Image Index

Clicking on the thumbnail images below will take you to the image page for that species.  Most image pages have many more photos than the number of thumbnail images shown below.
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You can also access each image through the species lists, which are arranged by family within the four major groups of Ferns & Fern Allies, Gymnosperms, Dicots, and Monocots.

Ferns & Fern Allies

Adiantum capillus-veneris.   MAIDENHAIR FERN.  VENUSHAIR FERN.  Perennial.

Notholaena standleyi (=Cheilanthes standleyi;  Notholaena hookeri).  STAR CLOAK FERN.  Perennial.

Pteridium aquilinum var. pubescens.  WESTERN BRACKEN.  HAIRY BRACKENFERN.  Perennial.

Gymnosperms

Abies concolor. WHITE FIR. Tree.

Cupressus arizonica.  ARIZONA CYPRESS.  Tree.

Ephedra viridis.  MOUNTAIN JOINT-FIR.  MORMON TEA.  Shrub.

Juniperus coahuilensis.  ROSEBERRY JUNIPER.  REDBERRY JUNIPER.  Shrub or tree.

Juniperus deppeana.  ALLIGATOR JUNIPER.  Tree or shrub.

Juniperus monosperma.  ONE-SEED JUNIPER.  Shrub or small tree.

Juniperus osteosperma.  UTAH JUNIPER.  Tree.

Juniperus scopulorum.  ROCKY MOUNTAIN JUNIPER.  Shrub or tree.

Pinus aristata.  ROCKY MOUNTAIN BRISTLECONE PINE.  COLORADO BRISTLECONE PINE.  Tree.

Pinus edulis.  COLORADO PINYON.  "PINYON PINE."  Tree.

Pinus monophylla. SINGLE-LEAF PINYON. SINGLELEAF PINE. Tree.

Pinus ponderosa.  PONDEROSA PINE.  WESTERN YELLOW PINE.  Tree.

Pseudotsuga menziesii var. glauca.  ROCKY MOUNTAIN DOUGLAS FIR.  Tree.

Angiosperms: Dicotyledons

Acer grandidentatum (=Acer saccharum ssp. grandidentatum).  BIG-TOOTH MAPLE.  BIGTOOTH MAPLE.  Shrub or small tree.

Acer negundo var. interius.  BOX ELDER.  Tree.

Achillea millefolium var. occidentalis (=Achillea lanulosa).  WESTERN YARROW.  Perennial.

Acourtia wrightii  (=Perezia wrightii).  BROWNFOOT.  Perennial.

Actaea rubra ssp. arguta (=Actaea arguta).  RED BANEBERRY.  Perennial.

Ailanthus altissima.  TREE OF HEAVEN.  Tree.

Alcea rosea  (=Althaea rosea).  HOLLYHOCK.  Biennial or perennial.

Aloysia wrightii.  WRIGHT'S BEEBRUSH.  Shrub.

Amelanchier utahensis.  UTAH SERVICEBERRY.  Shrub or small tree.

Anulocaulis leiosolenus var. leiosolenus.  SOUTHWESTERN RINGSTEM.  Perennial.

Apocynum x floribundum (hybrid of Apocynum androsaemifolium and Apocynum cannabinum; = Apocynum medium).  Perennial.

Aquilegia chrysantha.  GOLDEN COLUMBINE.  Perennial.

Aquilegia desertorum.  DESERT COLUMBINE.  Perennial.

Arctostaphylos pringlei.  PRINGLE MANZANITA.  Shrub.

Aristolochia watsonii.  WATSON'S DUTCHMAN'S PIPE.  Perennial.

Artemisia tridentata.  BIG SAGEBRUSH.  Shrub.

Asclepias asperula ssp. asperula (=Asclepias capricornu, apparently misapplied).  ANTELOPE HORNS.  SPIDER MILKWEED.  Perennial.

Asclepias subulata.  RUSH MILKWEED.  Perennial.

Asclepias subverticillata.  POISON MILKWEED.  HORSETAIL MILKWEED.  Perennial.

Asclepias tuberosa ssp. interior.  BUTTERFLYWEED.  BUTTERFLY MILKWEED.  Perennial.

Atriplex canescens.  FOUR-WING SALTBUSH.  Shrub.

Baccharis sarothroides.  DESERT-BROOM.  Shrub.

Bahia dissecta.  YELLOW-RAGWEED.  RAGLEAF BAHIA.  Annual to perennial.

Baileya multiradiata.  DESERT MARIGOLD.  Annual to perennial.

Berberis repens  (=Mahonia repens).  CREEPING MAHONIA.  CREEPING BARBERRY. Shrub.

Bowlesia incana.  HOARY BOWLESIA.  Annual.

Brickellia californica.  CALIFORNIA BRICKELLBUSH.  Shrub.

Calliandra eriophylla.  FAIRY DUSTER.  Shrub.

Calliandra humilis.  DWARF STICKPEA.  Subshrub.

Canotia holacantha.  CRUCIFIXION THORN.  Shrub or tree.

Carnegiea gigantea (=Cereus giganteus).  SAGUARO.  GIANT CACTUS.  Succulent tree.

Castilleja exserta (=Orthocarpus purpurascens).  ESCOBITA.  PURPLE OWL'S-CLOVER.  EXSERTED INDIAN PAINTBRUSH.  Annual.

Castilleja integra.  WHOLELEAF INDIAN PAINTBRUSH.  SOUTHWESTERN PAINTBRUSH.  Perennial.

Ceanothus fendleri.  BUCK BRUSH.  FENDLER'S CEANOTHUS.  Shrub.

Ceanothus greggii.  DESERT CEANOTHUS.  Shrub.

Cercis orbiculata (=Cercis occidentalis var. orbiculata).  CALIFORNIA REDBUD.  Tree or shrub.

Cercocarpus intricatus.  LITTLELEAF MOUNTAIN MAHOGANY.  Shrub.

Cercocarpus montanus.  ALDERLEAF MOUNTAIN MAHOGANY.  Shrub.

Chamaebatiaria millefolium.  FERNBUSH.  Shrub.

Chenopodium graveolens (=Chenopodium graveolens var. neomexicanum).  FETID GOOSEFOOT.  Annual.

Chilopsis linearis.  DESERT-WILLOW.  Shrubs or small trees.

Cirsium vulgare.  BULL THISTLE.  COMMON THISTLE.  SPEAR THISTLE.  Biennial.

Claytonia perfoliata (=Montia perfoliata).  MINERS-LETTUCE.  Annual.

Clematis ligusticifolia.  WESTERN WHITE CLEMATIS.  VIRGIN'S BOWER.  OLD MAN'S BEARD.  HIERBA DE CHIVO.  Perennial or partly woody vine.

Cleome serrulata.  ROCKY MOUNTAIN BEEPLANT.  Annual.

Coleogyne ramosissima.  BLACKBRUSH.  Shrub.

Collinsia parviflora.  MAIDEN BLUE-EYED-MARY.  Annual.

Comandra umbellata ssp. pallida (=Comandra pallida).  PALE BASTARD TOADFLAX.  Perennial.

Conium maculatum.  POISON-HEMLOCK.  Biennial.

Convolvulus arvensis (=Convolvulus incanus [misapplied]).  FIELD BINDWEED.  Perennial.

Coreopsis tinctoria.  TICKSEED.  Annual to perennial.

Corydalis aurea.  SCRAMBLED EGGS.  Annual or biennial.

Coryphantha vivipara (=Escobaria vivipara var. arizonica).  BEEHIVE CACTUS.  PINCUSHION CACTUS.  ARIZONA SPINYSTAR.  Succulent perennial.

Cucurbita foetidissima.  BUFFALO GOURD.  MISSOURI GOURD.  Perennial.

Cylindropuntia bigelovii (=Opuntia bigelovii).  JUMPING CHOLLA.  TEDDYBEAR CHOLLA.  Succulent shrub.

Cylindropuntia fulgida (=Opuntia fulgida).  CHAIN-FRUIT CHOLLA.  Succulent shrub or small tree.

Cylindropuntia spinosior (=Opuntia spinosior.)  CANE CHOLLA.  DEERHORN CHOLLA.  WALKINGSTICK CACTUS.  Succulent shrub or tree.

Dalea candida var. oligophylla (=Petalostemon candidus var. oligophyllus; this is apparently the taxon that McD referred to "Petalostemon candidum").  WHITE PRAIRIE-CLOVER.  Subshrub.

Datura wrightii (=Datura meteloides misapplied; may be synonymous with D. inoxia [H/JM]).  SACRED DATURA.  SACRED THORN-APPLE.  Perennial.

Echinocereus engelmannii.  ENGELMANN'S HEDGEHOG CACTUS.  STRAWBERRY HEDGEHOG CACTUS.  Succulent perennial.

Echinocereus fasciculatus (=Echinocereus fendleri var. fasciculatus; Echinocereus fasciculatus var. boyce-thompsonii).  PINKFLOWER HEDGEHOG CACTUS.  Succulent perennial.

Echinocereus triglochidiatus. (=Echinocereus triglochidiatus var. gonacanthus; Echinocereus triglochidiatus var. mojavensis).  CLARET-CUP CACTUS.  KINGCUP CACTUS.  Succulent perennial.

Emmenanthe penduliflora.  WHISPERING BELLS.  Annual.

Encelia farinosa.  BRITTLEBUSH.  INCIENSO.  GOLDENHILLS.  Shrub.

Eriodictyon angustifolium.  NARROWLEAF YERBA SANTA.  Shrub.

Erodium cicutarium.  FILAREE.  REDSTEM STORK'S BILL.  Annual.

Erysimum capitatum  (=Erysimum wheeleri).  WESTERN WALLFLOWER.  SANDDUNE WALLFLOWER.  Biennial or perennial.

Eschscholzia californica ssp. californica.  CALIFORNIA POPPY.  Usually perennial.

Euphorbia brachycera (=Euphorbia lurida; Euphorbia odontadenia; Euphorbia robusta).  HORNED SPURGE.  Perennial.

Fallugia paradoxa.  APACHE PLUME.  Shrub.

Fendlera rupicola.  FENDLERBUSH.  CLIFF FENDLERBUSH.  Shrub.

Forestiera pubescens var. pubescens (=Forestiera neomexicana; Forestiera neomexicana var. arizonica).  STRETCHBERRY.  Shrub.

Fouquieria splendens.  OCOTILLO.  Shrub.

Fragaria virginiana ssp. glauca (=Fragaria ovalis).  VIRGINIA STRAWBERRY.  Perennial.

Frangula betulifolia ssp. obovata (=Rhamnus betulaefolia var. obovata).  BIRCHLEAF BUCKTHORN.  Shrub.

Frangula californica ssp. ursina (=Rhamnus californica ssp. ursina).  COFFEEBERRY.  CALIFORNIA BUCKTHORN.  Shrub.

Frasera albomarginata (=Swertia albomarginata).  DESERT FRASERA.  Perennial.

Frasera speciosa (=Swertia radiata).  DEERS-EARS.  ELKWEED.  Perennial.

Fraxinus anomala.  SINGLELEAF ASH.  Shrub or small tree.

Funastrum cynanchoides ssp. heterophyllum (=Sarcostemma cynanchoides ssp. hartwegii).  HARTWEG'S TWINEVINE.  Perennial.

Glandularia gooddingii (=Verbena gooddingii).  SOUTHWESTERN MOCK VERVAIN.  Perennial.

Gutierrezia sarothrae.  BROOM SNAKEWEED.  Subshrub.

Helianthus annuus.  COMMON SUNFLOWER.  Annual.

Heuchera rubescens var. versicolor (=Heuchera versicolor).  PINK ALUMROOT.  Perennial.

Holodiscus dumosus.  ROCK-SPIRAEA.  ROCKSPIREA.  Shrub.

Houstonia wrightii.  PYGMY BLUET.  Perennial.

Humulus lupulus var. neomexicanus (Humulus americanus cited in McD is apparently misapplied).  COMMON HOP.  Perennial.

Hymenopappus filifolius var. lugens  (=Hymenopappus lugens).  IDAHO HYMENOPAPPUS. Perennial.

Hymenopappus mexicanus.  MEXICAN WOOLLYWHITE.  Perennial.

Ipomopsis aggregata (=Gilia aggregata).  SKYROCKET.  SCARLET GILIA.  Perennial.

Ivesia arizonica (=Potentilla osterhoutii).  ARIZONA WHITEFEATHER.  YELLOW IVESIA.  Perennial.

Juglans major.  ARIZONA WALNUT.  Tree.

Krameria erecta (=Krameria parvifolia; Krameria parvifolia var. glandulosa; Krameria parvifolia var. imparata).  RANGE RATANY.  LITTLELEAF RATANY.  Shrub.

Krascheninnikovia lanata (=Eurotia lanata).  WINTERFAT.  Shrub or subshrub.

Lactuca serriola.  PRICKLY LETTUCE.  Annual.

Lamium amplexicaule.  HENBIT.  HENBIT DEADNETTLE.  Annual or biennial.

Larrea tridentata.  CREOSOTE BUSH.  Shrub.

Linaria dalmatica.  DALMATIAN TOADFLAX.  Perennial.

Linum lewisii.  PRAIRIE FLAX.  Perennial.

Linum puberulum.  PLAINS FLAX.  Annual or perennial.

Lomatium foeniculaceum var. macdougalii (=Lomatium macdougalii).  MACDOUGAL'S BISCUITROOT.  Perennial.

Lonicera arizonica.  ARIZONA HONEYSUCKLE.  Shrub.

Lotus wrightii.  WRIGHT'S DEERVETCH.  Perennial.

Lupinus kingii.  KING'S LUPINE.  Annual.

Macromeria viridiflora.  GIANT-TRUMPETS.  Perennial.

Marrubium vulgare.  HOREHOUND.  Perennial.

Maurandella antirrhiniflora (=Maurandya antirrhiniflora).  ROVING SAILOR.  Perennial.

Medicago sativa.  ALFALFA.  Perennial.

Melilotus alba.  WHITE SWEET-CLOVER.  Annual or biennial.

Mimosa aculeaticarpa var. biuncifera (=Mimosa biuncifera).  WAIT-A-MINUTE.   WAIT-A-MINUTE BUSH.  CATCLAW MIMOSA.  CATCLAW.  Shrub.

Mimulus cardinalis.  SCARLET MONKEYFLOWER.  Perennial.

Mimulus guttatus (=Mimulus nasutus).  SEEP MONKEYFLOWER.  Usually perennial.

Monarda fistulosa ssp. fistulosa var. menthifolia (=Monarda menthaefolia).  WILD BERGAMOT.  Perennial.

Nepeta cataria.  CATNIP.  Perennial.

Oenothera caespitosa ssp. caespitosa (=Oenothera caespitosa var. montana).  TUFTED EVENING-PRIMROSE.  Perennial.

Opuntia basilaris.  BEAVERTAIL CACTUS.  BEAVERTAIL PRICKLYPEAR.   Succulent perennial.

Opuntia chlorotica.  PANCAKE PRICKLYPEAR.  PANCAKE-PEAR.  SILVER DOLLAR CACTUS.   DOLLARJOINT PRICKLYPEAR.  Succulent shrub.

Opuntia phaeacantha.  BROWN-SPINED PRICKLYPEAR.  TULIP PRICKLYPEAR.  Succulent perennial.

Opuntia polyacantha var. erinacea (=Opuntia erinacea).  MOJAVE PRICKLYPEAR.  GRIZZLYBEAR PRICKLYPEAR.  Succulent perennial.

Ostrya knowltonii.  KNOWLTON'S HOPHORNBEAM.  Tree or shrub.

Oxytropis lambertii.  PURPLE LOCOWEED.  Perennial.

Packera multilobata  (=Senecio multilobatus).  LOBELEAF GROUNDSEL.  Perennial.

Parkinsonia florida (=Cercidium floridum).  BLUE PALO VERDE.  Tree.

Parkinsonia microphylla (=Cercidium microphyllum).  YELLOW PALO VERDE.  Shrub or tree.

Parthenium incanum.  MARIOLA.  Shrub.

Parthenocissus vitacea (=Parthenocissus inserta apparently misapplied).  WOODBINE.  Woody vine.

Pedicularis centranthera.  WOOD BETONY.  DWARF LOUSEWORT.  Perennial.

Penstemon barbatus.  BEARDLIP PENSTEMON.  Perennial.

Penstemon palmeri.  PALMER'S PENSTEMON.  Perennial.

Penstemon strictus.  ROCKY MOUNTAIN PENSTEMON.  Perennial.

Pericome caudata.  TAPERLEAF.  MOUNTAIN TAIL-LEAF.  Perennial.

Petrophyton caespitosum.  ROCK-MAT.  MAT ROCK-SPIREA.  Low matted shrub.

Phlox gracilis (=Microsteris gracilis).  SLENDER PHLOX.  Annual.

Phoradendron coryae.  CORY'S MISTLETOE.  Semiparasitic perennial.

Platanus wrightii.  ARIZONA SYCAMORE.  Tree.

Polemonium viscosum.  STICKY POLEMONIUM.  STICKY SKYPILOT.  SKY PILOT.  Perennial.

Polygonum convolvulus.  BLACK BINDWEED.  CORNBIND.  Annual.

Populus fremontii.  FREMONT COTTONWOOD.  Tree.

Populus balsamifera ssp. trichocarpa  (=Populus trichocarpa).  BLACK COTTONWOOD.  Tree.

Populus tremuloides.  QUAKING ASPEN.  Tree.

Potentilla crinita.  BEARDED CINQUEFOIL.  Perennial.

Primula parryi.  PARRY'S PRIMROSE.  Perennial.

Prosopis velutina (=Prosopis juliflora var. velutina).  VELVET MESQUITE.  Large shrub or tree.

Prunus armeniaca.  APRICOT.  Tree.

Pseudocymopterus montanus.  ALPINE FALSE SPRINGPARSLEY.  Perennial.

Psilostrophe sparsiflora.  GREENSTEM PAPERFLOWER.  Perennial.

Ptelea trifoliata ssp. angustifolia var. angustifolia (=Ptelea angustifolia).  COMMON HOPTREE.   Shrub or tree.

Ptelea trifoliata ssp. pallida var. pallida (=Ptelea pallida).  PALLID HOPTREE.   Shrub or tree.

Pterostegia drymarioides.  WOODLAND PTEROSTEGIA.  BOTANIST'S FRIEND.  Annual.

Purshia stansburiana (=Cowania mexicana var. stansburiana; Cowania stansburiana).  CLIFF-ROSE.  STANSBURY CLIFFROSE.  Shrub or small tree.

Quercus gambelii.  GAMBEL OAK.  Shrub or tree.

Ranunculus oreogenes (=Ranunculus glaberrimus var. ellipticus).  OREGON BUTTERCUP.  Perennial.

Rhamnus ilicifolia (=Rhamnus crocea ssp. ilicifolia).  HOLLY-LEAF BUCKTHORN.  HOLLYLEAF REDBERRY.  Shrub.

Rhus glabra.  SMOOTH SUMAC.  Shrub.

Rhus ovata.  SUGAR SUMAC.  SUGARBUSH.  Shrub or small tree.

Rhus trilobata.  SKUNKBUSH.  SKUNKBUSH SUMAC.  Shrub.

Ribes cereum.  WAX CURRANT.  Shrub.

Ribes montigenum.  GOOSEBERRY CURRANT.  Shrub.

Ribes pinetorum.  ORANGE GOOSEBERRY.  Shrub.

Robinia neomexicana.  NEW MEXICO LOCUST.  Tree or shrub.

Rorippa nasturtium-aquaticum.  WATERCRESS.  Perennial.

Rosa woodsii (=Rosa arizonica).  WOODS' ROSE.  Shrub.

Rumex salicifolius var. mexicanus (=Rumex mexicanus).  MEXICAN DOCK.  Perennial.

Salsola tragus (=Salsola pestifer; Salsola kali var. tenuifolia).  PRICKLY RUSSIAN-THISTLE.  Annual.

Salvia columbariae.  CHIA.  Annual.

Sanguisorba minor.  SMALL BURNET.  Perennial.

Schoenocrambe linearifolia  (=Sisymbrium linearifolium).  SLIMLEAF PLAINSMUSTARD.  PINK WINDMILLS.  Perennial.

Senecio flaccidus var. flaccidus  (=Senecio longilobus).  THREADLEAF RAGWORT.  Perennial.

Senna bauhinioides (=Cassia bauhinioides).  TWINLEAF SENNA.  Perennial or subshrub.

Shepherdia rotundifolia.  ROUNDLEAF BUFFALOBERRY.  Shrub.

Simmondsia chinensis.  JOJOBA.  Shrub.

Solanum elaeagnifolium.  HORSENETTLE.  SILVERLEAF NIGHTSHADE.  Perennial.

Solanum xanti.  CHAPARRAL NIGHTSHADE.  Subshrub.

Sophora arizonica.  ARIZONA NECKLACEPOD.  Shrub.

Thalictrum fendleri.  FENDLER'S MEADOW-RUE.  Perennial.

Thlaspi montanum var. fendleri.  WILD CANDYTUFT.  FENDLER'S PENNYCRESS.  Perennial.

Townsendia exscapa.  EASTER DAISY.  STEMLESS TOWNSENDIA.   STEMLESS EASTER DAISY.  EASTER TOWNSENDIA.  STEMLESS TOWNSEND DAISY.  Perennial.

Toxicodendron rydbergii (=Rhus radicans var. rydbergii).  WESTERN POISON-IVY.  Shrub or vine.

Tragopogon mirus.  REMARKABLE GOATSBEARD.  Biennial.

Tribulus terrestris.  PUNCTURE VINE.  Annual.

Trixis californica.  AMERICAN THREEFOLD.  TRIXIS.  Shrub.

Ulmus pumila.  SIBERIAN ELM.  Tree.

Valeriana arizonica.  ARIZONA VALERIAN.  Perennial.

Verbascum thapsus.  COMMON MULLEIN.  Biennial.

Verbena bracteata.  BIGBRACT VERBENA.  Annual to perennial.

Verbena macdougalii.  MACDOUGAL VERBENA.  Perennial.

Viguiera parishii (=Viguiera deltoidea var. parishii).  PARISH'S GOLDENEYE.  Perennial.  Subshrub.

Viola canadensis.  CANADIAN WHITE VIOLET.  Perennial.

Vitis arizonica.  CANYON GRAPE.  Woody vine.

Xanthium strumarium.  ROUGH COCKLEBUR.  Annual.

Ziziphus obtusifolia var. canescens (=Condalia lycioides var. canescens).  GRAY-THORN.  LOTEBUSH.  Shrub.

Angiosperms: Monocotyledons

Agave parryi.  PARRY'S AGAVE.  Succulent subshrub.

Agave utahensis.  UTAH AGAVE.  Succulent subshrub.

Commelina dianthifolia.  BIRDBILL DAYFLOWER.  Perennial.

Corallorhiza maculata.  SPOTTED CORAL-ROOT.  SUMMER CORALROOT.  Perennial.

Dichelostemma capitatum (=Dichelostemma pulchellum; Brodiaea capitata).  BLUEDICKS.  Perennial.

Iris missouriensis.  ROCKY MOUNTAIN IRIS.  Perennial.

Maianthemum stellatum (=Smilacina stellata).  LITTLE FALSE SOLOMON'S-SEAL.  STARFLOWER SOLOMON'S-SEAL.  STARRY FALSE LILY OF THE VALLEY.  Perennial.

Nolina bigelovii.  BIGELOW'S NOLINA.  Shrub.

Nolina microcarpa.  SACAHUISTA.  Shrub or subshrub.

Yucca angustissima.  NARROWLEAF YUCCA.  Shrub.

Yucca baccata.  BANANA YUCCA.  Subshrub.

Yucca brevifolia.  JOSHUA TREE.  Tree.

Yucca elata.  SOAPTREE.  SOAPTREE YUCCA.  Shrub or tree.

Yucca schidigera.  MOJAVE YUCCA.  MOHAVE YUCCA.  Shrub.

This page revised 20 March 2008.