Acanthaceae edit

• Arizona foldwing (Dicliptera resupinata)
• Arizona water-willow (Dianthera candicans)
• Arizona wrightwort (Carlowrightia arizonica)
• Baja ruellia (Ruellia peninsularis)
• beloperone (Justicia californica)
• black mangrove (Avicennia germinans)
• Browne's blechum (Ruellia blechum)
• glush weed (Hygrophila costata)
• hairy fournwort (Tetramerium nervosum)
• island renegade (Henrya insularis)
• purple scalystem (Elytraria imbricata)
• rama parda (Ruellia californica)
• siphonoglossa (Justicia longii)
• Sonoran water-willow (Justicia sonorae)
• spreading snakeherb (Dyschoriste decumbens)
• Thurber's desert honeysuckle (Anisacanthus thurberi)
• violet wild petunia (Ruellia nudiflora)
• white devilbush (Holographis virgata)

Achatocarpaceae edit

• devilqueen (Phaulothamnus spinescens)

Adoxaceae edit

• blue elderberry (Sambucus nigra)

Aizoaceae edit

• common iceplant (Mesembryanthemum crystallinum)
• desert horsepurslane (Trianthema portulacastrum)
• Hottentot fig (Carpobrotus edulis)
• shoreline seapurslane (Sesuvium portulacastrum)
• slenderleaf iceplant (Mesembryanthemum nodiflorum)
• verrucose seapurslane (Sesuvium verrucosum)

Alismataceae edit

• American water plantain (Alisma subcordatum)
• arumleaf arrowhead (Sagittaria cuneata)
• broadleaf arrowhead (Sagittaria latifolia)
• giant arrowhead (Sagittaria montevidensis)
• longbarb arrowhead (Sagittaria longiloba)
• upright burhead (Echinodorus berteroi)
• water poppy (Hydrocleys nymphoides)
• yellow velvetleaf (Limnocharis flava)

Amaranthaceae edit

• Arizona snakecotton (Froelichia arizonica)
• Australian saltbush (Atriplex semibaccata)
• Barclay's saltbush (Atriplex barclayana)
• big saltbush (Atriplex lentiformis)
• California saltbush (Atriplex californica)
• carelessweed (Amaranthus palmeri)
• cattle saltbush (Atriplex polycarpa)
• Davidson's saltbush (Atriplex pacifica)
• desert goosefoot (Chenopodium pratericola)
• desertholly (Atriplex hymenelytra)
• dwarf saltwort (Salicornia bigelovii)
• estuary seablite (Suaeda esteroa)
• fetid goosefoot (Chenopodium graveolens)
• fivehorn smotherweed (Bassia hyssopifolia)
• fourwing saltbush (Atriplex canescens)
• fringed amaranth (Amaranthus fimbriatus)
• globe amaranth (Gomphrena globosa)
• iodinebush (Allenrolfea occidentalis)
• lambsquarters (Chenopodium album)
• mat amaranth (Amaranthus blitoides)
• Mexican tea (Dysphania ambrosioides)
• Mojave seablite (Suaeda moquini)
• nettleleaf goosefoot (Chenopodium murale)
• New Mexico goosefoot (Chenopodium neomexicanum)
• Nuttall's povertyweed (Monolepis nuttalliana)
• old man saltbush (Atriplex nummularia)
• pearly globe amaranth (Gomphrena nitida)
• pickleweed (Salicornia virginica)
• Powell's amaranth (Amaranthus powellii)
• prince's feather (Amaranthus hypochondriacus)
• prostrate pigweed (Amaranthus albus)
• red amaranth (Amaranthus cruentus)
• Russian thistle (Kali tragus)
• shadscale (Atriplex confertifolia)
• slim amaranth (Amaranthus hybridus)
• Sonoran globe amaranth (Gomphrena sonorae)
• spiny hopsage (Grayia spinosa)
• Standley's bloodleaf (Iresine heterophylla)
• Texas snakecotton (Froelichia interrupta)
• washerwoman (Alternanthera caracasana)
• Watson's amaranth (Amaranthus watsonii)
• Watson's goosefoot (Chenopodium watsonii)
• wheelscale saltbush (Atriplex elegans)
• winterfat (Krascheninnikovia lanata)
• woolly seablite (Suaeda taxifolia)
• woolly tidestromia (Tidestromia lanuginosa)
• Wright's saltbush (Atriplex wrightii)

Amaryllidaceae edit

• cebollín (Hymenocallis pimana)
• copper zephyrlily (Zephyranthes longifolia)
• crowpoison (Nothoscordum bivalve)
• Geyer's onion (Allium geyeri)
• gland onion (Allium glandulosum)
• Kunth's onion (Allium kunthii)
• largeflower onion (Allium macropetalum)
• Mexicali onion (Allium peninsulare)
• spider lily (Hymenocallis sonorensis)
• Texas false garlic (Nothoscordum texanum)

Anacardiaceae edit

• African sumac (Rhus lancea)
• aigros (Rhus terebinthifolia)
• Baja elephant tree (Pachycormus discolor)
• ciruelo (Cyrtocarpa edulis)
• evergreen sumac (Rhus virens)
• fragrant sumac (Rhus aromatica)
• Kearney's sumac (Rhus kearneyi)
• laurel sumac (Malosma laurina)
• lemonadeberry (Rhus integrifolia)
• littleleaf sumac (Rhus microphylla)
• mango (Mangifera indica)
• Peruvian pepper tree (Schinus molle)
• pink-flowering sumac (Rhus lentii)
• poison ivy (Rhus radicans)
• purple mondin (Spondias purpurea)
• smooth sumac (Rhus glabra)
• sugarbush (Rhus ovata)

Apiaceae edit

• alpine false springparsley (Cymopterus lemmonii)
• American wild carrot (Daucus pusillus)
• Arizona eryngo (Eryngium sparganophyllum)
• bristly scaleseed (Spermolepis echinata)
• chervil (Anthriscus cerefolium)
• Chiricahua Mountain eryngo (Eryngium lemmonii)
• coriander (Coriandrum sativum)
• cow parsnip (Heracleum maximum)
• culantrillo (Daucus montanus)
• dill (Anethum graveolens)
• false carrot (Yabea microcarpa)
• fennel (Foeniculum vulgare)
• hierba del sapo (Eryngium nasturtiifolium)
• hoary bowlesia (Bowlesia incana)
• Huachuca Mountain eryngo (Eryngium phyteumae)
• large bullwort (Ammi majus)
• marsh parsley (Cyclospermum leptophyllum)
• masiaguri (Tauschia edulis)
• Mexican hemlockparsley (Conioselinum mexicanum)
• Schaffner's grasswort (Lilaeopsis schaffneriana)
• southern umbrellawort (Tauschia arguta)
• water-hemlock (Cicuta douglasii)
• western sandparsley (Ammoselinum giganteum)
• Wright's eryngo (Eryngium heterophyllum)

Apocynaceae edit

• Arizona bluestar (Amsonia grandiflora)
• Arizona milkvine (Gonolobus arizonicus)
• Arizona milkweed (Asclepias angustifolia)
• Arizona swallow-wort (Metastelma arizonicum)
• bloodflower milkweed (Asclepias curassavica)
• bract milkweed (Asclepias brachystephana)
• California milkweed (Asclepias californica)
• citavaro (Vallesia laciniata)
• cockroachplant (Haplophyton cimicidum)
• Davis Mountain rocktrumpet (Mandevilla hypoleuca)
• desert milkweed (Asclepias erosa)
• fringed twinevine (Funastrum cynanchoides)
• hierba de piojo (Mandevilla foliosa)
• horsetail milkweed (Asclepias subverticillata)
• Huachuca Mountain rocktrumpet (Macrosiphonia brachysiphon)
• Kearney's bluestar (Amsonia kearneyana)
• Lemmon's milkweed (Asclepias lemmonii)
• mahogany milkweed (Asclepias hypoleuca)
• Mexican swallow-wort (Cynanchum ligulatum)
• Mojave milkweed (Asclepias nyctaginifolia)
• Nacapule rocktrumpet (Mandevilla nacapulensis)
• narrowleaf milkweed (Asclepias fascicularis)
• nodding milkweed (Asclepias glaucescens)
• oleander (Nerium oleander)
• Palmer's bluestar (Amsonia palmeri)
• pineneedle milkweed (Asclepias linaria)
• plateau rocktrumpet (Mandevilla lanuginosa)
• plumeria (Plumeria rubra)
• rubber vine (Cryptostegia grandiflora)
• rush milkweed (Asclepias subulata)
• showy milkweed (Asclepias speciosa)
• slimpod milkweed (Asclepias quinquedentata)
• smooth vallesia (Vallesia glabra)
• Sonoran milkvine (Matelea cordifolia)
• spearleaf (Matelea parvifolia)
• Texas milkvine (Matelea producta)
• tufted milkweed (Asclepias nummularia)
• wavyleaf twinevine (Funastrum crispum)
• whitestem milkweed (Asclepias albicans)
• white twinevine (Funastrum clausum)
• Wiggins' swallow-wort (Metastelma mexicanum)
• woolly bluestar (Amsonia tomentosa)
• woollypod milkweed (Asclepias eriocarpa)
• yellow oleander (Thevetia peruviana)
• zizotes milkweed (Asclepias oenotheroides)

Aquifoliaceae edit

• holly (Ilex rubra)

Araceae edit

• common duckweed (Lemna minor)
• least duckweed (Lemna minuta)
• lesser duckweed (Lemna aequinoctialis)
• common duckmeat (Spirodela polyrrhiza)

Araliaceae edit

• Algerian ivy (Hedera canariensis)
• angelica tree (Dendropanax arboreus)
• Arizona spikenard (Aralia humilis)
• floating marshpennywort (Hydrocotyle ranunculoides)
• manyflower marshpennywort (Hydrocotyle umbellata)
• papaya cimarrona (Oreopanax peltatum)
• tropical marshpennywort (Hydrocotyle pusilla)
• whorled marshpennywort (Hydrocotyle prolifera)

Arecaceae edit

• apak palm (Brahea dulcis)
• babisa (Brahea brandegeei)
• blue hesper palm (Brahea armata)
• California fan palm (Washingtonia filifera)
• Mexican fan palm (Washingtonia robusta)
• date palm (Phoenix dactylifera)
• Sinaloa hesper palm (Brahea aculeata)
• Sonoran blue palm (Brahea nitida)
• Sonoran palmetto (Sabal uresana)

Aristolochiaceae edit

• calico flower (Aristolochia littoralis)
• canastilla (Aristolochia taliscana)
• hierba del indio (Aristolochia quercetorum)
• southwestern pipevine (Aristolochia brevipes)
• Watson's Dutchman's pipe (Aristolochia watsonii)

Asparagaceae edit

• American century plant (Agave americana)
• Arizona agave (Agave arizonica)
• azucena del monte (Echeandia ramosissima)
• banana yucca (Yucca baccata)
• Bigelow's nolina (Nolina bigelovii)
• bluedicks (Dipterostemon capitatus)
• chahuiqui (Agave multifilifera)
• chaparral yucca (Hesperoyucca whipplei)
• common sotol (Dasylirion wheeleri)
• cowhorn agave (Agave bovicornuta)
• datilillo (Agave datylio)
• Dehesa beargrass (Nolina interrata)
• desert agave (Agave deserti)
• desert lily (Hesperocallis undulata)
• golden agave (Agave chrysoglossa)
• goldenflower century plant (Agave chrysantha)
• Ithuriel's spear (Triteleia laxa)
• jaiboli (Agave jaiboli)
• Joshua tree (Yucca brevifolia)
• large-flowered yucca (Yucca grandiflora)
• McKelvey agave (Agave mckelveyana)
• mescal ceniza (Agave colorata)
• mescalito (Agave felgeri)
• Mexican star (Milla biflora)
• Mojave yucca (Yucca schidigera)
• mountain yucca (Yucca schottii)
• Murphey's century plant (Agave murpheyi)
• narrowleaf agave (Agave angustifolia)
• Navajo yucca (Yucca baileyi)
• Nelson's beargrass (Nolina nelsonii)
• night-flowering hesperaloe (Hesperaloe nocturna)
• ocahui (Agave ocahui)
• octopus agave (Agave vilmoriniana)
• Palmer's century plant (Agave palmeri)
• Palmer's craglily (Echeandia palmeri)
• Palmer's Bajalily (Triteleiopsis palmeri)
• Palmer's beargrass (Nolina palmeri)
• Parry's agave (Agave parryi)
• Parry's beargrass (Nolina parryi)
• pink funnel lily (Androstephium breviflorum)
• sacahuista (Nolina microcarpa)
• Schott's century plant (Agave schottii)
• Shaw's agave (Agave shawii)
• Sierra Madre yucca (Yucca madrensis)
• small-flowered beargrass (Nolina parviflora)
• Texas sacahuista (Nolina texana)
• Tonto Basin agave (Agave delamateri)
• Torrey's craglily (Echeandia flavescens)
• Toumey's century plant (Agave toumeyana)
• tree beargrass (Nolina matapensis)
• tree yucca (Yucca valida)
• tuberose-flowered agave (Agave polianthiflora)
• Utah agave (Agave utahensis)
• zebra agave (Agave zebra)

Asphodelaceae edit

• Aloe vera (Aloe vera)
• common marsh poker (Kniphofia linearifolia)
• onionweed (Asphodelus fistulosus)

Aspleniaceae edit

• blackstem spleenwort (Asplenium resiliens)
• Countess Dalhousie's spleenwort (Asplenium dalhousiae)
• dwarf spleenwort (Asplenium pumilum)
• little spleenwort (Asplenium exiguum)
• Palmer's spleenwort (Asplenium palmeri)
• singlesorus spleenwort (Asplenium monanthes)

Asteraceae edit

• Abert's creeping zinnia (Sanvitalia abertii)
• African sheepbush (Pentzia incana)
• alkali marsh aster (Almutaster pauciflorus)
• American everlasting (Gamochaeta americana)
• American tarwort (Flourensia cernua)
• American threefold (Trixis californica)
• annual candyleaf (Stevia micrantha)
• annual monsterwort (Parthenice mollis)
• Apache beggarticks (Bidens ferulaefolia)
• Apache plant (Guardiola platyphylla)
• arid tansyaster (Machaeranthera arida)
• arid throne fleabane (Erigeron arisolius)
• Arizona baccharis (Baccharis thesioides)
• Arizona beggarticks (Bidens aurea)
• Arizona blackfoot (Melampodium longicorne)
• Arizona blanketflower (Gaillardia arizonica)
• Arizona cudweed (Pseudognaphalium arizonicum)
• Arizona fluffweed (Filago arizonica)
• Arizona snakeweed (Gutierrezia arizonica)
• Arizona sunflowerweed (Tithonia thurberi)
• Arizona thistle (Cirsium arizonicum)
• arrowweed (Pluchea sericea)
• asthmaweed (Conyza bonariensis)
• Aztec marigold (Tagetes erecta)
• Baja bush sunflower (Encelia ventorum)
• beardless cinchweed (Pectis imberbis)
• betonyleaf brickellbush (Brickellia betonicifolia)
• Bigelow's beggarticks (Bidens bigelovii)
• Bigelow's bristlehead (Carphochaete bigelovii)
• blessed milkthistle (Silybum marianum)
• brightwhite (Prenanthella exigua)
• brittlebush (Encelia farinosa)
• broom snakeweed (Gutierrezia sarothrae)
• brownfoot (Acourtia wrightii)
• brownplume wirelettuce (Stephanomeria pauciflora)
• brownturbans (Malperia tenuis)
• burrobush (Ambrosia salsola)
• burroweed (Ambrosia dumosa)
• button brittlebush (Encelia frutescens)
• California brittlebush (Encelia californica)
• California chicory (Rafinesquia californica)
• California cottonrose (Filago californica)
• California goldfields (Lasthenia californica)
• California rockdaisy (Perityle californica)
• camphorweed (Heterotheca subaxillaris)
• Canadian horseweed (Conyza canadensis)
• canyon ragweed (Ambrosia ambrosioides)
• Cape marigold (Dimorphotheca tragus)
• changing fleabane (Erigeron versicolor)
• chaparral fleabane (Erigeron oreophilus)
• Chihuahuan fleabane (Erigeron velutipes)
• chicory (Cichorium intybus)
• chicoryleaf wirelettuce (Stephanomeria cichoriacea)
• Cleveland's desertdandelion (Malacothrix clevelandii)
• coastal tidy tips (Layia platyglossa)
• Cochise marshtail (Laennecia eriophylla)
• common goldenbush (Isocoma coronopifolia)
• common sowthistle (Sonchus oleraceus)
• common sunflower (Helianthus annuus)
• common yarrow (Achillea millefolium)
• common zinnia (Zinnia elegans)
• Cooper's dogweed (Adenophyllum cooperi)
• Cooper's goldenbush (Ericameria cooperi)
• cottonbatting plant (Pseudognaphalium stramineum)
• Coulter's brickellbush (Brickellia coulteri)
• Coulter's chinchweed (Pectis coulteri)
• Coulter's horseweed (Laennecia coulteri)
• crowndaisy (Glebionis coronaria)
• Cuman ragweed (Ambrosia psilostachya)
• cure for all (Pluchea carolinensis)
• cutleaf ironplant (Xanthisma spinulosum)
• daisy desertstar (Monoptilon bellidiforme)
• desert baccharis (Baccharis sergiloides)
• desertbroom (Baccharis sarothroides)
• desert coreopsis (Coreopsis bigelovii)
• desert cudweed (Gamochaeta stagnalis)
• desert Indianbush (Psacalium decompositum)
• desert marigold (Baileya multiradiata)
• desert palafox (Palafoxia arida)
• desert twinbugs (Dicoria canescens)
• desert zinnia (Zinnia acerosa)
• doll's head (Lagascea decipiens)
• dwarf coyote brush (Baccharis pilularis)
• dwarf desertpeony (Acourtia nana)
• dwarf filago (Filago depressa)
• earleaf brickellbush (Brickellia amplexicaulis)
• eastern annual saltmarsh aster (Symphyotrichum subulatum)
• Emory's baccharis (Baccharis salicina)
• Emory's rockdaisy (Perityle emoryi)
• espantamula (Acourtia dieringeri)
• Esteve's pincushion (Chaenactis stevioides)
• everlasting neststraw (Stylocline gnaphaloides)
• false boneset (Brickellia eupatorioides)
• false daisy (Eclipta prostrata)
• Felger crownbeard (Verbesina felgeri)
• Fendler's desertdandelion (Malacothrix fendleri)
• fewflower beggarticks (Bidens leptocephala)
• Flagstaff ragwort (Packera actinella, syn. Senecio actinella)
• flatspine burr ragweed (Ambrosia acanthicarpa)
• flat-top whiteweed (Ageratum corymbosum)
• fragrant snakeroot (Ageratina herbacea)
• Frémont pincushion (Chaenactis fremontii)
• fringed rockdaisy (Perityle ciliata)
• gachupín (Sclerocarpus spathulatus)
• gallant soldier (Galinsoga parviflora)
• garden cosmos (Cosmos bipinnatus)
• glandular Cape marigold (Dimorphotheca sinuata)
• golden crownbeard (Verbesina encelioides)
• goldenfleece (Ericameria arborescens)
• grassleaf lettuce (Lactuca graminifolia)
• green rabbitbrush (Ericameria teretifolia)
• Guadalupe Island rockdaisy (Perityle incana)
• guayule (Parthenium argentatum)
• gumhead (Gymnosperma glutinosum)
• hairy beggarticks (Bidens pilosa)
• hairy leafcup (Smallanthus uvedalius)
• Hartweg's groundsel (Roldana hartwegii)
• hoary tansyaster (Machaeranthera canescens)
• hollyleaf burr ragweed (Ambrosia ilicifolia)
• hollyleaf bursage (Ambrosia eriocentra)
• Hopi tea greenthread (Thelesperma megapotamicum)
• Irish lace (Tagetes filifolia)
• Jersey cudweed (Pseudognaphalium luteoalbum)
• Kellogg's tarweed (Hemizonia kelloggii)
• lavender cotton (Santolina chamaecyparissus)
• laxflower (Baileya pauciradiata)
• leafy marshtail (Laennecia sophiifolia)
• Lemmon's beggarticks (Bidens lemmonii)
• Lemmon's hawkweed (Hieracium crepidispermum)
• Lemmon's marigold (Tagetes lemmonii)
• Lemmon's ragwort (Senecio lemmonii)
• Lemmon's rockdaisy (Perityle lemmonii)
• Lemmon's snakeroot (Ageratina lemmonii)
• licorice marigold (Tagetes micrantha)
• Lindley's silver puffs (Uropappus lindleyi)
• lobed fleabane (Erigeron lobatus)
• longleaf crownbeard (Verbesina longifolia)
• longleaf false goldeneye (Heliomeris longifolia)
• Macoun's cudweed (Pseudognaphalium macounii)
• Maltese star-thistle (Centaurea melitensis)
• manybristle cinchweed (Pectis papposa)
• mariola (Parthenium incanum)
• Maximilian sunflower (Helianthus maximiliani)
• Mayo groundsel (Senecio riomayensis)
• mesa tansyaster (Machaeranthera tagetina)
• Mexican camphorweed (Pluchea salicifolia)
• Mexican coneflower (Ratibida mexicana)
• Mexican flame vine (Pseudogynoxys chenopodioides)
• Mexican tansyaster (Psilactis gentryi)
• Mexican tarragon (Tagetes lucida)
• Mexican tree sunflower (Tithonia fruticosa)
• Mojave cottonthorn (Tetradymia stenolepis)
• Mojave desertstar (Monoptilon bellioides)
• mountain dahlia (Dahlia coccinea)
• mountain oxeye (Heliopsis parvifolia)
• mountain ragwort (Senecio parryi)
• mulefat (Baccharis salicifolia)
• narrowleaf goldenbush (Ericameria linearifolia)
• narrowleaf zinnia (Zinnia angustifolia)
• netvein goldeneye (Bahiopsis reticulata)
• New Mexico fleabane (Erigeron neomexicanus)
• New Mexico groundsel (Packera neomexicana)
• New Mexico plumeseed (Rafinesquia neomexicana)
• New Mexico thistle (Cirsium neomexicanum)
• orange sneezeweed (Hymenoxys hoopesii)
• owl's crown (Gamochaeta sphacelata)
• Palmer's umbrella thoroughwort (Koanophyllon palmeri)
• palmleaf thoroughwort (Conoclinium greggii)
• parachute plant (Atrichoseris platyphylla)
• Parish goldeneye (Viguiera parishii)
• Peruvian zinnia (Zinnia peruviana)
• pineappleweed (Matricaria discoidea)
• pineland marshtail (Laennecia schiedeana)
• pinnate false threadleaf (Schkuhria pinnata)
• plains blackfoot (Melampodium leucanthum)
• plains fleabane (Erigeron modestus)
• plumeweed (Carminatia tenuiflora)
• Plummer's candyleaf (Stevia plummerae)
• poreleaf dogweed (Adenophyllum porophyllum)
• prairie sagewort (Artemisia frigida)
• prairie sunflower (Helianthus petiolaris)
• pricklyleaf dogweed (Thymophylla acerosa)
• prickly lettuce (Lactuca serriola)
• Pringle's brickellbush (Brickellia pringlei)
• Pringle's cudweed (Pseudognaphalium pringlei)
• Pringle's hawkweed (Hieracium pringlei)
• Pringle's woolly sunflower (Eriophyllum pringlei)
• ragged marsh-elder (Hedosyne ambrosiifolia)
• resinleaf brickellbush (Brickellia baccharidea)
• Rocky Mountain beggarticks (Bidens heterosperma)
• Rocky Mountain zinnia (Zinnia grandiflora)
• romero macho (Pectis linifolia)
• rose heath (Leucelene ericoides)
• Rothrock's knapweed (Centaurea rothrockii)
• Rothrock's snakeroot (Ageratina rothrockii)
• rough blackfoot (Melampodium sericeum)
• rough cocklebur (Xanthium strumarium)
• rubber rabbitbrush (Ericameria nauseosa)
• running fleabane (Erigeron tracyi)
• Rusby's cinchweed (Pectis rusbyi)
• Rusby's hawkweed (Hieracium abscissum)
• Rutter's false goldenaster (Heterotheca rutteri)
• safflower (Carthamus tinctorius)
• San Diego sunflower (Bahiopsis laciniata)
• San Diego wirelettuce (Stephanomeria diegensis)
• San Pedro daisy (Lasianthaea podocephala)
• Santa Maria feverfew (Parthenium hysterophorus)
• Santa Rita Mountain aster (Symphyotrichum potosinum)
• Santa Rita snakeroot (Ageratina paupercula)
• sawtooth candyleaf (Stevia serrata)
• scalebud (Anisocoma acaulis)
• scepterbearing fleabane (Erigeron sceptrifer)
• Schott's pygmycedar (Peucephyllum schottii)
• Seeman's sunbonnets (Leibnitzia lyrata)
• shaggy blackfoot (Melampodium strigosum)
• shaggy soldier (Galinsoga quadriradiata)
• shortleaf baccharis (Baccharis brachyphylla)
• shortray rockdaisy (Perityle microglossa)
• showy sunflower (Helianthus niveus)
• shrine jimmyweed (Isocoma tenuisecta)
• shrubby thoroughwort (Koanophyllon solidaginifolium)
• Siam weed (Chromolaena odorata)
• singlewhorl burrobrush (Hymenoclea monogyra)
• slender poreleaf (Porophyllum gracile)
• slimleaf bursage (Ambrosia confertiflora)
• slimlobe beggarticks (Bidens tenuisecta)
• smallflower desert-chicory (Pyrrhopappus pauciflorus)
• smallflower tansyaster (Machaeranthera parviflora)
• small wirelettuce (Stephanomeria exigua)
• smooth beggarticks (Bidens laevis)
• smooth desertdandelion (Malacothrix glabrata)
• snake's head (Malacothrix coulteri)
• Sonoran brickellbush (Brickellia simplex)
• Sonoran bursage (Ambrosia cordifolia)
• Sonoran cinchweed (Pectis cylindrica)
• Sonoran desertdandelion (Malacothrix sonorae)
• Sonoran neststraw (Stylocline sonorensis)
• Sonoran pricklyleaf (Thymophylla concinna)
• Sonoran thoroughwort (Fleischmannia sonorae)
• southern annual saltmarsh aster (Symphyotrichum divaricatum)
• southern goldenbush (Isocoma pluriflora)
• southwestern cosmos (Cosmos parviflorus)
• Spanish needles (Bidens alba)
• spearleaf brickellbush (Brickellia atractyloides)
• spineless horsebrush (Tetradymia canescens)
• spiny chloracantha (Chloracantha spinosa)
• spiny sowthistle (Sonchus asper)
• spoonleaf purple everlasting (Gamochaeta purpurea)
• spreading cinchweed (Pectis prostrata)
• spreading fleabane (Erigeron divergens)
• spring pygmy-cudweed (Diaperia verna)
• Stebbins' desertdandelion (Malacothrix stebbinsii)
• stemless four-nerve daisy (Tetraneuris acaulis)
• sticky brittlebush (Encelia resinifera)
• stinking brickellbush (Brickellia rusbyi)
• straggler daisy (Calyptocarpus vialis)
• sulphur cosmos (Cosmos sulphureus)
• sweetbush (Bebbia juncea)
• Tahoka daisy (Machaeranthera tanacetifolia)
• tarragon (Artemisia dracunculus)
• tasselflower brickellbush (Brickellia grandiflora)
• Texas blueweed (Helianthus ciliaris)
• threadleaf ragwort (Senecio flaccidus)
• threadleaf snakeweed (Gutierrezia microcephala)
• Thurber's desertpeony (Acourtia thurberi)
• Thurber's sneezeweed (Helenium thurberi)
• Thurber's wirelettuce (Stephanomeria thurberi)
• toothleaf goldeneye (Viguiera dentata)
• trailing fleabane (Erigeron flagellaris)
• Trans-Pecos thimblehead (Hymenothrix wislizeni)
• triangle-leaf bursage (Ambrosia deltoidea)
• turpentine bush (Ericameria laricifolia)
• upright prairie coneflower (Ratibida columnifera)
• veiny brickellbush (Brickellia venosa)
• velvet turtleback (Psathyrotes ramosissima)
• veronicaleaf brickellbush (Brickellia veronicifolia)
• Virgin River brittlebush (Encelia virginensis)
• viscid candyleaf (Stevia viscida)
• Wallace's woolly daisy (Eriophyllum wallacei)
• western pearly everlasting (Anaphalis margaritacea)
• white cudweed (Pseudognaphalium leucocephalum)
• whitedaisy tidytips (Layia glandulosa)
• whitemargin pussytoes (Antennaria marginata)
• white sagebrush (Artemisia ludoviciana)
• whitestem paperflower (Psilostrophe cooperi)
• white tackstem (Calycoseris wrightii)
• white woolly daisy (Eriophyllum lanosum)
• willowleaf aster (Symphyotrichum praealtum)
• willow ragwort (Barkleyanthus salicifolius)
• wingpetal (Heterosperma pinnatum)
• woolly brickellbush (Brickellia incana)
• woolly desert marigold (Baileya pleniradiata)
• woolly eriophyllum (Antheropeas lanosum)
• woollyhead neststraw (Stylocline micropoides)
• woolly paperflower (Psilostrophe tagetina)
• Wooton's ragwort (Senecio wootonii)
• Wright's baccharis (Baccharis wrightii)
• Wright's goldenrod (Solidago wrightii)
• Wright's snakeweed (Gutierrezia wrightii)
• Wright's thimblehead (Hymenothrix wrightii)
• yellowdome (Trichoptilium incisum)
• yellow pincushion (Chaenactis glabriuscula)
• yellowspine thistle (Cirsium ochrocentrum)
• yellow starthistle (Centaurea solstitialis)
• yellow tackstem (Calycoseris parryi)
• yerba porosa (Porophyllum ruderale)
• zoapatle (Montanoa tomentosa)

Bataceae edit

• saltwort (Batis maritima)

Berberidaceae edit

• creeping barberry (Berberis repens)
• Frémont's barberry (Berberis fremontii)
• Harrison's barberry (Berberis harrisoniana)
• Nevin's barberry (Berberis nevinii)
• red barberry (Berberis haematocarpa)
• Wilcox's barberry (Berberis wilcoxii)

Betulaceae edit

• aliso (Alnus acuminata)
• American hophornbeam (Ostrya virginiana)
• Arizona alder (Alnus oblongifolia)
• gray alder (Alnus incana)

Bignoniaceae edit

• catclaw (Dolichandra unguis-cati)
• desert willow (Chilopsis linearis)
• Mexican calabash (Crescentia alata)
• pink tabebuia (Handroanthus impetiginosus)
• trumpet creeper (Campsis radicans)
• yellow tabebuia (Tabebuia chrysantha)
• yellow trumpetbush (Tecoma stans)

Bixaceae edit

• Mexican yellowshow (Amoreuxia palmatifida)
• Santa Rita mountain yellowshow (Amoreuxia gonzalezii)
• silk cottontree (Cochlospermum vitifolium)

Blechnaceae edit

• palm fern (Blechnum appendiculatum)

Boraginaceae edit

• adobe popcornflower (Plagiobothrys acanthocarpus)
• Arizona phacelia (Phacelia arizonica)
• Arizona popcornflower (Plagiobothrys arizonicus)
• basin yellow cryptantha (Cryptantha confertiflora)
• bastard cherry (Ehretia tinifolia)
• bearded cryptantha (Cryptantha barbigera)
• black-sage (Cordia curassavica)
• bristly fiddleneck (Amsinckia tessellata)
• broadfruit combseed (Pectocarya platycarpa)
• bushy heliotrope (Heliotropium ternatum)
• Caracus wigandia (Wigandia urens)
• chuckwalla combseed (Pectocarya heterocarpa)
• cleftleaf wildheliotrope (Phacelia crenulata)
• curaciao bush (Cordia globosa)
• curvenut combseed (Pectocarya recurvata)
• dainty desert hideseed (Eucrypta micrantha)
• desert Canterbury bells (Phacelia campanularia)
• distant phacelia (Phacelia distans)
• fivespot (Nemophila maculata)
• flatspine stickseed (Lappula occidentalis)
• Franciscan bluebells (Mertensia franciscana)
• Frémont's phacelia (Phacelia fremontii)
• fulvous popcornflower (Plagiobothrys fulvus)
• giant-trumpets (Macromeria viridiflora = Lithospermum macromeria)
• gravelbar cryptantha (Cryptantha decipiens)
• green stoneseed (Lithospermum viride)
• Guadalupe cryptantha (Cryptantha maritima)
• hiddenflower phacelia (Phacelia cryptantha)
• Jamaicanweed (Nama jamaicense)
• Key West heliotrope (Heliotropium fruticosum)
• lacy phacelia (Phacelia tanacetifolia)
• largeflower phacelia (Phacelia grandiflora)
• limestone phacelia (Phacelia affinis)
• Menzies' fiddleneck (Amsinckia menziesii)
• mountain balm (Eriodictyon trichocalyx)
• narrowleaf yerba santa (Eriodictyon angustifolium)
• Palmer's grapplinghook (Harpagonella palmeri)
• palo de asta (Cordia sonorae)
• Panamint cryptantha (Cryptantha angustifolia)
• pedicellate phacelia (Phacelia pedicellata)
• Pringle's popcornflower (Plagiobothrys pringlei)
• salt heliotrope (Heliotropium curassavicum)
• sandfood (Pholisma sonorae)
• scorpion's tail (Heliotropium angiospermum)
• skyblue phacelia (Phacelia caerulea)
• sleeping popcornflower (Plagiobothrys hispidulus)
• small-leaf geigertree (Cordia parvifolia)
• smooththroat stoneseed (Lithospermum cobrense)
• spotted hideseed (Eucrypta chrysanthemifolia)
• tatachinole (Tournefortia hartwegiana)
• twining soldierbush (Tournefortia volubilis)
• valley popcornflower (Plagiobothrys canescens)
• violincillo (Heliotropium macrostachyum)
• whitewhisker fiddleleaf (Nama undulata)
• wingnut cryptantha (Cryptantha pterocarya)

Brassicaceae edit

• alpine pennycress (Noccaea fendleri)
• Asian mustard (Brassica tournefortii)
• black mustard (Rhamphospermum nigrum)
• blunt tansymustard (Descurainia obtusa)
• California mustard (Caulanthus lasiophyllus)
• California shieldpod (Dithyrea californica)
• charlock (Rhamphospermum arvense)
• crossflower (Chorispora tenella)
• cultivated radish (Raphanus sativus)
• eared hedgemustard (Sisymbrium auriculatum)
• evening-scented stock (Matthiola longipetala)
• field mustard (Brassica rapa)
• Gordon's bladderpod (Physaria gordonii)
• herb sophia (Descurainia sophia)
• India mustard (Brassica juncea)
• Indian hedgemustard (Sisymbrium orientale)
• lesser swinecress (Lepidium didymum)
• little bladderpod (Physaria tenella)
• London rocket (Sisymbrium irio)
• longleaf mock thelypody (Pennellia longifolia)
• Long Valley tumblemustard (Thelypodiopsis ambigua)
• peppergrass (Lepidium virginicum)
• perennial rockcress (Boechera perennans)
• rocketsalad (Eruca vesicaria)
• sanddune wallflower (Erysimum capitatum)
• sand fringepod (Thysanocarpus curvipes)
• shepherd's purse (Capsella bursa-pastoris)
• slimleaf plainsmustard (Schoenocrambe linearifolia)
• southern marsh yellowcress (Rorippa teres)
• sweet alyssum (Lobularia maritima)
• Thurber's pepperweed (Lepidium thurberi)
• watercress (Nasturtium officinale)
• wedgeleaf draba (Draba cuneifolia)
• western tansymustard (Descurainia pinnata)
• white bladderpod (Physaria purpurea)
• wild radish (Raphanus raphanistrum)

Bromeliaceae edit

• agu mara (Bromelia alsodes)
• datillo (Hechtia montana)
• flor de encino (Tillandsia erubescens)
• mescal (Tillandsia caput-medusae)
• mezcalito (Tillandsia cretacea)
• small ballmoss (Tillandsia recurvata)

Burseraceae edit

• elemi-gum (Bursera penicillata)
• fragrant bursera (Bursera fagaroides)
• gumbo-limbo (Bursera simaruba)
• littleleaf elephant tree (Bursera microphylla)
• palo mulato (Bursera grandifolia)
• red elephant tree (Bursera hindsiana)
• tacamaca (Bursera lancifolia)
• torote (Bursera filicifolia)
• torote blanco (Bursera stenophylla)
• torote papelío (Bursera laxiflora)

Cactaceae edit

• Alamos barrel cactus (Ferocactus alamosanus)
• Arizona claret-cup cactus (Echinocereus arizonicus)
• Arizona pencil cholla (Cylindropuntia arbuscula)
• Arizona queen of the night (Peniocereus greggii)
• Arizona spinystar (Pelecyphora vivipara)
• beavertail cactus (Opuntia basilaris)
• Bonker hedgehog cactus (Echinocereus bonkerae)
• Brady's pincushion cactus (Pediocactus bradyi)
• branched pencil cholla (Cylindropuntia ramosissima)
• brittle prickly pear (Opuntia fragilis)
• buckhorn cholla (Cylindropuntia acanthocarpa)
• bunny ears (Opuntia microdasys)
• cactus apple (Opuntia engelmannii)
• California barrel cactus (Ferocactus cylindraceus)
• California cholla (Cylindropuntia californica)
• California fishhook cactus (Mammillaria dioica)
• candelabra cactus (Myrtillocactus cochal)
• candle cholla (Cylindropuntia kleiniae)
• candy barrel cactus (Ferocactus wislizeni)
• casa de rata (Echinocereus brandegeei)
• chain-link cholla (Cylindropuntia cholla)
• Christmas cholla (Cylindropuntia leptocaulis)
• club cholla (Corynopuntia clavata)
• chaparral prickly pear (Opuntia oricola)
• choyita (Echinocereus scheeri)
• coastal cholla (Cylindropuntia prolifera)
• coastal prickly pear (Opuntia littoralis)
• cochineal nopal cactus (Opuntia cochenillifera)
• Cochise foxtail cactus (Pelecyphora robbinsiorum)
• common fishhook cactus (Cochemiea tetrancistra)
• cottontop cactus (Echinocactus polycephalus)
• counterclockwise nipple cactus (Cochemiea mainiae)
• creeping devil (Stenocereus eruca)
• devil cholla (Corynopuntia emoryi)
• devil's club cholla (Grusonia invicta)
• devilshead (Echinocactus horizonthalonius)
• devilthorn (Echinocereus pseudopectinatus)
• dollarjoint prickly pear (Opuntia chlorotica)
• Durango prickly pear (Opuntia durangensis)
• dwarf organpipe cactus (Stenocereus littoralis)
• Emory's barrel cactus (Ferocactus emoryi)
• Engelmann's hedgehog cactus (Echinocereus engelmannii)
• fire barrel cactus (Ferocactus gracilis)
• Ford barrel cactus (Ferocactus fordii)
• galloping cactus (Stenocereus gummosus)
• Gander's buckhorn cholla (Cylindropuntia ganderi)
• gearstem cactus (Peniocereus striatus)
• golden prickly pear (Opuntia aurea)
• golden-spined barrel cactus (Ferocactus chrysacanthus)
• golden torch (Bergerocactus emoryi)
• Graham's nipple cactus (Mammillaria grahamii)
• greenflower nipple cactus (Cochemiea barbata)
• greenflower nipple cactus (Cochemiea viridiflora)
• hecho (Pachycereus pecten-aboriginum)
• hybrid teddy bear cholla (Cylindropuntia fosbergii)
• Johnson's fishhook cactus (Sclerocactus johnsonii)
• jumping cholla (Cylindropuntia fulgida)
• Kaibab pediocactus (Pediocactus paradinei)
• kingcup cactus (Echinocereus triglochidiatus)
• Kunze's club cholla (Corynopuntia kunzei)
• lacespine nipple cactus (Mammillaria lasiacantha)
• Lau hedgehog cactus (Echinocereus laui)
• Leding hedgehog cactus (Echinocereus ledingii)
• little nipple cactus (Mammillaria heyderi)
• long-tubercle beehive cactus (Coryphantha robustispina)
• Macdougal's nipple cactus (Mammillaria macdougalii)
• marblefruit prickly pear (Opuntia strigil)
• maritime hedgehog cactus (Echinocereus maritimus)
• matted cholla (Corynopuntia parishii)
• Mexican giant cardon (Pachycereus pringlei)
• Mexican night-blooming cereus (Peniocereus serpentinus)
• Missouri foxtail cactus (Pelecyphora missouriensis)
• Munz's cholla (Cylindropuntia munzii)
• Navajo pincushion cactus (Pediocactus peeblesianus)
• Orcutt's foxtail cactus (Pelecyphora sneedii)
• organpipe cactus (Stenocereus thurberi)
• paperspine fishhook cactus (Sclerocactus papyracanthus)
• pencil cholla (Cylindropuntia tesajo)
• ping-pong ball cactus (Epithelantha micromeris)
• Pinkava's prickly pear (Opuntia pinkavae)
• pinkflower hedgehog cactus (Echinocereus fendleri)
• plains prickly pear (Opuntia polyacantha)
• purple prickly pear (Opuntia macrocentra)
• rainbow hedgehog cactus (Echinocereus rigidissimus)
• redspine fishhook cactus (Sclerocactus johnsonii subsp. erectocentrus)
• reina de la noche (Peniocereus marianus)
• sagebrush cholla (Grusonia pulchella)
• saguaro (Carnegiea gigantea)
• sahuira (Stenocereus montanus)
• San Diego barrel cactus (Ferocactus viridescens)
• San Esteban hedgehog cactus (Echinocereus grandis)
• San Esteban pincushion (Cochemiea estebanensis)
• San Pedro Nolasco hedgehog cactus (Echinocereus websterianus)
• Santa Cruz beehive cactus (Coryphantha recurvata)
• sarramatraca (Peniocereus johnstonii)
• Santa Rita prickly pear (Opuntia santa-rita)
• scarlet hedgehog cactus (Echinocereus coccineus)
• senita cactus (Lophocereus schottii)
• Sheldon's pincushion (Mammillaria sheldonii)
• Siler pincushion cactus (Pediocactus sileri)
• silver cholla (Cylindropuntia echinocarpa)
• sina (Stenocereus alamosensis)
• sina voladora (Selenicereus vagans)
• smallflower fishhook cactus (Sclerocactus parviflorus)
• snake cactus (Echinocereus pensilis)
• Sonoran old man cactus (Pilosocereus alensis)
• strawberry hedgehog cactus (Echinocereus fasciculatus)
• tapona (Opuntia tapona)
• teddy bear cholla (Cylindropuntia bigelovii)
• thistle cholla (Cylindropuntia tunicata)
• Thornber's nipple cactus (Cochemiea thornberi)
• tree cholla (Cylindropuntia imbricata)
• triangle cactus (Acanthocereus tetragonus)
• twisted barrel cactus (Ferocactus herrerae)
• tulip prickly pear (Opuntia phaeacantha)
• tuna cactus (Opuntia ficus-indica)
• twistspine prickly pear (Opuntia macrorhiza)
• violet prickly pear (Opuntia gosseliniana)
• walkingstick cactus (Cylindropuntia spinosior)
• Whipple cholla (Cylindropuntia whipplei)
• Whipple's fishhook cactus (Sclerocactus whipplei)
• white fishhook cactus (Echinomastus intertextus)
• Wolf's opuntia (Cylindropuntia wolfii)
• Wright's nipple cactus (Cochemiea wrightii)

Campanulaceae edit

• Apache lobelia (Lobelia anatina)
• cardinalflower (Lobelia cardinalis)
• clasping Venus' looking-glass (Triodanis perfoliata)
• devil's tobacco (Lobelia tupa)
• fringeleaf lobelia (Lobelia fenestralis)
• madamfate (Hippobroma longiflora)
• Sierra Madre lobelia (Lobelia laxiflora)

Cannabaceae edit

• guasique (Aphananthe monoica)
• marijuana (Cannabis sativa)
• sugarberry (Celtis laevigata)

Capparaceae edit

• falseteeth (Capparis flexuosa)
• vomitbush (Capparis atamisquea)

Caprifoliaceae edit

• Arizona honeysuckle (Lonicera arizonica)
• Mexican honeysuckle (Lonicera pilosa)
• Palmer's snowberry (Symphoricarpos palmeri)
• pineland valerian (Valeriana sorbifolia)
• tobacco root (Valeriana edulis)
• western white honeysuckle (Lonicera albiflora)

Caricaceae edit

• jarilla (Jarilla heterophylla)

Caryophyllaceae edit

• canyon drymary (Drymaria leptophylla)
• cardinal catchfly (Silene laciniata)
• Chihuahuan chickweed (Cerastium sordidum)
• common soapwort (Saponaria officinalis)
• Fendler's drymary (Drymaria glandulosa)
• hairy rupturewort (Herniaria hirsuta)
• Indian pink (Silene californica)
• nodding chickweed (Cerastium nutans)
• pinewoods drymary (Drymaria effusa)
• shortstalk chickweed (Cerastium brachypodum)
• simple campion (Silene scouleri)
• sleepy silene (Silene antirrhina)
• slender drymary (Drymaria multiflora)
• slimleaf drymary (Drymaria molluginea)
• spreading pygmyleaf (Loeflingia squarrosa)
• spreading sandwort (Arenaria lanuginosa)
• Texas chickweed (Cerastium texanum)
• Trans-Pecos drymary (Drymaria laxiflora)

Celastraceae edit

• algodoncillo (Wimmeria mexicana)
• crucifixion thorn (Canotia holacantha)
• desert yaupon (Schaefferia cuneifolia)
• Florida mayten (Maytenus phyllanthoides)
• sandpaper bush (Mortonia sempervirens)

Cistaceae edit

• clustered frostweed (Helianthemum glomeratum)
• threepetal pinweed (Lechea tripetala)

Cleomaceae edit

• Asian spiderflower (Cleome viscosa)
• bladderpod spiderflower (Cleomella arborea)
• sandyseed clammyweed (Cleome trachysperma)
• spectacle fruit (Cleomella refracta)
• spiderwisp (Cleome gynandra)

Combretaceae edit

• button mangrove (Conocarpus erectus)
• white mangrove (Laguncularia racemosa)

Commelinaceae edit

• blue spiderwort (Commelina coelestis)
• birdbill dayflower (Commelina dianthifolia)
• climbing dayflower (Commelina diffusa)
• cojite morado (Callisia monandra)
• creeping inchplant (Callisia repens)
• leatherleaf spiderwort (Tradescantia crassifolia)
• pinewoods spiderwort (Tradescantia pinetorum)
• whitemouth dayflower (Commelina erecta)

Convolvulaceae edit

• American dodder (Cuscuta americana)
• bayhops (Ipomoea pes-caprae)
• beach morning glory (Ipomoea imperati)
• bejuco blanco (Ipomoea bracteata)
• bigseed alfalfa dodder (Cuscuta indecora)
• Cairo morning glory (Ipomoea cairica)
• canyon morning glory (Ipomoea barbatisepala)
• cardinal climber (Ipomoea quamoclit)
• Cochise dodder (Cuscuta mitriformis)
• crestrib morning glory (Ipomoea costellata)
• field bindweed (Convolvulus arvensis)
• fiveangled dodder (Cuscuta pentagona)
• flatglobe dodder (Cuscuta umbellata)
• Gila River dodder (Cuscuta applanata)
• globe dodder (Cuscuta potosina)
• gloria de la mañana (Ipomoea carnea)
• heartleaf morning glory (Ipomoea cardiophylla)
• Huachuca Mountain morning glory (Ipomoea plummerae)
• ivyleaf morning glory (Ipomoea hederacea)
• lilacbell (Ipomoea turbinata)
• Meyer's morning glory (Ipomoea meyeri)
• midnightblue clustervine (Jacquemontia agrestis)
• New Mexico ponysfoot (Dichondra brachypoda)
• noyau vine (Merremia dissecta)
• oceanblue morning glory (Ipomoea indica)
• pinkthroat morning glory (Ipomoea longifolia)
• Pringle's clustervine (Jacquemontia pringlei)
• purple morning glory (Ipomoea capillacea)
• rock rosemary (Merremia quinquefolia)
• romerilla de la sierra (Ipomoea ancisa)
• shaggy dwarf morning glory (Evolvulus nuttallianus)
• silky morning glory (Ipomoea pubescens)
• silver dwarf morning glory (Evolvulus sericeus)
• silverleaf ponysfoot (Dichondra sericea)
• skyblue clustervine (Jacquemontia pentanthos)
• slender dodder (Cuscuta leptantha)
• slender dwarf morning glory (Evolvulus alsinoides)
• Sonoran dodder (Cuscuta erosa)
• spiderleaf (Ipomoea tenuiloba)
• spreading alkaliweed (Cressa truxillensis)
• sweet potato (Ipomoea batatas)
• tall morning glory (Ipomoea purpurea)
• tansyleaf lidpod (Operculina pinnatifida)
• Thurber's morning glory (Ipomoea thurberi)
• Trans-Pecos morning glory (Ipomoea cristulata)
• tree morning glory (Ipomoea arborescens)
• tripleleaf morning glory (Ipomoea ternifolia)
• tubercle dodder (Cuscuta tuberculata)
• white-edge morning glory (Ipomoea nil)
• wild dwarf morning glory (Evolvulus arizonicus)
• Wright's morning glory (Ipomoea wrightii)
• yellow morning glory vine (Merremia aurea)

Cornaceae edit

• mata hombre (Cornus disciflora)
• redosier dogwood (Cornus sericea)

Crassulaceae edit

• Abrams' liveforever (Dudleya abramsii)
• Anthony's liveforever (Dudleya anthonyi)
• Blochman's liveforever (Dudleya blochmaniae)
• bright green dudleya (Dudleya virens)
• Britton's liveforever (Dudleya brittonii)
• broadleaf stonecrop (Sedum spathulifolium)
• canyon liveforever (Dudleya cymosa)
• chalk dudleya (Dudleya pulverulenta)
• Chihuahua flower (Graptopetalum bellum)
• cliff lettuce (Dudleya farinosa)
• Cockerell's stonecrop (Sedum cockerellii)
• fingertips (Dudleya edulis)
• Gila County liveforever (Dudleya collomiae)
• Huachuca Mountain stonecrop (Sedum stelliforme)
• lanceleaf liveforever (Dudleya lanceolata)
• manystem liveforever (Dudleya multicaulis)
• Panamint liveforever (Dudleya saxosa)
• Patagonia Mountain leatherpetal (Graptopetalum bartramii)
• pricklyseed pygmyweed (Crassula viridis)
• sand pygmyweed (Crassula connata)
• San Francisco River leatherpetal (Graptopetalum rusbyi)
• Santa Cruz Island liveforever (Dudleya nesiotica)
• smoothseed pygmyweed (Crassula solieri)
• sticky liveforever (Dudleya viscida)
• tapertip liveforever (Dudleya attenuata)
• variegated liveforever (Dudleya variegata)
• wrinkleseed pygmyweed (Crassula saginoides)

Crossosomataceae edit

• apachebush (Apacheria chiricahuensis)
• California rockflower (Crossosoma californicum)
• ragged rockflower (Crossosoma bigelovii)

Cucurbitaceae edit

• abenallilla (Ibervillea fusiformis)
• balsampear (Momordica charantia)
• calabash (Lagenaria siceraria)
• melon (Cucumis melo)
• climbing arrowheads (Sicyosperma gracile)
• colocynth (Citrullus colocynthis)
• coralfruit (Doyerea emetocathartica)
• coyote gourd (Cucurbita cordata)
• coyote melon (Cucurbita palmata)
• Cucamonga manroot (Marah macrocarpa)
• cucumber (Cucumis sativus)
• cushaw (Cucurbita argyrosperma)
• desert starvine (Brandegea bigelovii)
• estropajillo (Schizocarpum palmeri)
• figleaf gourd (Cucurbita ficifolia)
• fingerleaf gourd (Cucurbita digitata)
• Gila manroot (Marah gilensis)
• Guadeloupe cucumber (Melothria pendula)
• melon loco (Apodanthera undulata)
• Missouri gourd (Cucurbita foetidissima)
• slimlobe globeberry (Ibervillea tenuisecta)
• small-flower burr-cucumber (Sicyos parviflorus)
• small-leaf burr-cucumber (Sicyos microphyllus)
• sponge cucumber (Luffa operculata)
• sponge gourd (Luffa aegyptiaca)
• squash (Cucurbita maxima)
• squash (Cucurbita moschata)
• squash (Cucurbita pepo)
• streamside burr-cucumber (Sicyos laciniatus)
• Tumamoc globeberry (Tumamoca macdougalii)
• watermelon (Citrullus lanatus)
• West Indian gherkin (Cucumis anguria)
• wild balsam apple (Echinopepon wrightii)

Cupressaceae edit

• alligator juniper (Juniperus deppeana)
• Arizona cypress (Cupressus arizonica)
• California juniper (Juniperus californica)
• Monterey cypress (Cupressus macrocarpa)
• redberry juniper (Juniperus coahuilensis)
• Rocky Mountain juniper (Juniperus scopulorum)
• táscate espinosa (Juniperus durangensis)
• Tecate cypress (Cupressus forbesii)
• Utah juniper (Juniperus osteosperma)

Cyperaceae edit

• alkali bulrush (Bolboschoenus maritimus)
• bearded flatsedge (Cyperus squarrosus)
• black flatsedge (Cyperus niger)
• Canada spikesedge (Eleocharis geniculata)
• chairmaker's bulrush (Schoenoplectus americanus)
• Chihuahuan sedge (Carex chihuahuensis)
• clustered field sedge (Carex praegracilis)
• common spikerush (Eleocharis palustris)
• epiphytic flatsedge (Cyperus lanceolatus)
• Fendler's flatsedge (Cyperus fendlerianus)
• finger flatsedge (Cyperus digitatus)
• foothill flatsedge (Cyperus amabilis)
• forked fimbry (Fimbristylis dichotoma)
• fragrant flatsedge (Cyperus odoratus)
• Funck's hairsedge (Bulbostylis funckii)
• grassleaf sedge (Carex agrostoides)
• green flatsedge (Cyperus virens)
• hairy flatsedge (Cyperus dentoniae)
• hardstem bulrush (Schoenoplectus acutus)
• hermaphrodite flatsedge (Cyperus hermaphroditus)
• Huachuca Mountain sedge (Carex leucodonta)
• inflatedscale flatsedge (Cyperus aggregatus)
• Kunth's beaksedge (Rhynchospora kunthii)
• manyspike flatsedge (Cyperus polystachyos)
• mosquito flatsedge (Cyperus prolixus)
• mountain spikerush (Eleocharis montana)
• Mutis' flatsedge (Cyperus mutisii)
• Nebraska sedge (Carex nebrascensis)
• netted nutrush (Scleria reticularis)
• nutgrass (Cyperus rotundus)
• oneflower flatsedge (Cyperus retroflexus)
• pallid flatsedge (Cyperus pallidicolor)
• Parish's spikerush (Eleocharis parishii)
• pine flatsedge (Cyperus hypopitys)
• pond flatsedge (Cyperus ochraceus)
• poorland flatsedge (Cyperus compressus)
• purple spikerush (Eleocharis atropurpurea)
• ricefield flatsedge (Cyperus iria)
• riverswamp nutrush (Scleria hirtella)
• rooted spikerush (Eleocharis radicans)
• royal flatsedge (Cyperus elegans)
• Rusby's flatsedge (Cyperus sphaerolepis)
• rush hairsedge (Bulbostylis juncoides)
• sand spikerush (Eleocharis montevidensis)
• seacoast bulrush (Bolboschoenus robustus)
• sharpscale flatsedge (Cyperus oxylepis)
• slender flatsedge (Cyperus bipartitus)
• smallflower halfchaff sedge (Lipocarpha micrantha)
• smooth flatsedge (Cyperus laevigatus)
• southern fimbry (Fimbristylis decipiens)
• spectacular flatsedge (Cyperus spectabilis)
• starrush whitetop (Rhynchospora colorata)
• swamp carex (Carex senta)
• taperfruit shortscale sedge (Carex leptopoda)
• tapertip flatsedge (Cyperus acuminatus)
• Texas flatsedge (Cyperus seslerioides)
• tropical flatsedge (Cyperus surinamensis)
• turban sedge (Carex turbinata)
• umbrella plant (Cyperus involucratus)
• variable flatsedge (Cyperus difformis)
• white-edge flatsedge (Cyperus flavicomus)
• whitehead sedge (Kyllinga odorata)
• widefruit sedge (Carex angustata)
• withering flatsedge (Cyperus fugax)
• woodrush flatsedge (Cyperus entrerianus)
• Wright's flatsedge (Carex dipsaceus)
• yellow flatsedge (Cyperus flavescens)
• yerba de estrella (Rhynchospora nervosa)

Dennstaedtiaceae edit

• tropical hayscented fern (Dennstaedtia cicutaria)
• western bracken fern (Pteridium aquilinum)

Dioscoreaceae edit

• barbasquillo (Dioscorea convolvulacea)

Dryopteridaceae edit

• Christmas fern (Polystichum acrostichoides)
• cinnamon woodfern (Dryopteris cinnamomea)
• eared veinfern (Phanerophlebia auriculata)

Ebenaceae edit

• Sonoran persimmon (Diospyros sonorae)
• wild persimmon (Diospyros californica)

Elatinaceae edit

• Texas bergia (Bergia texana)

Ephedraceae edit

• longleaf jointfir (Ephedra trifurca)
• Nevada jointfir (Ephedra nevadensis)
• rough jointfir (Ephedra aspera)

Equisetaceae edit

• dwarf scouringrush (Equisetum scirpoides)
• smooth horsetail (Equisetum laevigatum)

Ericaceae edit

• Arizona madrone (Arbutus arizonica)
• Baja birdbush (Ornithostaphylos oppositifolia)
• dwarf bilberry (Vaccinium caespitosum)
• ghost plant (Monotropa uniflora)
• peninsular manzanita (Arctostaphylos peninsularis)
• pinesap (Monotropa hypopitys)
• pointleaf manzanita (Arctostaphylos pungens)
• sidebells wintergreen (Orthilia secunda)
• striped prince's pine (Chimaphila maculata)
• Texas madrone (Arbutus xalapensis)

Erythroxylaceae edit

• redheart (Erythroxylum mexicanum)

Euphorbiaceae edit

• Abrams' sandmat (Euphorbia abramsiana)
• Arizona manihot (Manihot davisiae)
• Arizona nettlespurge (Jatropha cinerea)
• Arizona sandmat (Euphorbia arizonica)
• arrow poison plant (Sebastiania bilocularis)
• beetle spurge (Euphorbia eriantha)
• blackseed spurge (Euphorbia bilobata)
• branched noseburn (Tragia ramosa)
• buckeye-leafed cassava (Manihot aesculifolia)
• California copperleaf (Acalypha californica)
• candelilla (Euphorbia ceroderma)
• Carrizo Mountain sandmat (Euphorbia pediculifera)
• castor bean (Ricinus communis)
• catnip noseburn (Tragia nepetifolia)
• Chiricahua Mountain sandmat (Euphorbia florida)
• cliff spurge (Euphorbia misera)
• David's spurge (Euphorbia davidii)
• desertmountain manihot (Manihot angustiloba)
• desert silverbush (Argythamnia claryana)
• eyebane (Euphorbia nutans)
• fire on the mountain (Euphorbia cyathophora)
• foxtail copperleaf (Acalypha alopecuroides)
• graceful sandmat (Euphorbia hypericifolia)
• grassleaf sandmat (Euphorbia graminea)
• gulf sandmat (Euphorbia thymifolia)
• hairyfruit spurge (Euphorbia cuphosperma)
• head sandmat (Euphorbia capitellata)
• hoary myrtlecroton (Bernardia incana)
• horned spurge (Euphorbia brachycera)
• Huachuca Mountain spurge (Euphorbia macropus)
• hyssopleaf sandmat (Euphorbia hyssopifolia)
• Jones' noseburn (Tragia jonesii)
• leatherweed (Croton pottsii)
• mala mujer (Cnidoscolus angustidens)
• matted sandmat (Euphorbia serpens)
• Mendez's sandmat (Euphorbia mendezii)
• Mexican copperleaf (Acalypha mexicana)
• Mexican croton (Croton ciliatoglandulifer)
• Mexican fireplant (Euphorbia heterophylla)
• Mexican jumping bean (Sebastiania pavoniana)
• Mexican sandmat (Euphorbia gracillima)
• milk purslane (Euphorbia maculata)
• mountain spurge (Euphorbia chamaesula)
• narrowleaf silverbush (Argythamnia lanceolata)
• New Mexico copperleaf (Acalypha neomexicana)
• New Mexico silverbush (Argythamnia neomexicana)
• Parry's sandmat (Euphorbia parryi)
• petty spurge (Euphorbia peplus)
• physicnut (Jatropha cuneata)
• pillpod sandmat (Euphorbia hirta)
• pineland threeseed mercury (Acalypha ostryifolia)
• prostrate sandmat (Euphorbia prostrata)
• queen's-root (Stillingia linearifolia)
• ragged nettlespurge (Jatropha macrorhiza)
• red-gland spurge (Euphorbia melanadenia)
• ribseed sandmat (Euphorbia glyptosperma)
• royal sandmat (Euphorbia indivisa)
• sangre de cristo (Jatropha cardiophylla)
• San Pedro River sandmat (Euphorbia trachysperma)
• sawtooth sandmat (Euphorbia serrula)
• slimseed sandmat (Euphorbia stictospora)
• slipper flower (Pedilanthus macrocarpus)
• smallseed sandmat (Euphorbia polycarpa)
• snow on the mountain (Euphorbia marginata)
• squareseed spurge (Euphorbia exstipulata)
• Sonoita noseburn (Tragia laciniata)
• Sonoran croton (Croton sonorae)
• Sonoran sandmat (Euphorbia micromera)
• southern Florida sandmat (Euphorbia adenoptera)
• spurgecreeper (Dalechampia scandens)
• sun spurge (Euphorbia radians)
• sycamore-leafed limberbush (Jatropha malacophylla)
• threadstem sandmat (Euphorbia revoluta)
• whitemargin sandmat (Euphorbia albomarginata)
• Yuma sandmat (Euphorbia setiloba)
• Yuma silverbush (Argythamnia serrata)

Fabaceae edit

• American sicklepod (Senna obtusifolia)
• anil de pasto (Indigofera suffruticosa)
• anil falso (Coursetia caribaea)
• Arizona lupine (Lupinus arizonicus)
• Arizona milkvetch (Astragalus arizonicus)
• Arizona necklacepod (Sophora arizonica)
• Arizona ticktrefoil (Desmodium arizonicum)
• arrowhead rattlebox (Crotalaria sagittalis)
• arroyo lupine (Lupinus succulentus)
• Asian indigo (Indigofera trita)
• Atlantic pigeonwings (Clitoria mariana)
• Aztec clover (Trifolium amabile)
• bajada lupine (Lupinus concinnus)
• Baja fairyduster (Calliandra californica)
• barba de chivato (Calliandra houstoniana)
• bayahonda blanca (Prosopis juliflora)
• bigpod sesbania (Sesbania herbacea)
• bird of paradise shrub (Caesalpinia gilliesii)
• black locust (Robinia pseudoacacia)
• blue paloverde (Parkinsonia florida)
• boat-spine acacia (Acacia cochliacantha)
• brasilette (Haematoxylum brasiletto)
• Brazilian jackbean (Canavalia brasiliensis)
• Brazilian stylo (Stylosanthes guianensis)
• broadleaf lupine (Lupinus parishii)
• burclover (Medicago polymorpha)
• California dalea (Psorothamnus arborescens)
• carabatilla de espina negra (Senegalia kelloggiana)
• cassie (Vachellia farnesiana)
• catclaw acacia (Senegalia greggii)
• catclaw blackbead (Pithecellobium unguis-cati)
• catclaw mimosa (Mimosa aculeaticarpa)
• chacapo (Mimosa polyantha)
• chaparral pea (Pickeringia montana)
• Chihuahuan prairie clover (Dalea exigua)
• Chihuahuan snoutbean (Rhynchosia edulis)
• chipilín (Crotalaria longirostrata)
• coastal bird's-foot trefoil (Lotus salsuginosus)
• coralbean (Erythrina flabelliformis)
• corcho (Diphysa suberosa)
• Coues' cassia (Senna covesii)
• Coville's bundleflower (Desmanthus covillei)
• cow clover (Trifolium wormskioldii)
• dead and awake (Neptunia plena)
• deerweed (Syrmatium glabrum)
• desert false indigo (Amorpha fruticosa)
• desert ironwood (Olneya tesota)
• desert lupine (Lupinus sparsiflorus)
• desertsenna (Senna armata)
• dixie ticktrefoil (Desmodium tortuosum)
• dwarf prairie clover (Dalea nana)
• dwarf stickpea (Calliandra humilis)
• dwarf white milkvetch (Astragalus didymocarpus)
• dyebush (Psorothamnus emoryi)
• ébano (Caesalpinia sclerocarpa)
• elegant lupine (Lupinus elegans)
• fairyduster (Calliandra eriophylla)
• feather acacia (Acacia pennatula)
• featherplume (Dalea formosa)
• fish poison tree (Piscidia mollis)
• flor de San José (Senna atomaria)
• foothill deervetch (Lotus humistratus)
• foxtail prairie clover (Dalea leporina)
• freckled milkvetch (Astragalus lentiginosus)
• Frémont's dalea (Psorothamnus fremontii)
• frijolillo (Acacia goldmanii)
• Gentry's indigobush (Dalea tentaculoides)
• giant sensitive plant (Mimosa diplotricha)
• Graham's mimosa (Mimosa grahamii)
• Graham's ticktrefoil (Desmodium grahamii)
• grape soda lupine (Lupinus excubitus)
• grassleaf pea (Lathyrus graminifolius)
• Gray's prairie clover (Dalea grayi)
• green cassia (Cassia nemophila)
• Greene's bird's-foot trefoil (Lotus greenei)
• greenleaf ticktrefoil (Desmodium intortum)
• Gregg's prairie clover (Dalea greggii)
• guayabillo (Mariosousa russelliana)
• Gulf Indian breadroot (Pediomelum rhombifolium)
• gulo (Havardia sonorae)
• haba de barranca (Brongniartia nudiflora)
• hairy jointvetch (Aeschynomene villosa)
• hairypod cowpea (Vigna luteola)
• hairy prairie clover (Dalea mollis)
• halfmoon milkvetch (Astragalus allochrous)
• Hill's lupine (Lupinus hillii)
• honeylocust (Gleditsia triacanthos)
• honey mesquite (Prosopis glandulosa)
• hourglass peaseed (Sphinctospermum constrictum)
• Huachuca Mountain lupine (Lupinus huachucanus)
• Huachuca Mountain milkvetch (Astragalus hypoxylus)
• huiloche (Diphysa occidentalis)
• Indian rushpea (Hoffmannseggia glauca)
• Jerusalem thorn (Parkinsonia aculeata)
• least snoutbean (Rhynchosia minima)
• Lemmon's cologania (Cologania obovata)
• Lemmon's lupine (Lupinus lemmonii)
• littleleaf false tamarind (Lysiloma watsonii)
• littleleaf greentwig (Brongniartia minutifolia)
• longleaf cologania (Cologania angustifolia)
• low prairie clover (Dalea scandens)
• low rattlebox (Crotalaria pumila)
• Lumholtz's prairie clover (Dalea lumholtzii)
• Mexican ebony (Havardia mexicana)
• Mexican holdback (Caesalpinia mexicana)
• Mexican kidneywood (Eysenhardtia polystachya)
• Mexican mimosa (Mimosa distachya)
• Mexican pea tree (Brongniartia alamosana)
• Mexican prairie clover (Dalea exserta)
• Mexican redbud (Cercis mexicana)
• milfoil wattle (Mariosousa millefolia)
• miniature lupine (Lupinus bicolor)
• Mogollon Mountain vetch (Vicia leucophaea)
• Mojave lupine (Lupinus odoratus)
• monkeypod (Pithecellobium dulce)
• mountain goldenbanner (Thermopsis montana)
• nacascolo (Chloroleucon mangense)
• narrowleaf ticktrefoil (Desmodium angustifolium)
• New Mexico bird's-foot trefoil (Lotus plebeius)
• New Mexico lupine (Lupinus neomexicanus)
• New Mexico ticktrefoil (Desmodium neomexicanum)
• oakwoods prairie clover (Dalea versicolor)
• oneleaf senna (Senna uniflora)
• pojo de venado (Canavalia villosa)
• Pacific pea (Lathyrus vestitus)
• pale cologania (Cologania pallida)
• palo blanco (Lysiloma candidum)
• palo brea (Parkinsonia praecox)
• palo chino (Acacia peninsularis)
• palo Colorado (Caesalpinia platyloba)
• palo estaca (Caesalpinia pannosa)
• palo fierro (Hesperalbizia occidentalis)
• palo joso (Albizia sinaloensis)
• Parry's false prairie-clover (Marina parryi)
• pata de cabra (Bauhinia pringlei)
• Pinos Altos Mountain bean (Phaseolus parvulus)
• poorman's friend (Stylosanthes viscosa)
• prairie acacia (Acacia angustissima)
• pride of Barbados (Caesalpinia pulcherrima)
• pride of California (Lathyrus splendens)
• Pringle's prairie clover (Dalea pringlei)
• Puerto Rico sensitive briar (Mimosa asperata)
• purple bushbean (Macroptilium atropurpureum)
• purple desert lupine (Lupinus shockleyi)
• quebracho (Lysiloma divaricatum)
• quickstick (Gliricidia sepium)
• red fairyduster (Calliandra peninsularis)
• red hoarypea (Tephrosia vicioides)
• rosary babybonnets (Coursetia glandulosa)
• rosary snoutbean (Rhynchosia precatoria)
• Rose's ticktrefoil (Desmodium rosei)
• royal poinciana (Delonix regia)
• San Pedro false prairie-clover (Marina calycosa)
• San Pedro ticktrefoil (Desmodium batocaulon)
• Santa Catalina prairie clover (Dalea pulchra)
• Santa Cruz Island ticktrefoil (Desmodium psilocarpum)
• Santa Rita Mountain ticktrefoil (Desmodium retinens)
• scarlet milkvetch (Astragalus coccineus)
• Schott's dalea (Psorothamnus schottii)
• Schott's yellowhood (Nissolia schottii)
• scorpion ticktrefoil (Desmodium scorpiurus)
• screwbean mesquite (Prosopis pubescens)
• sensitive partridge pea (Chamaecrista nictitans)
• septicweed (Senna occidentalis)
• shakeshake (Crotalaria incana)
• shortstem lupine (Lupinus brevicaulis)
• shrubby deervetch (Lotus rigidus)
• shyleaf (Aeschynomene americana)
• silver prairie clover (Dalea bicolor)
• silver senna (Senna artemisioides)
• silvery lupine (Lupinus argenteus)
• simpleleaf ticktrefoil (Desmodium psilophyllum)
• sixweeks prairie clover (Dalea polygonoides)
• slender sensitive pea (Chamaecrista serpens)
• slimjim bean (Phaseolus filiformis)
• slimleaf bean (Phaseolus angustissimus)
• smoketree (Psorothamnus spinosus)
• smooth babybonnets (Coursetia glabella)
• smoothpod hoarypea (Tephrosia leiocarpa)
• soft prairie clover (Dalea mollissima)
• Sonoran bean (Phaseolus pedicellatus)
• Sonoran bird's-foot trefoil (Lotus alamosanus)
• Sonoran indigo (Indigofera sphaerocarpa)
• Sonoran prairie clover (Dalea filiformis)
• Sonoran ticktrefoil (Desmodium scopulorum)
• sourclover (Melilotus indica)
• spiked ticktrefoil (Desmodium cinerascens)
• spotted bean (Phaseolus maculatus)
• spreading false prairie-clover (Marina diffusa)
• spurred butterfly pea (Centrosema virginianum)
• strigose bird's-foot trefoil (Lotus strigosus)
• sweetclover vetch (Vicia pulchella)
• sweet pea (Lathyrus odoratus)
• tailcup lupine (Lupinus caudatus)
• tamarind (Tamarindus indica)
• tepary bean (Phaseolus acutifolius)
• Texas snoutbean (Rhynchosia senna)
• Thurber's diphysa (Diphysa thurberi)
• Thurber's hoarypea (Tephrosia thurberi)
• Townsville stylo (Stylosanthes humilis)
• tree catclaw (Acacia occidentalis)
• tropical ticktrefoil (Desmodium cajanifolium)
• turkeypeas (Astragalus nuttallianus)
• twinleaf senna (Senna bauhinioides)
• twohorn bundleflower (Desmanthus bicornutus)
• vainilla (Clitoria polystachya)
• variableleaf bushbean (Macroptilium gibbosifolium)
• velvet leaf senna (Senna lindheimeriana)
• velvet mesquite (Prosopis velutina)
• velvetpod mimosa (Mimosa dysocarpa)
• viche (Caesalpinia standleyi)
• viscid acacia (Acacia neovernicosa)
• western redbud (Cercis occidentalis)
• western trailing ticktrefoil (Desmodium procumbens)
• wetapochi (Caesalpinia caladenia)
• whitebark acacia (Mariosousa willardiana)
• whiteflower prairie clover (Dalea albiflora)
• white leadtree (Leucaena leucocephala)
• white prairie clover (Dalea candida)
• wild pea (Vigna adenantha)
• Wislizenus' senna (Senna wislizeni)
• woman's tongue (Albizia lebbeck)
• wondering cowpea (Vigna speciosa)
• woods clover (Trifolium pinetorum)
• woolly locoweed (Astragalus mollissimus)
• woolly senna (Senna hirsuta)
• Wright's milkpea (Galactia wrightii)
• Wright's prairie clover (Dalea wrightii)
• yellow paloverde (Parkinsonia microphylla)
• yellow sweetclover (Melilotus albus)
• yoke-leaved amicia (Amicia zygomeris)
• zarzabacoa de dos hojas (Zornia reticulata)

Fagaceae edit

• black oak (Quercus devia)
• Brandegee oak (Quercus brandegeei)
• California live oak (Quercus agrifolia)
• canyon live oak (Quercus chrysolepis)
• Chihuahua oak (Quercus chihuahuensis)
• cusi (Quercus albocincta)
• Davis Mountain oak (Quercus depressipes)
• Emory oak (Quercus emoryi)
• encino asta (Quercus subspathulata)
• gray oak (Quercus grisea)
• handbasin oak (Quercus tarahumara)
• Mexican blue oak (Quercus oblongifolia)
• netleaf oak (Quercus rugosa)
• Palmer oak (Quercus palmeri)
• pungent oak (Quercus pungens)
• roble prieto (Quercus durifolia)
• scrub oak (Quercus dumosa)
• silverleaf oak (Quercus hypoleucoides)
• Sonoran oak (Quercus viminea)
• Sonoran scrub oak (Quercus turbinella)
• Toumey oak (Quercus toumeyi)
• valley oak (Quercus lobata)

Fouquieriaceae edit

• Adam's tree (Fouquieria diguetii)
• boojum (Fouquieria columnaris)
• Mexican tree ocotillo (Fouquieria macdougalii)
• ocotillo (Fouquieria splendens)
• pichilingue (Fouquieria burragei)
• tropical ocotillo (Fouquieria fasciculata)

Frankeniaceae edit

• alkali heath (Frankenia salina)
• Palmer's seaheath (Frankenia palmeri)

Garryaceae edit

• ashy silktassel (Garrya flavescens)
• eggleaf silktassel (Garrya ovata)
• laurelleaf silktassel (Garrya laurifolia)
• Wright's silktassel (Garrya wrightii)

Gelsemiaceae edit

• Carolina jessamine (Gelsemium sempervirens)

Gentianaceae edit

• Arizona centaury (Centaurium calycosum)
• autumn dwarf gentian (Gentianella amarella)
• Chiricahua dwarf gentian (Gentianella microcalyx)
• Chiricahua Mountain dwarf gentian (Gentianella wislizeni)
• desert centaury (Centaurium exaltatum)
• elkweed (Frasera speciosa)
• grand fringed gentian (Gentianopsis macrantha)
• Mt. Graham spurred gentian (Halenia recurva)
• Santa Catalina Mountain centaury (Zeltnera nudicaulis)

Geraniaceae edit

• Huachuca Mountain geranium (Geranium wislizeni)
• Richardson's geranium (Geranium richardsonii)
• Texas stork's bill (Erodium texanum)

Grossulariaceae edit

• chaparral currant (Ribes indecorum)
• fuchsia-flowered currant (Ribes speciosum)
• island currant (Ribes viburnifolium)
• orange gooseberry (Ribes pinetorum)

Haloragaceae edit

• cutleaf watermilfoil (Myriophyllum pinnatum)
• Eurasian watermilfoil (Myriophyllum spicatum)
• parrot feather watermilfoil (Myriophyllum aquaticum)

Hydrangeaceae edit

• cliff fendlerbush (Fendlera rupicola)
• climbing hydrangea (Hydrangea seemannii)
• Lewis' mock orange (Philadelphus lewisii)
• littleleaf mock orange (Philadelphus microphyllus)

Hydrocharitaceae edit

• hydrilla (Hydrilla verticillata)
• nodding waternymph (Najas flexilis)

Hydroleaceae edit

• spiny false fiddleleaf (Hydrolea spinosa)

Hypericaceae edit

• Scouler's St. John's wort (Hypericum scouleri)

Hypoxidaceae edit

• Mexican yellow star-grass (Hypoxis mexicana)

Iridaceae edit

• Arizona blue-eyed grass (Sisyrinchium arizonicum)
• blackberry lily (Iris domestica)
• false freesia (Freesia laxa)
• fragrant gladiolus (Gladiolus murielae)
• montbretia (Crocosmia crocosmiiflora)
• nodding blue-eyed grass (Sisyrinchium cernuum)
• North's false flag (Trimezia northiana)
• Rocky Mountain iris (Iris missouriensis)
• stiff blue-eyed grass (Sisyrinchium demissum)
• tiger flower (Tigridia pavonia)
• western blue-eyed grass (Sisyrinchium bellum)
• yellow walking iris (Trimezia longifolia)

Juglandaceae edit

• Arizona walnut (Juglans major)

Juncaceae edit

• arctic rush (Juncus arcticus)
• Colorado rush (Juncus confusus)
• forked rush (Juncus dichotomus)
• grassleaf rush (Juncus marginatus)
• jointleaf rush (Juncus articulatus)
• poverty rush (Juncus tenuis)
• swordleaf rush (Juncus ensifolius)
• tapertip rush (Juncus acuminatus)

Juncaginaceae edit

• Triglochin scilloides (syn. Lilaea scilloides)

Krameriaceae edit

• littleleaf ratany (Krameria erecta)
• trailing ratany (Krameria lanceolata)
• white ratany (Krameria bicolor)

Lamiaceae edit

• American pennyroyal (Hedeoma pulegioides)
• apple mint (Mentha suaveolens)
• Arizona bluecurls (Trichostema arizonicum)
• Arizona monardella (Monardella arizonica)
• autumn sage (Salvia greggii)
• baby sage (Salvia microphylla)
• basil (Ocimum basilicum)
• bastard lavender (Lavandula × intermedia)
• black sage (Salvia mellifera)
• blood sage (Salvia coccinea)
• blue sage (Salvia pachyphylla)
• bog sage (Salvia uliginosa)
• Browne's savory (Clinopodium brownei)
• Canary Island lavender (Lavandula canariensis)
• Cedros Island sage (Salvia cedrosensis)
• chia (Salvia hispanica)
• Christmas candlestick (Leonotis nepetifolia)
• Cleveland sage (Salvia clevelandii)
• common horehound (Marrubium vulgare)
• common sage (Salvia officinalis)
• Coulter's wrinklefruit (Tetraclea coulteri)
• creeping sage (Salvia sonomensis)
• crimson sage (Salvia henryi)
• Davidson's sage (Salvia davidsonii)
• dentate falsepennyroyal (Hedeoma dentatum)
• desert germander (Teucrium glandulosum)
• desert indigo sage (Salvia arizonica)
• desert lavender (Hyptis emoryi)
• downy lavender (Lavandula multifida)
• English lavender (Lavandula angustifolia)
• European pennyroyal (Mentha pulegium)
• fern lavender (Lavandula pinnata)
• Florida Keys sage (Salvia riparia)
• forsythia sage (Salvia madrensis)
• gentian sage (Salvia patens)
• grape-scented sage (Salvia melissodora)
• henbit deadnettle (Lamium amplexicaule)
• hummingbird sage (Salvia spathacea)
• island pitcher sage (Lepechinia fragrans)
• Jerusalem sage (Phlomis fruticosa)
• lanceleaf sage (Salvia reflexa)
• Lemmon's sage (Salvia lemmonii)
• lemon beebalm (Monarda citriodora)
• lindenleaf sage (Salvia tiliifolia)
• lucha (Salvia alamosana)
• mealy sage (Salvia farinacea)
• Mexican bladdersage (Salazaria mexicana)
• Mexican blue sage (Salvia chamaedryoides)
• Mexican bush sage (Salvia leucantha)
• Mexican sage (Salvia mexicana)
• Mexican scarlet sage (Salvia fulgens)
• Mexican skullcap (Scutellaria potosina)
• Mojave sage (Salvia mohavensis)
• mountain monardella (Monardella odoratissima)
• mouse's ear (Stachys crenata)
• Munz's sage (Salvia munzii)
• negrito (Vitex pyramidata)
• obedient plant (Physostegia virginiana)
• pale giant hyssop (Agastache pallida)
• pignut (Hyptis suaveolens)
• pineapple sage (Salvia elegans)
• pony beebalm (Monarda pectinata)
• Pringle's giant hyssop (Agastache pringlei)
• purple sage (Salvia dorrii)
• ribbed false pennyroyal (Hedeoma costata)
• rock hedgenettle (Stachys bigelovii)
• rock sage (Salvia pinguifolia)
• rosemary (Rosmarinus officinalis)
• San Diego pitcher sage (Lepechinia ganderi)
• San Luis Mountain giant hyssop (Agastache mearnsii)
• San Luis purple sage (Salvia leucophylla)
• scarlet hedgenettle (Stachys coccinea)
• scarlet sage (Salvia splendens)
• shellflower (Moluccella laevis)
• simpleleaf chastetree (Vitex trifolia)
• small coastal germander (Teucrium cubense)
• Sonoran giant hyssop (Agastache wrightii)
• Spanish lavender (Lavandula stoechas)
• spearmint (Mentha spicata)
• thistle sage (Salvia carduacea)
• tropical bushmint (Hyptis mutabilis)
• uvalama (Vitex mollis)
• wall germander (Teucrium chamaedrys)
• white giant hyssop (Agastache micrantha)
• white sage (Salvia apiana)
• wild bergamot (Monarda fistulosa)
• wild mint (Mentha arvensis)
• woolly bluecurls (Trichostema lanatum)
• yellow lavender (Lavandula viridis)

Lauraceae edit

• California laurel (Umbellularia californica)
• haya (Cinnamomum hartmannii)
• Mexican bay (Litsea glaucescens)
• shinglewood (Nectandra hihua)

Lentibulariaceae edit

• humped bladderwort (Utricularia gibba)

Liliaceae edit

• desert Mariposa lily (Calochortus kennedyi)
• doubting Mariposa lily (Calochortus ambiguus)
• golden Mariposa lily (Calochortus aureus)
• lemon lily (Lilium parryi)
• sego lily (Calochortus nuttallii)

Linaceae edit

• blue flax (Linum perenne)
• common flax (Linum usitatissimum)
• New Mexico yellow flax (Linum neomexicanum)
• plains flax (Linum puberulum)
• red flax (Linum grandiflorum)
• southern flax (Linum australe)

Loasaceae edit

• Adonis blazingstar (Mentzelia multiflora)
• Argus blazingstar (Mentzelia oreophila)
• desert stingbush (Eucnide urens)
• dwarf mentzelia (Mentzelia pumila)
• isolated blazingstar (Mentzelia isolata)
• Jones' blazingstar (Mentzelia jonesii)
• narrowleaf sandpaper plant (Petalonyx linearis)
• Organ Mountain blazingstar (Mentzelia asperula)
• rock nettle (Eucnide rupestris)
• shining blazingstar (Mentzelia nitens)
• Texas blazingstar (Mentzelia texana)
• tropical blazingstar (Mentzelia aspera)
• whitebract blazingstar (Mentzelia involucrata)
• whitestem blazingstar (Mentzelia albicaulis)
• yellowcomet (Mentzelia affinis)

Loganiaceae edit

• prairie pinkroot (Spigelia hedyotidea)

Lomariopsidaceae edit

• Boston sword fern (Nephrolepis exaltata)

Lythraceae edit

• bat-face flower (Cuphea llavea)
• crepe myrtle (Lagerstroemia indica)
• lowland rotala (Rotala ramosior)
• pomegranate (Punica granatum)
• shrubby yellowcrest (Heimia salicifolia)
• stalkflower (Nesaea longipes)
• valley redstem (Ammannia coccinea)
• Wright's waxweed (Cuphea wrightii)

Malpighiaceae edit

• acerola (Malpighia emarginata)
• bejuco huesillo (Heteropterys palmeri)
• chaparral asphead (Aspicarpa hirtella)
• hillyhock (Callaeum macropterum)
• narrowleaf goldshower (Galphimia angustifolia)
• slender janusia (Janusia gracilis)
• thryallis (Galphimia glauca)
• wild crepe myrtle (Malpighia glabra)

Malvaceae edit

• alkali mallow (Malvella leprosa)
• American basswood (Tilia americana)
• anglestem Indian mallow (Abutilon trisulcatum)
• Arizona anoda (Anoda thurberi)
• Arizona rosemallow (Hibiscus biseptus)
• arrowleaf mallow (Malvella sagittifolia)
• Berlandier's Indian mallow (Abutilon berlandieri)
• bladdermallow (Herissantia crispa)
• bracted fanpetals (Sida ciliaris)
• Brazilian rosemallow (Hibiscus phoeniceus)
• buffpetal (Rhynchosida physocalyx)
• caliche globemallow (Sphaeralcea laxa)
• California ayenia (Ayenia compacta)
• California flannelbush (Fremontodendron californicum)
• chaparral mallow (Malacothamnus fasciculatus)
• cheeseweed (Malva parviflora)
• Chinese hibiscus (Hibiscus rosa-sinensis)
• copper globemallow (Sphaeralcea angustifolia)
• Coulter's globemallow (Sphaeralcea coulteri)
• crested anoda (Anoda cristata)
• crimsoneyed rosemallow (Hibiscus moscheutos)
• Cuban jute (Sida rhombifolia)
• dense ayenia (Ayenia microphylla)
• desert fivespot (Eremalche rotundifolia)
• desert globemallow (Sphaeralcea ambigua)
• dwarf checkermallow (Sidalcea malviflora)
• desert rosemallow (Hibiscus coulteri)
• dwarf Indian mallow (Abutilon parvulum)
• earleaf fanpetals (Sida tragiifolia)
• Emory globemallow (Sphaeralcea emoryi)
• escoba babosa (Bastardia bivalvis)
• field anoda (Anoda pentaschista)
• flaxleaf fanpetals (Sida linifolia)
• fringed rosemallow (Hibiscus schizopetalus)
• grandcousin (Triumfetta lappula)
• heartleaf hibiscus (Hibiscus martianus)
• heartleaf sida (Sida cordifolia)
• Indian anoda (Anoda abutiloides)
• Indian sorrel (Hibiscus sabdariffa)
• koki'o ke'oke'o (Hibiscus arnottianus)
• lanceleaf anoda (Anoda lanceolata)
• netted anoda (Anoda reticulata)
• Newberry's velvetmallow (Horsfordia newberryi)
• New Mexico fanpetals (Sida neomexicana)
• Orinoco jute (Corchorus hirtus)
• paleface (Hibiscus denudatus)
• Palmer's Indian mallow (Abutilon palmeri)
• Parish's Indian mallow (Abutilon parishii)
• pelotazo (Abutilon incanum)
• pink velvetmallow (Horsfordia alata)
• pochote (Ceiba acuminata)
• pricklenut (Guazuma ulmifolia)
• prickly fanpetals (Sida spinosa)
• pyramidflower (Melochia pyramidata)
• Sacramento bur (Triumfetta semitriloba)
• San Marcos hibiscus (Gossypium harknessii)
• Santa Catalina burstwort (Hermannia pauciflora)
• savannah fanpetals (Sida aggregata)
• scurfymallow (Malvella lepidota)
• shaving brush tree (Pseudobombax palmeri)
• shrubby false mallow (Malvastrum bicuspidatum)
• shrubby Indian mallow (Abutilon abutiloides)
• slippery burr (Corchorus siliquosus)
• smooth ayenia (Ayenia glabra)
• smooth fanpetals (Sida glabra)
• Sonoran Indian mallow (Abutilon mollicomum)
• spear globemallow (Sphaeralcea hastulata)
• spreading fanpetals (Sida abutifolia)
• teabush (Melochia tomentosa)
• thicket anoda (Anoda crenatiflora)
• threelobe false mallow (Malvastrum coromandelianum)
• Thurber's cotton (Gossypium thurberi)
• Trans-Pecos ayenia (Ayenia filiformis)
• tree hibiscus (Hibiscus tiliaceus)
• Turk's cap (Malvaviscus penduliflorus)
• uhaloa (Waltheria indica)
• umbrella Indian mallow (Pseudabutilon umbellatum)
• upland cotton (Gossypium hirsutum)
• Davidson's cotton (Gossypium davidsonii)
• viscid mallow (Bastardia viscosa)
• wax mallow (Malvaviscus arboreus)
• white mallow (Eremalche exilis)
• yellowflower Indian mallow (Abutilon reventum)
• yellow Indian mallow (Abutilon malacum)
• yellowstem bushmallow (Malacothamnus densiflorus)

Marsileaceae edit

• hairy waterclover (Marsilea vestita)
• tropical waterclover (Marsilea ancylopoda)

Martyniaceae edit

• baby devil's claw (Martynia annua)
• desert unicorn-plant (Proboscidea althaeifolia)
• doubleclaw (Proboscidea parviflora)

Melanthiaceae edit

• California false hellebore (Veratrum californicum)
• green deathcamas (Zigadenus virescens)

Meliaceae edit

• broomstick (Trichilia hirta)
• chinaberry (Melia azedarach)
• koohoo (Trichilia americana)
• Spanish cedar (Cedrela odorata)

Menispermaceae edit

• snailseed (Cocculus diversifolius)
• velvetleaf (Cissampelos pareira)

Menyanthaceae edit

• floating heart (Nymphoides crenata)

Molluginaceae edit

• green carpetweed (Mollugo verticillata)
• spreading sweetjuice (Glinus radiatus)
• threadstem carpetweed (Mollugo cerviana)

Montiaceae edit

• common pussypaws (Calyptridium monandrum)
• desert pussypaws (Thingia ambigua)
• fringed redmaids (Calandrinia ciliata)
• orange fameflower (Talinum aurantiacum)
• tepic fameflower (Phemeranthus parvulus)

Moraceae edit

• amate (Ficus maxima)
• baiburilla (Dorstenia drakena)
• breadnut (Brosimum alicastrum)
• chalate (Ficus trigonata)
• common fig (Ficus carica)
• fustic (Maclura tinctoria)
• mistletoe fig (Ficus deltoidea)
• nacapul (Ficus cotinifolia)
• rock fig (Ficus petiolaris)
• Sonoran strangler fig (Ficus pertusa)
• Texas mulberry (Morus celtidifolia)
• weeping fig (Ficus benjamina)
• white ramoon (Trophis racemosa)

Myrtaceae edit

• arrayán (Psidium sartorianum)
• common guava (Psidium guajava)
• river redgum (Eucalyptus camaldulensis)

Nitrariaceae edit

• harmal peganum (Peganum harmala)

Nyctaginaceae edit

• Apache Pass spiderling (Boerhavia pterocarpa)
• burrowing four o'clock (Okenia hypogaea)
• climbing wartclub (Boerhavia scandens)
• coastal sand verbena (Abronia maritima)
• Coulter's spiderling (Boerhavia coulteri)
• creeping spiderling (Boerhavia spicata)
• desert wishbone bush (Mirabilis laevis)
• erect spiderling (Boerhavia erecta)
• fivewing spiderling (Boerhavia intermedia)
• fragrant white sand verbena (Abronia elliptica)
• hairy-tuft four o'clock (Mirabilis comata)
• largebract spiderling (Boerhavia wrightii)
• longlobe four o'clock (Mirabilis tenuiloba)
• marvel of Peru (Mirabilis jalapa)
• Mexican devil's-claws (Pisonia capitata)
• pullback (Pisonia aculeata)
• purple spiderling (Boerhavia purpurascens)
• scarlet four o'clock (Mirabilis coccinea)
• scarlet spiderling (Boerhavia coccinea)
• slender spiderling (Boerhavia triquetra)
• slimstalk spiderling (Boerhavia gracillima)
• smooth spreading four o'clock (Mirabilis oxybaphoides)
• sweet four o'clock (Mirabilis longiflora)
• Tucson Mountain spiderling (Boerhavia megaptera)
• white four o'clock (Mirabilis albida)

Nymphaeaceae edit

• blue water lily (Nymphaea elegans)
• dotleaf water lily (Nymphaea ampla)
• Mexican water lily (Nymphaea mexicana)
• yellow pond lily (Nuphar lutea)

Oleaceae edit

• Arabian jasmine (Jasminum sambac)
• caca ravet (Forestiera rhamnifolia)
• chaparral ash (Fraxinus trifoliolata)
• desert olive (Forestiera shrevei)
• devilwood (Cartrema americana)
• Goodding's ash (Fraxinus gooddingii)
• rough menodora (Menodora scabra)
• spiny menodora (Menodora spinescens)
• stretchberry (Forestiera pubescens)
• velvet ash (Fraxinus velutina)

Onagraceae edit

• beach evening primrose (Oenothera drummondii)
• Berlandier's sundrops (Oenothera berlandieri)
• Booth's suncup (Eremothera boothii)
• California evening primrose (Oenothera californica)
• California suncup (Eulobus californicus)
• common evening primrose (Oenothera biennis)
• creeping water primrose (Ludwigia adscendens)
• delicate clarkia (Clarkia delicata)
• diamond clarkia (Clarkia rhomboidea)
• elegant clarkia (Clarkia unguiculata)
• farewell to spring (Clarkia amoena)
• fireweed (Chamaenerion angustifolium)
• fourwing evening primrose (Oenothera tetraptera)
• fringed willowherb (Epilobium ciliatum)
• harlequinbush (Gaura hexandra)
• Hooker's evening primrose (Oenothera elata)
• hummingbird trumpet (Epilobium canum)
• Kunth's evening primrose (Oenothera kunthiana)
• Lindheimer's beeblossom (Oenothera lindheimeri)
• longcapsule suncup (Eremothera chamaenerioides)
• Mexican primrose-willow (Ludwigia octovalvis)
• narrowleaf suncup (Eremothera refracta)
• New Mexico evening primrose (Oenothera neomexicana)
• pinkladies (Oenothera speciosa)
• prairie evening primrose (Oenothera albicaulis)
• rose evening primrose (Oenothera rosea)
• Saltillo evening primrose (Oenothera stubbei)
• scarlet beeblossom (Oenothera suffrutescens)
• shortfruit evening primrose (Oenothera brachycarpa)
• silky evening primrose (Oenothera pubescens)
• Toumey's sundrops (Oenothera toumeyi)
• tufted evening primrose (Oenothera caespitosa)
• velvetweed (Oenothera curtiflora)
• yellow cups (Chylismia brevipes)
• yellow evening primrose (Oenothera flava)

Ophioglossaceae edit

• limestone adderstongue (Ophioglossum engelmannii)
• rattlesnake fern (Botrypus virginianus)
• slender adderstongue (Ophioglossum nudicaule)

Opiliaceae edit

• margarita (Agonandra racemosa)

Orchidaceae edit

• autumn coralroot (Corallorhiza odontorhiza)
• Chiricahua adder's-mouth orchid (Malaxis macrostachya)
• cow's horn orchid (Cyrtopodium punctatum)
• daddy longlegs orchid (Brassavola cucullata)
• flor de los santos (Laelia eyermaniana)
• green ladies' tresses (Spiranthes polyantha)
• hooded coralroot (Corallorhiza striata)
• Huachuca Mountain adder's-mouth orchid (Malaxis corymbosa)
• largeflower crested coralroot (Hexalectris grandiflora)
• leafless beaked lady orchid (Sacoila lanceolata)
• Michaux's orchid (Habenaria quinqueseta)
• pine-pink (Bletia purpurea)
• rattail orchid (Oncidium cebolleta)
• shortflowered bog orchid (Platanthera brevifolia)
• spotted coralroot (Corallorhiza maculata)
• stream orchid (Epipactis gigantea)
• threebirds (Triphora trianthophora)
• Thurber's bog orchid (Platanthera limosa)
• tropical widelip orchid (Liparis vexillifera)

Orobanchaceae edit

• alpine cancer-root (Conopholis alpina)
• American cancer-root (Conopholis americana)
• Applegate's Indian paintbrush (Castilleja applegatei)
• Arizona bluehearts (Buchnera obliqua)
• Arizona desert foxglove (Brachystigma wrightii)
• Cooper's broomrape (Orobanche cooperi)
• Eagle Pass blacksenna (Seymeria bipinnatisecta)
• Huachuca Mountain Indian paintbrush (Castilleja patriotica)
• lesser Indian paintbrush (Castilleja minor)
• Mogollon Mountain lousewort (Pedicularis angustifolia)
• najicoli (Lamourouxia viscosa)
• pygmy bluehearts (Buchnera pusilla)
• Rincon Mountain Indian paintbrush (Castilleja austromontana)
• Santa Catalina Indian paintbrush (Castilleja tenuiflora)
• spiked broomrape (Orobanche multicaulis)
• Trans-Pecos Indian paintbrush (Castilleja nervata)

Oxalidaceae edit

• alpine woodsorrel (Oxalis alpina)
• broadleaf woodsorrel (Oxalis latifolia)
• creeping woodsorrel (Oxalis corniculata)
• Drummond's woodsorrel (Oxalis drummondii)
• saladita (Oxalis hernandesii)
• tenleaf woodsorrel (Oxalis decaphylla)

Papaveraceae edit

• blackspot hornpoppy (Glaucium corniculatum)
• bush poppy (Dendromecon rigida)
• California bearpoppy (Arctomecon californica)
• California poppy (Eschscholzia californica)
• common bearpoppy (Arctomecon humilis)
• corn poppy (Papaver rhoeas)
• Coulter's Matilija poppy (Romneya coulteri)
• creamcups (Platystemon californicus)
• crested pricklypoppy (Argemone polyanthemos)
• curvepod fumewort (Corydalis curvisiliqua)
• desert poppy (Eschscholzia glyptosperma)
• drug fumitory (Fumaria officinalis)
• fineleaf fumitory (Fumaria parviflora)
• fire poppy (Papaver californicum)
• flatbud pricklypoppy (Argemone munita)
• golden eardrops (Dicentra chrysantha)
• Mexican pricklypoppy (Argemone mexicana)
• Mojave pricklypoppy (Argemone corymbosa)
• opium poppy (Papaver somniferum)
• Pacific bleeding heart (Dicentra formosa)
• pale Mexican pricklypoppy (Argemone ochroleuca)
• Parish's poppy (Eschscholzia parishii)
• scrambled eggs (Corydalis aurea)
• Sonoran pricklypoppy (Argemone gracilenta)

Passifloraceae edit

• Arizonia passionflower (Passiflora arizonica)
• corkystem passionflower (Passiflora suberosa)
• cupped passionflower (Passiflora bryonioides)
• damiana (Turnera diffusa)
• grape-leafed passion vine (Passiflora vitifolia)
• Mexican passionflower (Passiflora mexicana)
• scarlet passionflower (Passiflora coccinea)
• slender passionflower (Passiflora filipes)
• twoflower passionflower (Passiflora biflora)
• winged-stem passionflower (Passiflora alata)
• yellow alder (Turnera ulmifolia)

Pedaliaceae edit

• sesame (Sesamum indicum)

Phrymaceae edit

• bush monkeyflower (Diplacus longiflorus)
• Cleveland monkeyflower (Diplacus clevelandii)
• crimson monkeyflower (Erythranthe verbenacea)
• Eastwood's monkeyflower (Erythranthe eastwoodiae)
• Jacumba monkeyflower (Diplacus aridus)
• little redstem monkeyflower (Erythranthe rubella)
• manyflowered monkeyflower (Erythranthe floribunda)
• red bush monkeyflower (Diplacus puniceus)
• seep monkeyflower (Erythranthe guttata)
• sticky monkeyflower (Diplacus aurantiacus)
• toothpetal monkeyflower (Erythranthe dentiloba)

Phyllanthaceae edit

• birdseed leaf-flower (Phyllanthus evanescens)
• smartweed leaf-flower (Phyllanthus polygonoides)

Phytolaccaceae edit

• anamu (Petiveria alliacea)
• pokeberry (Phytolacca icosandra)
• rougeplant (Rivina humilis)

Picramniaceae edit

• Mexican alvaradoa (Alvaradoa amorphoides)

Picrodendraceae edit

• Hall's shrubby-spurge (Tetracoccus hallii)
• red shrubby-spurge (Tetracoccus dioicus)

Pinaceae edit

• Apache pine (Pinus engelmannii)
• Arizona pine (Pinus arizonica)
• bishop pine (Pinus muricata)
• border pinyon (Pinus discolor)
• Chihuahuan pine (Pinus leiophylla)
• Douglas-fir (Pseudotsuga menziesii)
• Durango fir (Abies durangensis)
• egg cone pine (Pinus oocarpa)
• Jeffrey pine (Pinus jeffreyi)
• lodgepole pine (Pinus contorta)
• Lumholtz's pine (Pinus lumholtzii)
• Mexican pinyon (Pinus cembroides)
• ocote (Pinus herrerae)
• Parry pinyon (Pinus quadrifolia)
• ponderosa pine (Pinus ponderosa)
• smooth-bark Mexican pine (Pinus pseudostrobus)
• southwestern white pine (Pinus strobiformis)
• sugar pine (Pinus lambertiana)
• thinleaf pine (Pinus maximinoi)
• twoneedle pinyon (Pinus edulis)

Piperaceae edit

• four-leaved peperomia (Peperomia tetraphylla)
• Jamaican pepper (Piper hispidum)
• palo hueso (Piper jaliscanum)
• Vera Cruz pepper (Piper auritum)

Plantaginaceae edit

• baby jump-up (Mecardonia procumbens)
• Baja bush snapdragon (Galvezia juncea)
• balloonbush (Epixiphium wislizeni)
• bellflower beardtongue (Penstemon campanulatus)
• cardinal beardtongue (Penstemon cardinalis)
• Catalina beardtongue (Penstemon discolor)
• Chinese houses (Collinsia heterophylla)
• Cleveland's beardtongue (Penstemon clevelandii)
• coast plantain (Plantago bigelovii)
• Cochise beardtongue (Penstemon dasyphyllus)
• common plantain (Plantago major)
• common snapdragon (Antirrhinum majus)
• coral plant (Russelia polyedra)
• creeping water hyssop (Bacopa repens)
• desert Indianwheat (Plantago ovata)
• dog's mouth (Pseudorontium cyathiferum)
• Fendler's penstemon (Penstemon fendleri)
• ghost flower (Mohavea confertiflora)
• gilia beardtongue (Penstemon ambiguus)
• hackberry beardtongue (Penstemon subulatus)
• hairy purslane speedwell (Veronica peregrina)
• harlequin spiralseed (Schistophragma intermedia)
• heartleaf keckiella (Keckiella cordifolia)
• island bush snapdragon (Galvezia speciosa)
• James' beardtongue (Penstemon jamesii)
• Mexican plantain (Plantago australis)
• narrowleaf plantain (Plantago lanceolata)
• Parry's beardtongue (Penstemon parryi)
• pineneedle beardtongue (Penstemon pinifolius)
• redseed plantain (Plantago rhodosperma)
• rock penstemon (Penstemon baccharifolius)
• Rocky Mountain penstemon (Penstemon strictus)
• royal penstemon (Penstemon spectabilis)
• saltmeadow plantain (Plantago argyrea)
• scarlet bugler (Penstemon centranthifolius)
• snapdragon vine (Maurandya antirrhiniflora)
• Sonoran beardtongue (Penstemon stenophyllus)
• superb beardtongue (Penstemon superbus)
• Texas toadflax (Nuttallanthus texanus)
• Thurber's penstemon (Penstemon thurberi)
• twining snapdragon (Neogaerrhinum filipes)
• violet snapdragon (Sairocarpus nuttallianus)
• Virginia plantain (Plantago virginica)
• water hyssop (Bacopa monnieri)
• Watson's snapdragon (Sairocarpus watsonii)
• whitemargin beardtongue (Penstemon albomarginatus)
• whitewoolly twintip (Stemodia durantifolia)
• woolly plantain (Plantago patagonica)
• Wright penstemon (Penstemon wrightii)
• yellow bush penstemon (Keckiella antirrhinoides)

Platanaceae edit

• Arizona sycamore (Platanus wrightii)
• California sycamore (Platanus racemosa)

Plumbaginaceae edit

• Cape plumbago (Plumbago auriculata)
• doctorbush (Plumbago scandens)
• marsh rosemary (Limonium californicum)

Poaceae edit

• African lovegrass (Eragrostis echinochloidea)
• Alamos grama (Bouteloua alamosana)
• alkali sacaton (Sporobolus airoides)
• Amazon sprangletop (Leptochloa panicoides)
• Angleton bluestem (Dichanthium aristatum)
• annual bluegrass (Poa annua)
• annual canarygrass (Phalaris canariensis)
• annual muhly (Muhlenbergia minutissima)
• annual rabbitsfoot grass (Polypogon monspeliensis)
• Arabian schismus (Schismus arabicus)
• Arizona bristlegrass (Setaria arizonica)
• Arizona brome (Bromus carinatus)
• Arizona cottontop (Digitaria californica)
• Arizona muhly (Muhlenbergia arizonica)
• Arizona signalgrass (Urochloa arizonica)
• Arizona threeawn (Aristida arizonica)
• Arizona wheatgrass (Elymus arizonicus)
• arrocillo (Paspalum paniculatum)
• Asian crabgrass (Digitaria bicornis)
• bahiagrass (Paspalum notatum)
• bamboo muhly (Muhlenbergia dumosa)
• barnyard grass (Echinochloa crus-galli)
• basketgrass (Oplismenus hirtellus)
• bearded cupgrass (Eriochloa aristata)
• beardless rabbitsfoot grass (Polypogon viridis)
• big bluestem (Andropogon gerardi)
• Bigelow's bluegrass (Poa bigelovii)
• big galleta (Pleuraphis rigida)
• big sacaton (Sporobolus wrightii)
• black grama (Bouteloua eriopoda)
• blackseed crabgrass (Digitaria ternata)
• black spear grass (Heteropogon contortus)
• blue grama (Bouteloua gracilis)
• blue panicum (Panicum antidotale)
• bristly wolfstail (Lycurus setosus)
• broadleaf carpetgrass (Axonopus compressus)
• browntop signalgrass (Urochloa fusca)
• bulb panicgrass (Panicum bulbosum)
• bullgrass (Muhlenbergia emersleyi)
• bur bristlegrass (Setaria adhaerens)
• Burmann's basketgrass (Oplismenus burmannii)
• burrograss (Scleropogon brevifolius)
• buryseed umbrellagrass (Enteropogon chlorideus)
• bush muhly (Muhlenbergia porteri)
• California satintail (Imperata brevifolia)
• California threeawn (Aristida californica)
• cane bluestem (Bothriochloa barbinodis)
• canyon cupgrass (Eriochloa lemmonii)
• carricillo de la sierra (Lasiacis procerrima)
• cattail grass (Setaria pumila)
• cheatgrass (Bromus tectorum)
• Chihuahuan lovegrass (Eragrostis erosa)
• cliff muhly (Muhlenbergia polycaulis)
• climbing tribisee (Lasiacis ruscifolia)
• Colombian bluestem (Schizachyrium condensatum)
• combtop muhly (Muhlenbergia pectinata)
• common barley (Hordeum vulgare)
• common Mediterranean grass (Schismus barbatus)
• common oat (Avena sativa)
• common reed (Phragmites australis)
• common wheat (Triticum aestivum)
• common wild oat (Avena fatua)
• common wolfstail (Lycurus phleoides)
• cotta grass (Cottea pappophoroides)
• crimson bluestem (Schizachyrium sanguineum)
• crimson fountaingrass (Pennisetum setaceum)
• dallisgrass (Paspalum dilatatum)
• deergrass (Muhlenbergia rigens)
• delicate muhly (Muhlenbergia fragilis)
• desert needlegrass (Achnatherum speciosum)
• ditch rabbitsfoot grass (Polypogon interruptus)
• Egyptian grass (Dactyloctenium aegyptium)
• fat-spiked yard grass (Eleusine multiflora)
• feather fingergrass (Chloris virgata)
• feathertop (Pennisetum villosum)
• foldedleaf grass (Andropogon fastigiatus)
• fragilegrass (Aegopogon tenellus)
• giant reed (Arundo donax)
• giant wildrye (Leymus condensatus)
• goldentop grass (Lamarckia aurea)
• gophertail lovegrass (Eragrostis ciliaris)
• gravelbar muhly (Muhlenbergia eludens)
• green muhly (Muhlenbergia ramulosa)
• green sprangletop (Leptochloa dubia)
• Grisebach's bristlegrass (Setaria grisebachii)
• Gulf muhly (Muhlenbergia capillaris)
• hairy crabgrass (Digitaria sanguinalis)
• hairyseed paspalum (Paspalum pubiflorum)
• Hartweg's paspalum (Paspalum hartwegianum)
• hillside crowngrass (Paspalum clavuliferum)
• hood canarygrass (Phalaris paradoxa)
• hurricane grass (Bothriochloa pertusa)
• Indian goosegrass (Eleusine indica)
• Indiangrass (Sorghastrum nutans)
• Indian ricegrass (Achnatherum hymenoides)
• inland saltgrass (Distichlis spicata)
• Jamaican crabgrass (Digitaria horizontalis)
• James' galleta (Pleuraphis jamesii)
• Johnsongrass (Sorghum halepense)
• Judd's grass (Leptochloa virgata)
• jungle rice (Echinochloa colona)
• Kleberg bluestem (Dichanthium annulatum)
• knotgrass (Paspalum distichum)
• Kunth's smallgrass (Microchloa kunthii)
• Latin American crowngrass (Paspalum convexum)
• Lehmann lovegrass (Eragrostis lehmanniana)
• lemongrass (Cymbopogon citratus)
• Liebmann's bristlegrass (Setaria liebmannii)
• little barley (Hordeum pusillum)
• little bluestem (Schizachyrium scoparium)
• littleseed canarygrass (Phalaris minor)
• littleseed muhly (Muhlenbergia microsperma)
• longtongue muhly (Muhlenbergia longiligula)
• lovegrass tridens (Tridens eragrostoides)
• low woollygrass (Dasyochloa pulchella)
• Malabar sprangletop (Leptochloa fusca)
• marine couch (Sporobolus virginicus)
• marsh bristlegrass (Setaria parviflora)
• Mediterranean lovegrass (Eragrostis barrelieri)
• mesa muhly (Muhlenbergia tenuifolia)
• Mexican feathergrass (Nassella tenuissima)
• Mexican gamagrass (Tripsacum lanceolatum)
• Mexican lovegrass (Eragrostis mexicana)
• Mexican panicgrass (Panicum hirticaule)
• Mexican weeping bamboo (Otatea acuminata)
• Mexican windmill grass (Chloris submutica)
• millet crabgrass (Digitaria panicea)
• mission grass (Pennisetum polystachion)
• mountain muhly (Muhlenbergia montana)
• mourning lovegrass (Eragrostis lugens)
• mouse barley (Hordeum murinum)
• mucronate sprangletop (Leptochloa panicea)
• needle grama (Bouteloua aristidoides)
• New Mexico feathergrass (Hesperostipa neomexicana)
• New Mexico muhly (Muhlenbergia pauciflora)
• nineawn pappusgrass (Enneapogon desvauxii)
• nodding fescue (Festuca subverticillata)
• oldfield grass (Anthephora hermaphrodita)
• Palmer saltgrass (Distichlis palmeri)
• para grass (Brachiaria mutica)
• Parry's grama (Bouteloua parryi)
• pine dropseed (Blepharoneuron tricholepis)
• pinyon ricegrass (Piptochaetium fimbriatum)
• pitscale grass (Hackelochloa granularis)
• plains bristlegrass (Setaria macrostachya)
• plains lovegrass (Eragrostis intermedia)
• prairie false oat (Trisetum interruptum)
• prairie wedgescale (Sphenopholis obtusata)
• plantain signalgrass (Brachiaria plantaginea)
• Porter brome (Bromus porteri)
• poverty threeawn (Aristida divaricata)
• prairie Junegrass (Koeleria macrantha)
• Pringle's speargrass (Piptochaetium pringlei)
• purple fountaingrass (Pennisetum advena)
• purple grama (Bouteloua radicosa)
• purple muhly (Muhlenbergia rigida)
• purple threeawn (Aristida purpurea)
• rabo de gato (Arundinella hispida)
• rat-tail fescue (Vulpia myuros)
• red brome (Bromus rubens)
• red fescue (Festuca rubra)
• relaxgrass (Aegopogon cenchroides)
• rescuegrass (Bromus catharticus)
• ripgut brome (Bromus diandrus)
• rose Natal grass (Melinis repens)
• Rothrock's grama (Bouteloua rothrockii)
• rough bentgrass (Agrostis scabra)
• running mountaingrass (Oplismenus compositus)
• rustyseed paspalum (Paspalum langei)
• rye (Secale cereale)
• sand dropseed (Sporobolus cryptandrus)
• Santa Rita Mountain grama (Bouteloua eludens)
• screwleaf muhly (Muhlenbergia virescens)
• serillo dulce (Schizachyrium brevifolium)
• shortleaf woollygrass (Erioneuron avenaceum)
• silver beardgrass (Bothriochloa laguroides)
• single threeawn (Aristida schiedeana)
• sixweeks fescue (Vulpia octoflora)
• sixweeks grama (Bouteloua barbata)
• sixweeks threeawn (Aristida adscensionis)
• slender grama (Bouteloua repens)
• slender hairgrass (Deschampsia elongata)
• slender little bluestem (Schizachyrium tenerum)
• slimbristle sandbur (Cenchrus brownii)
• slim tridens (Tridens muticus)
• small fescue (Vulpia microstachys)
• smooth crabgrass (Digitaria ischaemum)
• smut grass (Sporobolus indicus)
• soft feather pappusgrass (Enneapogon mollis)
• Sonoran panicgrass (Panicum sonorum)
• sourgrass (Digitaria insularis)
• southern crabgrass (Digitaria ciliaris)
• southern sandbur (Cenchrus echinatus)
• southwestern muhly (Muhlenbergia palmeri)
• spidergrass (Aristida ternipes)
• spike bentgrass (Agrostis exarata)
• spiked crinkleawn (Trachypogon spicatus)
• spike dropseed (Sporobolus contractus)
• sprawling signalgrass (Brachiaria reptans)
• sprucetop grama (Bouteloua chondrosioides)
• St. Augustine grass (Stenotaphrum secundatum)
• sticky sprangletop (Leptochloa viscida)
• stinkgrass (Eragrostis cilianensis)
• streambank rabbitsfoot grass (Polypogon elongatus)
• streambed bristlegrass (Setaria leucopila)
• sweet tanglehead (Heteropogon melanocarpus)
• swollen fingergrass (Chloris barbata)
• sycamore muhly (Muhlenbergia elongata)
• tall fescue (Festuca arundinacea)
• tapered rosette grass (Dichanthelium acuminatum)
• tapertip cupgrass (Eriochloa acuminata)
• Texas bluestem (Schizachyrium cirratum)
• Texas muhly (Muhlenbergia texana)
• thin paspalum (Paspalum setaceum)
• tobosagrass (Pleuraphis mutica)
• tropical crabgrass (Digitaria argillacea)
• tropical panicgrass (Panicum trichoides)
• tufted lovegrass (Eragrostis pectinacea)
• tumble windmill grass (Chloris verticillata)
• twoflower chloris (Chloris crinita)
• Uruguayan pampas grass (Cortaderia selloana)
• vine mesquite (Panicum obtusum)
• Virlet's paspalum (Paspalum virletii)
• weeping lovegrass (Eragrostis curvula)
• whiplash pappusgrass (Pappophorum vaginatum)
• whorled dropseed (Sporobolus coromandelianus)
• winged panicgrass (Panicum alatum)
• winter bentgrass (Agrostis hyemalis)
• woollyspike balsamscale (Elionurus barbiculmis)
• Wooton's threeawn (Aristida pansa)

Polemoniaceae edit

• Bigelow's linanthus (Linanthus bigelovii)
• bluebowls (Giliastrum rigidulum)
• bluehead gilia (Gilia capitata)
• California prickly phlox (Leptodactylon californicum)
• Chisos Mountain false calico (Loeselia greggii)
• desert beauty (Linanthus bellus)
• El Paso skyrocket (Ipomopsis thurberi)
• false babystars (Leptosiphon androsaceus)
• glandular false calico (Loeselia glandulosa)
• granite prickly phlox (Linanthus pungens)
• ground pink (Linanthus dianthiflorus)
• Jones' linanthus (Linanthus jonesii)
• Lemmon's linanthus (Leptosiphon lemmonii)
• lesser yellowthroat gilia (Gilia flavocincta)
• longtube ipomopsis (Ipomopsis macrosiphon)
• Macomb's ipomopsis (Ipomopsis macombii)
• manyflowered ipomopsis (Ipomopsis multiflora)
• miniature woollystar (Eriastrum diffusum)
• Nuttall's linanthus (Leptosiphon nuttallii)
• San Luis Mountain ipomopsis (Ipomopsis pinnata)
• Santa Catalina Mountain phlox (Phlox tenuifolia)
• star gilia (Gilia stellata)

Polygalaceae edit

• blue milkwort (Polygala barbeyana)
• blue pygmyflower (Monnina wrightii)
• glandleaf milkwort (Polygala macradenia)
• tropical milkwort (Polygala glochidiata)
• velvetseed milkwort (Polygala obscura)
• white milkwort (Polygala alba)
• winged milkwort (Polygala hemipterocarpa)

Polygonaceae edit

• bastardsage (Eriogonum wrightii)
• bitter dock (Rumex obtusifolius)
• canaigre dock (Rumex hymenosepalus)
• Chiricahua Mountain dock (Rumex orthoneurus)
• clustered dock (Rumex conglomeratus)
• Confederate vine (Antigonon leptopus)
• curlytop knotweed (Polygonum lapathifolium)
• devil's spineflower (Chorizanthe rigida)
• eastern Mojave buckwheat (Eriogonum fasciculatum)
• flatcrown buckwheat (Eriogonum deflexum)
• fringed spineflower (Chorizanthe fimbriata)
• kidneyleaf buckwheat (Eriogonum reniforme)
• naked buckwheat (Eriogonum nudum)
• narrowleaf dock (Rumex stenophyllus)
• oval-leaf knotweed (Polygonum arenastrum)
• Palmer's buckwheat (Eriogonum palmerianum)
• Pennsylvania smartweed (Polygonum pensylvanicum)
• prostrate knotweed (Polygonum aviculare)
• rabbit's purse (Harfordia macroptera)
• red buckwheat (Eriogonum atrorubens)
• saffron buckwheat (Eriogonum crocatum)
• sheep sorrel (Rumex acetosella)
• silversheath knotweed (Polygonum argyrocoleon)
• Sonoran sea grape (Coccoloba goldmanii)
• sorrel buckwheat (Eriogonum polycladon)
• spotted buckwheat (Eriogonum maculatum)
• spotted ladysthumb (Persicaria maculosa)
• Thomas' buckwheat (Eriogonum thomasii)
• Thurber's buckwheat (Eriogonum thurberi)
• toothed dock (Rumex dentatus)
• water-pepper (Persicaria hydropiper)
• willow dock (Rumex salicifolius)
• woodland pterostegia (Pterostegia drymarioides)

Polypodiaceae edit

• Arizona scaly polypody (Pleopeltis thyssanolepis)
• narrow strapfern (Campyloneurum angustifolium)
• redscale scaly polypody (Pleopeltis polylepis)
• resurrection fern (Pleopeltis polypodioides)
• Rio Grande scaly polypody (Pleopeltis riograndensis)
• western polypody (Polypodium hesperium)

Pontederiaceae edit

• blue mudplantain (Heteranthera limosa)
• common water hyacinth (Eichhornia crassipes)
• egret mudplantain (Heteranthera peduncularis)
• peacock hyacinth (Eichhornia azurea)
• roundleaf mudplantain (Heteranthera rotundifolia)

Portulacaceae edit

• kiss me quick (Portulaca pilosa)
• rose moss (Portulaca grandiflora)
• shrubby purslane (Portulaca suffrutescens)
• silkcotton purslane (Portulaca halimoides)

Potamogetonaceae edit

• horned pondweed (Zannichellia palustris)
• longleaf pondweed (Potamogeton nodosus)
• sago pondweed (Stuckenia pectinatus)

Primulaceae edit

• chaffweed (Anagallis minima)
• Chiricahua Mountain brookweed (Samolus vagans)
• cudjoe-wood (Bonellia macrocarpa)
• limewater brookweed (Samolus ebracteatus)
• Rusby's primrose (Primula rusbyi)
• seaside brookweed (Samolus valerandi)
• uva cimarrona (Ardisia revoluta)
• western rockjasmine (Androsace occidentalis)

Psilotaceae edit

• flatfork fern (Psilotum complanatum)
• whisk fern (Psilotum nudum)

Pteridaceae edit

• Alabama lipfern (Cheilanthes alabamensis)
• Arizona lipfern (Cheilanthes arizonica)
• beaded lipfern (Cheilanthes wootonii)
• Cochise scaly cloakfern (Astrolepis cochisensis)
• common maidenhair (Adiantum capillus-veneris)
• copper fern (Bommeria hispida)
• Cretan brake (Pteris cretica)
• Dixie silverback fern (Pityrogramma calomelanos)
• fairyswords (Cheilanthes lindheimeri)
• five-finger fern (Adiantum pedatum)
• fuzzy maidenhair (Adiantum tricholepis)
• glandular lip fern (Cheilanthes kaulfussii)
• golden lipfern (Cheilanthes bonariensis)
• graceful lipfern (Cheilanthes yavapensis)
• hairy false cloak fern (Argyrochosma incana)
• heartleaf cliffbrake (Pellaea cordifolia)
• Jones' false cloak fern (Argyrochosma jonesii)
• Lemmon's cloak fern (Notholaena lemmonii)
• nitbearing lipfern (Cheilanthes lendigera)
• ovate-leaf cliffbrake (Pellaea ovata)
• Parry's lipfern (Cheilanthes parryi)
• polished maidenhair (Adiantum concinnum)
• Pringle's lipfern (Cheilanthes pringlei)
• small-leaf false cloak fern (Argyrochosma microphylla)
• southern lipfern (Cheilanthes microphylla)
• southwestern false cloak fern (Argyrochosma limitanea)
• spiny cliffbrake (Pellaea truncata)
• star cloak fern (Notholaena standleyi)
• Trans-Pecos cliffbrake (Pellaea ternifolia)
• villous lipfern (Cheilanthes villosa)
• wavy scaly cloakfern (Astrolepis sinuata)
• white-footed lipfern (Cheilanthes leucopoda)
• Windham's scaly cloakfern (Astrolepis windhamii)
• woolly lipfern (Cheilanthes tomentosa)
• Wright's cliffbrake (Pellaea wrightiana)
• Wright's lipfern (Cheilanthes wrightii)

Ranunculaceae edit

• alkali buttercup (Ranunculus cymbalaria)
• Arizona buttercup (Ranunculus arizonicus)
• Arizona mousetail (Myosurus cupulatus)
• candle anemone (Anemone cylindrica)
• Chiricahua Mountain columbine (Aquilegia triternata)
• Chiricahua Mountain larkspur (Delphinium andesicola)
• Colorado blue columbine ( Aquilegia coerulea)
• Drummond's clematis (Clematis drummondii)
• doubtful knight's-spur (Consolida ajacis)
• eastern red columbine (Aquilegia canadensis)
• Latin American buttercup (Ranunculus fascicularis)
• longspur columbine (Aquilegia longissima)
• red larkspur (Delphinium cardinale)
• tall mountain larkspur (Delphinium scaposum)
• tuber anemone (Anemone tuberosa)
• water buttercup (Ranunculus aquatilis)
• western columbine (Aquilegia formosa)

Resedaceae edit

• lineleaf whitepuff (Oligomeris linifolia)
• lollipop tree (Forchhammeria watsonii)

Rhamnaceae edit

• birchleaf buckthorn (Rhamnus betulifolia)
• bitter snakewood (Condalia globosa)
• buckbrush (Ceanothus depressus)
• Correll's snakewood (Condalia correllii)
• coyotillo (Karwinskia humboldtiana)
• deerbriar (Ceanothus buxifolius)
• deerbrush (Ceanothus integerrimus)
• guirote de violín (Gouania rosei)
• hollyleaf redberry (Rhamnus crocea subsp. ilicifolia, Rhamnus ilicifolia)
• jujube (Ziziphus jujuba)
• knifeleaf condalia (Condalia spathulata)
• Las Animas nakedwood (Colubrina californica)
• lotebush (Ziziphus obtusifolia)
• redberry buckthorn (Rhamnus crocea)
• redheart (Ceanothus spinosus)
• San Diego ceanothus (Ceanothus cyaneus)
• spinebush (Adolphia californica)
• Warnock's snakewood (Condalia warnockii)
• Wright's mock buckthorn (Sageretia wrightii)

Rhizophoraceae edit

• red mangrove (Rhizophora mangle)

Rosaceae edit

• antelope bitterbrush (Purshia tridentata)
• Apache plume (Fallugia paradoxa)
• Arizona mountain ash (Sorbus dumosa)
• Arizona rose (Rosa arizonica)
• Arizona rosewood (Vauquelinia californica)
• Baja rose (Rosa minutifolia)
• blackbrush (Coleogyne ramosissima)
• black cherry (Prunus serotina)
• chamise (Adenostoma fasciculatum)
• desert apricot (Prunus fremontii)
• desert bitterbrush (Purshia glandulosa)
• desert peach (Prunus andersonii)
• European pear (Pyrus communis)
• fernbush (Chamaebatiaria millefolium)
• Gentry cherry (Prunus gentryi)
• Himalayan blackberry (Rubus discolor)
• hollyleaf cherry (Prunus ilicifolia)
• Mexican serviceberry (Amelanchier denticulata)
• mountain mahogany (Cercocarpus montanus)
• New Mexico cinquefoil (Potentilla oblanceolata)
• oceanspray (Holodiscus discolor)
• peach (Prunus persica)
• redshanks (Adenostoma sparsifolium)
• rockspiraea (Holodiscus dumosus)
• scarlet cinquefoil (Potentilla thurberi)
• serviceberry (Amelanchier alnifolia)
• shrubby cinquefoil (Potentilla fruticosa)
• slimleaf rosewood (Vauquelinia corymbosa)
• Stansbury cliffrose (Purshia stansburiana)
• tall hairy agrimony (Agrimonia gryposepala)
• toyon (Heteromeles arbutifolia)
• Virginia strawberry (Fragaria virginiana)

Rubiaceae edit

• bracted bedstraw (Galium microphyllum)
• bristly bedstraw (Galium uncinulatum)
• cleavers (Galium aparine)
• common buttonbush (Cephalanthus occidentalis)
• copalquín (Hintonia latiflora)
• David's milkberry (Chiococca alba)
• firecrackerbush (Bouvardia ternifolia)
• Florida pusley (Richardia scabra)
• limestone bedstraw (Galium proliferum)
• Mexican bedstraw (Galium mexicanum)
• Mexican buttonbush (Cephalanthus salicifolius)
• mountain saucerflower (Crusea diversifolia)
• poorjoe (Diodia teres)
• pygmy bluet (Houstonia wrightii)
• river false buttonweed (Spermacoce confusa)
• scarlet bush (Hamelia patens)
• shrubby false buttonweed (Spermacoce verticillata)
• slender false buttonweed (Spermacoce tenuior)
• starry bedstraw (Galium stellatum)
• tropical buttonweed (Diodia sarmentosa)
• tropical girdlepod (Mitracarpus hirtus)
• white girdlepod (Mitracarpus breviflorus)
• woodland false buttonweed (Spermacoce assurgens)

Rutaceae edit

• balsam torchwood (Amyris balsamifera)
• bitter orange (Citrus aurantium)
• Dutchman's breeches (Thamnosma texanum)
• grapefruit (Citrus paradisi)
• hoptree (Ptelea trifoliata)
• Key lime (Citrus aurantifolia)
• lemon (Citrus limon)
• lime pricklyash (Zanthoxylum fagara)
• Mexican orange (Choisya dumosa)
• orange (Citrus sinensis)
• palo amarillo (Esenbeckia flava)
• rue (Ruta graveolens)
• spicebush (Cneoridium dumosum)
• turpentinebroom (Thamnosma montana)
• white sapote (Casimiroa edulis)

Salicaceae edit

• Bonpland willow (Salix bonplandiana)
• brush holly (Xylosma flexuosa)
• Frémont cottonwood (Populus fremontii)
• Goodding's willow (Salix gooddingii)
• mountain cottonwood (Populus brandegeei)
• narrowleaf willow (Salix exigua)
• quaking aspen (Populus tremuloides)
• yewleaf willow (Salix exilifolia)

Salviniaceae edit

• Carolina mosuitofern (Azolla caroliniana)
• Mexican mosquitofern (Azolla mexicana)
• Pacific mosquitofern (Azolla filiculoides)

Santalaceae edit

• Bollean mistletoe (Phoradendron bolleanum)
• downy mistletoe (Phoradendron capitellatum)
• guacimilla de canario (Phoradendron quadrangulare)
• Huachuca Mountain dwarf mistletoe (Arceuthobium gillii)
• juniper mistletoe (Phoradendron juniperinum)
• mesquite mistletoe (Phoradendron californicum)
• pineland dwarf mistletoe (Arceuthobium vaginatum)
• western dwarf mistletoe (Arceuthobium campylopodum)

Sapindaceae edit

• bigtooth maple (Acer grandidentatum)
• California buckeye (Aesculus californica)
• faux persil (Cardiospermum corindum)
• Florida hopbush (Dodonaea viscosa)
• love in a puff (Cardiospermum halicacabum)
• Mexican buckeye (Ungnadia speciosa)
• moldy bread and cheese (Paullinia fuscescens)
• Parry buckeye (Aesculus parryi)
• serpent's tooth vine (Serjania mexicana)
• western soapberry (Sapindus saponaria)

Sapotaceae edit

• bebelamo (Sideroxylon occidentale)
• bully (Sideroxylon persimile)
• mamey sapote (Pouteria sapota)
• sapodilla (Manilkara zapota)
• tempisque (Sideroxylon tepicense)

Saururaceae edit

• yerba mansa (Anemopsis californica)

Saxifragaceae edit

• pink alumroot (Heuchera rubescens)
• redfuzz saxifrage (Saxifraga eriophora)

Schisandraceae edit

• star anise (Illicium verum)

Schoepfiaceae edit

• gulf graytwig (Schoepfia schreberi)

Scrophulariaceae edit

• California figwort (Scrophularia californica)
• Chihuahuan sage (Leucophyllum laevigatum)
• common mullein (Verbascum thapsus)
• goatweed (Capraria biflora)
• poverty bush (Eremophila decipiens)
• rain sage (Leucophyllum zygophyllum)
• Rio Bravo sage (Leucophyllum langmaniae)
• Rio Grande butterfly bush (Buddleja sessiliflora)
• Sierra Bouquet sage (Leucophyllum pruinosum)
• silverleaf sage (Leucophyllum candidum)
• Texas ranger (Leucophyllum frutescens)
• woolly butterfly bush (Buddleja marrubiifolia)

Selaginellaceae edit

• Arizona spikemoss (Selaginella arizonica)
• Peruvian spikemoss (Selaginella peruviana)
• resurrection fern (Selaginella novoleonensis)
• resurrection plant (Selaginella pilifera)
• rockloving spikemoss (Selaginella rupincola)
• Underwood's spikemoss (Selaginella underwoodii)
• Wright's spikemoss (Selaginella wrightii)

Simaroubaceae edit

• crucifixion thorn (Castela emoryi)
• Stewart's crucifixion thorn (Castela stewartii)
• tree of heaven (Ailanthus altissima)

Simmondsiaceae edit

• jojoba (Simmondsia chinensis)

Solanaceae edit

• American black nightshade (Solanum americanum)
• apple of Peru (Nicandra physalodes)
• Arizona desert-thorn (Lycium exsertum)
• Baja desert-thorn (Lycium brevipes)
• Berlandier's wolfberry (Lycium berlandieri)
• black nightshade (Solanum nigrum)
• Brazilian nightshade (Solanum seaforthianum)
• broadleaf groundcherry (Physalis latiphysa)
• buffalobur nightshade (Solanum rostratum)
• bush-violet (Browallia eludens)
• California desert-thorn (Lycium californicum)
• chili pepper (Capsicum annuum)
• Chinese lantern (Quincula lobata)
• Chinese thorn-apple (Datura quercifolia)
• Cleveland's tobacco (Nicotiana clevelandii)
• creeping false holly (Jaltomata procumbens)
• cultivated tobacco (Nicotiana tabacum)
• cutleaf groundcherry (Physalis angulata)
• desert thorn-apple (Datura discolor)
• desert wolfberry (Lycium macrodon)
• divine nightshade (Solanum nigrescens)
• Frémont's desert-thorn (Lycium fremontii)
• fuzzyfruit nightshade (Solanum candidum)
• heartleaf nightshade (Solanum cardiophyllum)
• Hinds' nightshade (Solanum hindsianum)
• husk tomato (Physalis pubescens)
• ivyleaf groundcherry (Physalis hederifolia)
• Jamaican forget-me-not (Browallia americana)
• Jerusalem cherry (Solanum pseudocapsicum)
• jimsonweed (Datura stramonium)
• melonleaf nightshade (Solanum heterodoxum)
• netted globecherry (Margaranthus solanaceus)
• Parish's desert-thorn (Lycium parishii)
• potatotree (Solanum erianthum)
• pricklyburr (Datura innoxia)
• pygmy groundcherry (Physalis minima)
• sacred thorn-apple (Datura wrightii)
• seaside petunia (Calibrachoa parviflora)
• sharpleaf groundcherry (Physalis acutifolia)
• silverleaf nightshade (Solanum elaeagnifolium)
• sonoita nightshade (Solanum adscendens)
• Sonoran nightshade (Solanum lumholtzianum)
• southwestern groundcherry (Physalis caudella)
• sticky nightshade (Solanum sisymbriifolium)
• Tex-Mex tobacco (Nicotiana plumbaginifolia)
• tomato (Solanum lycopersicon)
• tree tobacco (Nicotiana glauca)
• tropical groundcherry (Physalis patula)
• violetflower petunia (Petunia integrifolia)
• yellow nightshade groundcherry (Physalis crassifolia)

Stegnospermataceae edit

• Stegnosperma halimifolium

Talinaceae edit

• jewels of Opar (Talinum paniculatum)
• Ceylon spinach (Talinum triangulare)

Tamaricaceae edit

• Athel tamarisk (Tamarix aphylla)
• five-stamen tamarisk (Tamarix chinensis)

Tetrachondraceae edit

• juniper leaf (Polypremum procumbens)

Thelypteridaceae edit

• red maiden fern (Thelypteris rudis)
• roughhairy maiden fern (Thelypteris hispidula)
• showy maiden fern (Christella puberula)
• softhairy maiden fern (Thelypteris pilosa)

Tropaeolaceae edit

• nasturtium (Tropaeolum majus)

Typhaceae edit

• broadleaf cattail (Typha latifolia)
• dwarf cattail (Typha angustifolia)
• southern cattail (Typha domingensis)

Ulmaceae edit

• Siberian elm (Ulmus pumila)

Urticaceae edit

• artillery plant (Pilea microphylla)
• Coamo River pouzolzsbush (Pouzolzia occidentalis)
• dwarf nettle (Urtica urens)
• flameberry (Urera caracasana)
• Florida pellitory (Parietaria floridana)
• heartleaf nettle (Urtica chamaedryoides)
• mountain nettle (Urtica gracilenta)
• Pennsylvania pellitory (Parietaria pensylvanica)

Verbenaceae edit

• bigbract verbena (Verbena bracteata)
• brushland shrubverbena (Lantana achyranthifolia)
• Carolina vervain (Verbena carolina)
• catstongue (Priva lappulacea)
• common lantana (Lantana camara)
• common vervain (Verbena officinalis)
• Dakota mock vervain (Glandularia bipinnatifida)
• gray vervain (Verbena canescens)
• Mexican oregano (Lippia graveolens)
• mountain mock vervain (Glandularia elegans)
• Peruvian verbena (Verbena peruviana)
• pink mock vervain (Glandularia pumila)
• purple porterweed (Stachytarpheta frantzii)
• queen's wreath (Petrea volubilis)
• rock verbena (Verbena tenera)
• rose vervain (Glandularia canadensis)
• sandpaper verbena (Verbena rigida)
• seashore vervain (Verbena litoralis)
• South American mock vervain (Glandularia pulchella)
• southwestern mock vervain (Glandularia gooddingii)
• trailing lantana (Lantana montevidensis)
• turkey tangle fogfruit (Phyla nodiflora)
• West Indian shrubverbena (Lantana urticoides)
• Wright's beebrush (Aloysia wrightii)

Violaceae edit

• western greenviolet (Hybanthus attenuatus)

Vitaceae edit

• canyon grape (Vitis arizonica)
• desert wild grape (Vitis girdiana)
• princess vine (Cissus verticillata)
• sorrelvine (Cissus trifoliata)
• Virginia creeper (Parthenocissus quinquefolia)

Woodsiaceae edit

• Cochise cliff fern (Woodsia cochisensis)
• common ladyfern (Athyrium filix-femina)
• Phillips' cliff fern (Woodsia phillipsii)
• Plummer's cliff fern (Physematium plummerae)
• Reeves' bladderfern (Cystopteris reevesiana)

Zamiaceae edit

• chestnut dioon (Dioon edule)

Zygophyllaceae edit

• Arizona poppy (Kallstroemia grandiflora)
• California caltrop (Kallstroemia californica)
• California fagonbush (Fagonia laevis)
• creosote bush (Larrea tridentata)
• puncturevine (Tribulus terrestris)
• sticky fagonbush (Fagonia pachyacantha)
• warty caltrop (Kallstroemia parviflora)