rhamnaceae Ceanothus greggii) • Ceanothus, Fendler's (Rhamnales Rhamnaceae Ceanothus fendleri) • Ceanothus, Martin's (Rhamnales Rhamnaceae Ceanothus martinii) • Celery, Wild (Apiales/Umbellales Apiaceae/Umbelliferae Apium graveolens) • Centaury, Arizona (Gentianales Gentianaceae Centaurium calycosum) • Centaury, Desert (Gentianales Gentianaceae Centaurium exaltatum) • Chaffbush, Fremont's (Asterales Asteraceae/Compositae Amphipappus fremontii spinosus) • Chamomile, Stinking (Asterales Asteraceae/Compositae Anthemis cotula) • Cherry, Bitter (Rosales Rosaceae Prunus emarginata) • Cherry, Choke (Rosales Rosaceae Prunus virginiana) • Cherry, Ivyleaf Ground (Polemoniales Solanaceae Physalis hederaefolia) • Cherry, Yellow Nightshade Ground (Polemoniales Solanaceae Physalis crassifolia) • Chickweed, Common (Caryophyllales Caryophyllaceae Stellaria media) • Chickweed, Field (Caryophyllales Caryophyllaceae Cerastium arvense) • Chickweed, Shiny (Caryophyllales Caryophyllaceae Stellaria nitens) • Chicory (Asterales Asteraceae/Compositae Cichorium intybus) • Cholla, Buckhorn (Caryophyllales Cactaceae Opuntia acanthocarpa) • Cholla, Staghorn (Caryophyllales Cactaceae Opuntia echinocarpa) • Cholla, Teddybear (Caryophyllales Cactaceae Opuntia bigelovii) • Cholla, Whipple (Caryophyllales Cactaceae Opuntia whipplei whipplei) • Cinchweed, Manybristle (Asterales Asteraceae/Compositae Pectis papposa) • Cinquefoil, Arizona (Rosales Rosaceae Potentilla glandulosa arizonica) • Cinquefoil, Arizona (Rosales Rosaceae Potentilla glandulosa arizonica) • Cinquefoil, Beautiful (Rosales Rosaceae Potentilla pulcherrima) • Cinquefoil, Biennial (Rosales Rosaceae Potentilla biennis) • Cinquefoil, Navajo (Rosales Rosaceae Potentilla subviscosa) • Cinquefoil, Norwegian (Rosales Rosaceae Potentilla norvegica) • Cinquefoil, Varileaf (Rosales Rosaceae Potentilla diversifolia) • Cinquefoil, Woolly (Rosales Rosaceae Potentilla hippiana) • Clammyweed, Sandyseed (Capparidales Capparaceae Polanisia dodecandra ssp. trachysperma) • Clematis, Hairy (Ranunculales Ranunculaceae Clematis hirsutissima) • Clematis, Rock (Ranunculales Ranunculaceae Clematis pseudoalpina) • Clematis, Western White (Ranunculales Ranunculaceae Clematis ligusticifolia) • Clover, Alsike (Fabales Fabaceae/Leguminosae Trifolium hybridum) • Clover, Annual Yellow Sweet (Fabales Fabaceae/Leguminosae Melilotus indicus) • Clover, Andes (Fabales Fabaceae/Leguminosae Trifolium andinum) • Clover, Holly-leaf (Fabales Fabaceae/Leguminosae Trifolium gymnocarpon gymnocarpon) • Clover, Jackass (Capparales Capparaceae Wislizenia refracta) • Clover, Pygmy (Fabales Fabaceae/Leguminosae Trifolium longipes pygmaeum) • Clover, Searls' Prairie (Fabales Fabaceae/Leguminosae Dalea searlsiae) • Clover, Violet Owls (Scrophulariales Scrophulariaceae Orthocarpus purpureo-albus) • Clover, White (Fabales Fabaceae/Leguminosae Trifolium repens) • Clover, White Prairie (Fabales Fabaceae/Leguminosae Dalea candida var. oligophylla) • Clover, White Sweet (Fabales Fabaceae/Leguminosae Melilotus albus) • Clover, Woods (Fabales Fabaceae/Leguminosae Trifolium pinetorum) • Clover, Woolly Prairie (Fabales Fabaceae/Leguminosae Dalea lanata var. terminalis) • Clover, Yellow Owls (Scrophulariales Scrophulariaceae Orthocarpus luteus) • Clover, Yellow Sweet (Fabales Fabaceae/Leguminosae Melilotus officinalis) • Cocklebur, Rough (Asterales Asteraceae/Compositae Xanthium strumarium) • Columbine, Chiricahua Mountain (Ranunculales Ranunculaceae Aquilegia triternata) • Columbine, Colorado Blue (Ranunculales Ranunculaceae Aquilegia coerulea pinetorum) • Columbine, Golden (Ranunculales Ranunculaceae Aquilegia chrysantha) • Columbine, Mancos (Ranunculales Ranunculaceae Aquilegia micrantha) • Combseed, Broadfruit (Polemoniales Boraginaceae Pectocarya platycarpa) • Combseed, Chuckwalla (Polemoniales Boraginaceae Pectocarya heterocarpa) • Combseed, Curvenut (Polemoniales Boraginaceae Pectocarya recurvata) • Copperweed Asterales Asteraceae/Compositae (Iva acerosa) • Coraldrops, Arizona (Scrophulariales Scrophulariaceae Besseya arizonica) • Cottonbatting-plant (Asterales Asteraceae/Compositae Gnaphalium chilense) • Cottonrose, California (Asterales Asteraceae/Compositae Filago californica) • Cottonwood, Fremont's (Salicales Salicaceae Populus fremontii) • Cottonwood, Lance-leaf (Salicales Salicaceae Populus acuminata) • Cottonwood, Narrowleaf (Salicales Salicaceae Populus angustifolia) • Cranberrybush, European (Dipsacales Caprifoliaceae Viburnum opulus) • Crazyweed, Lambert's (Fabales Fabaceae/Leguminosae Oxytropis lambertii) • Creeper, Scarlet (Polemoniales Convolvulaceae Ipomoea hederifolia) • Creosote-bush (Zygophyllales Zygophyllaceae Larrea divaricata tridentata) • Cress, Desert Rock (Capparales Brassicaceae/Cruciferae Arabis pulchra pallens) • Cress, Drummond's Rock (Capparales Brassicaceae/Cruciferae Arabis drummondii) • Cress, Fendler's Rock (Capparales Brassicaceae/Cruciferae Arabis fendleri) • Cress, Flagstaff Rock (Capparales Brassicaceae/Cruciferae Arabis gracilipes) • Cress, Bluntleaf Yellow (Capparales Brassicaceae/Cruciferae Rorippa curvipes curvipes) • Cress, Bog Yellow (Capparales Brassicaceae/Cruciferae Rorippa palustris) • Cress, Perennial Rock (Capparales Brassicaceae/Cruciferae Arabis perennans) • Cress, Sand Bitter (Capparales Brassicaceae/Cruciferae Cardamine parviflora) • Cress, Tower Rock (Capparales Brassicaceae/Cruciferae Arabis glabra) • Cress, Water (Capparales Brassicaceae/Cruciferae Nasturtium officinale) • Crinklemat, Matted (Polemoniales Boraginaceae Tiquilia latior) • Crinklemat, Woody (Polemoniales Boraginaceae Tiquilia canescens) • Crossflower (Capparales Brassicaceae/Cruciferae Chorispora tenella) • Croton, Hoary Myrtle (Euphorbiales Euphorbiaceae Bernardia incana) • Croton, Texas (Euphorbiales Euphorbiaceae Croton texensis) • Crownbeard, Golden (Asterales Asteraceae/Compositae Verbesina encelioides) • Cudweed, Clammy (Asterales Asteraceae/Compositae Gnaphalium macounii) • Cudweed, Slender (Asterales Asteraceae/Compositae Gnaphalium exilifolium A. Nels. • Cudweed, Western Marsh (Asterales Asteraceae/Compositae Gnaphalium palustre) • Cudweed, Wright's (Asterales Asteraceae/Compositae Gnaphalium wrightii) • Currant, Gooseberry (Grossulariaceae/Saxifragaceae Ribes montigenum) • Currant, Sticky (Grossulariaceae/Saxifragaceae Ribes viscosissimum) • Currant, Wax (Grossulariaceae/Saxifragaceae Ribes cereum cereum) • Currant, Whisky (Rosales Grossulariaceae/Saxifragaceae Ribes cereum pedicellare) • Cryptantha, Winged (Polemoniales Boraginaceae Cryptantha inaequata) • Daisy, Compact Rock (Asterales Asteraceae/Compositae Perityle congesta) • Daisy, Emory's Rock (Asterales Asteraceae/Compositae Perityle emoryi) • Daisy, Oxeye (Asterales Asteraceae/Compositae Leucanthemum leucanthemum pinnatifidum) • Daisy, Plains Blackfoot (Asterales Asteraceae/Compositae Melampodium leucanthum) • Dalea, Fremont's (Fabales Fabaceae/Leguminosae Psorothamnus fremontii attenuatus) • Dandelion, Cleveland's Desert (Asterales Asteraceae/Compositae Malacothrix clevelandii) • Dandelion, Common (Asterales Asteraceae/Compositae Taraxacum officinale) • Dandelion, Desert (Asterales Asteraceae/Compositae Malacothrix torreyi) • Dandelion, Rock (Asterales Asteraceae/Compositae Taraxacum laevigatum) • Dandelion, Smooth Desert (Asterales Asteraceae/Compositae Malacothrix californica glabrata) • Dandelion, Sowthistle Desert (Asterales Asteraceae/Compositae Malacothrix sonchoides) • Deervetch, Wright's (Fabales Fabaceae/Leguminosae Lotus wrightii) • Desert-broom, (Asterales Asteraceae/Compositae Baccharis sarothroides) • Desert-snow, (Polemoniales Polemoniaceae Linanthus demissus) • Devil-weed, Mexican (Asterales Asteraceae/Compositae Aster spinosus) • Dock, Canaigre (Polygonales Polygonaceae Rumex hymenosepalus) • Dock, Curly (Polygonales Polygonaceae Rumex crispus) • Dock, Mexican (Polygonales Polygonaceae Rumex mexicanus) • Dock, Pale (Polygonales Polygonaceae Rumex altissimus) • Dock, Toothed Willow (Polygonales Polygonaceae Rumex californicus) • Dodder, Chaparral (Polemoniales Cuscutaceae Cuscuta californica) • Dodder, Field (Polemoniales Cuscutaceae Cuscuta campestris) • Dogbane, Intermediate (Gentianales Apocynaceae Apocynum medium) • Dogbane, Spreading (Gentianales Apocynaceae Apocynum androsaemifolium) • Dogweed (Asterales Asteraceae/Compositae Dyssodia pentachaeta) • Dogweed, Prickleleaf (Asterales Asteraceae/Compositae Dyssodia acerosa) • Dogwood, Red Osier (Cornales Cornaceae Cornus sericea sericea) • Dogweed, San Felipe (Asterales Asteraceae/Compositae Dyssodia porophylloides) • Doubleclaw, (Scrophulariales Pedaliaceae Proboscidea parviflora) • Dragonhead, American (Lamiales Lamiaceae/Labiatae Dracocephalum parviflora) • Dudleya, Chalk (Rosales Crassulaceae Dudleya pulverulenta arizonica) • Dunebroom, Common (Fabales Fabaceae/Leguminosae Parryella filifolia) • Dustymaiden, Bighead (Asterales Asteraceae/Compositae Chaenactis macrantha) • Dustymaiden, Douglas' (Asterales Asteraceae/Compositae Chaenactis douglasii) • Dustymaiden, Steve's (Asterales Asteraceae/Compositae Chaenactis stevioides) • Dutchman's-pipe, Watson's (Aristolochiales Aristolochiaceae Aristolochia watsonii) • Easterbonnets, White (Asterales Asteraceae/Compositae Antheropeas lanosum) • Easterbonnets, Woolly (Asterales Asteraceae/Compositae Antheropeas wallacei) • Elder, California Box (Sapindales Aceraceae Acer negundo californicum) • Elder, Mexican (Dipsacales Caprifoliaceae Sambucus mexicana) • Elderberry, American Red (Dipsacales Caprifoliaceae Sambucus microbotrys) • Elderberry, Black (Dipsacales Caprifoliaceae Sambucus melanocarpa) • Elderberry, Blue (Dipsacales Caprifoliaceae Sambucus glauca) • Elkweed, Desert (Gentianales Gentianaceae Swertia albomarginata) • Elkweed, Tufted (Gentianales Gentianaceae Swertia utahensis) • Elm, Siberian (Urticales Ulmaceae Ulmus pumila) • Everlasting, Western Pearly (Asterales Asteraceae/Compositae Anaphalis margaritacea) • Falseflax, Littlepod (Capparales Brassicaceae/Cruciferae Camelina microcarpa) • Fameflower, Pygmy (Caryophyllales Portulacaceae Talinum brevifolium) • Fameflower, Tusayan (Caryophyllales Portulacaceae Talinum validulum) • Feather, Arizona White (Rosales Rosaceae Potentilla osterhoutii) • Fendlerbush, Cliff (Rosales Hydrangeaceae Fendlera rupicola) • Fendlerbush, Utah (Rosales Hydrangeaceae Fendlerella utahensis) • Fernbush (Rosales Roseae Chamaebatiaria millifolium) • Fiddleleaf, Egg-leaf (Polemoniales Hydrophyllaceae Nama retrorsum) • Fiddleleaf, Wishbone (Polemoniales Hydrophyllaceae Nama dichotomum) • Fiddleneck, Bristly (Lamiales Boraginaceae Amsinckia tessellata) • Fiddleneck, Common (Lamiales Boraginaceae Amsinckia intermedia) • Fiestaflower, Arizona (Polemoniales Hydrophyllaceae Pholistoma auritum arizonicum) • Fig, Common (Urticales Moraceae Ficus carica) • Fimbry, Hot Springs (Asterales Asteraceae/Compositae Fimbristylis thermalis) • Fireweed (Myrtales Onagraceae Epilobium angustifolium) • Five-eyes, Greenleaf (Polemoniales Solanaceae Chamaesaracha coronopus) • Flaveria, Grand Canyon (Asterales Asteraceae/Compositae Flaveria mcdougallii) • Flax, New Mexico Yellow (Geraniales Linaceae Linum neomexicanum) • Flax, Plains (Geraniales Linaceae Linum puberulum) • Flax, Prairie (Geraniales Linaceae Linum lewisii) • Flixweed (Capparales Brassicaceae/Cruciferae Descurainia sophia) • Fleabane, Aspen (Asterales Asteraceae/Compositae Erigeron speciosus vmacranthus) • Fleabane, Bear River (Asterales Asteraceae/Compositae Erigeron ursinus) • Fleabane, Beautiful (Asterales Asteraceae/Compositae Erigeron formosissimus) • Fleabane, Chaparral (Asterales Asteraceae/Compositae Erigeron oreophilus) • Fleabane, Hoary (Asterales Asteraceae/Compositae Erigeron canus) • Fleabane, Lobed (Asterales Asteraceae/Compositae Erigeron lobatus) • Fleabane, Marsh (Asterales Asteraceae/Compositae Tessaria sericea) • Fleabane, Navajo (Asterales Asteraceae/Compositae Erigeron concinnus) • Fleabane, Plains (Asterales Asteraceae/Compositae Erigeron modestus) • Fleabane, Spreading (Asterales Asteraceae/Compositae Erigeron divergens) • Fleabane, Sprucefir (Asterales Asteraceae/Compositae Erigeron eximius) • Fleabane, Saltmarsh (Asterales Asteraceae/Compositae Pluchea purpurascens) • Fleabane, Utah (Asterales Asteraceae/Compositae Erigeron utahensis sparsifolius) • Fleabane, Utah (Asterales Asteraceae/Compositae Erigeron utahensis utahensis) • Fleabane, Trailing (Asterales Asteraceae/Compositae Erigeron flagellaris) • Fogfruit (Lamiales Verbenaceae Phyla cuneifolia) • Forget-me-not, Gravel (Polemoniales Boraginaceae Cryptantha decipiens) • Four-o'clock, Colorado (Caryophyllales Nyctaginaceae Mirabilis multiflora) • Four-o'clock, Desert (Caryophyllales Nyctaginaceae Mirabilis bigelovii) • Four-o'clock, Dwarf (Caryophyllales Nyctaginaceae Mirabilis pumila) • Four-o'clock, Narrowleaf (Caryophyllales Nyctaginaceae Mirabilis linearis) • Four-o'clock, Smooth Spreading (Caryophyllales Nyctaginaceae Mirabilis oxybaphoides) • Fringe-pod, Elegant (Capparales Brassicaceae/Cruciferae Thysanocarpus curvipes elegans) • Fringe-pod, Narrowleaf (Capparales Brassicaceae/Cruciferae Thysanocarpus laciniatus crenatus) • Fringedpod, Sand (Asterales Asteraceae/Compositae Thelesperma subnudum) • Fumewort, Curvepod (Papaverales Fumariaceae Corydalis aurea occidentalis) • Gentian, Autumn Dwarf (Gentianales Gentianaceae Gentianella amarella acuta) • Gentian, Autumn Dwarf (Gentianales Gentianaceae Gentianella amarella heterosepala) • Gentian, Parry's (Gentianales Gentianaceae Gentiana parryi) • Gentian, Pleated (Gentianales Gentianaceae Gentiana affinis) • Geranium, Fremont's (Geraniales Geraniaceae Geranium fremontii) • Geranium, Pineywoods (Geraniales Geraniaceae Geranium caespitosum) • Geranium, Richardson's (Geraniales Geraniaceae Geranium richardsonii) • Gilia, Broadleaf (Polemoniales Polemoniaceae Gilia latifolia) • Gilia, Desert Pale (Polemoniales Polemoniaceae Gilia hutchinsifolia) • Gilia, Eyed (Polemoniales Polemoniaceae Gilia ophthalmoides) • Gilia, Flax-flowered (Polemoniales Polemoniaceae Ipomopsis longiflora) • Gilia, Lesser Yellowthroat (Polemoniales Polemoniaceae Gilia flavocincta) • Gilia, Many-branched (Polemoniales Polemoniaceae Ipomopsis polycladon) • Gilia, Many-flowered (Polemoniales Polemoniaceae Ipomopsis multiflora) • Gilia, Rock (Polemoniales Polemoniaceae Gilia scopulorum) • Gilia, Rosy (Polemoniales Polemoniaceae Gilia sinuata) • Gilia, Sand (Polemoniales Polemoniaceae Gilia leptomeria) • Gilia, Star (Polemoniales Polemoniaceae Gilia stellata) • Gilia, Yellow (Polemoniales Polemoniaceae Gilia filiformis) • Glowweed, Grand Canyon (Asterales Asteraceae/Compositae Hesperodoria scopularum) • Goldenbush, Alkali (Asterales Asteraceae/Compositae Isocoma acradenia acradenia) • Goldenbush, Deer (Asterales Asteraceae/Compositae Ericameria cervina) • Goldenbush, Drummond's (Asterales Asteraceae/Compositae Isocoma drummondii) • Goldenbush, Watson's (Asterales Asteraceae/Compositae Ericameria watsonii) • Goldenbush, Southern (Asterales Asteraceae/Compositae Isocoma pluriflora) • Goldeneye, Annual (Asterales Asteraceae/Compositae Viguiera annua) • Goldeneye, Longleaf False (Asterales Asteraceae/Compositae Viguiera longifolia) • Goldeneye, Showy (Asterales Asteraceae/Compositae Viguiera multiflora) • Goldenhead, Rayless (Asterales Asteraceae/Compositae Acamptopappus sphaerocephalus) • Goldenhills (Asterales Asteraceae/Compositae Encelia farinosa) • Goldenrod, Grassy Rock (Asterales Asteraceae/Compositae Petradoria pumila) • Goldenrod, Alcove (Asterales Asteraceae/Compositae Solidago sparsiflora) • Goldenrod, Baby (Asterales Asteraceae/Compositae Solidago nana) • Goldenrod, Missouri (Asterales Asteraceae/Compositae Solidago missouriensis) • Goldenrod, Mountain (Asterales Asteraceae/Compositae Solidago multiradiata) • Goldenrod, Mt. Albert (Asterales Asteraceae/Compositae Solidago simplex simplex) • Goldenrod, Parry's (Asterales Asteraceae/Compositae Solidago parryi) • Goldenrod, Shorthair (Asterales Asteraceae/Compositae Solidago canadensis gilvocanescens) • Goldenrod, Tall (Asterales Asteraceae/Compositae Solidago altissima) • Goldenrod, Western (Asterales Asteraceae/Compositae Solidago occidentalis) • Goldenrod, Wright's (Asterales Asteraceae/Compositae Solidago wrightii) • Goldentop, Western (Euphorbiales Euphorbiaceae Euthamia occidentalis) • Goldenweed, Curlyhead (Asterales Asteraceae/Compositae Pyrrocoma crocea genuflexa) • Goldenweed, Sand (Asterales Asteraceae/Compositae Machaeranthera linearis) • Goldenweed, Slender (Asterales Asteraceae/Compositae Machaeranthera gracilis) • Gooseberry, Desert (Grossulariaceae/Saxifragaceae Ribes velutinum) • Gooseberry, Trumpet (Grossulariaceae/Saxifragaceae Ribes leptanthum) • Gooseberry, Whitestem (Rosales Grossulariaceae/Saxifragaceae Ribes inerme) • Goosefoot, Desert (Caryophyllales Chenopodiaceae Chenopodium pratericola) • Goosefoot, Blite (Caryophyllales Chenopodiaceae Chenopodium capitatum) • Goosefoot, Foetid (Caryophyllales Chenopodiaceae Chenopodium graveolens neomexicanum • Goosefoot, Fremont's (Caryophyllales Chenopodiaceae Chenopodium fremontii) • Goosefoot, Hians (Caryophyllales Chenopodiaceae Chenopodium hians) • Goosefoot, Mealy (Caryophyllales Chenopodiaceae Chenopodium incanum elatum) • Goosefoot, Narrowleaf (Caryophyllales Chenopodiaceae Chenopodium leptophyllum) • Goosefoot, Nettleleaf (Caryophyllales Chenopodiaceae Chenopodium murale) • Goosefoot, Pitseed (Caryophyllales Chenopodiaceae Chenopodium berlandieri zschackei) • Goosefoot, Rocky Mountain (Caryophyllales Chenopodiaceae Chenopodium glaucum salinum) • Gourd, Coyote (Violales Cucurbitaceae Cucurbita palmata) • Gourd, Missouri (Violales Cucurbitaceae Cucurbita foetidissima) • Grape, Canyon (Rhamnales Vitaceae Vitis arizonica) • Grape, Creeping Oregon (Ranunculales Berberidaceae Berberis repens) • Greasebush, Spiny (Dilleniales Crossosomataceae Glossopetalon spinescens aridum) • Gromwell, Many-flowered (Lamiales Boraginaceae Lithospermum multiflorum) • Gromwell, Narrowleaf (Lamiales Boraginaceae Lithospermum incisum) • Gromwell, Smooth-throat (Lamiales Boraginaceae Lithospermum cobrense) • Groundsel, Broom (Asterales Asteraceae/Compositae Senecio spartioides) • Groundsel, Hoary (Asterales Asteraceae/Compositae Senecio werneriaefolius • Groundsel, Lobeleaf (Asterales Asteraceae/Compositae Senecio multilobatus) • Groundsel, MacDougal's (Asterales Asteraceae/Compositae Senecio eremophilus macdougalii) • Groundsel, Many-headed (Asterales Asteraceae/Compositae Senecio multicapitatus) • Groundsel, Thread-leaf (Asterales Asteraceae/Compositae Senecio douglasii longilobus) • Groundsmoke, Pinyon (Myrtales Onagraceae Gayophytum ramosissimum) • Groundsmoke, Spreading (Myrtales Onagraceae Gayophytum diffusum parviflorum) • Gumweed, Curlycup (Asterales Asteraceae/Compositae Grindelia squarrosa) • Gumweed, Desert (Asterales Asteraceae/Compositae Grindelia aphanactis) • Gumweed, Pillar False (Asterales Asteraceae/Compositae Vanclevea stylosa) • Gypsyflower (Polemoniales Boraginaceae Cynoglossum officinale) • Hackberry, Netleaf (Urticales Ulmaceae Celtis reticulata) • Harlequinbush (Myrtales Onagraceae Gaura hexandra gracilis) • Hawksbeard, Largeflower (Asterales Asteraceae/Compositae Crepis occidentalis) • Hawksbeard, Limestone (Asterales Asteraceae/Compositae Crepis intermedia) • Hawkweed, Yellow (Asterales Asteraceae/Compositae Hieracium fendleri) • Heath, Pink Mountain (Ericales Ericaceae Phyllodoce empetriformis) • Heath, Rose (Asterales Asteraceae/Compositae Leucelene ericoides) • Helianthella, Five-nerve (Asterales Asteraceae/Compositae Helianthella quinquenervis) • Helianthella, Purple-disk (Asterales Asteraceae/Compositae Helianthella microcephala) • Heliotrope, Cleftleaf Wild (Polemoniales Hydrophyllaceae Phacelia corrugata) • Heliotrope, Cleftleaf Wild (Polemoniales Hydrophyllaceae Phacelia crenulata) • Heliotrope, Phlox (Lamiales Boraginaceae Heliotropium convolvulaceum) • Heliotrope, Salt (Lamiales Boraginaceae Heliotropium curassavicum) • Hemp, Indian (Gentianales Apocynaceae Apocynum sibiricum salignum) • Hesperochiron, Dwarf (Polemoniales Hydrophyllaceae Hesperochiron pumilus) • Hidden-flower, James's (Polemoniales Boraginaceae Cryptantha jamesii setosa) • Hideseed, Dainty Desert (Polemoniales Hydrophyllaceae Eucrypta micrantha) • Hideseed, Spotted (Polemoniales Hydrophyllaceae Eucrypta chrysanthemifolia bipinnatifida) • Hogbite (Asterales Asteraceae/Compositae Chondrilla juncea) • Hogweed, Little (Caryophyllales Portulacaceae Portulaca oleracea) • Holly, Desert (Caryophyllales Chenopodiaceae Atriplex hymenelytra) • Hollyhock, Wild (Malvales Malvaceae Iliamna grandiflora) • Honeysuckle, Arizona (Dipsacales Caprifoliaceae Lonicera arizonica) • Honeysweet, Arizona (Caryophyllales Amaranthaceae Tidestromia oblongifolia) • Hoptree, Pallid (Sapindales Rutaceae Ptelea trifoliata pallida) • Horehound, Common (Lamiales Lamiaceae/Labiatae Marrubium vulgare) • Hornbeam, Knowlton's Hop (Fagales Betulaceae Ostrya knowltonii) • Horsebrush, Spineless (Asterales Asteraceae/Compositae Tetradymia canescens) • Horseweed, Canadian (Asterales Asteraceae/Compositae Conyza canadensis pusilla) • Hutchinsia, Prostrate (Capparales Brassicaceae/Cruciferae Hutchinsia procumbens) • Hymenopappus, Fineleaf (Asterales Asteraceae/Compositae Hymenopappus filifolius pauciflorus) • Hymenopappus, Idaho (Asterales Asteraceae/Compositae Hymenopappus filifolius lugens) • Hymenoxys, Cooper's (Asterales Asteraceae/Compositae Hymenoxys cooperi) • Hyssop, Bill Williams Mountain Giant (Lamiales Lamiaceae/Labiatae Agastache pallidiflora) • Indianwheat, Desert (Plantaginales Plantaginaceae Plantago ovata) • Indigo, Desert False (Fabales Fabaceae/Leguminosae Amorpha fruticosa occidentalis) • Iodinebush (Caryophyllales Chenopodiaceae Allenrolfea occidentalis) • Ivy, English (Apiaceae/Umbelliferae Araliaceae Hedera helix) • Ivy, Western Poison (Sapindales Anacardiaceae Toxicodendron rydbergii) • Janusia, Slender (Polygales Malpighiaceae Janusia gracilis Gray • Jasmine, Pygmy-flower Rock (Primulales Primulaceae Androsace septentrionalis glandulosa) • Jasmine, Pygmy-flower Rock (Primulales Primulaceae Androsace septentrionalis puberulenta) • Jasmine, Western Rock (Primulales Primulaceae Androsace occidentalis) • Jewelflower, Arizona (Capparales Brassicaceae/Cruciferae Streptanthus arizonicus) • Kelloggia, Milk (Rubiales Rubiaceae Kelloggia galioides) • Knapweed, Russian (Asterales Asteraceae/Compositae Centaurea repens) • Knapweed, Spotted (Asterales Asteraceae/Compositae Centaurea maculosa) • Knotweed, Curlytop (Polygonales Polygonaceae Polygonum lapathifolium) • Knotweed, Douglas' (Polygonales Polygonaceae Polygonum douglasii) • Knotweed, Kellogg's (Polygonales Polygonaceae Polygonum kelloggii) • Knotweed, Prostrate (Polygonales Polygonaceae Polygonum aviculare) • Knotweed, Sawatch (Polygonales Polygonaceae Polygonum sawatchense) • Knotweed, Silversheath (Polygonales Polygonaceae Polygonum argyrocoleon) • Kochia, Common (Caryophyllales Chenopodiaceae Kochia scoparia) • Ladysthumb, Spotted (Polygonales Polygonaceae Polygonum persicaria) • Lambsquarters (Caryophyllales Chenopodiaceae Chenopodium album) • Langloisia, Moth (Polemoniales Polemoniaceae Langloisia setosissima) • Larkspur, Desert (Ranunculales Ranunculaceae Delphinium parishii) • Larkspur, Tall Mountain (Ranunculales Ranunculaceae Delphinium scaposum) • Larkspur, Two-lobe (Ranunculales Ranunculaceae Delphinium nuttallianum) • Lemonweed, Rush (Fabales Fabaceae/Leguminosae Psoralidium junceum) • Lettuce, Biennual (Asterales Asteraceae/Compositae Lactuca ludoviciana) • Lettuce, Brownplume Wire (Asterales Asteraceae/Compositae Stephanomeria pauciflora) • Lettuce, Miner's (Caryophyllales Portulacaceae Claytonia perfoliata) • Lettuce, Narrowleaf Wire (Asterales Asteraceae/Compositae Stephanomeria tenuifolia) • Lettuce, Parry's Wire (Asterales Asteraceae/Compositae Stephanomeria parryi) • Lettuce, Prickly (Asterales Asteraceae/Compositae Lactuca serriola) • Lettuce, Small Wire (Asterales Asteraceae/Compositae Stephanomeria exigua) • Lettuce, Thurber's Wire (Asterales Asteraceae/Compositae Stephanomeria thurberi) • Lettuce, Water Miners (Caryophyllales Portulacaceae Montia chamissoi) • Licorice, American (Fabales Fabaceae/Leguminosae Glycyrrhiza lepidota) • Licorice-root, Porter's (Apiales/Umbellales Apiaceae/Umbelliferae Ligusticum porteri) • Lilac, La Fleur (Polemoniales Solanaceae Datura meteloides) • Locoweed, Woolly (Fabales Fabaceae/Leguminosae Astragalus mollissimus thompsonae) • Locust, New Mexico (Fabales Fabaceae/Leguminosae Robinia neomexicana) • Loosestrife, California (Myrtales Lythraceae Lythrum californicum) • Lotebush (Rhamnales Rhamnaceae Ziziphus obtusifolia canescens) • Lousewort, Dwarf (Scrophulariales Scrophulariaceae Pedicularis centranthera) • Lupine, Bluebonnet (Fabales Fabaceae/Leguminosae Lupinus palmeri) • Lupine, Arizona (Fabales Fabaceae/Leguminosae Lupinus arizonicus) • Lupine, Hill's (Fabales Fabaceae/Leguminosae Lupinus hillii) • Lupine, King's (Fabales Fabaceae/Leguminosae Lupinus kingii) • Lupine, Osterhout's (Fabales Fabaceae/Leguminosae Lupinus osterhoutianus) • Lupine, Rusty (Fabales Fabaceae/Leguminosae Lupinus pusillus) • Lupine, Shortstem (Fabales Fabaceae/Leguminosae Lupinus brevicaulis) • Lupine, Silvery (Fabales Fabaceae/Leguminosae Lupinus argenteus) • Mahogany, Curlleaf Mountain (Rosales Roceae Cercocarpus ledifolius) • Mahogany, Mountain (Rosales Roceae Cercocarpus ledifolius intricatus) • Mahogany, True Mountain (Rosales Roceae Cercocarpus montanus) • Mallow, Alkali (Malvales Malvaceae Malvella leprosa) • Mallow, Cheeseweed (Malvales Malvaceae Malva parviflora) • Mallow, Common (Malvales Malvaceae Malva neglecta) • Mallow, Desert Globe (Malvales Malvaceae Sphaeralcea ambigua) • Mallow, Emory's Globe (Malvales Malvaceae Sphaeralcea emoryi) • Mallow, Fendler's Globe (Malvales Malvaceae Sphaeralcea fendleri) • Mallow, Gooseberryleaf Globe (Malvales Malvaceae Sphaeralcea grossulariifolia pedata) • Mallow, Grey Dwarf Indian (Malvales Malvaceae Abutilon parvulum) • Mallow, Island (Malvales Malvaceae Lavatera assurgentiflora glabra) • Mallow, New Mexico Checker (Malvales Malvaceae Sidalcea neomexicana) • Mallow, Rusby's Globe (Malvales Malvaceae Sphaeralcea rusbyi) • Mallow, Slippery Globe (Malvales Malvaceae Sphaeralcea digitata) • Mallow, Smallflower Globe (Malvales Malvaceae Sphaeralcea parvifolia) • Mallow, Soft Globe (Malvales Malvaceae Sphaeralcea incana cuneata) • Mallow, Wrinkled Globe (Malvales Malvaceae Sphaeralcea hastulata) • Mansa, Yerba (Piperales Saururaceae Anemopsis californica subglabra) • Manzanita, Greenleaf (Ericales Ericaceae Arctostaphylos patula) • Manzanita, Pointleaf (Ericales Ericaceae Arctostaphylos pungens) • Maple, Bigtooth (Sapindales Aceraceae Acer saccharum grandidentatum) • Maple, Rocky Mountain (Sapindales Aceraceae Acer glabrum diffusum) • Maple, Rocky Mountain (Sapindales Aceraceae Acer glabrum neo-mexicanum) • Maple, Silver (Sapindales Aceraceae Acer saccharinum) • Marigold, Fetid (Asterales Asteraceae/Compositae Dyssodia papposa) • Marigold, Desert (Asterales Asteraceae/Compositae Baileya multiradiata) • Marigold, White Marsh (Ranunculales Ranunculaceae Caltha leptosepala) • Marigold, Woolly Desert (Asterales Asteraceae/Compositae Baileya pleniradiata) • Marijuana (Rosales Cannabaceae Cannabis sativa) • Mariola (Asterales Asteraceae/Compositae Parthenium incanum) • Mary, Smallflower Blue-eyed (Scrophulariales Scrophulariaceae Collinsia parviflora) • Mat, Purple (Polemoniales Hydrophyllaceae Nama demissum) • Meadow-rue, Fendler's (Ranunculales Ranunculaceae Thalictrum fendleri) • Medick, Black (Fabales Fabaceae/Leguminosae Medicago lupulina) • Menodora, Rough (Scrophulariales Oleaceae Menodora scabra) • Mesquite, Western Honey (Fabales Fabaceae/Leguminosae Prosopis glandulosa torreyana) • Mexican-hat (Asterales Asteraceae/Compositae Ratibida columnaris) • Milkvetch, Ashen (Fabales Fabaceae/Leguminosae Astragalus tephrodes) • Milkvetch, Bishop's (Fabales Fabaceae/Leguminosae Astragalus episcopus) • Milkvetch, Chestnut (Fabales Fabaceae/Leguminosae Astragalus castaneiformis) • Milkvetch, Crescent (Fabales Fabaceae/Leguminosae Astragalus amphioxys) • Milkvetch, Duane's (Fabales Fabaceae/Leguminosae Astragalus pinonis atwoodii) • Milkvetch, Egg (Fabales Fabaceae/Leguminosae Astragalus oophorus caulescens) • Milkvetch, Emory's (Fabales Fabaceae/Leguminosae Astragalus emoryanus) • Milkvetch, Gravel (Fabales Fabaceae/Leguminosae Astragalus sabulonum) • Milkvetch, Groundcover (Fabales Fabaceae/Leguminosae Astragalus humistratus) • Milkvetch, Hermit (Fabales Fabaceae/Leguminosae Astragalus eremiticus) • Milkvetch, Matted Poison (Fabales Fabaceae/Leguminosae Astragalus calycosus) • Milkvetch, Mokiak (Fabales Fabaceae/Leguminosae Astragalus mokiacensis) • Milkvetch, Newberry's (Fabales Fabaceae/Leguminosae Astragalus newberryi) • Milkvetch, Painted Desert (Fabales Fabaceae/Leguminosae Astragalus sophoroides) • Milkvetch, Preuss's (Fabales Fabaceae/Leguminosae Astragalus preussii preussii) • Milkvetch, Recurved (Fabales Fabaceae/Leguminosae Astragalus recurvus) • Milkvetch, Sentry (Fabales Fabaceae/Leguminosae Astragalus cremnophylax) • Milkvetch, Silver's (Fabales Fabaceae/Leguminosae Astragalus subcinereus) • Milkvetch, Silverleaf (Fabales Fabaceae/Leguminosae Astragalus argophyllus panguicensis) • Milkvetch, Smallflowered (Fabales Fabaceae/Leguminosae Astragalus nuttallianus) • Milkvetch, Specklepod (Fabales Fabaceae/Leguminosae Astragalus lentiginosus) • Milkvetch, Stinking (Fabales Fabaceae/Leguminosae Astragalus praelongus) • Milkvetch, Tall Spiny (Fabales Fabaceae/Leguminosae Astragalus kentrophyta elatusyucca) • Milkvetch, Torrey's (Fabales Fabaceae/Leguminosae Astragalus calycosus scaposus) • Milkvetch, Yucca (Fabales Fabaceae/Leguminosae Astragalus lentiginosus yucca) • Milkvetch, Zion (Fabales Fabaceae/Leguminosae Astragalus zionis) • Milkvine, Texas (Gentianales Asclepiadaceae Matelea producta) • Milkweed, Broadleaf (Gentianales Asclepiadaceae Asclepias latifolia) • Milkweed, Butterfly (Gentianales Asclepiadaceae Asclepias tuberosa) • Milkweed, Climbing (Gentianales Asclepiadaceae Sarcostemma cynanchoides hartwegii) • Milkweed, Green Comet (Gentianales Asclepiadaceae Asclepias viridiflora) • Milkweed, Hairy (Gentianales Asclepiadaceae Sarcostemma hirtellum) • Milkweed, Showy (Gentianales Asclepiadaceae Asclepias speciosa) • Milkweed, Whorled (Gentianales Asclepiadaceae Asclepias subverticillata) • Milkwort, Broom (Polygonales Polygalaceae Polygala scoparioides) • Milkwort, Glandleaf (Polygonales Polygalaceae Polygala macradenia) • Mint, Golden Apple (Lamiales Lamiaceae/Labiatae Mentha arvensis villosa) • Mint, Hoary Rosemary (Lamiales Lamiaceae/Labiatae Poliomintha incana) • Mint, Mountain (Lamiales Lamiaceae/Labiatae Monardella glauca) • Mistletoe, Douglas-fir Dwarf (Santalales Viscaceae Arceuthobium douglasii) • Mistletoe, Fir Dwarf (Santalales Viscaceae Arceuthobium abietinum) • Mistletoe, Juniper (Santalales Viscaceae Phoradendron juniperinum) • Mistletoe, Mesquite (Santalales Viscaceae Phoradendron californicum) • Mistletoe, Pineland Dwarf (Santalales Viscaceae Arceuthobium vaginatum cryptopodum) • Mistletoe, Pinyon Dwarf (Santalales Viscaceae Arceuthobium divaricatum) • Mistletoe, Western Spruce Dwarf (Santalales Viscaceae Arceuthobium microcarpum) • Monkeyflower, Bigelow's (Scrophulariales Scrophulariaceae Mimulus bigelovii) • Monkeyflower, Crimson (Scrophulariales Scrophulariaceae Mimulus cardinalis) • Monkeyflower, Primrose (Scrophulariales Scrophulariaceae Mimulus primuloides) • Monkeyflower, Red (Scrophulariales Scrophulariaceae Mimulus rubellus) • Monkeyflower, Seep (Scrophulariales Scrophulariaceae Mimulus guttatus) • Monkeyflower, Suksdorf's (Scrophulariales Scrophulariaceae Mimulus suksdorfii) • Monkshood, Columbian (Ranunculales Ranunculaceae Aconitum columbianum) • Monument-plant (Gentianales Gentianaceae Swertia radiata) • Mortonia, Utah (Celastrales Celastraceae Mortonia utahensis) • Mousetail, Arizona (Ranunculales Ranunculaceae Myosurus cupulatus) • Mousetail, Bristly (Ranunculales Ranunculaceae Myosurus apetalus montanus) • Mousetail, Tiny (Ranunculales Ranunculaceae Myosurus minimus • Mudwort, Water (Scrophulariales Scrophulariaceae Limosella aquatica) • Mulberry, Texas (Urticales Moraceae Morus microphylla) • Mulberry, White (Urticales Moraceae Morus alba) • Mule-fat, (Asterales Asteraceae/Compositae Baccharis salicifolia) • Mulesears, Arizona (Asterales Asteraceae/Compositae Wyethia arizonica) • Mullein, Common (Scrophulariales Scrophulariaceae Verbascum thapsus) • Mustard, Asian (Capparales Brassicaceae/Cruciferae Brassica tournefortii) • Mustard, Blunt Tansy (Capparales Brassicaceae/Cruciferae Descurainia obtusa obtusa) • Mustard, Long Valley Tumble (Capparales Brassicaceae/Cruciferae Thelypodiopsis ambigua) • Mustard, Pinnate Tansy (Capparales Brassicaceae/Cruciferae Descurainia pinnata osmiarum) • Mustard, Purpus' Tumble (Capparales Brassicaceae/Cruciferae Thelypodiopsis purpusii) • Mustard, Sierran Tansy (Capparales Brassicaceae/Cruciferae Descurainia californica) • Mustard, Tall Tumble (Capparales Brassicaceae/Cruciferae Sisymbrium altissimum) • Mustard, Western Tansy (Capparales Brassicaceae/Cruciferae Descurainia pinnata glabra) • Mustard, Western Tansy (Capparales Brassicaceae/Cruciferae Descurainia richardsonii sonnei) • Nailwort, Creeping (Caryophyllales Caryophyllaceae Paronychia sessiliflora) • Nailwort, James's (Caryophyllales Caryophyllaceae Paronychia jamesii) • Neststraw, Woollyhead (Asterales Asteraceae/Compositae Stylocline micropoides) • Nettle, Sawtooth (Urticales Urticaceae Urtica serra) • Nettle, Smallspike False (Urticales Urticaceae Boehmeria cylindrica) • Nightshade, American Black (Polemoniales Solanaceae Solanum americanum) • Nightshade, Buffalobur (Polemoniales Solanaceae Solanum rostratum) • Nightshade, Cutleaf (Polemoniales Solanaceae Solanum triflorum) • Nightshade, Greenspot (Polemoniales Solanaceae Solanum douglasii) • Nightshade, Hairy (Polemoniales Solanaceae Polemoniales Solanaceae Solanum sarrachoides) • Nightshade, Silverleaf (Polemoniales Solanaceae Solanum elaeagnifolium) • Noseburn, Branched (Euphorbiales Euphorbiaceae Tragia ramosa) • Oak, Gambel's (Fagales Fagaceae Quercus gambelii) • Oak, Grey (Fagales Fagaceae Quercus grisea) • Oak, Rocky Mountain Scrub (Fagales Fagaceae Quercus undulata) • Oak, Shrub Live (Fagales Fagaceae Quercus turbinella) • Ocotillo (Solanales Fouquieriaceae Fouquieria splendens) • Olive (Gentianales Oleaceae Olea europaea) • Olive, Russian (Proteales Elaeagnaceae Elaeagnus angustifolia) • Orange, Littleleaf Mock (Rosales Hydrangeaceae Philadelphus microphyllus) • Pagoda-tree, Japanese (Fabales Fabaceae/Leguminosae Sophora japonica) • Paintbrush, Desert (Scrophulariales Scrophulariaceae Castilleja chromosa) • Paintbrush, Plateau Indian (Scrophulariales Scrophulariaceae Castilleja kaibabensis) • Paintbrush, Rincon Mountain Indian (Scrophulariales Scrophulariaceae Castilleja austromontana) • Paintbrush, Scarlet Indian (Scrophulariales Scrophulariaceae Castilleja miniata) • Paintbrush, Wholeleaf Indian (Scrophulariales Scrophulariaceae Castilleja integra) • Paintbrush, Wyoming Indian (Scrophulariales Scrophulariaceae Castilleja linariaefolia) • Paleface (Malvales Malvaceae Hibiscus denudatus) • Paperflower, Greenstem (Asterales Asteraceae/Compositae Psilostrophe sparsiflora) • Paperflower, Woolly (Asterales Asteraceae/Compositae Psilostrophe tagetina) • Parachute-plant (Caryophyllales Chenopodiaceae Atrichoseris platyphylla) • Parsley, Alpine False Spring (Apiales/Umbellales Apiaceae/Umbelliferae Pseudocymopterus montanus) • Parsley, Fendler's Spring (Apiales/Umbellales Apiaceae/Umbelliferae Cymopterus fendleri) • Parsley, MacDougal's Indian (Apiales/Umbellales Apiaceae/Umbelliferae Aletes macdougalii macdougalii) • Parsley, Purple-nerve Spring (Apiales/Umbellales Apiaceae/Umbelliferae Cymopterus multinervatus) • Parsley, Mojave Desert (Apiales/Umbellales Apiaceae/Umbelliferae Lomatium mohavense) • Parsley, Rock-loving Desert (Umbellales Apiaceae/Umbelliferae Pteryxia petraea) • Parsley, Wasatch Desert (Umbellales Apiaceae/Umbelliferae Lomatium bicolor leptocarpum) • Parsley, Widewing Spring (Umbellales Apiaceae/Umbelliferae Cymopterus purpurascens) • Parsnip, Cutleaf Water (Apiales/Umbellales Apiaceae/Umbelliferae Berula erecta) • Pea, Lance-leaf Scurf (Fabales Fabaceae/Leguminosae Psoralea lanceolata) • Pea, Thick-leaved (Fabales Fabaceae/Leguminosae Lathyrus lanzwertii arizonicus • Pea, Thick-leaved (Fabales Fabaceae/Leguminosae Lathyrus lanzwertii laetivirens • Peach (Rosales Rosaceae Prunus persica) • Pear, Beavertail Prickly (Caryophyllales Cactaceae Opuntia basilaris basilaris) • Pear, Beavertail Prickly (Caryophyllales Cactaceae Opuntia basilaris longiareolata) • Pear, Brittle Prickly (Caryophyllales Cactaceae Opuntia fragilis) • Pear, Common (Rosales Rosaceae Pyrus communis) • Pear, Desert Prickly (Caryophyllales Cactaceae Opuntia phaeacantha discata) • Pear, Dollarjoint Prickly (Caryophyllales Cactaceae Opuntia chlorotica) • Pear, Grizzlybear Prickly (Caryophyllales Cactaceae Opuntia erinacea) orientalis) • Pear, Hairspine Prickly (Caryophyllales Cactaceae Opuntia polyacantha trichophora) • Pear, Mojave Prickly (Caryophyllales Cactaceae Opuntia phaeacantha major) • Pear, Pinkava's Prickly (Caryophyllales Cactaceae Opuntia pinkavae) • Pear, Plains Prickly (Caryophyllales Cactaceae Opuntia polyacantha ) • Pear, Tulip Prickly (Caryophyllales Cactaceae Opuntia phaeacantha) • Pear, Twistspine Prickly (Caryophyllales Cactaceae Opuntia macrorhiza) • Pear, Utah Grizzlybear Prickly (Caryophyllales Cactaceae Opuntia erinacea utahensis) • Pearlwort, Arctic (Caryophyllales Caryophyllaceae Sagina saginoides) • Peavine, Bonneville (Fabales Fabaceae/Leguminosae Lathyrus brachycalyx) • Peavine, Bush (Fabales Fabaceae/Leguminosae Lathyrus brachycalyx eucosmus) • Peavine, Grassleaf (Fabales Fabaceae/Leguminosae Lathyrus graminifolius) • Pellitory, Nllita (Urticales Urticaceae Parietaria hespera) • Pellitory, Pennsylvania (Urticales Urticaceae Parietaria pensylvanica) • Pelotazo, Sweet (Malvales Malvaceae Abutilon incanum) • Pennycress, Fendler's (Capparales Brassicaceae/Cruciferae Thlaspi montanum fendleri) • Pennycress, Field (Capparales Brassicaceae/Cruciferae Thlaspi arvense) • Pennyroyal, California False (Hedeoma nanum californicum) • Pennyroyal, Drummond's False (Lamiales Lamiaceae Hedeoma drummondii) • Pennyroyal, False (Lamiales Lamiaceae Hedeoma nanum) • Pennyroyal, Mock (Lamiales Lamiaceae/Labiatae Hedeoma oblongifolium) • Penstemon, Beardlip (Scrophulariales Scrophulariaceae Penstemon barbatus) • Penstemon, Coiled Anther (Scrophulariales Scrophulariaceae Penstemon jamesii ophianthus) • Penstemon, Eaton's (Scrophulariales Scrophulariaceae Penstemon eatonii) • Penstemon, Jones's Desert (Scrophulariales Scrophulariaceae Penstemon pseudospectabilis) • Penstemon, Mat (Scrophulariales Scrophulariaceae Penstemon caespitosus desertipicti) • Penstemon, Palmer's (Scrophulariales Scrophulariaceae Penstemon palmeri) • Penstemon, Rydberg's (Scrophulariales Scrophulariaceae Penstemon rydbergii) • Penstemon, Scarlet (Scrophulariales Scrophulariaceae Penstemon bridgesii) • Penstemon, Siler's (Scrophulariales Scrophulariaceae Penstemon linarioides sileri) • Penstemon, Toadflax (Scrophulariales Scrophulariaceae Penstemon linarioides) • Penstemon, Torrey's (Scrophulariales Scrophulariaceae Penstemon barbatus torreyi) • Penstemon, Utah (Scrophulariales Scrophulariaceae Penstemon utahensis) • Pepperweed, Broadleaved (Capparales Brassicaceae/Cruciferae Lepidium latifolium) • Pepperweed, Clasping (Capparales Brassicaceae/Cruciferae Lepidium perfoliatum) • Pepperweed, Common (Capparales Brassicaceae/Cruciferae Lepidium densiflorum) • Pepperweed, Desert (Capparales Brassicaceae/Cruciferae Lepidium fremontii) • Pepperweed, Hairypod (Capparales Brassicaceae/Cruciferae Lepidium lasiocarpum lasiocarpum) • Pepperweed, Hairy (Capparales Brassicaceae/Cruciferae Lepidium virginicum pubescens) • Pepperweed, Jones's (Capparales Brassicaceae/Cruciferae Lepidium montanum jonesii) • Pepperweed, Medium (Capparales Brassicaceae/Cruciferae Lepidium virginicum medium) • Pepperweed, Mountain (Capparales Brassicaceae/Cruciferae Lepidium montanum glabrum) • Periwinkle, Common (Gentianales Apocynaceae Vinca minor) • Petunia, Wild (Polemoniales Solanaceae Petunia parviflora) • Phacelia, Canyon (Polemoniales Hydrophyllaceae Phacelia glechomaefolia) • Phacelia, Distant (Polemoniales Hydrophyllaceae Phacelia distans australis) • Phacelia, Fremont's (Polemoniales Hydrophyllaceae Phacelia fremontii) • Phacelia, Ives's (Polemoniales Hydrophyllaceae Phacelia ivesiana) • Phacelia, Kaweah River (Polemoniales Hydrophyllaceae Phacelia magellanica) • Phlox, Dense Desert (Polemoniales Polemoniaceae Phlox austromontana densa) • Phlox, Desert (Polemoniales Polemoniaceae Phlox austromontana) • Phlox, Desert Mountain (Polemoniales Polemoniaceae Phlox austromontana austromontana) • Phlox, Granite Prickly (Polemoniales Polemoniaceae Leptodactylon pungens) • Phlox, Green (Polemoniales Polemoniaceae Phlox viridis longipes) • Phlox, Longleaf (Polemoniales Polemoniaceae Phlox longifolia brevifolia) • Phlox, Prostrate Desert (Polemoniales Polemoniaceae Phlox austromontana prostrata) • Phlox, Slender (Polemoniales Polemoniaceae Microsteris gracilis) • Phlox, Spreading (Polemoniales Polemoniaceae Phlox diffusa subcarinata) • Phlox, Stansbury's (Polemoniales Polemoniaceae Phlox stansburyi stansburyi) • Pigweed, Prostrate (Caryophyllales Amaranthaceae Amaranthus albus) • Pincushion, Esteve's (Asterales Asteraceae/Compositae Chaenactis stevioides brachypappa) • Pincushion, Fleshcolor (Asterales Asteraceae/Compositae Chaenactis xantiana) • Pincushion, Missouri (Caryophyllales Cactaceae Coryphantha missouriensis marstonii) • Pincushion, Fremont's (Asterales Asteraceae/Compositae Chaenactis fremontii) • Pincushion, Pebble (Asterales Asteraceae/Compositae Chaenactis carphoclinia attenuata) • Pinedrops, Woodland (Ericales Monotropaceae Pterospora andromedea) • Pipeweed, Native American (Polygonales Polygonaceae Eriogonum inflatum inflatum) • Pipsissewa (Ericales Ericineae Chimaphila umbellata acuta) • Plantain, Common (Plantaginales Plantaginaceae Plantago major) • Plantain, Narrowleaf (Plantaginales Plantaginaceae Plantago lanceolata) • Plantain, Saltmeadow (Plantaginales Plantaginaceae Plantago argyraea) • Plantain, Tweedy's (Plantaginales Plantaginaceae Plantago tweedyi) • Plantain, Woolly (Plantaginales Plantaginaceae Plantago patagonica) • Plum, European (Rosales Rosaceae Prunus domestica) • Plumseed, New Mexico (Asterales Asteraceae/Compositae Rafinesquia neomexicana) • Polygala, Spiny (Polygonales Polygalaceae Polygala subspinosa) • Pomegranate (Myrtales Punicaceae Punica granatum) • Popcornflower, Arizona (Polemoniales Boraginaceae Plagiobothrys arizonicus) • Popcornflower, Mojave (Polemoniales Boraginaceae Plagiobothrys jonesii) • Poplar, Canada (Salicales Salicaceae Populus X canadensis) • Poppy, Arizona Prickly (Papaverales Papaveraceae Argemone arizonica) • Poppy, California (Papaverales Papaveraceae Eschscholzia californica ssp. mexicana) • Poppy, California Bear (Papaverales Papaveraceae Arctomecon californica) • Poppy, Desert Golden (Papaverales Papaveraceae Eschscholzia glyptosperma) • Poppy, Flatbud Prickly (Papaverales Papaveraceae Argemone munita argentea) • Poppy, Flatbud Prickly (Papaverales Papaveraceae Argemone munita rotundata) • Poppy, Mojave Prickly (Papaverales Papaveraceae Argemone corymbosa arenicola) • Poppy, Pygmy Golden (Papaverales Papaveraceae Eschscholzia minutiflora) • Poreleaf, Slender (Salicales Salicaceae Porophyllum gracile) • Potato, Wild (Polemoniales Solanaceae Solanum jamesii) • Primrose, Birdcage Evening (Myrtales Onagraceae Oenothera deltoides) • Primrose, Cave-dwelling (Primulales Primulaceae Primula specuicola) • Primrose, Cave-dwelling Evening (Myrtales Onagraceae Oenothera cavernae) • Primrose, Crownleaf Evening (Myrtales Onagraceae Oenothera coronopifolia) • Primrose, Desert Evening (Myrtales Onagraceae Oenothera primiveris) • Primrose, Hairy Evening (Myrtales Onagraceae Oenothera procera) • Primrose, Hooker's Evening (Myrtales Onagraceae Oenothera hookeri) • Primrose, Limestone Evening (Myrtales Onagraceae Oenothera caespitosa crinita) • Primrose, Longstem Evening (Myrtales Onagraceae Oenothera longissima) • Primrose, Pale Evening (Myrtales Onagraceae Oenothera pallida runcinata) • Primrose, Tufted Evening (Myrtales Onagraceae Oenothera caespitosa) • Primrose, Whitest Evening (Myrtales Onagraceae Oenothera albicaulis) • Primrose, Yellow Evening (Myrtales Onagraceae Oenothera flava) • Princes-plume, Desert (Capparales Brassicaceae/Cruciferae Stanleya pinnata) • Psathyrotes, Annual (Asterales Asteraceae/Compositae Psathyrotes annua) • Pterostegia, Woodland (Polygonales Polygonaceae Pterostegia drymarioides) • Puncturevine (Sapindales Zygophyllaceae Tribulus terrestris) • Purslane, Desert Horse (CaryophyllalesAizoaceae Trianthema portulacastrum) • Pussytoes, Kaibab (Asterales Asteraceae/Compositae Antennaria rosulata) • Pussytoes, Smallleaf (Asterales Asteraceae/Compositae Antennaria parvifolia) • Pygmycedar, Schott's (Asterales Asteraceae/Compositae Peucephyllum schottii) • Pussytoes, Rosy (Asterales Asteraceae/Compositae Antennaria rosea arida) • Pussytoes, Whitemargin (Asterales Asteraceae/Compositae Antennaria marginata) • Rabbitbrush, Black Banded (Asterales Asteraceae/Compositae Chrysothamnus paniculatus) • Rabbitbrush, Green (Asterales Asteraceae/Compositae Chrysothamnus viscidiflorus axillaris) • Rabbitbrush, Green (Asterales Asteraceae/Compositae Chrysothamnus viscidiflorus lanceolatus) • Rabbitbrush, Greene's (Asterales Asteraceae/Compositae Chrysothamnus greenei) • Rabbitbrush, Longflower (Asterales Asteraceae/Compositae Chrysothamnus depressus) • Rabbitbrush, Parry (Asterales Asteraceae/Compositae Chrysothamnus parryi nevadensis) • Rabbitbrush, Rubber (Asterales Asteraceae/Compositae Chrysothamnus nauseosus) • Ragweed, Annual (Asterales Asteraceae/Compositae Ambrosia artemisiifolia) • Ragweed, Cuman (Asterales Asteraceae/Compositae Ambrosia psilostachya) • Ragweed, Flatspine Burr (Asterales Asteraceae/Compositae Ambrosia acanthicarpa) • Ragweed, Weakleaf Bur (Asterales Asteraceae/Compositae Ambrosia confertiflora) • Ragweed, Woolly Fruit Bur (Asterales Asteraceae/Compositae Ambrosia eriocentra) • Ragwort, Hart's (Asterales Asteraceae/Compositae Senecio hartianus) • Ragwort, Mojave (Asterales Asteraceae/Compositae Senecio mohavensis) • Ragwort, Mono (Asterales Asteraceae/Compositae Senecio douglasii monoensis) • Ragwort, Oak Creek (Asterales Asteraceae/Compositae Senecio quercetorum) • Ragwort, Wooton's (Asterales Asteraceae/Compositae Senecio wootonii) • Raspberry, American Red (Rosales Rosaceae Rubus idaeus strigosus) • Raspberry, New Mexico (Rosales Rosaceae Rubus neomexicanus) • Ratany, Littleleaf (Polygalales Krameriaceae Krameria erecta) • Ratany, White (Polygalales Krameriaceae Krameria grayi) • Redbud, California (Fabales Fabaceae/Leguminosae Cercis occidentalis orbiculata) • Reverchonia, Sand (Euphorbiales Euphorbiaceae Reverchonia arenaria) • Reverchonia, Sand (Euphorbiales Euphorbiaceae Reverchonia arenaria) • Ringstem, Southwestern (Caryophyllales Nyctaginaceae Anulocaulis leiosolenus leiosolenus) • Rocket, London (Capparales Brassicaceae/Cruciferae Sisymbrium irio) • Rockflower, Ragged (Dilleniales Crossosomataceae Crossosoma bigelovii) • Rockflower, Smallflower (Dilleniales Crossosomataceae Crossosoma parviflorum) • Rose, Cliff (Rosales Rosaceae Cowania mexicana stansburiana) • Rose, Desert (Rosales Rosacese Rosa stellata abyssa) • Rose, Woods (Rosales Rosacese Rosa woodsii) • Rosemary (Lamiales Lamiaceae/Labiatae Rosmarinus officinalis) • Rubberweed, Arizona (Asterales Asteraceae/Compositae Hymenoxys subintegra) • Rubberweed, Colorado (Asterales Asteraceae/Compositae Hymenoxys richardsonii floribunda) • Sage, Bastard (Polygonales Polygonaceae Eriogonum wrightii) • Sage, Crimson (Lamiales Lamiaceae/Labiatae Salvia henryi) • Sage, Greyball (Lamiales Lamiaceae/Labiatae Salvia dorrii) • Sage, Lance-leaf (Lamiales Lamiaceae/Labiatae Salvia reflexa) • Sage, Mediterranean (Lamiales Lamiaceae/Labiatae Salvia aethiopis) • Sage, Mexican Bladder (Lamiales Lamiaceae/Labiatae Salazaria mexicana) • Sage, Spiny Hop (Caryophyllales Chenopodiaceae Grayia spinosa) • Sagebrush, Big (Asterales Asteraceae/Compositae Artemisia tridentata) • Sagebrush, Bigelow's (Asterales Asteraceae/Compositae Artemisia bigelovii) • Sagebrush, Black (Asterales Asteraceae/Compositae Artemisia nova) • Sagebrush, Sand (Asterales Asteraceae/Compositae Artemisia filifolia) • Sagewort, Carruth's (Asterales Asteraceae/Compositae Artemisia carruthii) • Sagewort, Fringed (Asterales Asteraceae/Compositae Artemisia frigida) • Sagewort, Louisiana (Asterales Asteraceae/Compositae Artemisia ludoviciana) • St. John's-wort, Scouler's (Theales Clusiaceae/Guttiferae Hypericum formosum) • St. Johns-wort, Trailing (Theales Clusiaceae/Guttiferae Hypericum anagalloides) • Salsify, Common (Asterales Asteraceae/Compositae Tragopogon porrifolius) • Salsify, Yellow (Asterales Asteraceae/Compositae Tragopogon dubius) • Saltbush, Chinle (Caryophyllales Chenopodiaceae Atriplex asterocarpa) • Saltbush, Fourwing (Caryophyllales Chenopodiaceae Atriplex canescens) • Saltbush, Mound (Caryophyllales Chenopodiaceae Atriplex obovata) • Saltbush, Navajo (Caryophyllales Chenopodiaceae Atriplex navajoensis) • Saltbush, Shadscale (Caryophyllales Chenopodiaceae Atriplex confertifolia) • Saltbush, Silverscale (Caryophyllales Chenopodiaceae Atriplex argentea) • Saltweed, Tumbling (Caryophyllales Chenopodiaceae Atriplex rosea) • Sandmat, Fendler's (Euphorbiales Euphorbiaceae Euphorbia fendleri) • Sandmat, Fendler's (Euphorbiales Euphorbiaceae Euphorbia fendleri chaetocalyx) • Sandmat, Arizona (Euphorbiales Euphorbiaceae Euphorbia arizonica) • Sandmat, Squaw (Euphorbiales Euphorbiaceae Euphorbia melanadenia) • Sandmat, Thread-stem (Euphorbiales Euphorbiaceae Euphorbia revoluta) • Sandmat, Thyme-leaf (Euphorbiales Euphorbiaceae Euphorbia serpyllifolia) • Sandpaper-plant, Parry's (Violales Loasaceae Petalonyx parryi) • Sandpaper-plant, Shinyleaf (Violales Loasaceae Petalonyx nitidus) • Sandweed, Common (Capparales Brassicaceae/Cruciferae Athysanus pusillus) • Sandwort, Eastwood's (Caryophyllales Caryophyllaceae Arenaria eastwoodiae) • Sandwort, Fendler's (Caryophyllales Caryophyllaceae Arenaria fendleri) • Sandwort, Fendler's (Caryophyllales Caryophyllaceae Arenaria fendleri brevifolia) • Sandwort, Ferris' (Caryophyllales Caryophyllaceae Arenaria macradenia ferrisiae) • Sandwort, Mt. Dellenbaugh (Caryophyllales Caryophyllaceae Arenaria aberrans) • Sandwort, Spreading (Caryophyllales Caryophyllaceae Arenaria lanuginosa saxosa) • Saxifrage, Diamondleaf (Rosales Saxifragaceae Saxifraga rhomboidea) • Scorpionweed, Beautiful (Polemoniales Hydrophyllaceae Phacelia pulchella) • Scorpionweed, Death Valley (Polemoniales Hydrophyllaceae Phacelia vallis-mortae) • Scorpionweed, Dozing (Polemoniales Hydrophyllaceae Phacelia laxiflora) • Scorpionweed, Hiddenflower (Polemoniales Hydrophyllaceae Phacelia cryptantha) • Scorpionweed, Limestone (Polemoniales Hydrophyllaceae Phacelia affinis) • Scorpionweed, Narrow (Polemoniales Hydrophyllaceae Phacelia filiformis) • Scorpionweed, Palmer's (Polemoniales Hydrophyllaceae Phacelia palmeri) • Scorpionweed, Pedicellate (Polemoniales Hydrophyllaceae Phacelia pedicellata) • Scorpionweed, Roundleaf (Polemoniales Hydrophyllaceae Phacelia rotundifolia) • Scorpionweed, Saw (Polemoniales Hydrophyllaceae Phacelia serrata) • Scorpionweed, Skyblue (Polemoniales Hydrophyllaceae Phacelia coerulea) • Scorpionweed, Stonecrop (Polemoniales Hydrophyllaceae Phacelia saxicola) • Seablite, Mojave (Caryophyllales Chenopodiaceae Suaeda torreyana) • Selfheal, Common (Lamiales Lamiaceae/Labiatae Prunella vulgaris) • Serviceberry, Dwarf (Rosales Rosaceae Amelanchier pumila) • Serviceberry, Utah (Rosales Rosaceae Amelanchier utahensis) • Shepherd's-purse, (Capparales Brassicaceae/Cruciferae Capsella bursa-pastoris) • Shinleaf, Waxflower (Ericales Pyrolaceae Pyrola elliptica) • Shootingstar, Darkthroat (Primulales Primulaceae Dodecatheon pulchellum) • Silene, Nightflowering (Caryophyllales Caryophyllaceae Silene noctiflora) • Silene, Sleepy (Caryophyllales Caryophyllaceae Silene antirrhina) • Silktassel, Wright's (Cornales Garryaceae Garrya wrightii) • Silverbush, Charleston Mountain (Euphorbiales Euphorbiaceae Argythamnia cyanophylla) • Silverbush, New Mexico (Euphorbiales Euphorbiaceae Argythamnia neomexicana) • Silverpuffs, (Asterales Asteraceae/Compositae Microseris linearifolia) • Silktassel, Ashy (Cornales Garryaceae Garrya flavescens) • Skyrocket, Arizona (Polemoniales Polemoniaceae Ipomopsis aggregata ssp. arizonica) • Skyrocket, Pagosa (Polemoniales Polemoniaceae Ipomopsis polyantha) • Skyrocket, Slendertube (Polemoniales Polemoniaceae Ipomopsis tenuituba) • Slippers, Aladdin's (Fabales Fabaceae/Leguminosae Astragalus amphioxys vespertinus) • Smartweed, Dotted (Polygonales Polygonaceae Polygonum punctatum) • Smartweed, Water (Polygonales Polygonaceae Polygonum coccineum) • Smartweed, Water (Polygonales Polygonaceae Polygonum amphibium stipulaceum) • Smokebush, Mojave (Fabales Fabaceae/Leguminosae Psorothamnus arborescens pubescens) • Smotherweed, Five-horn (Caryophyllales Chenopodiaceae Bassia hyssopifolia) • Snakeroot, Fragrant (Asterales Asteraceae/Compositae Ageratina herbacea) • Snakeweed, Broom (Asterales Asteraceae/Compositae Gutierrezia sarothrae) • Snakeweed, Thread-leaf (Asterales Asteraceae/Compositae Gutierrezia microcephala) • Snapdragon, Golden Desert (Scrophulariales Scrophulariaceae Mohavea breviflora) • Snapdragon, King (Scrophulariales Scrophulariaceae Antirrhinum kingii) • Snapdragon, Tangled (Scrophulariales Scrophulariaceae Antirrhinum filipes) • Snapdragon, Violet Twining (Scrophulariales Scrophulariaceae Maurandya antirrhiniflora) • Snowberry, Desert (Dipsacales Caprifoliaceae Symphoricarpos longiflorus) • Snowberry, Mountain (Dipsacales Caprifoliaceae Symphoricarpos parishii) • Snowberry, Roundleaf (Dipsacales Caprifoliaceae Symphoricarpos rotundifolius) • Snowberry, Utah (Dipsacales Caprifoliaceae Symphoricarpos utahensis) • Snowberry, Whortleleaf (Dipsacales Caprifoliaceae Symphoricarpos oreophilus) • Soapberry, Western (Sapindales Sapindaceae Sapindus saponaria drummondii) • Sorrel, Common Sheep (Polygonales Polygonaceae Rumex acetosella) • Sorrel, Radishroot Wood (Geraniales Oxalidaceae Oxalis albicans pilosa) • Spearwort, Creeping (Ranunculales Ranunculaceae Ranunculus flammula ovalis) • Spectaclepod, Palmer's (Capparales Brassicaceae/Cruciferae Dimorphocarpa candicans) • Speedwell, American (Scrophulariales Scrophulariaceae Veronica americana) • Speedwell, Brightblue (Scrophulariales Scrophulariaceae Veronica serpyllifolia humifusa) • Speedwell, Hairy Purslane (Scrophulariales Scrophulariaceae Veronica peregrina xalapensis) • Speedwell, Water (Scrophulariales Scrophulariaceae Veronica anagallis-aquatica) • Spiderflower, Yellow (Capparidales Capparaceae Cleome lutea) • Spiderling, Creeping (Caryophyllales Nyctaginaceae Boerhavia torreyana) • Spiderling, Five-wing (Caryophyllales Nyctaginaceae Boerhavia intermedia) • Spiderling, Largebract (Caryophyllales Nyctaginaceae Boerhavia wrightii) • Spiderling, Scarlet (Caryophyllales Nyctaginaceae Boerhavia coccinea) • Spineflower, Devil's (Polygonales Polygonaceae Chorizanthe rigida) • Spineflower, Brittle (Polygonales Polygonaceae Chorizanthe brevicornu) • Spirea, Rock (Rosales Rosaceae Holodiscus dumosus) • Spirea, Rock (Rosales Rosaceae Petrophytum caespitosum) • Spirea, Van Houtt's (Rosales Rosaceae Spiraea X vanhouttei) • Springbeauty, Western (Caryophyllales Portulacaceae Claytonia rosea) • Spurge, Beetle (Euphorbiales Euphorbiaceae Euphorbia eriantha) • Spurge, Blackseed (Euphorbiales Euphorbiaceae Euphorbia bilobata) • Spurge, Ground (Euphorbiales Euphorbiaceae Euphorbia polycarpa) • Spurge, Ground (Euphorbiales Euphorbiaceae Euphorbia polycarpa hirtella) • Spurge, Marble Canyon (Euphorbiales Euphorbiaceae Euphorbia aaron-rossii) • Spurge, Mojave (Euphorbiales Euphorbiaceae Euphorbia incisa) • Spurge, Mountain (Euphorbia Euphorbiales Euphorbiaceae chamaesula) • Spurge, Rocky Mountain (Euphorbiales Euphorbiaceae Euphorbia robusta) • Spurge, San Francisco Mountain (Euphorbiales Euphorbiaceae Euphorbia lurida) • Spurge, Woodland (Euphorbiales Euphorbiaceae Euphorbia palmeri) • Spurry, Saltmarsh Sand (Caryophyllales Caryophyllaceae Spergularia marina) • Starwort, Tuber (Caryophyllales Caryophyllaceae Pseudostellaria jamesiana) • Starwort, Umbrella (Caryophyllales Caryophyllaceae Stellaria umbellata) • Starwort, Vernal Water (Callitrichales Callitrichaceae Callitriche verna) • Stickpea, Dwarf (Fabales Fabaceae/Leguminosae Calliandra humilis) • Stickseed, Flatspine (Boraginaceae Lappula occidentalis occidentalis) • Stickseed, Flatspine (Boraginaceae Lappula occidentalis cupulata) • Stickseed, Many-flower (Polemoniales Boraginaceae Hackelia floribunda) • Stickywilly (Rubiales Rubiaceae Galium aparine) • Stingbush, Desert (Violales Loasaceae Eucnide urens) • Stitchwort, Threadbranch (Caryophyllales Caryophyllaceae Minuartia filiorum) • Stonecrop, Spearleaf (Rosales Crassulaceae Sedum lanceolatum) • Stork's-bill, Redstem (Geraniales Geraniaceae Erodium cicutarium) • Stork's-bill, Texas (Geraniales Geraniaceae Erodium texanum) • Strawberry, Beach (Rosales Rosaceae Fragaria ovalis) • Stretchberry (Gentianales Oleaceae Forestiera pubescens) • Sumac, Skunkbush (Sapindales Anacardiaceae Rhus trilobata) • Sumac, Smooth (Sapindales Anacardiaceae Rhus glabra) • Sumac, Sugar (Sapindales Anacardiaceae Rhus ovata) • Suncup, Booth's (Myrtales Onagraceae Camissonia boothii boothii) • Suncup, Froststem (Myrtales Onagraceae Camissonia multijuga) • Suncup, Grand Canyon (Myrtales Onagraceae Camissonia confertiflora) • Suncup, Kaibab (Myrtales Onagraceae Camissonia specuicola hesperia) • Suncup, Kaibab Suncup, (Myrtales Onagraceae Camissonia specuicola specuicola) • Suncup, Longcapsule (Myrtales Onagraceae Camissonia chamaenerioides) • Suncup, Narrowleaf (Myrtales Onagraceae Camissonia refracta) • Suncup, Pale Yellow (Myrtales Onagraceae Camissonia pallida) • Suncup, Mohave (Myrtales Onagraceae Camissonia brevipes) • Suncup, Walker's (Myrtales Onagraceae Camissonia walkeri walkeri) • Suncup, Wingfruit (Myrtales Onagraceae Camissonia pterosperma) • Sundrops, Hartweg's (Myrtales Onagraceae Calylophus hartwegii) • Sundrops, Lavenderleaf (Myrtales Onagraceae Calylophus lavandulifolius) • Sunflower, Common (Asterales Asteraceae/Compositae Helianthus annuus) • Sunflower, Desert (Asterales Asteraceae/Compositae Viguiera deltoidea parishii) • Sunflower, Prairie (Asterales Asteraceae/Compositae Helianthus petiolaris) • Sunflower, Western (Asterales Asteraceae/Compositae Helianthus anomalus) • Sunray, Nakedstem (Asterales Asteraceae/Compositae Enceliopsis nudicaulis) • Sweetbush (Asterales Asteraceae/Compositae Bebbia juncea aspera) • Sweetroot, Bluntseed (Apiales/Umbellales Apiaceae/Umbelliferae Osmorhiza depauperata) • Sycamore, Arizona (Hamamelidales Platanaceae Platanus wrightii) • Tackstem, Yellow (Asterales Asteraceae/Compositae Calycoseris parryi) • Tamarisk, Athel (Violales Tamaricaceae Tamarix aphylla) • Tamarisk, Five-stamen (Violales Tamaricaceae Tamarix chinensis) • Tansy, Common (Asterales Asteraceae/Compositae Tanacetum vulgare) • Tarragon (Asterales Asteraceae/Compositae Artemisia dracunculus) • Tarweed, Mountain (Asterales Asteraceae/Compositae Madia glomerata) • Tea, Mexican (Caryophyllales Chenopodiaceae Chenopodium ambrosioides euambrosioides) • Thelypody, Entire--leaved (Capparales Brassicaceae/Cruciferae Thelypodium integrifolium) • Thelypody, Mountain Mock (Capparales Brassicaceae/Cruciferae Pennellia micrantha) • Thelypody, Wright's (Capparales Brassicaceae/Cruciferae Thelypodium wrightii) • Thermopsis, Mountain (Fabales Fabaceae/Leguminosae Thermopsis rhombifolia montana) • Thimblehead, Loomis' (Asterales Asteraceae/Compositae Hymenothrix loomisii) • Thistle, Arizona (Asterales Asteraceae/Compositae Cirsium arizonicum) • Thistle, Bull (Asterales Asteraceae/Compositae Cirsium vulgare) • Thistle, Cainville (Asterales Asteraceae/Compositae Cirsium calcareum) • Thistle, Common Sow (Asterales Asteraceae/Compositae Sonchus oleraceus) • Thistle, Elk (Asterales Asteraceae/Compositae Cirsium foliosum) • Thistle, Meadow (Asterales Asteraceae/Compositae Cirsium scariosum) • Thistle, New Mexico (Asterales Asteraceae/Compositae Cirsium neomexicanum) • Thistle, Prickly Russian (Caryophyllales Chenopodiaceae Salsola iberica) • Thistle, Red (Asterales Asteraceae/Compositae Cirsium nidulum) • Thistle, Rothrock's (Asterales Asteraceae/Compositae Cirsium rothrockii) • Thistle, Scotch Cotton (Asterales Asteraceae/Compositae Onopordum acanthium) • Thistle, Spiny Sow (Asterales Asteraceae/Compositae Sonchus asper) • Thistle, Wavyleaf (Asterales Asteraceae/Compositae Cirsium undulatum) • Thistle, Wheeler's (Asterales Asteraceae/Compositae Cirsium wheeleri) • Thistle, Yellowspine (Asterales Asteraceae/Compositae Cirsium ochrocentrum) • Thorn, Anderson's Desert (Polemoniales Solanaceae Lycium andersonii deserticola) • Thorn, Crucifixion (Celastrales Celastraceae Canotia holacantha) • Thorn, Fremont's Desert (Polemoniales Solanaceae Lycium fremontii) • Thorn, Squaw (Polemoniales Solanaceae Lycium torreyi) • Thorow-wax, False (Umbellales Apiaceae/Umbelliferae Bupleurum subovatum) • Thorow-wax, Lance-leaf (Apiales/Umbellales Apiaceae/Umbelliferae Bupleurum lancifolium) • Threadleaf, Many-flower False (Asterales Asteraceae/Compositae Schkuhria multiflora) • Threadplant, Glandular (Campanulales Campanulaceae Nemacladus glanduliferus • Threehearts (Polemoniales Hydrophyllaceae Tricardia watsonii) • Tidestromia, Woolly (Caryophyllales Amaranthaceae Tidestromia lanuginosa) • Tidytips, Whitedaisy (Asterales Asteraceae/Compositae Layia glandulosa) • Toadflax, Dalmatian (Scrophulariales Scrophulariaceae Linaria dalmatica) • Toadflax, Pale Bastard (Santales Santalaceae Comandra umbellata pallida) • Tobacco, Coyote (Polemoniales Solanaceae Nicotiana attenuata) • Tobacco, Desert (Polemoniales Solanaceae Nicotiana trigonophylla) • Tobacco, Tree (Polemoniales Solanaceae Nicotiana glauca) • Tomato, Husk (Polemoniales Solanaceae Physalis pubescens) • Townsendia, Hoary (Asterales Asteraceae/Compositae Townsendia incana) • Townsendia, Stemless (Asterales Asteraceae/Compositae Townsendia exscapa) • Tree-of-Heaven (Sapindales Simaroubaceae Ailanthus altissima) • Trefoil, Utah Birdsfoot (Fabales Fabaceae/Leguminosae Lotus utahensis) • Triangles, Red (Polygonales Polygonaceae Chorizanthe thurberi) • Tridens, Rough (Polemoniales Hydrophyllaceae Tridens muticus elongatus) • Tridens, Slim (Polemoniales Hydrophyllaceae Tridens muticus) • Trixis, California (Asterales Asteraceae/Compositae Trixis californica) • Trumpet, Bigelow's Desert (Polemoniales Polemoniaceae Linanthus bigelovii) • Trumpet, Golden Desert (Polemoniales Polemoniaceae Linanthus aureus) • Trumpet, Largeflower Mountain (Polemoniales Polemoniaceae Collomia grandiflora) • Trumpet, Little Desert (Polygonales Polygonaceae Eriogonum trichopes) • Trumpet, Narrowleaf Mountain (Polemoniales Polemoniaceae Collomia linearis) • Tumbleweed (Caryophyllales Amaranthaceae Amaranthus graecizans) • Turpentine-bush (Asterales Asteraceae/Compositae Ericameria laricifolia) • Turtleback, Hairybeast (Asterales Asteraceae/Compositae Psathyrotes pilifera) • Turtleback, Velvet (Asterales Asteraceae/Compositae Psathyrotes ramosissima) • Twinevine, Fringed (Gentianales Asclepiadaceae Sarcostemma cynanchoides) • Twinpod, Chambers' (Capparales Brassicaceae/Cruciferae Physaria chambersii) • Twinpod, Newberry's (Capparales Brassicaceae/Cruciferae Physaria newberryi) • Twintip, White Woolly (Scrophulariales Scrophulariaceae Stemodia durantifolia) • Twistflower, Heartleaf (Capparales Brassicaceae/Cruciferae Streptanthus cordatus) • Twistflower, Long-beaked (Capparales Brassicaceae/Cruciferae Streptanthella longirostris) • Valerian, Edible (Dipsacales Valerianaceae Valeriana edulis0 • Valerian, Sharpleaf Valerianaceae (Dipsacales Valeriana acutiloba acutiloba) • Valerian, Western (Dipsacales Valerianaceae Valeriana occidentalis) • Velvetweed (Myrtales Onagraceae Gaura parviflora) • Verbena, Bigbract (Lamiales Verbenaceae Verbena bracteata) • Verbena, Dwarf Sand (Caryophyllales Nyctaginaceae Abronia nana) • Verbena, Fragrant White Sand (Caryophyllales Nyctaginaceae Abronia elliptica) • Verbena, MacDougal's (Lamiales Verbenaceae Verbena macdougalii) • Verbena, Snowball Sand (Caryophyllales Nyctaginaceae Abronia fragrans) • Vervain, Dakota Mock (Lamiales Verbenaceae Glandularia bipinnatifida bipinnatifida) • Vervain, Southwestern Mock (Lamiales Verbenaceae Glandularia gooddingii) • Vetch, American (Fabales Fabaceae/Leguminosae Vicia americana) • Vetch, Louisiana (Fabales Fabaceae/Leguminosae Vicia ludoviciana) • Violet, Canadian White (Violales Violaceae Viola canadensis) • Violet, Northern Bog (Violales Violaceae Viola nephrophylla) • Wallflower, Alpine (Capparales Brassicaceae/Cruciferae Erysimum capitatum purshii) • Wallflower, Shy (Capparales Brassicaceae/Cruciferae Erysimum inconspicuum) • Wallflower, Spreading (Capparales Brassicaceae/Cruciferae Erysimum repandum) • Walnut, Arizona (Juglandales Juglandaceae Juglans major) • Waterwort, Shortseed (Theales Elatinaceae Elatine brachysperma) • Waterwort, Southwestern (Theales Elatinaceae Elatine rubella) • Whitetop, Pepperweed (Capparales Brassicaceae/Cruciferae Cardaria draba) • Whitlowgrass, Kaibab (Capparales Brassicaceae/Cruciferae Draba asprella kaibabensis) • Whitlowgrass, Mountain (Capparales Brassicaceae/Cruciferae Draba rectifructa) • Whitlowgrass, Rough (Capparales Brassicaceae/Cruciferae Draba asprella) • Whitlowgrass, Rough (Capparales Brassicaceae/Cruciferae Draba asprella stelligera) • Whitlowgrass, Wedgeleaf (Capparales Brassicaceae/Cruciferae Draba cuneifolia integrifolia) • Willow, Arroyo (Salicales Salicaceae Salix lasiolepis) • Willow, Bebb (Salicales Salicaceae Salix bebbiana) • Willow, Desert (Scrophulariales Bignoniaceae Chilopsis linearis) • Willow, Goodding's (Salicales Salicaceae Salix gooddingii) • Willow, Pacific (Salicales Salicaceae Salix lucida lasiandra) • Willow, Red (Salicales Salicaceae Salix bonplandiana) • Willow, Sandbar (Salicales Salicaceae Salix exigua ) • Willow, Scouler's (Salicales Salicaceae Salix scouleriana) • Willow-herb, Glandular (Myrtales Onagraceae Epilobium halleanum) • Willow-herb, Rocky Mountain (Myrtales Onagraceae Epilobium saximontanum) • Willow-herb, Tall Annual (Myrtales Onagraceae Epilobium paniculatum) • Willow-weed, Coast (Myrtales Onagraceae Epilobium adenocaulon parishii) • Windmills, Pink (Capparales Brassicaceae/Cruciferae Thelypodiopsis linearifolia) • Windmills, Trailing (Caryophyllales Nyctaginaceae Allionia incarnata) • Winterfat, Common (Caryophyllales Chenopodiaceae Ceratoides lanata) • Wintergreen, One-sided (Ericales Pyrolaceae Pyrola secunda) • Wintergreen, Green (Ericales Pyrolaceae Pyrola virens) • Wintergreen, Whiteveined (Ericales Pyrolaceae Pyrola picta) • Wolfberry, Anderson's (Polemoniales Solanaceae Lycium andersonii) • Wolfberry, Pale (Polemoniales Solanaceae Lycium pallidum) • Woodbine (Rhamnales Vitaceae Parthenocissus vitacea) • Woodland-star, Slender (Rosales Saxifragaceae Lithophragma tenellum) • Woolstar, Desert (Polemoniales Polemoniaceae Eriastrum eremicum) • Woolstar, Miniature (Polemoniales Polemoniaceae Eriastrum diffusum) • Wormwood, Pacific (Asterales Asteraceae/Compositae Artemisia campestris pacifica) • Yampa, Gardner's (Apiales/Umbellales Apiaceae/Umbelliferae Perideridia gairdneri) • Yampa, Parish's (Apiales/Umbellales Apiaceae/Umbelliferae Perideridia parishii) • Yarrow, Western (Asterales Asteraceae/Compositae Achillea millefolium occidentalis) • Yarrow, Woolly (Asterales Asteraceae/Compositae Achillea millefolium lanulosa) • Zinnia, Albert's Creeping (Asterales Asteraceae/Compositae Sanvitalia abertii) • Zinnia, Rocky Mountain(Asterales Asteraceae/Compositae Zinnia grandiflora) Gymnosperms • Douglas-fir, Rocky Mountain (Pseudotsuga menziesii glauca) • Ephedra, Navajo (Ephedrales Ephedraceae Ephedra cutleri) • Fir, Subalpine (Coniferales Pinaceae Abies lasiocarpa) • Fir, White (Coniferales Pinaceae Abies concolor) • Jointfir, Arizona (Ephedrales Ephedraceae Ephedra fasciculata) • Jointfir, Nevada (Ephedrales Ephedraceae Ephedra nevadensis) • Jointfir, Torrey's (Ephedrales Ephedraceae Ephedra torreyana) • Juniper, Common (Coniferales Cupressaceae Juniperus communis depressa) • Juniper, Little Utah (Coniferales Cupressaceae Juniperus osteosperma) • Juniper, One-seed (Coniferales Cupressaceae Juniperus monosperma) • Juniper, Rocky Mountain (Coniferales Cupressaceae Juniperus scopulorum) • Pine, Ponderosa (Coniferales Pinaceae Pinus ponderosa scopulorum) • Pinyon, Single-leaf (Coniferales Pinaceae Pinus monophylla) • Pinyon, Two-needle (Coniferales Pinaceae Pinus edulis) • Spruce, Blue (Coniferales Pinaceae Picea pungens) • Spruce, Engelmann's (Coniferales Pinaceae Picea engelmannii) • Tea, Mormon(Ephedrales Ephedraceae Ephedra viridis) Pteridophytes Horsetails • Horsetail, Ferriss' (Equisetales Equisetaceae Equisetum X ferrissii) • Horsetail, Field (Equisetales Equisetaceae Equisetum arvense) • Horsetail, Smooth (Equisetales Equisetaceae Equisetum laevigatum) • Rush, Scouring(Equisetales Equisetaceae Equisetum hiemale) Ferns • Cliffbrake, Purple (Pteridales Pteridaceae Pellaea atropurpurea) • Cliffbrake, Smooth (Pteridales Pteridaceae Pellaea glabella simplex) • Cliffbrake, Spiny (Pteridales Pteridaceae Pellaea truncata) • Fern, Beaded Lip (Pteridales Pteridaceae Cheilanthes wootoni) • Fern, Common Maidenhair (Pteridales Pteridaceae Adiantum capillus-veneris) • Fern, Eaton's Lip (Pteridales Pteridaceae Cheilanthes eatoni) • Fern, Fragile (Dryopteridales Dryopteridaceae Cystopteris fragilis dickieana) • Fern, Fragile (Dryopteridales Dryopteridaceae Cystopteris fragilis tenuifolia) • Fern, Hairy Bracken (Pteridales Pteridaceae Pteridium aquilinum pubescens) • Fern, Hybrid Cloak (Pteridales Pteridaceae Astrolepis integerrima) • Fern, Jones' False Cloak (Pteridales Pteridaceae Notholaena jonesii) • Fern, Male (Dryopteridales Dryopteridaceae Dryopteris filix-mas) • Fern, Mexican Wood (Dryopteridales Dryopteridaceae Woodsia mexicana) • Fern, Parry's Cloak (Pteridales Pteridaceae Notholaena parryi) • Fern, Slender Lip (Pteridales Pteridaceae Cheilanthes feei) • Fern, Sonoran Maiden (Athyriales Thelypteridaceae Thelypteris puberula sonorensis) • Fern, Southwestern False Cloak (Pteridales Pteridaceae Notholaena limitanea) • Fern, Villous Lip (Pteridales Pteridaceae Cheilanthes villosa) • Fern, Wavy Cloak (Pteridales Pteridaceae Notholaena sinuata) • Woodsia, Oregon (Dryopteridales Dryopteridaceae Woodsia oregana) Lycophytes • Spikemoss, Alpine (Selaginellales Selaginellaceae Selaginella watsoni) • Spikemoss, Bluntleaf (Selaginellales Selaginellaceae Selaginella mutica) • Spikemoss, Underwood's (Selaginellales Selaginellaceae Selaginella underwoodii)

Fauna • Common Name(Order Family [Subfamily] Genus species) Birds • Ani, Groove-billed (Cuculiformes Cuculidae [Crotophaginae] Crotophaga sulcirostris) • Avocet, American (Charadriiformes Recurvirostridae Recurvirostra americana) • Bittern, American (Ciconiiformes Ardeidae Botaurus lentiginosus) • Blackbird, Brewer's (Passeriformes Icteridae [Icterinae] Euphagus cyanocephalus) • Blackbird, Red-winged (Passeriformes Icteridae [Icterinae] Agelaius phoeniceus) • Blackbird, Rusty (Passeriformes Icteridae [Icterinae] Euphagus carolinus) • Blackbird, Yellow-headed (Passeriformes Icteridae [Icterinae] Xanthocephalus xanthocephalus) • Bluebird, Mountain (Passeriformes Turdidae Sialia currucoides) • Bluebird, Western (Passeriformes Turdidae Sialia mexicana) • Bufflehead Anseriformes Anatidae [Anatinae] (Bucephala albeola) • Bunting, Indigo (Passeriformes Emberizidae [Cardinalinae] Passerina cyanea) • Bunting, Lark (Passeriformes Emberizidae [Emberizinae] Calamospiza melanocorys) • Bunting, Lazuli (Passeriformes Emberizidae [Cardinalinae] Passerina amoena) • Bunting, Painted (Passeriformes Emberizidae [Cardinalinae] Passerina ciris) • Bushtit (Passeriformes Aegithalidae Psaltriparus minimus) • Canvasback (Anseriformes Anatidae [Anatinae] Aythya valisineria) • Catbird, Grey (Passeriformes Mimidae Dumetella carolinensis) • Chat, Yellow-breasted (Passeriformes Parulidae Icteria virens) • Chickadee, Mountain (Passeriformes Paridae Poecile gambeli ) • Chukar (Galliformes Phasianidae [Phasianinae] Alectoris chukar) • Condor, California (Falconiformes Cathartidae Gymnogyps californianus) • Coot, American (Gruiformes Rallidae Fulica americana) • Cormorant, Double-crested Pelecaniformes Phalacrocoracidae (Phalacrocorax auritus) • Cowbird, Bronzed (Passeriformes Icteridae [Icterinae] Molothrus aeneus) • Cowbird, Brown-headed Passeriformes Icteridae [Icterinae] (Molothrus ater) • Crane, Sandhill (Gruiformes Gruidae [Gruinae] Grus canadensis) • Creeper, Brown (Passeriformes Certhiidae [Certhiinae] Certhia americana) • Crossbill, Red (Passeriformes Fringillidae [Carduelinae]Loxia curvirostra) • Crow, American (Passeriformes Corvidae Corvus brachyrhynchos) • Cuckoo, Yellow-billed (Cuculiformes Cuculidae [Phaenicophaeinae] Coccyzus americanus) • Curlew, Long-billed (Charadriiformes Scolopacidae [Tringinae] Numenius americanus) • Dickcissel (Passeriformes Emberizidae [Cardinalinae] Spiza americana) • Dipper, American (Passeriformes Cinclidae Cinclus mexicanus) • Dove, Common Ground (Columbiformes Columbidae Columbina passerina) • Dove, Inca (Columbiformes Columbidae Columbina inca) • Dove, Mourning (Columbiformes Columbidae Zenaida macroura) • Dove, Rock (Columbiformes Columbidae Columba livia) • Dowitcher, Long-billed (Charadriiformes Scolopacidae [Gallinagoninae] Limnodromus scolopaceus) • Duck, Long-tailed (Anseriformes Anatidae [Anatinae] Clangula hyemalis) • Duck, Ring-necked (Anseriformes Anatidae [Anatinae] Aythya collaris) • Duck, Ruddy (Anseriformes Anatidae [Anatinae] Oxyura jamaicensis) • Duck, Wood (Anseriformes Anatidae [Anatinae] Aix sponsa) • Dunlin (Charadriiformes Scolopacidae [Calidridinae] Calidris alpina) • Eagle, Bald (Falconiformes Accipitridae Haliaeetus leucocephalus) • Eagle, Golden (Falconiformes Accipitridae Aquila chrysaetos) • Egret, Cattle (Ciconiiformes Ardeidae Bubulcus ibis) • Egret, Great (Ciconiiformes Ardeidae Ardea alba) • Egret, Snowy (Ciconiiformes Ardeidae Egretta thula) • Falcon, Peregrine (Falconiformes FalconidaeFalco peregrinus) • Falcon, Prairie (Falconiformes Falconidae Falco mexicanus) • Finch, Cassin's (Passeriformes Fringillidae [Carduelinae] Carpodacus cassinii) • Finch, Black Rosy (Passeriformes Fringillidae [Carduelinae] Leucosticte atrata) • Finch, House (Passeriformes Fringillidae [Carduelinae] Carpodacus mexicanus) • Finch, Purple (Passeriformes Fringillidae [Carduelinae] Carpodacus purpureus) • Flicker, Northern (Piciformes Picidae [Picinae] Colaptes auratus) • Flycatcher, Ash-throated (Passeriformes Tyrannidae Myiarchus cinerascens) • Flycatcher, Brown-crested (Passeriformes Tyrannidae Myiarchus tyrannulus) • Flycatcher, Cordilleran (Passeriformes Tyrannidae Empidonax occidentalis) • Flycatcher, Dusky (Passeriformes Tyrannidae Empidonax oberholseri) • Flycatcher, Grey (Passeriformes Tyrannidae Empidonax wrightii) • Flycatcher, Hammond's (Passeriformes Tyrannidae Empidonax hammondii) • Flycatcher, Olive-sided (Passeriformes Tyrannidae Contopus cooperi) • Flycatcher, Vermillion (Passeriformes Tyrannidae Pyrocephalus rubinus) • Flycatcher, Willow (Passeriformes Tyrannidae Empidonax traillii) • Frigatebird, Magnificent (Ciconiiformes Fregatidae Fregata magnificens) • Gadwall (Anseriformes Anatidae [Anatinae] Anas strepera) • Gnatcatcher, Blue-grey (Passeriformes Sylviidae Polioptila caerulea) • Godwit, Marbled Charadriiformes Scolopacidae [Tringinae] (Limosa fedoa) • Goldeneye, Barrow's (Anseriformes Anatidae [Anatinae] Bucephala islandica) • Goldeneye, Common (Anseriformes Anatidae [Anatinae] Bucephala clangula) • Goldfinch, American (Passeriformes Fringillidae [Carduelinae] Carduelis tristis) • Goldfinch, Lesser (Passeriformes Fringillidae [Carduelinae] Carduelis psaltria) • Goose, Canada (Anseriformes Anatidae [Anserinae] Branta canadensis) • Goose, Snow (Anseriformes Anatidae [Anserinae] Chen caerulescens) • Goshawk, Northern (Falconiformes Accipitridae Accipiter gentilis) • Grackle, Great-tailed (Passeriformes Icteridae [Icterinae] Quiscalus mexicanus) • Grebe, Eared (Podicipediformes Podicipedidae Podiceps nigricollis) • Grebe, Horned (Podicipediformes Podicipedidae Podiceps auritus) • Grebe, Pied-billed (Podicipediformes Podicipedidae Podilymbus podiceps) • Grebe, Western (Podicipediformes Podicipedidae Aechmophorus occidentalis) • Grosbeak, Black-headed (Passeriformes Emberizidae [Cardinalinae] Pheucticus melanocephalus) • Grosbeak, Evening (Passeriformes Fringillidae [Carduelinae] Coccothraustes vespertinus) • Grosbeak, Pine (Passeriformes Fringillidae [Carduelinae] Pinicola enucleator) • Grosbeak, Rose-breasted (Passeriformes Emberizidae [Cardinalinae] Pheucticus ludovicianus) • Grouse, Blue (Galliformes Tretraonidae Dendragapus obscurus) • Grouse, Greater Sage (Galliformes Phasianidae Centrocercus urophasianus) • Gull, Bonapart's (Charadriiformes Laridae [Larinae] Larus philadelphia) • Gull, California (Charadriiformes Laridae [Larinae] Larus californicus) • Gull, Herring (Charadriiformes Laridae [Larinae] Larus argentatus) • Gull, Ring-billed (Charadriiformes Laridae [Larinae] Larus delawarensis) • Gull, Sabine's (Charadriiformes Laridae [Larinae] Xema sabini) • Harrier, Northern (Falconiformes Accipitridae Circus cyaneus) • Hawk, Broad-winged (Falconiformes Accipitridae Buteo platypterus) • Hawk, Common Black (Falconiformes Accipitridae Buteogallus anthracinus) • Hawk, Cooper's (Falconiformes Accipitridae Accipiter cooperii) • Hawk, Ferruginous (Falconiformes Accipitridae Buteo regalis) • Hawk, Red-shouldered (Falconiformes Accipitridae Buteo lineatus) • Hawk, Red-tailed (Falconiformes Accipitridae Buteo jamaicensis) • Hawk, Rough-legged (Falconiformes Accipitridae Buteo lagopus) • Hawk, Sharp-shinned (Falconiformes Accipitridae Accipiter striatus) • Hawk, Swainson's (Falconiformes Accipitridae Buteo swainsoni) • Hawk, Zone-tailed (Falconiformes Accipitridae Buteo albonotatus) • Heron, Great Blue (Ciconiiformes Ardeidae Ardea herodias) • Heron, Green (Ciconiiformes Ardeidae Butorides virescens) • Hummingbird, Allen's (Apodiformes Trochilidae Selasphorus sasin) • Hummingbird, Anna's (Apodiformes Trochilidae Calypte anna) • Hummingbird, Black-chinned (Apodiformes Trochilidae Archilochus alexandri) • Hummingbird, Broad-tailed (Trochiliformes Trochilidae Selasphorus platycercus) • Hummingbird, Calliope (Apodiformes Trochilidae Stellula calliope) • Hummingbird, Costa's (Trochiliformes Trochilidae Calypte costae) • Hummingbird, Magnificent (Apodiformes Trochilidae Eugenes fulgens) • Hummingbird, Rufous (Apodiformes Trochilidae Selasphorus rufus) • Ibis, White-faced (Ciconiiformes Threskiornithidae Plegadis chihi) • Jay, Pinyon (Passeriformes Corvidae Gymnorhynus cyanocephalus) • Jay, Steller's (Passeriformes Corvidae Cyanocitta stelleri) • Jay, Western Scrub (Passeriformes Corvidae Aphelocoma californica) • Junco, Dark-eyed (Passeriformes Emberizidae [Emberizinae] Junco hyemalis) • Junco, Grey-headed (Passeriformes Emberizidae [Emberizinae] Junco caniceps) • Kestrel, American (Falconiformes Falconidae Falco sparverius) • Killdeer (Charadriiformes Charadriidae Charadrius vociferus) • Kingbird, Cassin's (Passeriformes Tyrannidae Tyrannus vociferans) • Kingbird, Eastern (Passeriformes Tyrannidae Tyrannus tyrannus) • Kingbird, Western (Passeriformes Tyrannidae Tyrannus verticalis) • Kingfisher, Belted (Coraciiformes Alcedinidae [Cerylinae] Ceryle alcyon) • Kinglet, Golden-crowned (Passeriformes Regulidae Regulus satrapa) • Kinglet, Ruby-crowned (Passeriformes Sylviidae Regulus calendula) • Lark, Horned (Passeriformes Alaudidae Eremophila alpestris) • Loon, Common (Gaviiformes Gaviidae Gavia immer) • Loon, Pacific (Gaviiformes Gaviidae Gavia pacifica) • Magpie, Black-billed (Passeriformes Corvidae Pica hudsonya) • Mallard (Anseriformes Anatidae [Anatinae] Anas platyrhynchos) • Martin, Purple (Passeriformes Hirundinidae [Hirundininae] Progne subis) • Meadowlark, Eastern (Passeriformes Icteridae [Icterinae] Sturnella magna) • Meadowlark, Western (Passeriformes Icteridae [Icterinae] Sturnella neglecta) • Merganser, Common (Anseriformes Anatidae [Anatinae] Mergus merganser) • Merganser, Hooded (Anseriformes Anatidae [Anatinae] Lophodytes cucullatus) • Merganser, Red-breasted (Anseriformes Anatidae [Anatinae] Mergus serrator) • Merlin (Falconiformes Falconidae Falco columbarius) • Mockingbird, Northern (Passeriformes Mimidae Mimus polyglottos) • Moorhen, Common (Gruiformes Rallidae Gallinula chloropus) • Night-hawk, Common (Caprimulgiformes Caprimulgidae [Chordeilinae] Chordeiles minor) • Night-hawk, Lesser (Caprimulgiformes Caprimulginidae [Chordeilinae] Chordeiles acutipennis) • Night-heron, Black-crowned (Ciconiiformes Ardeidae Nycticorax nycticorax) • Nutcracker, Clark's (Passeriformes Corvidae Nucifraga columbiana) • Nuthatch, Pygmy (Passeriformes Sittidae [Sittinae] Sitta pygmaea) • Nuthatch, Red-breasted (Passeriformes Sittidae [Sittinae] Sitta canadensis) • Nuthatch, White-breasted (Passeriformes Sittidae [Sittinae] Sitta carolinensis) • Oriole, Bullock's (Passeriformes Icteridae [Icterinae] Icterus bullockii) • Oriole, Hooded (Passeriformes Icteridae [Icterinae] Icterus cucullatus) • Oriole, Scott's (Passeriformes Icteridae [Icterinae] Icterus parisorum) • Osprey (Falconiformes Pandionidae Pandion haliaetus) • Ovenbird (Passeriformes Parulidae Seiurus aurocapillus) • Owl, Barn (Strigiformes Tytonidae [Titoninae] Tyto alba) • Owl, Burrowing (Strigiformes Strigidae [Buboninae] Athene cunicularia) • Owl, Flammulated (Strigiformes Strigidae [Buboninae] Otus flammeolus) • Owl, Great Horned (Strigiformes Strigidae [Buboninae] Bubo virginianus) • Owl, Long-eared (Strigiformes Strigidae [Buboninae] Asio otus) • Owl, Northern Pygmy (Strigiformes Strididae [Buboninae] Glaucidium gnoma) • Owl, Northern Saw-whet (Strigiformes Strigidae [Buboninae] Aegolius acadicus) • Owl, Short-eared (Strigiformes Strigidae [Buboninae] Asio flammeus) • Owl, Spotted (Strigiformes Strigidae Strix occidentalis) • Owl, Western Screech (Strigiformes Strigidae [Buboninae] Otus kennicottii) • Pelican, American White (Pelecaniformes Pelecanidae Pelecanus erythrorhynchus) • Pelican, Brown (Pelecaniformes Pelicanidae Pelecanus occidentalis) • Phainopepla (Passeriformes Bombycillidae [Ptilogonatinae] Phainopepla nitens) • Phalarope, Red-necked (Charadriiformes Scolopacidae [Phalaropodinae] Phalaropus lobatus) • Phalarope, Wilson's (Charadriiformes Scolopacidae [Phalaropodinae] Phalaropus tricolor) • Phoebe, Black (Passeriformes Tyrannidae Sayornis nigricans) • Phoebe, Say's (Passeriformes Tyrannidae Sayornis saya) • Pigeon, Band-tailed (Columbiformes Columbidae Columba fasciata) • Pintail, Northern (Anseriformes Anatidae [Anatinae] Anas acuta) • Pipit, American (Passeriformes Motacillidae Anthus rubescens) • Plover, Semi-palmated (Charadriiformes Charadriidae Charadrius semipalmatus) • Plover, Snowy (Charadriiformes Charadriidae Charadrius alexandrinus) • Poorwill, Common (Strigiformes Caprimulgidae Phalaenoptilus nuttallii) • Quail, Gambel's (Galliformes Phasianidae [Odontophorinae] Callipepla gambelii) • Quail, Mountain (Galliformes Phasianidae [Odontophorinae]Oreortyx pictus) • Rail, Virginia (Gruiformes Rallidae Rallus limicola) • Raven, Common (Passeriformes Corvidae Corvus corax) • Redhead (Anseriformes Anatidae [Anatinae] Aythya americana) • Redstart, American (Passeriformes Parulidae Setophaga ruticilla) • Redstart, Painted (Passeriformes Parulidae Myioborus pictus) • Roadrunner, Greater (Cuculiformes Cuculidae [Neomorphinae] Geococcyx californianus) • Robin, American (Passeriformes Turdidae Turdus migratorius) • Robin, Rufous-backed (Passeriformes Turdidae Turdus rufopalliatus) • Sandpiper, Least (Charadriiformes Scolopacidae [Calidridinae] Calidris minutilla) • Sandpiper, Pectoral (Charadriiformes Scolopacidae [Calidridinae] Calidris melanotos) • Sandpiper, Semi-palmated (Charadriiformes Scolopacidae [Calidridinae] Calidris pusilla) • Sandpiper, Solitary (Charadriiformes Scolopacidae [Tringinae] Tringa solitaria) • Sandpiper, Spotted (Charadriiformes Scolopacidae [Tringinae] Actitis macularia) • Sandpiper, Western (Charadriiformes Scolopacidae [Calidridinae] Calidris mauri) • Sapsucker, Williamson's (Piciformes Picidae Sphyrapicus thyroideus) • Sapsucker, Red-breasted (Piciformes Picidae [Picinae] Sphyrapicus ruber) • Sapsucker, Red-naped (Piciformes Picidae [Picinae] Sphyrapicus nuchalis) • Scaup, Lesser (Anseriformes Anatidae [Anatinae) Aythya affinis) • Scoter, Surf (Anseriformes Anatidae [Anatinae] Melanitta perspicillata) • Scoter, White-winged (Anseriformes Anatidae [Anatinae] Melanitta fusca) • Shoveler, Northern (Anseriformes Anatidae [Anatinae] Anas clypeata) • Shrike, Loggerhead (Passeriformes Laniidae [Laniinae] Lanius ludovicianus) • Shrike, Northern (Passeriformes Laniidae [Laniinae] Lanius excubitor) • Siskin, Pine (Passeriformes Fringillidae [Carduelinae] Carduelis pinus) • Snipe, Wilson's (Charadriiformes Scolopacidae [Gallinagoninae] Gallinago gallinago) • Solitaire, Townsend's (Passeriformes Turdidae Myadestes townsendi • Sora (Gruiformes Rallidae Porzana carolina) • Sparrow, American Tree (Passeriformes Emberizidae [Emberizinae] Spizella arborea) • Sparrow, Black-chinned (Passeriformes Emberizidae [Emberizinae] Spizella atrogularis) • Sparrow, Black-throated (Passeriformes Emberizidae [Emberizinae] Amphispiza bilineata) • Sparrow, Brewer's (Passeriformes Emberizidae [Emberizinae] Spizella breweri) • Sparrow, Chipping (Passeriformes Emberizidae [Emberizinae] Spizella passerina) • Sparrow, Fox (Passeriformes Emberizidae [Emberizinae] Passerella iliaca) • Sparrow, Golden-crowned (Passeriformes Emberizidae [Emberizinae] Zonotrichia atricapilla) • Sparrow, Grasshopper (Passeriformes Emberizidae [Emberizinae] Ammodramus savannarum) • Sparrow, Harris' (Passeriformes Emberizidae [Emberizinae] Zonotrichia querula) • Sparrow, House (Passeriformes Passeridae Passer domesticus) • Sparrow, Lark (Passeriformes Emberizidae [Emberizinae] Chondestes grammacus) • Sparrow, Lincoln's (Passeriformes Emberizidae [Emberizinae] Melospiza lincolnii) • Sparrow, Rufous-crowned (Passeriformes Emberizidae [Emberizinae] Aimophila ruficeps) • Sparrow, Sage (Passeriformes Emberizidae [Emberizinae] Amphispiza belli) • Sparrow, Savannah (Passeriformes Emberizidae [Emberizinae] Passerculus sandwichensis) • Sparrow, Song (Passeriformes Emberizidae [Emberizinae] Melospiza melodia) • Sparrow, Swamp (Passeriformes Emberizidae [Emberizinae] Melospiza georgiana) • Sparrow, Vesper (Passeriformes Emberizidae [Emberizinae] Pooecetes gramineus) • Sparrow, White-crowned (Passeriformes Emberizidae [Emberizinae] Zonotrichia leucophrys) • Sparrow, White-throated (Passeriformes Emberizidae [Emberizinae] Zonotrichia albicollis) • Starling, European (Passeriformes Sturnidae [Sturninae] Sturnus vulgaris) • Stilt, Black-necked (Charadriiformes Recurvirostridae Himantopus mexicanus) • Stork, Wood (Ciconiiformes Ciconiidae Mycteria americana) • Swallow, Bank (Passeriformes Hirundinidae [Hirundininae] Riparia riparia) • Swallow, Cliff (Passeriformes Hirundinidae [Hirundininae] Petrochelidon pyrrhonota) • Swallow, Northern Rough-winged (Passeriformes Hirundinidae [Hirundininae] Stelgidopteryx serripennis) • Swallow, Tree (Passeriformes Hirundinidae [Hirundininae] Tachycineta bicolor) • Swallow, Violet-green (Passeriformes Hirundinidae [Hirundininae] Tachycineta thalassina) • Swan, Tundra (Anseriformes Anatidae [Anserinae] Cygnus columbianus) • Swift, Vaux's (Apodiformes Apodidae [Apodinae] Chaetura vauxi) • Swift, White-throated (Apodiformes Apodidae [Apodinae] Aeronautes saxatalis) • Tanager, Hepatic (Passeriformes Thraupidae Piranga flava) • Tanager, Scarlet (Passeriformes Emberizidae [Thraupinae] Piranga olivacea) • Tanager, Summer Passeriformes Thraupidae (Piranga rubra) • Tanager, Western (Passeriformes Emberizidae [Thraupinae] Piranga ludoviciana) • Teal, Blue-winged (Anseriformes Anatidae [Anatinae] Anas discors) • Teal, Cinnamon (Anseriformes Anatidae [Anatinae] Anas cyanoptera) • Teal, Green-winged (Anseriformes Anatidae [Anatinae] Anas crecca) • Tern, Forster's (Charadriiformes Laridae [Sterninae] Sterna forsteri) • Tern, Black (Charadriiformes Laridae [Sterninae] Chlidonias niger) • Tern, Common (Charadriiformes Laridae [Sterninae] Sterna hirundo) • Thrasher, Bendire's (Passeriformes Mimidae Toxostoma bendirei) • Thrasher, Brown (Passeriformes Mimidae Toxostoma rufum) • Thrasher, Crissal (Passeriformes Mimidae Toxostoma crissale) • Thrasher, Le Conte's (Passeriformes Mimidae Toxostoma lecontei) • Thrasher, Sage (Passeriformes Mimidae Oreoscoptes montanus) • Thrush, Hermit (Passeriformes Turdidae Catharus guttatus) • Thrush, Varied (Passeriformes Turdidae Ixoreus naevius) • Titmouse, Bridled (Passeriformes Paridae Baeolophus wollweberi) • Titmouse, Juniper (Passeriformes Paridae Baeolophus ridgwayi) • Towhee, Canyon (Passeriformes Emberizidae [Emberizinae] Pipilo fuscus) • Towhee, Green-tailed (Passeriformes Emberizidae [Emberizinae] Pipilo chlorurus) • Towhee, Spotted (Passeriformes Emberizidae [Emberizinae] Pipilo maculatus) • Turkey, Wild (Galliformes Meleagrididae Meleagris gallopavo) • Verdin (Passeriformes Remizidae Auriparus flaviceps) • Vireo, Bell's (Passeriformes Vireonidae [Veroninae] Vireo bellii) • Vireo, Grey (Passeriformes Vireonidae [Veroninae] Vireo vicinior) • Vireo, Philadelphia (Passeriformes Vireonidae [Veroninae] Vireo philadelphicus) • Vireo, Plumeous (Passeriformes Vireonidae [Veroninae] Vireo plumbeus) • Vireo, Red-eyed (Passeriformes Vireonidae [Veroninae] Vireo olivaceus) • Vireo, Warbling (Passeriformes Vireonidae [Veroninae] Vireo gilvus) • Vulture, Turkey (Falconiformes Cathartidae Cathartes aura) • Warbler, Bay-breasted (Passeriformes Parulidae Dendroica castanea) • Warbler, Black-throated Blue (Passeriformes Parulidae Dendroica caerulescens) • Warbler, Black-throated Grey (Passeriformes Parulidae Dendroica nigrescens) • Warbler, Black-throated Green (Passeriformes Parulidae Dendroica virens) • Warbler, Chestnut-sided (Passeriformes Parulidae Dendroica pensylvanica) • Warbler, Grace's (Passeriformes Parulidae Dendroica graciae) • Warbler, Hermit (Passeriformes Parulidae Dendroica occidentalis) • Warbler, Kentucky (Passeriformes Parulidae Oporornis formosus) • Warbler, Lucy's (Passeriformes Parulidae Vermivora luciae) • Warbler, MacGillivray's (Passeriformes Parulidae Oporornis tolmiei) • Warbler, Magnolia (Passeriformes Parulidae Dendroica magnolia) • Warbler, Nashville (Passeriformes Parulidae Vermivora ruficapilla) • Warbler, Orange-crowned (Passeriformes Parulidae Vermivora celata) • Warbler, Palm (Passeriformes Parulidae Dendroica palmarum) • Warbler, Red-faced (Passeriformes Parulidae Cardellina rubrifrons) • Warbler, Tennessee (Passeriformes Parulidae Vermivora peregrina) • Warbler, Townsend's (Passeriformes Parulidae Dendroica townsendi) • Warbler, Virginia's (Passeriformes Parulidae Vermivora virginiae) • Warbler, Wilson's (Passeriformes Parulidae Wilsonia pusilla) • Warbler, Worm-eating (Passeriformes Parulidae Helmitheros vermivorus) • Warbler, Yellow (Passeriformes Parulidae Dendroica petechia) • Warbler, Yellow-rumped (Passeriformes Parulidae Dendroica coronata) • Warbler, Yellow-throated (Passeriformes Parulidae Dendroica dominica) • Waterthrush, Northern (Passeriformes Parulidae Seiurus noveboracensis) • Waxwing, Bohemian (Passeriformes Bombycillidae [Bombycillinae] Bombycilla garrulus) • Waxwing, Cedar (Passeriformes Bombycillidae [Bombycillinae] Bombycilla cedrorum) • Whip-poor-will, (Caprimulgiformes Caprimulginidae [Caprimulginae] Caprimulgus vociferus) • Wigeon, American (Anseriformes Anatidae [Anatinae]Anas americana) • Wigeon, Eurasian (Anseriformes Anatidae [Anatinae] Anas penelope) • Willet (Charadriiformes Scolopacidae [Tringinae] Catotrophorus semipalmatus) • Wood-pewee, Western (Passeriformes Tyrannidae Contopus sordidulus) • Woodpecker, Acorn (Piciformes Picidae Melanerpes formicivorus) • Woodpecker, Downy (Piciformes Picidae [Picinae] Picoides pubescens) • Woodpecker, Gila (Piciformes Picidae [Picinae] Melanerpes uropygialis) • Woodpecker, Hairy (Piciformes Picidae [Picinae] Picoides villosus) • Woodpecker, Ladder-backed (Piciformes Picidae [Picinae] Picoides scalaris) • Woodpecker, Lewis' Piciformes Picidae [Picinae] (Melanerpes lewis) • Woodpecker, Pileated (Piciformes Picidae [Picinae] Dryocopus pileatus) • Woodpecker, Three-toed (Piciformes Picidae [Picinae] Picoides tridactylus) • Wren, Bewick's (Passeriformes Troglodytidae Thryomanes bewickii) • Wren, Cactus (Passeriformes Troglodytidae Campylorhynchus brunneicapillus) • Wren, Canyon (Passeriformes Troglodytidae Catherpes mexicanus) • Wren, House (Passeriformes Troglodytidae Troglodytes aedon) • Wren, Marsh (Passeriformes Troglodytidae Cistothorus palustris) • Wren, Rock (Passeriformes Troglodytidae Salpinctes obsoletus) • Wren, Winter (Passeriformes Troglodytidae Troglodytes troglodytes) • Yellowlegs, Greater (Charadriiformes Scolopacidae [Tringinae] Tringa melanoleuca) • Yellowlegs, Lesser (Charadriiformes Scolopacidae [Tringinae] Tringa flavipes) • Yellowthroat, Common(Passeriformes Parulidae Geothlypis trichas) Mammals • Badger, American (Carnivora Mustelidae [Mellinae] Taxidea taxus) • Bat, Allen's Big-eared (Chiroptera Vespertilionidae Idionycteris phyllotis) • Bat, Big Brown (Chiroptera Vespertilionidae Eptesicus fuscus) • Bat, Big Free-tailed (Chiroptera Molossidae Nyctinomops macrotis) • Bat, Big-eared (Chiroptera Vespertilionidae Plecotus townsendii) • Bat, Hoary (Chiroptera Vespertilionidae Lasiurus cinereus) • Bear, Black (Carnivora Ursidae Ursus americanus) • Bat, Mexican Free-tailed (Chiroptera Molossidae Tadarida brasiliensis) • Bat, Mexican Long-tongued (Choeronycteris mexicana) • Bat, Pallid (Chiroptera Vespertilionidae Antrozous pallidus) • Bat, Silver-haired (Chiroptera Vespertilionidae Lasionycteris noctivagans) • Bat, Spotted (Chiroptera Vespertilionidae Euderma maculatum) • Bat, Western Mastiff (Chiroptera Molossidae Eumops perotis) • Bat, Western Red (Chiroptera Vespertilionidae Lasiurus blossevilli) • Beaver (Rodentia Castoridae Castor canadensis) • Bobcat (Carnivora Felidae [Felinae] Lynx rufus) • Chipmunk, Cliff (Rodentia Sciuridae Tamias dorsalis) • Chipmunk, Colorado (Rodentia Sciuridae Tamias quadrivittatus) • Chipmunk, Least (Rodentia Sciuridae Tamias minimus) • Chipmunk, Uinta (Rodentia Sciuridae Tamias umbrinus) • Cottontail, Eastern (Lagomorpha Leporidae Sylvilagus floridanus) • Cottontail, Desert (Lagomorpha Leporidae Sylvilagus audubonii) • Cottontail, Mountain (Lagomorpha Leporidae Sylvilagus nuttallii) • Coyote (Carnivora Canidae Canis latrans) • Deer, Mule (Artiodactyla Cervidae Odocoileus hemionus) • Dog, White-tail Prairie (Rodentia Sciuridae Cynomys gunnisoni) • Elk (Artiodactyla Cervidae Cervus elaphus) • Fox, Grey (Carnivora Canidae Urocyon cinereoargenteus) • Fox, Kit (Carnivora Canidae Vulpes macrotis) • Gopher, Northern Pocket (Rodentia Geomyidae Thomomys talpoides) • Gopher, Valley Pocket (Rodentia Geomyidae Thomomys bottae) • Jackrabbit, Black-tailed (Lagomorpha Leporidae Lepus californicus) • Lion, Mountain (Carnivora Felidae Puma concolor) • Mouse, Apache Pocket (Rodentia Heteromyidae Perognathus apache) • Mouse, Arizona Pocket (Rodentia Heteromyidae Perognathus amplus) • Mouse, Cactus (Rodentia Muridae/Cricetidae Peromyscus eremicus) • Mouse, Brush (Rodentia Muridae/Cricetidae Peromyscus boylii) • Mouse, Canyon (Rodentia Muridae/Cricetidae Peromyscus crinitus) • Mouse, Deer (Rodentia Muridae/Cricetidae Peromyscus maniculatus) • Mouse, Great Basin Pocket (Rodentia Heteromyidae Perognathus parvus) • Mouse, House (Rodentia Muridae/Cricetidae Mus musculus) • Mouse, Little Pocket (Rodentia Heteromyidae Perognathus longimembris) • Mouse, Long-tailed Pocket (Rodentia Heteromyidae Chaetodipus formosus) • Mouse, Northern Grasshopper (Rodentia Muridae/Cricetidae Onychomys leucogaster) • Mouse, Pinyon (Rodentia Muridae/Cricetidae Peromyscus truei) • Mouse, Rock Pocket (Rodentia Heteromyidae Chaetodipus intermedius) • Mouse, Silky Pocket (Rodentia Heteromyidae Perognathus flavus) • Mouse, Western Harvest (Rodentia Muridae/Cricetidae Reithrodontomys megalotis) • Mouse, Southern Grasshopper (Rodentia Muridae/Cricetidae Onychomys torridus) • Muskrat (Rodentia Muridae/Cricetidae Ondatra zibethicus) • Myotis, Arizona (Chiroptera Vespertilionidae Myotis occultus) • Myotis, California (Chiroptera Vespertilionidae Myotis californicus) • Myotis, Fringed (Chiroptera Vespertilionidae Myotis thysanodes) • Myotis, Long-eared (Chiroptera Vespertilionidae Myotis evotis) • Myotis, Long-legged (Chiroptera Vespertilionidae Myotis volans) • Myotis, Western Small-footed (Chiroptera Vespertilionidae Myotis ciliolabrum) • Myotis, Yuma (Chiroptera Vespertilionidae Myotis yumanensis) • Otter, River (Carnivora Mustelidae [Lutrinae] Lutra canadensis) • Peccary, Collared (Artiodactyla Tayassuidae Tayassu tajuca) • Pipistrelle, Western (Chiroptera Vespertilionidae Pipistrellus hesperus) • Porcupine (Rodentia Erethizontidae Erethizon dorsatum) • Pronghorn (Artiodactyla Bovidae Antilocapra americana) • Raccoon (Carnivora Procyonidae Procyon lotor) • Rat, Ord's Kangaroo (Rodentia Heteromyidae Dipodomys ordii) • Rat, Chisel-toothed Kangaroo (Rodentia Heteromyidae Dipodomys microps) • Rat, Merriam's Kangaroo (Rodentia Heteromyidae Dipodomys merriami) • Ringtail (Carnivora Procyonidae Bassariscus astutus) • Sheep, Desert Bighorn (Artiodactyla Bovidae Ovis canadensis) • Shrew, Desert (Insectivora Soricidae Notiosorex crawfordi) • Shrew, Dwarf (Insectivora Soricidae Sorex nanus) • Shrew, Merriam's (Insectivora Soricidae Sorex merriami) • Skunk, Striped (Carnivora Mustelidae [Mephitinae]Mephitis mephitis) • Skunk, Western Spotted (Carnivora Mustelidae [Mephitinae]Spilogale gracilis) • Squirrel, Abert (Rodentia Sciuridae Sciurus aberti) • Squirrel, Golden-mantled Ground (Rodentia Sciuridae Spermophilus lateralis) • Squirrel, Harris' Antelope (Rodentia Sciuridae Ammospermophilus harrisii) • Squirrel, Kaibab (Rodentia Sciuridae Sciurus kaibabensis) • Squirrel, Red (Rodentia Sciuridae Tamiasciurus hudsonicus) • Squirrel, Rock (Rodentia Sciuridae Spermophilus variegatus) • Squirrel, Spotted Ground (Rodentia Sciuridae Spermophilus spilosoma) • Squirrel, White-tailed Antelope (Rodentia Sciuridae Ammospermophilus leucurus) • Vole, Long-tailed (Rodentia Muridae/Cricetidae Microtus longicaudus) • Vole, Mexican (Rodentia Muridae/Cricetidae Microtus mexicanus) • Vole, Western Heather (Rodentia Muridae/Cricetidae Phenacomys intermedius) • Weasel, Long-tailed (Carnivora Mustelidae [Mustelinae] Mustela frenata) • Woodrat, Bushy-tailed (Rodentia Muridae/Cricetidae Neotoma cinerea) • Woodrat, Desert (Rodentia Muridae/Cricetidae Neotoma lepida) • Woodrat, Mexican (Rodentia Muridae/Cricetidae Neotoma mexicana) • Woodrat, Stephen's (Rodentia Muridae/Cricetidae Neotoma stephensi) • Woodrat, White-throated(Rodentia Muridae/Cricetidae Neotoma albigula) Reptiles • Chuckwalla, Western (Squamata Iguanidae Sauromalus ater) • Coachwhip, Red (Squamata Viperidae Masticophis flagellum) • Gecko, Banded (Squamata Eublepharidae Coleonyx variegatus) • Iguana, Desert (Squamata Iguanaidae Dipsosaurus dorsalis) • Lizard, Arizona Night (Squamata Xantusiidae Xantusia arizonae) • Lizard, Desert Collared (Squamata Crotaphytidae Crotaphytus bicinctores) • Lizard, Desert Night (Squamata Xantusiidae Xantusia vigilis) • Lizard, Desert Side-blotched (Squamata Phrynosomatidae Uta stansburiana) • Lizard, Eastern Collared (Squamata Crotaphytidae Crotaphytus collaris) • Lizard, Long-nosed Leopard (Squamata Crotaphytidae Gambelia wislizenii) • Lizard, Mountain Short-horned ((Squamata Phrynosomatidae Phrynosoma hernandesi) • Lizard, Northern Sagebrush (Squamata Phrynosomatidae Sceloporus graciosus) • Lizard, Plateau (Squamata Phrynosomatidae Sceloporus undulatus) • Lizard, Side-blotched (Squamata Phrynosomatidae Uta stansburiana) • Lizard, Southern Desert Horned (Squamata Phrynosomatidae Phrynosoma platyrhinos) • Lizard, Tree (Squamata Phrynosomatidae Urosaurus ornatus) • Lizard, Yellow-backed Spiny (Squamata Phrynosomatidae Sceloporus magister) • Lizard, Zebra-tailed (Squamata Phrynosomatidae Callisaurus draconoides) • Monster, Banded Gila (Squamata Helodermidae Heloderma suspectum) • Rattlesnake, Grand Canyon (Squamata Viperidae Crotalus viridis) • Rattlesnake, Great Basin (Squamata Viperidae Crotalus oreganus) • Rattlesnake, Hopi (Squamata Viperidae Crotalus viridis) • Rattlesnake, Mojave (Squamata Viperidae Crotalus scutulatus) • Rattlesnake, Northern Black-tailed (Squamata Viperidae Crotalus molossus) • Rattlesnake, Southwestern Speckled (Squamata Viperidae Crotalus mitchelli) • Skink, Great Basin (Squamata Scincidae Eumeces skiltonianus) • Skink, Variable (Squamata Scincidae Eumeces multivirgatus) • Snake, Arizona Glossy (Squamata Viperidae Arizona elegans) • Snake, California King (Squamata Colubridae Lampropeltis getulus) • Snake, Desert Glossy (Squamata Viperidae Arizona elegans) • Snake, Great Basin Gopher (Squamata Colubridae Pituophis melanoleucus) • Snake, Long-nosed Garter (Squamata Colubridae Thamnophis angustirostris) • Snake, Mojave Patch-nosed (Squamata Colubridae Salvadora hexalepis) • Snake, Night (Squamata Viperidae Hypsiglena torquata) • Snake, Sonoran Gopher (Squamata Colubridae Pituophis catenifer) • Snake, Sonoran Lyre (Squamata Colubridae Trimorphodon biscutatus) • Snake, Southwestern Black-headed (Squamata Colubridae Tantilla hobartsmithi) • Snake, Utah Mountain King (Squamata Colubridae Lampropeltis pyromelana) • Snake, Wandering Garter (Squamata Colubridae Thamnophis elegans) • Snake, Western Blind (Squamata Leptotyphlopidae Leptotyphlops humilis) • Snake, Western Ground (Squamata Colubridae Sonora semiannulata) • Snake, Western Long-nosed (Squamata Colubridae Rhinocheilus lecontei) • Tortoise, Desert Gopher (Testudines Testudinidae Gopherus agassizii) • Whipsnake, Desert Striped (Squamata Colubridae Masticophis taeniatus) • Whiptail, Northern(Squamata Teiidae Cnemidophorus tigris) Amphibians • Frog, Canyon Tree (Anura Hylidae Hyla arenicolor) • Frog, Leopard (Anura Ranidae Rana pipiens) • Salamander, Arizona Tiger (Caudata Ambystomatidae Ambystoma mavortium) • Salamander, Utah Tiger (Caudata Ambystomatidae Ambystoma tigrinum) • Toad, Arizona (Anura Bufonidae Bufo microscaphus) • Toad, Great Basin Spadefoot (Anura Pelobatidae Spea intermontana) • Toad, Great Plains (Anura Bufonidae Bufo cognatus) • Toad, Red-spotted (Anura Bufonidae Bufo punctatus) • Toad, Rocky Mountain(Anura Bufonidae Bufo woodhousei) Fishes • Bass, Largemouth (Perciformes Centrarchidae Micropterus salmoides) • Bass, Striped (Perciformes Serranidae Morone saxatilis) • Bullhead, Black (Siluriformes Ictaluridae Ictalurus melas) • Bullhead, Yellow (Siluriformes Ictaluridae Amerius natalis) • Carp, Common (Cypriniformes Cyprinidae [Cyprininae] Cyprinus carpio) • Catfish, Channel (Siluriformes Ictaluridae Ictalurus punctatus) • Chub, Humpback (Cypriniformes Cyprinidae Gila cypha) • Dace, Speckled (Cypriniformes Cyprinidae Rhinichthys osculus) • Killifish, Plains (Cyprinodontiformes Cyprinodontidae Fundulus zebrinus) • Minnow, Flathead (Cypriniformes Cyprinidae [Luciscinae] Pimephales promelas) • Shiner, Red (Cypriniformes Cyprinidae Cyprinella lutrensis) • Sucker, Razorback (Cypriniformes Catostomidae Xyrauchen texanus) • Sucker, Bluehead (Cypriniformes Catostomidae [Catostominae] Catostomus discobolus) • Sucker, Flannelmouth (Cypriniformes Catostomidae [Catostominae] Catostomus latipinnis) • Sunfish, Green (Perciformes Centrarchidae Lepomis cyanellus) • Trout, Brown (Salmoniformes Salmonidae [Salmoninae] Salmo trutta) • Trout, Rainbow (Salmoniformes Salmonidae [Salmoninae] Oncorhynchus mykiss)