Family
Botanical Name
Common Name
Cultivar / Sub-Species / Variety
Origin
Caprifoliaceae
Abelia x grandiflora
glossy abelia
Italy
Malvaceae
Abutilon palmeri
indian mallow
Western Arizona
Fabaceae
Acacia acuminata
raspberry jam tree
South Australia
Fabaceae
Acacia aneura
mulga acacia
Australia
Fabaceae
Acacia baileyana
Bailey's acacia, cootamundra wattle
Australia
Fabaceae
Acacia berlandieri
guajillo, Berlandier's acacia
Texas/Northeast Mexico
Fabaceae
Acacia brachystachya
turpentine mulga, umbrella mulga
Australia
Fabaceae
Acacia cambagei
stinking wattle, gidgee, stinking gidgee
Australia
Fabaceae
Acacia cana
broadleaf nealie
Australia
Fabaceae
Acacia constricta
viscid acacia
vernicosa
Southwest US
Fabaceae
Acacia constricta
white thorn acacia, mescat
Desert Southwest
Fabaceae
Acacia coriacea
wirewood
Australia
Fabaceae
Acacia craspedocarpa
leather leaf acacia, hop mulga, wattle
Australia
Fabaceae
Acacia farnesiana
sweet acacia
Mexico/Central America
Fabaceae
Acacia galpinii
monkey thorn
Southern Africa
Fabaceae
Acacia greggii
catclaw acacia
Desert Southwest
Fabaceae
Acacia harpophylla
brigalow, brigalow spearwood, orkor
Australia
Fabaceae
Acacia jennerae
coonavittra wattle
Australia
Fabaceae
Acacia karroo
karoo thorn
South Africa
Fabaceae
Acacia microbotrya
manna wattle
Australia
Fabaceae
Acacia notabilis
notable wattle
Australia
Fabaceae
Acacia papyrocarpa
western myall
Australia
Fabaceae
Acacia pendula
weeping acacia
Australia
Fabaceae
Acacia pennatula
feather acacia
Mexican Tropics
Fabaceae
Acacia pruinocarpa
black gidgee
Australia
Fabaceae
Acacia redolens
prostrate acacia
Australia
Fabaceae
Acacia redolens
spreading acacia
Fabaceae
Acacia retinodes
swamp wattle
Australia
Fabaceae
Acacia rigidula
blackbrush acacia
Texas/Northern Mexico
Fabaceae
Acacia salicina
willow acacia, weeping wattle
Australia
Fabaceae
Acacia saligna
blue leaf acacia, wattle tree
Australia
Fabaceae
Acacia schaffneri
Schaffner's acacia
South Texas
Fabaceae
Acacia senegal
gum arabic
senegal
Africa
Fabaceae
Acacia sieberiana
leafy paperbark thorn
woodii
Africa
Fabaceae
Acacia sieberiana
paperbark thorn
Africa
Fabaceae
Acacia sp.
Unidentified Acacia
Fabaceae
Acacia stenophylla
shoestring acacia, pencil leaf acacia
Australia
Fabaceae
Acacia valida
Australia
Fabaceae
Acacia victoriae
bramble wattle, elegant wattle
Australia
Fabaceae
Acacia wrightii
Wright catclaw
wrightii
Desert Southwest
Euphorbiaceae
Acalypha monostachya
round copperleaf 'Raspberry Fuzzies'
'Raspberry Fuzzies'
Texas
Euphorbiaceae
Acalypha monostachya
round copperleaf
'Raspberry Fuzzies'
South Texas; Mexico
Myrtaceae
Acca sellowiana
pineapple guava
South America
Sapindaceae
Acer macrophyllum
Japanese maple
Pacific Northwest US
Sapindaceae
Acer oblongum
evergreen maple
Asia
Arecaceae
Acoelorrhaphe wrightii
everglades palm
Central America, Mexico, Caribbean
Malvaceae
Adansonia za
baobab, za
Madagascar
Apocynaceae
Adenium obesum
desert rose
Africa
Pteridaceae
Adiantum capillus-veneris
Southern maidenhair fern, Venus hair fern
Temperate and tropical zones worldwide
Asparagaceae
Agave funkiana
blue lechuquila
Asparagaceae
Agave americana
white striped century plant
var. medio picta
Asparagaceae
Agave americana
century plant
North America
Asparagaceae
Agave americana
striped American agave
'Variegata'
Mexico/Desert Southwest
Asparagaceae
Agave angustifolia
Carribean Agave
Asparagaceae
Agave applanata
Cream Spike agave
'Cream Spike'
Asparagaceae
Agave attenuata
foxtail agave
Central Mexico
Asparagaceae
Agave aurea
Baja California Sur agave
Asparagaceae
Agave avellanidens
Avellanidens agave
Baja California
Asparagaceae
Agave bovicornuta
cow's horn agave
Sierra Madre, Mexico
Asparagaceae
Agave celsii
smooth century plant
'Nova'
Asparagaceae
Agave cerulata
maguey
Mexico
Asparagaceae
Agave chazaroi
Chazaro's century plant
Asparagaceae
Agave deserti
desert agave
Sonoran Desert
Asparagaceae
Agave desmettiana
Desmettiana agave
Eastern Mexico
Asparagaceae
Agave dissimulans
Asparagaceae
Agave felgeri
mescalito
Hermosillo, Mexico
Asparagaceae
Agave geminiflora
twin flower agave
Mexico
Asparagaceae
Agave isthmensis
Dwarf Butterfly Agave
Asparagaceae
Agave lechuguilla
shindagger
Texas, New Mexico, Mexico
Asparagaceae
Agave lophantha
quadricolor century plant
'Quadricolor'
Asparagaceae
Agave macroacantha
black spine agave
Mexico
Asparagaceae
Agave margarita x parrasana
Magdalena Island x Cabbage Head agave
Asparagaceae
Agave montana
mountain agave
Northeast Mexico
Asparagaceae
Agave murpheyi
Variegated Murphey's agave
'Variegata'
Central Arizona
Asparagaceae
Agave murpheyi
Murphey's agave
Asparagaceae
Agave nickelsiae
king of agaves
Asparagaceae
Agave ocahui
amolillo, ocahui agave
Mexico
Asparagaceae
Agave oteroi
Sierra Mixteca agave
Asparagaceae
Agave ovatifolia
whale's tongue agave
Mexico
Asparagaceae
Agave pachycentra
Asparagaceae
Agave palmeri
Palmer's agave
Asparagaceae
Agave parryi
artichoke agave
'Truncata'
Mexico
Asparagaceae
Agave parryi
Parry's agave
Arizona, New Mexico, Mexico
Asparagaceae
Agave parryi
Huachuca agave
huachucensis
Arizona, New Mexico, Mexico
Asparagaceae
Agave parviflora
little flowered agave
Arizona; Sonora
Asparagaceae
Agave pelona
mezcal pelòn, bald agave
Northern Mexico
Asparagaceae
Agave potatorum
butterfly agave
Asparagaceae
Agave potatorum x colorata
butterfly x mescal ceniza
Asparagaceae
Agave quiotepecensis
rabo de leon
Asparagaceae
Agave salmiana
giant agave
Mexico
Asparagaceae
Agave shawii
coastal agave
Baja California
Asparagaceae
Agave sisalana
variegated sisal agave
'Mediopicta'
Asparagaceae
Agave sobria
mescal pardo
Sonoran Desert
Asparagaceae
Agave sp.
Unknown Agave
Asparagaceae
Agave striata
durango delight, espadin
Mexico
Asparagaceae
Agave titanota
black and blue chalk agave
'Black and Blue'
Asparagaceae
Agave toumeyana
miniature century plant, Toumey agave, Espadin
bella
Mountain Southwest
Asparagaceae
Agave univittata
holly agave
Texas/Northeast Mexico
Asparagaceae
Agave victoriae-reginae
Queen Victoria agave, Victoria Regina agave
Mexico
Asparagaceae
Agave vilmoriniana
octopus agave
Northern Mexico
Asparagaceae
Agave vivipara
narrow leaf agave
Central America, Mexico
Asparagaceae
Agave vizcainoensis
vizcaino desert agave
Baja California
Asparagaceae
Agave weberi
Weber's agave
Mexico, Southwest U.S.
Asparagaceae
Agave x
'Blue Glow' agave
'Blue Glow'
Asparagaceae
Agave x
'Little Shark' agave
Simaroubaceae
Ailanthus altissima
tree of heaven, Chinese sumac, varnish tree
China
Fabaceae
Albizia julibrissin
silk tree mimosa
East Asia
Fabaceae
Albizia julibrissin
ombrella silk tree
‘Boubri’
Asia
Fabaceae
Albizia lebbeck
lebbeck, woman's tongue, siris
Old World Tropics
Fabaceae
Albizia sinaloensis
Sinaloan albizia, Sinaloan silk tree, palo joso
Mexican Tropics
Berberidaceae
Alloberberis trifoliolata (Moric.) C.C. Yu & K.F. Chung
agarita
Desert Southwest
Casuarinaceae
Allocasuarina littoralis
black she-oak
Australia
Casuarinaceae
Allocasuarina verticillata
mountain she-oak
Australia
Asphodelaceae
Aloe cameronii
'Blue Elf' aloe
‘Blue Elf’
Africa
Xanthorrhoeaceae
Aloe castanea
cats tail aloe
Africa
Xanthorrhoeaceae
Aloe ferox
cape aloe
South Africa
Xanthorrhoeaceae
Aloe marlothii
mountain aloe
Africa
Xanthorrhoeaceae
Aloe vera
aloe vera
Mediterranean
Asphodelaceae
Aloe vera x
aloe vera hybrid, bitter plant hybrid
Aloeaceae
Aloe x
'Always Red' aloe
'Always Red'
Lamiaceae
Aloysia wrightii
oreganillo
Asteraceae
Ambrosia ambrosioides
canyon ragweed, ambrosia bursage, big bursage
Sonoran Desert - Baja, CA
Asteraceae
Ambrosia deltoidea
triangle leaf bursage, burro-weed
Southwest US
Fabaceae
Anadenanthera colubrina
curupay
Acanthaceae
Anisacanthus quadrifidus
Mexican flame
wrightii
North Mexico, Southwest US
Annonaceae
Annona muricata
soursop
American tropics
Annonaceae
Annona squamosa
sugar apple, sweetsop
American Tropics
Polygonaceae
Antigonon leptopus
coral vine, queen anne's wreath
Mexico
Ranunculaceae
Aquilegia chrysantha
golden-spurred columbine
Desert Southwest
Araucariaceae
Araucaria angustifolia
parana pine
Brazil
Araucariaceae
Araucaria bidwillii
bunya-bunya
Australia
Sapotaceae
Argania spinosa
argan
Southwest Morocco
Aristolochiaceae
Aristolochia fimbriata
white-veined hardy dutchman's pipe
Aristolochiaceae
Aristolochia watsonii
Watson's dutchman's pipe, indian root
Poaceae
Arundo donax
giant reed
Mediterranean Basin
Asclepiadaceae
Asclepias subulata
desert milkweed, rush milkweed
Desert Southwest
Liliaceae
Asparagus aethiopicus
Sprenger's asparagus
Southern Africa
Asparagaceae
Asparagus densiflorus
foxtail fern
'Myersii'
South Africa
Asparagaceae
Asparagus densiflorus
Sprenger's asparagus fern
‘Sprengeri’
Southern Africa
Cactaceae
Astrophytum asterias
sand dollar cactus
Texas and Mexico
Cactaceae
Astrophytum myriostigma
bishop's cap
Mexico
Amaranthaceae
Atriplex canescens
four-wing salt brush
Western US, Northern Mexico
Chenopodiaceae
Atriplex lentiformis
big saltbush, quailbush
Southwest US
Garryaceae
Aucuba japonica
spotted laurel
China, Taiwan, Southern Japan
Cactaceae
Austrocylindropuntia subulata
Eve's pin, crested eve's needle
‘Crestata’
South America
Acanthaceae
Avicennia germinans
black mangrove
Gulf of Mexico
Meliaceae
Azadirachta indica
neem tree
India
Poaceae
Bambusa oldhamii
Oldham bamboo
Taiwan
Fabaceae
Bauhinia bowkeri
Kei bauhinia
Africa
Fabaceae
Bauhinia carronii
Queensland ebony, northern bean tree, red bauhinia
Australia
Fabaceae
Bauhinia divaricata
Mexican butterfly bush
Mexico
Fabaceae
Bauhinia lunarioides
Anacacho orchid tree
Chihuahuan Desert
Fabaceae
Bauhinia macranthera
Chihuahuan orchid tree
Mexican Mountains
Fabaceae
Bauhinia sp.
unidentified Bauhinia
Fabaceae
Bauhinia variegata
white orchid tree
candida
China
Fabaceae
Bauhinia variegata
purple orchid tree
purpurea
China
Asparagaceae
Beaucarnea recurvata
ponytail palm
Mexico
Asteraceae
Berlandiera lyrata
chocolate flower
Western US, Northern Mexico
Arecaceae
Bismarckia nobilis
Bismarkia palm
Madagascar
Fabaceae
Bolusanthus speciosus
tree wisteria
Grasslands of southern Africa
Burseraceae
Boswellia sacra
frankincense
Northeastern Africa
Nyctaginaceae
Bougainvillea buttiana
'Barbara Karst' bougainvillea
‘Barbara Karst’
South America
Nyctaginaceae
Bougainvillea spinosa
fragrant bougainvillea
South America
Nyctaginaceae
Bougainvillea x
Bougainvillea 'Brasilensis'
'Brasilensis'
South America
Poaceae
Bouteloua gracilis
Blond Ambition blue grama grass
Cultivar 'Blond Ambition'
North America
Malvaceae
Brachychiton x excellens
pink bottle tree
Australia
Malvaceae
Brachychiton populneus
bottle tree, kurrajong
Australia
Malvaceae
Brachychiton rupestris
bottle tree, kurrajong
Australia
Arecaceae
Brahea armata
Mexican blue palm
Baja California
Arecaceae
Brahea brandegeei
San Jose hesper palm
Mexico
Arecaceae
Brahea calcarea
Sinaloa hesper palm, Oaxaca palm
Western and southern Mexico
Arecaceae
Brahea edulis
Guadalupe palm
Guadalupe Island, Mexico
Arecaceae
Brahea nitida
Oaxaca palm
Mexican Tropics
Arecaceae
Brahea sp.
unidentified Brahea
Mexico
Fabaceae
Brongniartia alamosana
Alamos pea flower, Alamos pea tre
Mexican Tropics
Scrophulariaceae
Buddleja davidii
butterfly bush, summer lilac
China
Scrophulariaceae
Buddleja marrubiifolia
woolly butterfly bush
Chihuahuan Desert
Asphodelaceae
Bulbine frutescens
stalked bulbine
Southern Africa
Zygophyllaceae
Bulnesia retama
retamo
South America
Burseraceae
Bursera fagaroides
torchwood, fragrant bursera, copal
Southwest US and Mexico
Burseraceae
Bursera filicifolia
torote
Baja California
Burseraceae
Bursera grandifolia
palo mulato
Mexico
Burseraceae
Bursera hindsiana
red elephant tree
Mexico
Burseraceae
Bursera microphylla
little leaf bursera, elephant tree
Mexico
Burseraceae
Bursera schlechtendalii
bursera
Mexico
Arecaceae
Butia odorata
pindo palm
Southern Brazil and adjacent areas of Uruguay
Buxaceae
Buxus microphylla
boxwood
Fabaceae
Caesalpinia cacalaco
cascalote
Mexican Tropics
Fabaceae
Caesalpinia gilliesii
yellow bird of paradise
Argentina
Fabaceae
Caesalpinia mexicana
Mexican bird of paradise
Mexico
Fabaceae
Caesalpinia palmeri
palo piejo
Mexico
Fabaceae
Caesalpinia paraguariensis
tranquility tree
South America
Fabaceae
Caesalpinia platyloba
palo colorado
Mexican Tropics
Fabaceae
Caesalpinia pulcherrima
red bird of paradise
American Tropics
Poaceae
Calamagrostis x acutiflora
feather reed grass
'Karl Foerster'
Europe
Malpighiaceae
Callaeum macropterum
yellow orchid vine
Southwestern U.S., Mexico
Fabaceae
Calliandra californica
Baja fairy duster, red fairy duster
Baja California Sur, Northern Mexico
Fabaceae
Calliandra eriophylla
pink fairy duster
Southwest US, Mexico
Fabaceae
Calliandra haematocephala
red powder puff
South America
Fabaceae
Calliandra peninsularis
Baja fairy duster, La Paz fairy duster
Mexico
Fabaceae
Calliandra x
'Maricopa Red' fairy duster
'Maricopa Red'
Myrtaceae
Callistemon citrinus
lemon bottlebrush
Australia
Myrtaceae
Callistemon pallidus
creamy callistemon
Australia
Myrtaceae
Callistemon rigidus
stiff bottlebrush
Australia
Myrtaceae
Callistemon viminalis
weeping bottlebrush
Australia
Myrtaceae
Callistemon viminalis
'Little John' dwarf bottlebrush, dwarf callistemon
'Little John'
Cupressaceae
Callitris columellaris
northern cypress pine
Australia
Cupressaceae
Calocedrus decurrens
incense cedar
Western North America
Apocynaceae
Calotropis procera
giant milkweed
Middle East/India
Onagraceae
Calylophus hartwegii
Hartweg's sundrops
Desert Southwest
Bignoniaceae
Campsis radicans
trumpet vine, common trumpet creeper
Southeastern U. S.
Solanaceae
Capsicum annuum
chiltepin, bird pepper, pequin pepper
glabriusculum
North-east Mexico
Caricaceae
Carica papaya
papaya
American Tropics
Apocynaceae
Carissa macrocarpa
natal plum, large num-num
South Africa
Cactaceae
Carnegiea gigantea
crested saguaro
Desert Southwest
Cactaceae
Carnegiea gigantea
saguaro
Desert Southwest
Arecaceae
Caryota mitis
Burmese fishtail palm
Southeast Asia
Apocynaceae
Cascabela thevetia
yellow oleander
South America
Apocynaceae
Cascabela thevetioides
giant thevetia
Tropical America
Rutaceae
Casimiroa edulis
white sapote
Central Mexico
Fabaceae
Cassia fistula
golden shower
India
Fabaceae
Cassia leptophylla
gold medallion tree
Brazil
Casuarinaceae
Casuarina cristata
belah
Australia
Casuarinaceae
Casuarina cunninghamiana
beefwood
Australia
Casuarinaceae
Casuarina obesa
swamp she-oak
Australia
Pinaceae
Cedrus atlantica
blue atlas cedar
North Africa
Pinaceae
Cedrus deodara
deodar cedar
India
Pinaceae
Cedrus libani
cedar of lebanon
Mediterranean
Malvaceae
Ceiba aesculifolia
kapok
Mexican Tropics
Malvaceae
Ceiba insignis
white floss silk tree
South America
Malvaceae
Ceiba sp.
Unknown ceiba
Malvaceae
Ceiba speciosa
pink floss silk tree
South America
Cannabaceae
Celtis laevigata
netleaf hackberry, canyon hackberry
reticulata
Mountain Southwest
Ulmaceae
Celtis pallida
desert hackberry, spiny hackberry
Sonoran Desert
Cactaceae
Cephalocereus polylophus
cone cactus
Mexico
Fabaceae
Ceratonia siliqua
carob
Mediterranean
Cycadaceae
Ceratozamia sp.
unidentified Ceratozamia
Mexican Tropics
Fabaceae
Cercidium microphyllum
little leaf palo verde, foothill palo verde
Desert Southwest
Fabaceae
Cercis canadensis
Mexican redbud
mexicana
Mountain Southwest, Chihuahua Desert
Fabaceae
Cercis chinensis
Chinese redbud
East Asia
Rosaceae
Cercocarpus montanus
birch leaf mountain mahogany
glaber
Mountain Southwest
Cactaceae
Cereus childsii
cereus cactus
Brazil
Cactaceae
Cereus hildmannianus
Hildmann's cereus, hedge cactus
South America
Cactaceae
Cereus repandus
apple cactus
South America
Cactaceae
Cereus repandus
curiosity cactus
South America
Arecaceae
Chamaerops humilis
Mediterranean fan palm, Mediterranean palm
Europe
Bignoniaceae
Chilopsis linearis
desert willow
Southwest United States, Mexico
Bignoniaceae
Chilopsis linearis
desert willow 'Art's Seedless'
'Art's Seedless'
Southwest United States, Mexico
Bignoniaceae
Chilopsis linearis
desert willow 'Warren Jones'
'Warren Jones'
Southwest United States, Mexico
Bignoniaceae
Chilopsis linearis
desert willow 'Lois Adams'
'Lois Adams'
Southwest United States, Mexico
Bignoniaceae
Chilopsis linearis
desert willow AZT
'AZT bicolor'
Southwest United States, Mexico
Bignoniaceae
Chilopsis linearis
desert willow 'Lucretia Hamilton'
'Lucretia Hamilton'
Southwest United States, Mexico
Bignoniaceae
Chilopsis linearis
desert willow 'Sweet Katie Burgundy'
'Sweet Katie Burgundy'
Southwest United States, Mexico
Bignoniaceae
Chilopsis linearis
Bubba desert willow
'Bubba'
Bignoniaceae
Chilopsis linearis
Sweet Bubba desert willow
Oleaceae
Chionanthus retusus
Chinese fringe tree
China
Fabaceae
Chloroleucon mangense
palo pinto
Southern Mexico, Tropical America
Fabaceae
Chloroleucon tortum
Brazilian raintree
Brazil and Paraguay
Asteraceae
Chrysactinia mexicana
damianita
Southwest US, Mexico
Rutaceae
Citrofortunella mitis
calamondin lime
East Asia
Rutaceae
Citrus aurantiifolia
Key Lime
Southeast Asia
Rutaceae
Citrus japonica
kumquat
East Asia
Rutaceae
Citrus paradisi
grapefruit
Caribbean
Rutaceae
Citrus sinensis
dwarf orange
'Shamouti'
East Asia
Rutaceae
Citrus sinensis
edible orange
East Asia
Rutaceae
Citrus sp.
unidentified citrus
Rutaceae
Citrus x aurantium
sour orange
Asia
Rutaceae
Citrus x aurantium
tangelo
Asia
Rutaceae
Citrus x meyeri
Meyer lemon
'Meyer'
China
Cactaceae
Cleistocactus baumannii
firecracker cactus
Cactaceae
Cleistocactus strausii
silver torch cactus, wooly torch cactus
South America
Polygonaceae
Coccoloba goldmanii
Sonoran sea grape
Sonoran Desert
Menispermaceae
Cocculus laurifolius
Hindu laurel
Japan/Himalayas
Rubiaceae
Coffea arabica
coffee
East Africa
Rubiaceae
Coffea canephora
robusta coffee, Congo coffee tree
Tropical Western, Sub-Saharan Africa
Fabaceae
Colophospermum mopane
mopane; mufomane; muvumbe
South Africa
Combretaceae
Combretum sp.
unidentified Combretum
South Africa
Commelinaceae
Commelina sp.
unidentified Commelina
Rhamnaceae
Condalia sp.
unidentified Condalia
Lamiaceae
Condea emoryi
desert lavender
Asteraceae
Conoclinium greggii
Gregg's mist flower
Boraginaceae
Cordia boissieri
Texas olive, anacahuita
Texas/Northeast Mexico
Boraginaceae
Cordia myxa
Assyrian plum
East Asia
Boraginaceae
Cordia parvifolia
littleleaf cordia
Northwestern Mexico
Boraginaceae
Cordia sonorae
palo de asta
Sonora, Mexico
Myrtaceae
Corymbia citriodora
lemon scented gum
Australia
Myrtaceae
Corymbia papuana
ghost gum
Australia
Anacardiaceae
Cotinus coggygria
smoke tree
Southern Europe
Anacardiaceae
Cotinus coggygria
purple smoke tree
'Purpureus'
Southern Europe/Asia
Fabaceae
Coursetia glanduosa
rosary babybonnets
Arizona, Mexico, Honduras
Bignoniaceae
Crescentia alata
calabash tree
Mexican Tropics
Bignoniaceae
Crescentia cujete
treegourd, calabash tree
Tropical America
Fabaceae
Crotalaria cunninghamii
bird flower
Australia
Apocynaceae
Cryptostegia grandiflora
red rubber vine
Africa
Cupressaceae
Cupressus × leylandii
Leyland cypress
Great Britain
Cupressaceae
Cupressus arizonica
Arizona cypress
Mountain Southwest
Cupressaceae
Cupressus arizonica
smoothbark Arizona cypress
glabra
Mountain Southwest
Cupressaceae
Cupressus sempervirens
narrow Italian cypress
'Stricta'
Mediterranean
Cupressaceae
Cupressus sempervirens
Italian cypress
Mediterranean
Asteraceae
Curio repens
blue chalk sticks, snake ragwort
South Africa
Cycadaceae
Cycas revoluta
sago palm
East Asia
Cactaceae
Cylindropuntia arbuscula
Arizona pencil cholla, pencil cholla
Sonoran desert
Cactaceae
Cylindropuntia leptocaulis
Christmas cactus, desert Christmas cactus
Southwest US, Northern Mexico
Cactaceae
Cylindropuntia molesta
agujilla, clavellina cholla
Baja California
Cactaceae
Cylindropuntia ramosissima
diamond cholla
Desert Southwest
Cactaceae
Cylindropuntia versicolor
staghorn cholla
Cactaceae
Cylndropuntia bigelovii
teddybear cholla
Northwest Mexico
Anacardiaceae
Cyrtocarpa edulis
plum-tree, ciruelo
Mexico
Fabaceae
Dalbergia sissoo
sissoo Tree
India
Fabaceae
Dalea bicolor
silver prarie clover, Baja dalea
orcuttiana
Southwestern US
Fabaceae
Dalea capitata
yellow dalea
Mexico
Fabaceae
Dalea frutescens
black dalea
Southern US
Fabaceae
Dalea greggii
trailing indigo bush
Chihuahuan desert
Fabaceae
Dalea pulchra
indigo bush, Santa Catalina prairie cover
Southwestern United States and Mexico
Fabaceae
Dalea sp.
unidentified Dalea
Asparagaceae
Dasylirion quadrangulatum
Mexican tree grass
Sonoran and Chihuahuan Desert
Asparagaceae
Dasylirion wheeleri
desert spoon, common sotol
Sonoran Desert
Solanaceae
Datura wrightii
sacred datura
Desert Southwest
Fabaceae
Delonix regia
royal poinciana
American Tropics, Madagascar
Fabaceae
Dermatophyllum secundiflorum
Texas mountain laurel
Texas/Northeast Mexico
Fabaceae
Dermatophyllum secundiflorum
silver peso Texas mountain laurel
'Silver Peso'
Texas/Northeast Mexico
Fabaceae
Dichrostachys cinerea
sickle bush
Tropical Africa
Acanthaceae
Dicliptera resupinata
Arizona foldwing
Zamiaceae
Dioon edule
palma de la virgen, virgin's palm, chestnut dioon
Mexico
Zamiaceae
Dioon spinulosum
gum palm
Mexican Tropics
Ebenaceae
Diospyros texana
Texas persimmon
Texas/Northeast Mexico
Sapindaceae
Dodonaea viscosa
hop bush, hopseed bush
Mexico
Bignoniaceae
Dolichandra unguis-cati
cats claw vine
Central America
Malvaceae
Dombeya rotundifolia
drolpeer
South Africa
Moraceae
Dorstenia drakena
contrajerva, barbodillo
Mexico to Central America
Salicaceae
Dovyalis caffra
Kei-apple
Africa
Asparagaceae
Drimia maritima
squill
Mediterranean
Verbenaceae
Duranta erecta
golden dew drop, skyflower, pigeon berry
Verbenaceae
Duranta erecta
'Gold Edge' skyflower
'Gold Edge'
Bromeliaceae
Dyckia x
Dyckia hybrid
South America
Fabaceae
Ebenopsis ebano
Texas ebony
Texas/Northeast Mexico
Cactaceae
Echinocactus grusonii
golden barrel
Mexico
Cactaceae
Echinocactus horizonthalonius
blue barrel cactus, devilshead, Turk's head cactus
nicholii
Desert Southwest
Cactaceae
Echinocereus engelmannii
Engelmann's hedgehog, strawberry hedgehog cactus
Desert Southwest
Cactaceae
Echinocereus fasciculatus
pinkflower hedgehog, robust hedgehog
Desert Southwest
Cactaceae
Echinocereus nicholii
Nichol’s hedgehog cactus, golden hedgehog
Cactaceae
Echinocereus rigidissimus
rainbow cactus
rubispinus
Mexico
Cactaceae
Echinopsis huascha
Argentinian torch cactus, torch cactus
South America
Cactaceae
Echinopsis oxygona
Easter lily cactus
South Brazil, Uruguay, North Argentina
Cactaceae
Echinopsis sp.
unidentified torch cactus
Bolivia, Argentina
Cactaceae
Echinopsis spachiana
torch cactus, white torch cactus
Cactaceae
Echinopsis terscheckii
cardon grande, Argentine saguaro
South America
Boraginaceae
Ehretia anacua
sandpaper tree
Texas/Northeast Mexico
Boraginaceae
Ehretia tinifolia
bastard cherry
Mexican Tropics
Elaeagnaceae
Elaeagnus pungens
silverthorn, thorny olive
China and Japan
Asteraceae
Encelia farinosa
brittlebush
Northern Mexico
Fabaceae
Enterolobium contortisiliquum
oreja de negro
Brazil
Fabaceae
Enterolobium cyclocarpum
guanacaste
Central America
Equisetaceae
Equisetum hyemale
scouring rush, horsetail reed
North America, Eurasia
Scrophulariaceae
Eremophila maculata
valentine bush
'Valentine'
Australia
Scrophulariaceae
Eremophila maculata
yellow emu
'Aurea'
Australia
Scrophulariaceae
Eremophila maculata
emu bush
Australia
Asteraceae
Ericameria laricifolia
turpentine bush
Rosaceae
Eriobotrya japonica
loquat, Japanese plum
East Asia
Polygonaceae
Eriogonum fasciculatum
California buckwheat
California
Fabaceae
Erythrina abyssinica
coral tree
Africa
Fabaceae
Erythrina bidwillii
coral bean, western coral bean
Tropical America
Fabaceae
Erythrina flabelliformis
chilicote, southwest coral bean
Desert Southwest
Fabaceae
Erythrina vespertilio
bean tree, bat’s wing coral tree, grey corkwood
Australia, New Guinea
Cactaceae
Escobaria vivipara
spinystar
Mexico to Canada
Myrtaceae
Eucalyptus caesia
silver princess
Australia
Myrtaceae
Eucalyptus camaldulensis
red gum eucalyptus, red river gum
Australia
Myrtaceae
Eucalyptus campaspe
silver top gimlet
Australia
Myrtaceae
Eucalyptus cinerea
argyle apple, silver dollar eucalyptus
Australia
Myrtaceae
Eucalyptus erythrocorys
red cap gum
Australia
Myrtaceae
Eucalyptus erythronema
red-flowered mallee
Australia
Myrtaceae
Eucalyptus forrestiana
fuchsia gum
Australia
Myrtaceae
Eucalyptus gillii
curly mallee
Australia
Myrtaceae
Eucalyptus grossa
coarse leaved mallee
Australia
Myrtaceae
Eucalyptus kruseana
book-leaf malle
Australia
Myrtaceae
Eucalyptus leucoxylon
white ironbark
Australia
Myrtaceae
Eucalyptus leucoxylon
pink flowered yellow gum
'Rosea'
Australia
Myrtaceae
Eucalyptus macrocarpa
mottlecah
Western Australia
Myrtaceae
Eucalyptus microtheca
coolibah tree, tiny capsule eucalyptus
Australia
Myrtaceae
Eucalyptus polyanthemos
silver dollar gum
Australia
Myrtaceae
Eucalyptus populnea
poplar-leaf gum
Australia
Myrtaceae
Eucalyptus salmonophloia
salmon gum
Australia
Myrtaceae
Eucalyptus salubris
gimlet
Myrtaceae
Eucalyptus sargentii
salt river gum
Australia
Myrtaceae
Eucalyptus sp.
unidentified eucalyptus
Australia
Myrtaceae
Eucalyptus spathulata
swamp mallee, narrow leafed gimlet
Australia
Myrtaceae
Eucalyptus stricklandii
Strickland's gum
Australia
Myrtaceae
Eucalyptus torquata
coral gum
Australia
Myrtaceae
Eucalyptus victrix
smooth barked coolibah
Australia
Myrtaceae
Eucalyptus websteriana
Webster's mallee
Australia
Myrtaceae
Eucalyptus woodwardii
lemon-flowered gum, Woodward's black eucalyptus
Australia
Myrtaceae
Eugenia uniflora
Surinam cherry; pitanga
South America
Celastraceae
Euonymus japonicus
evergreen spindle; Japanese holly
Japan, Korea, China
Euphorbiaceae
Euphorbia antisyphilitica
candelilla, wax plant
Texas, Mexico
Euphorbiaceae
Euphorbia canariensis
Canary Island spurge
Canary Islands
Euphorbiaceae
Euphorbia ingens
candelabra tree
Southern Africa
Euphorbiaceae
Euphorbia ingens
variegated candelabra tree
Southern Africa
Euphorbiaceae
Euphorbia lomelii
lady slipper
American Tropics
Euphorbiaceae
Euphorbia milii
crown of thorns
Middle East
Euphorbiaceae
Euphorbia resinifera
Moroccan mound
Morocco
Euphorbiaceae
Euphorbia rigida
gopher spurge
Euphorbiaceae
Euphorbia rigida
gopher plant, two gland euphorbia
Mediterranean
Euphorbiaceae
Euphorbia tirucalli
firesticks
Africa
Euphorbiaceae
Euphorbia trigona
African milk tree
Central Africa
Euphorbiaceae
Euphorbia xanti
Baja spurge
Baja California
Fabaceae
Eysenhardtia orthocarpa
kidneywood
U.S., Southwest, Mexico
Fabaceae
Faidherbia albida
apple-ring thorn tree, winter thorn, Balanzan tree
Sub-Saharan Africa
Rosaceae
Fallugia paradoxa
Apache plume
Southwest US
Araliaceae
Fatsia japonica
Japanese aralia
Japan
Cactaceae
Ferocactus emoryi
Emory's barrel, Emory barrel, Coville's barrel
Arizona, Mexico
Cactaceae
Ferocactus emoryi
haptin cactus, straight-spined barrel
rectispinus
Northern Baja California, Mexico
Cactaceae
Ferocactus glaucescens
blue barrel cactus
Mexico
Cactaceae
Ferocactus gracilis
fire barrel cactus
Cactaceae
Ferocactus pilosus
Mexican fire barrel, red barrel
Northcentral Mexico
Cactaceae
Ferocactus pilosus
Mexican fire barrel, red barrel
Northcentral Mexico
Cactaceae
Ferocactus stainesii
Merican fire barrel
flavispina
Mexico
Cactaceae
Ferocactus wislizeni
Coville's barrel, yellow spine barrel
Southwest US, Northwest Mexico
Cactaceae
Ferocactus wislizeni
fishhook barrel
Sonoran Desert
Moraceae
Ficus carica
common fig
Mediterranean
Moraceae
Ficus elastica
rubber tree
India
Moraceae
Ficus insipida
chalate
Mexican Tropics
Moraceae
Ficus macrocarpa
Indian laurel fig
nitida
Moraceae
Ficus palmeri
rock fig
Mexico
Moraceae
Ficus pertusa
Sonoran strangler fig
Mexico/Central America
Moraceae
Ficus petiolaris
rock fig
Mexico, Sonora, Baja California
Moraceae
Ficus pumila
creeping fig
Moraceae
Ficus rubiginosa
Port Jackson fig
Australia
Moraceae
Ficus sp.
unidentified Ficus
Moraceae
Ficus trigonata
chalate
Mexican Tropics
Resedaceae
Forchhammeria watsonii
palo jito
Sonoran Desert
Fouquieriaceae
Fouquieria burragei
Baja tree ocotillo
Baja California
Fouquieriaceae
Fouquieria columnaris
boojum, cirio
Baja California
Fouquieriaceae
Fouquieria diguetii
palo adan
Baja California, Sonora
Fouquieriaceae
Fouquieria fasciculata
tropical ocotillo
Southern Mexico
Fouquieriaceae
Fouquieria leonilae
Southern Mexico
Fouquieriaceae
Fouquieria macdougalii
tree ocotillo, Mexican tree ocotillo
Mexico, Sonora
Fouquieriaceae
Fouquieria purpusii
caudex ocotillo
Central Mexico
Fouquieriaceae
Fouquieria splendens
ocotillo
Southern Arizona, Mexico
Oleaceae
Fraxinus angustifolia
raywood ash
'Raywood'
Mediterranean
Oleaceae
Fraxinus goodingii
Gooding’s ash
Oleaceae
Fraxinus greggii
Libby Davison little leaf ash
‘Libby Davison’
West Texas, New Mexico and Arizona
Oleaceae
Fraxinus greggii
little leaf ash, Gregg's ash
Desert Southwest
Oleaceae
Fraxinus papillosa
Chihuahuan ash
Texas/Northeast Mexico
Oleaceae
Fraxinus velutina
velvet ash, Arizona ash
Mountain Southwest
Oleaceae
Fraxinus velutina
fan tex ash
'Rio Grande'
Mountain Southwest
Oleaceae
Fraxinus velutina
Modesto ash
'Modesto'
Mountain Southwest
Asparagaceae
Furcraea tuberosa
narrow-leaf agave
Mexico
Rutaceae
Geijera parviflora
Australian willow, wilga
Australia
Fabaceae
Geoffroea decorticans
Chilean palo verde
South America
Ginkgoaceae
Ginkgo biloba
ginkgo, maidenhair tree
China
Fabaceae
Gleditsia triacanthos
honey locust
Eastern North America
Fabaceae
Gleditsia tricanthos
'Shademaster' honey locust
'Shademaster'
North America
Malvaceae
Gossypium harknessii
San Marcos hibiscus
Baja Mexico
Proteaceae
Grevillea robusta
silk oak
Australia
Cactaceae
Grusonia kunzei
desert club cholla, devil cholla
Desert Southwest
Zygophyllaceae
Guaiacum coulteri
guayacán
Mexico, Guatemala
Fabaceae
Gymnocladus dioica
Kentucky coffee tree
Eastern North America
Fabaceae
Haematoxylum brasiletto
brazilwood
West coast of Mexico, Colombia, and Venezuela
Rubiaceae
Hamelia patens
firebush, hummingbird bush
American subtropics
Bignoniaceae
Handroanthus chrysotrichus
ipe yellow amapa, golden trumpet tree
South America
Fabaceae
Havardia mexicana
Mexican ebony
Sonora, Mexico
Fabaceae
Havardia pallens
tenaza
Mexico, Southwest Texas
Araliaceae
Hedera canariensis
canarian ivy, Algerian ivy
Canary Islands, the Azores, and North Africa
Araliaceae
Hedera helix
common ivy
Europe, Western Asia
Asparagaceae
Hesperaloe funifera
giant hesperaloe, Coahuilan hesperaloe
Northeastern Mexico
Asparagaceae
Hesperaloe nocturna
night-blooming hesperaloe
Asparagaceae
Hesperaloe parviflora
yellow yucca
'Yellow'
Desert Southwest
Asparagaceae
Hesperaloe parviflora
red yucca
Texas, Mexico
Asparagaceae
Hesperaloe parviflora
red yucca 'Brake Lights'
'Perpa'
Chihuahuan desert
Rosaceae
Heteromeles arbutifolia
toyon
California/Baja California
Malvaceae
Hibiscus rosa-sinensis
Chinese hibiscus, China rose
East Asia
Malvaceae
Hibiscus sabdariffa
roselle
West Africa
Malvaceae
Hibiscus syriacus
variegated rose of sharon
'Variegata'
China
Arecaceae
Hyphaene thebaica
doum palm
Aquifoliaceae
Ilex cornuta
Chinese holly
Eastern China, Korea
Convolvulaceae
Ipomoea arborescens
tree morning glory
Mexican Tropics
Bignoniaceae
Jacaranda mimosifolia
jacaranda
Brazil
Bignoniaceae
Jacaranda mimosifolia
bonsai blue jacaranda
'Sakai01’
South America
Oleaceae
Jasminum mesnyi
primrose jasmine
Vietnam, southern China
Euphorbiaceae
Jatropha cinerea
leafylimberbush
Mexican Desert
Euphorbiaceae
Jatropha cordata
papelio
Mexico
Euphorbiaceae
Jatropha cuneata
physicnut
Baja California
Euphorbiaceae
Jatropha dioica
leatherstem, sangre de drago
Southwest US, Texas, Northern Mexico
Euphorbiaceae
Jatropha malacophylla
sycamore leaf limberbush
Mexico
Euphorbiaceae
Jatropha sp.
unidentified Jatropha
Arecaceae
Jubaea chilensis
Chilean wine palm
South America
Juglandaceae
Juglans major
Arizona Walnut
Mountain Southwest
Cupressaceae
Juniperus chinensis
Chinese juniper
China
Cupressaceae
Juniperus chinensis
Hollywood juniper
'Kaizuka'
China
Cupressaceae
Juniperus chinensis
Spartan juniper
'Spartan'
Northeast Asia
Cupressaceae
Juniperus deppeana
alligator juniper, alligator bark juniper
'Pachyphlaea'
Texas, Arizona, Mexico
Cupressaceae
Juniperus scopulorum
juniper 'Moonglow'
'Moonglow'
Western North America
Cupressaceae
Juniperus sp.
unknown Juniper
Cupressaceae
Juniperus virginiana
eastern red cedar
Eastern North America
Acanthaceae
Justicia adhatoda
Malabar nut, adulsa, adhatoda
Asia
Acanthaceae
Justicia brandegeana
shrimp plant
Mexico
Acanthaceae
Justicia californica
chuparosa
Arizona, Baja California, Sonora
Acanthaceae
Justicia candicans
red Justicia, Chihuahua honeysuckle
Arizona, Sonora, Western Chihuahua
Acanthaceae
Justicia spicigera
firecracker bush, Chihuahuan honeysuckle
Northeastern Mexico, South to tropical Mexcio
Crassulaceae
Kalanchoe beharensis
felt bush, elephant ear
Madagascar
Koeberliniaceae
Koeberlinia spinosa
crucifixion thorn, all thorn
tenuispina
Desert Southwest/Mexico
Sapindaceae
Koelreuteria paniculata
golden rain tree
China
Lythraceae
Lagerstroemia indica
crape myrtle
China
Lythraceae
Lagerstroemia indica
black diamond red hot myrtle
‘Black Diamond Red Hot’
Asia
Malvaceae
Lagunaria pattersonii
cow itch tree
Australia
Combretaceae
Laguncularia racemosa
white mangrove
Tropical America and Africa
Verbenaceae
Lantana camara
bush lantana
Central America
Verbenaceae
Lantana montevidensis
'New Gold' lantana
'New Gold'
South America
Verbenaceae
Lantana montevidensis
trailing lantana, purple lantana
South America
Verbenaceae
Lantana montevidensis
white trailing lantana
'Alba'
South America
Verbenaceae
Lantana sp.
unidentified Lantana
Zygophyllaceae
Larrea cuneifolia
jarilla
South America
Zygophyllaceae
Larrea divaricata
jarilla
South America
Zygophyllaceae
Larrea tridentata
creosote, greasewood
Sonoran Desert
Lauraceae
Laurus azorica
Azores laurel
Azores Islands
Lauraceae
Laurus nobilis
bay laurel, sweet bay, true laurel, Grecian laurel
Greece
Lamiaceae
Lavandula dentata
French lavender, fringed lavender
Lamiaceae
Lavandula stoechas
French lavender
Fabaceae
Leucaena cuspidata
Mexico
Fabaceae
Leucaena greggii
yellow popinac
Mexican Tropics
Fabaceae
Leucaena leucocephala
white lead tree
Mexican Tropics
Fabaceae
Leucaena retusa
golden ball lead tree, golden leadball
Texas
Scrophulariaceae
Leucophyllum candidum
violet silverleaf
Texas
Scrophulariaceae
Leucophyllum candidum
silver cloud Texas ranger
'Silver Cloud'
Scrophulariaceae
Leucophyllum frutescens
Texas ranger, cenizo
Texas
Scrophulariaceae (Figwort Family)
Leucophyllum laevigatum
Chihuahuan rain sage
Texas, Mexico
Scrophulariaceae
Leucophyllum langmaniae
Lynn's legacy Texas ranger
‘Lynn’s Legacy’
Desert Southwest
Scrophulariaceae
Leucophyllum zygophyllum
blue ranger, blue rain sage
Chihuahuan Desert
Oleaceae
Ligustrum japonicum
Japanese privet
Japan
Oleaceae
Ligustrum lucidum
common privet
China
Verbenaceae
Lippia graveolens
Mexican oregano
Southwest US
Altingiaceae
Liquidambar styraciflua
American sweet gum
Eastern North America
Asparagaceae
Liriope muscari
lily turf
East Asia
Arecaceae
Livistona chinensis
Chinese fan palm
China
Caprifoliaceae
Lonicera pilosa
mexican honeysuckle
Solanaceae
Lycium andersonii
Anderson's wolfberry
Southwest US
Solanaceae (Shade Night family)
Lycium fremontii
wolfberry, desert thorn
Sonoran Desert
Fabaceae
Lysiloma watsonii
featherbush
Mexican Desert
Magnoliaceae
Magnolia grandiflora
southern magnolia
Southeastern United States
Malpighiaceae
Malpighia glabra
Barbados cherry
Mexico, Central America
Rosaceae
Malus domesticus
Anna apple
'Anna'
Central Asia
Cactaceae
Mammillaria geminispina
twin spined cactus
Mexico
Cactaceae
Mammillaria grahamii
Graham's nipple
Desert Southwest
Cactaceae
Mammillaria parkinsonii
owl eye pincushion
Mexico
Cactaceae
Mammillaria plumosa
feather cactus
Mexico
Cactaceae
Mammillaria sonorensis
Sonoran pincushion
Asparagaceae
Manfreda maculosa
silver leopard spice lily
'Silver Leopard'
Anacardiaceae
Mangifera indica
mango
India
Euphorbiaceae
Manihot caudata
manihot
Mexican Tropics
Euphorbiaceae
Manihot esculenta
cassava, manioc
Brazil
Sapotaceae
Manilkara zapota
sapodilla
Central America
Fabaceae
Mariosousa millefolia
santarita acacia, milfoil wattle
Southwestern North America
Fabaceae
Mariosousa willardiana
palo blanco, Willard's acacia
Sonora, Mexico
Malpighiaceae (Malpighia Family)
Mascagnia lilacina
purple orchid vine, lavender orchid vine
Chihuahuan Desert
Celastraceae
Maytenus phyllanthoides
mangle dulce
Mexico, Texas
Myrtaceae
Melaleuca alternifolia
tea tree
alternifolia maiden & betche
Australia
Myrtaceae
Melaleuca coccinea
goldfeilds bottlebrush
Myrtaceae
melaleuca leucadendra
Tea Tree
Australia
Asteraceae
Melampodium leucanthum
blackfoot daisy
Western US, Northern Mexico
Meliaceae
Melia azedarach
chinaberry
'Umbraculiformis'
East Asia
Fabaceae
Mimosa distachya
gatuna
Desert Southwest
Moringaceae
Moringa oleifera
moringa, drumstick tree, horseradish tree
India
Moraceae
Morus alba
weeping mulberry
'Chaparral'
East Asia
Moraceae
Morus alba
fruitless mulberry
'Fruitless'
East Asia
Moraceae
Morus rubra
red mulberry
Eastern North America
Poaceae
Muhlenbergia capillaris
pink muhly
'Regal Mist'
Mexico, Texas
Poaceae
Muhlenbergia dubia
pine muhly
Poaceae
Muhlenbergia dumosa
bamboo muhly
Poaceae
Muhlenbergia lindheimeri
Lindheimer's muhly grass
Poaeceae
Muhlenbergia rigens
deergrass
Southwest US
Musaceae
Musa acuminata
banana, Cavendish banana
Southeast Asia, Tropical India, Northern Australia
Cactaceae
Myrtillocactus cochal
cochal
Baja California
Cactaceae
Myrtillocactus geometrizans
blue candle, blue myrtle-cactus
Mexico
Cactaceae
Myrtillocactus geometrizans
crested blue candle
Mexico
Myrtaceae
Myrtus communis
dwarf myrtle
'Compacta'
Mediterranean
Myrtaceae
Myrtus communis
twisted myrtle
'Boetica'
Mediterranean
Myrtaceae
Myrtus communis
common myrtle
Berberidaceae
Nandina domestica
dwarf sacred bamboo
'Compacta'
China, Japan
Berberidaceae
Nandina domestica
sacred bamboo, heavenly bamboo
China, Japan
Arecaceae
Nannorrhops ritchieana
Mazari palm
Middle East
Poaceae
Nassella tenuissima
Mexican feathergrass
Cactaceae
Neoraimondia herzogiana
baseball bat cactus
Bolivia
Apocynaceae
Nerium oleander
oleander
Mediterranean
Asparagaceae
Nolina matapensis
tree bear grass, Sonoran tree beargrass
Sonoran Desert
Asparagaceae
Nolina microcarpa
bear grass, sacahuista
Desert Southwest
Asparagaceae
Nolina nelsonii
blue nolina
Mexico
Acanthaceae
Odontonema cuspidatum
firespike; cardinal’s guard
Mexico
Onagraceae
Oenothera macrocarpa
desert primrose
'Missouriensis'
Southeast US
Oleaceae
Olea europaea
Chemlali olive
'Chemlali'
Tunisia
Oleaceae
Olea europaea
European olive
Eastern Mediterranean
Oleaceae
Olea europaea
mission olive
'Mission'
California
Oleaceae
Olea europaea
Wilson olive
'Wilson'
Mediterranean
Oleaceae
Olea europaea
Swan Hill Olives® Tree
'Swan Hill'
Australia
Fabaceae
Olneya tesota
ironwood
Desert Southwest
Anacardiaceae
Operculicarya decaryi
Jabily, Elephant tree
Madagascar
Cactaceae
Opuntia articulata
pine cone cactus, spruce cone cactus
South America
Cactaceae
Opuntia basilaris
compact prickly pear cactus
'Caudata'
Cactaceae
Opuntia basilaris
beavertail cactus
Southwest
Cactaceae
Opuntia elata
arumbeva
Cactaceae
Opuntia engelmannii
spineless prickly pear
'Ellisiana'
Cactaceae
Opuntia engelmannii
Engelmanns prickly pear
Sonoran Desert
Cactaceae
Opuntia erinacea ursine
Snow prickly pear
'Snow'
Cactaceae
Opuntia ficus-indica
cactus pear, prickly pear, nopale
Mexico
Cactaceae
Opuntia gomei
'Old Mexico' prickly pear
'Old Mexico'
Cactaceae
Opuntia macrocentra
purple prickly pear
Southwest US, Northwest Mexico
Cactaceae
Opuntia microdasys
bunny ears cactus, yellow bunny ears
Southwest Desert
Cactaceae
Opuntia microdasys
crested bunny ears, wavy bunny ears
pallida
Mexico
Cactaceae
Opuntia robusta
wheel cactus
Mexico
Cactaceae
Opuntia santarita
Santa Rita prickly pear
Sonora, Chihuahua, Baja California
Cactaceae
Opuntia santarita
Santa Rita prickly pear
Sonora, Chihuahua, Baja California
Cactaceae
Opuntia wilcoxii
nopal, Wilcox prickly pear
Mexico
Cactaceae
Oreocereus celsianus
old man of the Andes, South American old man
Bolivia, Peru, Northern Argentina
Oleaceae
Osmanthus fragrans
sweet osmanthus, tea olive, sweet olive
Asia
Malvaceae
Pachira aquatica
Malabar chestnut, money tree
Central and South America
Cactaceae
Pachycereus marginatus
Mexican fence post
Mexico
Cactaceae
Pachycereus pringlei
cardon
Sonoran Desert
Cactaceae
Pachycereus schottii
totem pole cactus
Baja California
Cactaceae
Pachycereus schottii
senita
Northwestern Mexico
Anacardiaceae
Pachycormus discolor
Baja elephant tree
Baja California
Apocynaceae
Pachypodium baronii
Madagascar palm
Madagascar
Apocynaceae
Pachypodium saundersii
pachypodium
South Africa
Acanthaceae
Pachystachys spicata
cardinal's guard
South America, Central America
Rhamnaceae
Paliurus spina-christi
Christ's thorn
Africa
Fabaceae
Parkinsonia aculeata
Mexican palo verde, Jerusalem thorn
Mexican Tropics
Fabaceae
Parkinsonia florida
blue palo verde
Desert Southwest
Fabaceae
Parkinsonia glauca
Argentine palo verde
Argentina
Fabaceae
Parkinsonia praecox
palo brea
Mexican Desert
Fabaceae
Parkinsonia x
desert museum palo verde
'Desert Museum'
Desert Southwest
Fabaceae
Parkinsonia x sonorae
palo brea
Mexican Desert
Fabaceae
Parryella filifolia
common dunebroom
Desert Southwest
Asteraceae
Parthenium incanum
mariola
Western US, Northern Mexico
Asteraceae
Parthenium sp.
unidentified Parthenium
American Tropics
Vitaceae
Parthenocissus quinquefolia
Virginia creeper
Vitaceae
Parthenocissus sp.
hacienda creeper
'Hacienda Creeper'
Mexico
Passifloraceae
Passiflora arizonica
Arizona passionflower
Arizona, Mexico
Fabaceae
Peltophorum dubium
yellow poinciana
South America
Cactaceae
Peniocereus greggii
night blooming cereus, Arizona queen of the night
Desert Southwest
Cactaceae
Peniocereus viperinus
cardoncillo
Poaceae
Pennisetum setaceum
fountain grass, purple fountain grass
North & East Africa
Scrophulariaceae
Penstemon parryi
Parry's penstemon
Central Arizona
Lamiaceae
Perovskia atriplicifolia
Russian sage
Southwestern Asia, Central Asia
Acanthaceae
Persea americana
avocado, aguacate
Mexico
Arecaceae
Phoenix canariensis
Canary Island date palm
Canary Islands
Arecaceae
Phoenix dactylifera
true date palm, date palm
Middle East
Arecaceae
Phoenix pusilla
khajuri, Ceylon date palm
India and Sri Lanka
Arecaceae
Phoenix reclinata
Senegal date palm
South Africa
Arecaceae
Phoenix roebelenii
pygmy date palm
China
Arecaceae
Phoenix sylvestris
silver date palm
India
Rosaceae
Photinia sp.
unidentified Photinia
Pinaceae
Pinus brutia
elder pine
eldarica
Middle East
Pinaceae
Pinus canariensis
Canary Island pine
Canary Islands
Pinaceae
Pinus halepensis
Aleppo pine
Mediterranean
Pinaceae
Pinus herrerae
ocote
Mexican Mountains
Pinaceae
Pinus nigra
Austrian pine
Europe/Western Asia
Pinaceae
Pinus pinaster
maritime pine
Mediterranean
Pinaceae
Pinus pinea
Italian stone pine, umbrella pine
Mediterranean
Pinaceae
Pinus ponderosa
ponderosa pine
Mountain Southwest
Pinaceae
Pinus roxburghii
chir pine
India
Pinaceae
Pinus sp.
unidentified Pinus
Pinaceae
Pinus thunbergii
Japanese black pine
East Asia
Fabaceae
Piscidia mollis
fish poison tree
Mexican Desert
Nyctaginaceae
Pisonia capitata
garabato
Mexican Tropics
Anacardiaceae
Pistacia atlantica
Mt. Atlas pistache, Mt. Atlas mastic tree
North Africa
Anacardiaceae
Pistacia chinensis
Chinese pistache
East Asia
Anacardiaceae
Pistacia lentiscus
mastic tree
Mediterranean
Anacardiaceae
Pistacia sp.
unknown Pistache
Anacardiaceae
Pistacia x
red push pistache
'Red Push'
China
Fabaceae
Pithecellobium dulce
guamuchil
Mexico
Pittosporaceae
Pittosporum phillyraeoides
willow pittosporum, weeping pittosporum
Australia
Pittosporaceae
Pittosporum rhombifolium
Queensland pittosporum
Australia
Pittosporaceae
Pittosporum tobira
mock orange, Japanese cheesewood, Tobira
Eastern Asia
Pittosporaceae
Pittosporum tobira
Wheeler's dwarf pittosporum
'Wheeleri'
Japan
Platanaceae
Platanus × hispanica
London planetree
Europe and North American East Coast
Platanaceae
Platanus occidentalis
American sycamore, buttonwood
Eastern North America
Platanaceae
Platanus wrightii
Arizona sycamore
Desert Southwest
Cupressaceae
Platycladus orientalis
Oriental arborvitae
East Asia
Cupressaceae
Platycladus orientalis
Oriental arborvitae
East Asia
Euphorbiaceae
Pleradenophora bilocularis
jumping bean
Desert Southwest
Plumbaginaceae
Plumbago auriculata
cape plumbago, leadwort, skyflower
South Africa
Plumbaginaceae
Plumbago zeylanica
white desert plumbago
Arizona, Florida, Texas, Mexico
Apocynaceae
Plumeria obtusa
Singapore plumeria
East Asia
Apocynaceae
Plumeria rubra
plumeria
Mexican Tropics
Podocarpaceae
Podocarpus elongatus
'Icee Blue' yellowood
'Monmal'
South Africa
Podocarpaceae
Podocarpus macrophyllus
Japanese yew pine
East Asia
Lamiaceae
Poliomintha maderensis
lavender spice
Mexico
Dryopteridaceae
Polystichum munitum
sword fern
North America
Salicaceae
Populus alba
white poplar
Europe, Central Asia
Salicaceae
Populus brandegeei
guerigo
Mexico
Salicaceae
Populus mexicana
Yaqui cottonwood
Northwestern Mexico
Asteraceae
Porophyllum gracile
odora, slender poreleaf
Desert Southwest
Didieriaceae
Portulacarcia afra minima
dwarf elephant food
Fabaceae
Prosopis alba
Argentine mesquite
South America
Fabaceae
Prosopis alba x flexuosa
hybrid mesquite
Desert Southwest
Fabaceae
Prosopis alba x velutina
hybrid mesquite
Desert Southwest
Fabaceae
Prosopis chilensis
Chilean mesquite
South America
Fabaceae
Prosopis chilensis x flexuosa
hybrid mesquite
Desert Southwest
Fabaceae
Prosopis cineraria
khejri
India
Fabaceae
Prosopis glandulosa
Texas honey mesquite
Texas/Northeast Mexico
Fabaceae
Prosopis glandulosa
western honey mesquite
torreyana
Desert Southwest
Fabaceae
Prosopis glandulosa
Maverick honey mesquite
'Maverick'
Southwest U. S.
Fabaceae
Prosopis juliflora
mathenge, mesquite, algarroba, ironwood eterai
Mexico, Central and South America
Fabaceae
Prosopis laevigata
smooth mesquite
S. Texas / Mexico
Fabaceae
Prosopis nigra
black mesquite
South America
Fabaceae
Prosopis pubescens
screwbean mesquite
Desert Southwest
Fabaceae
Prosopis sp.
unknown Mesquite
Desert Southwest
Fabaceae
Prosopis velutina
Leslie Roy mesquite
'Leslie Roy'
Southwest U. S.
Fabaceae
Prosopis velutina
velvet mesquite
Desert Southwest
Fabaceae
Prosopis x
thornless mesquite
'Phoenix'
Desert Southwest
Fabaceae
Prosopis x
seedless AZT mesquite
'Seedless AZT'
Rosaceae
Prunus campanulata
Taiwan cherry
East Asia
Rosaceae
Prunus caroliniana
Carolina cherry laurel
Southeastern U. S.
Rosaceae
Prunus cerasifera
purple leaf plum
'Krauter Vesuvius'
Europe
Rosaceae
Prunus cerasifera
Japanese purple plum, myrobala plum
'Atropurpurea'
East Asia
Rosaceae
Prunus fasciculata
desert almond
Southwest US
Rosaceae
Prunus mexicana
Mexican plum
Rosaceae
Prunus pensylvanica
fire cherry
Eastern North America
Rosaceae
Prunus persica
peach
East Asia
Rosaceae
Prunus salicina
Japanese plum
China
Rosaceae
Prunus serotina
wild choke cherry
virens
Southern U. S.
Rosaceae
Prunus sp.
Unidentified Prunus
Unknown
Rosaceae
Prunus subhirtella
winter-flowering cherry
'Beni Hoshi'
Japan
Myrtaceae
Psidium guajava
guava
Tropical America
Fabaceae
Psorthamnus spinosus
smoketree
Lythraceae
Punica granatum
dwarf pomegranate
'Nana'
Europe
Lythraceae
Punica granatum
pomegranate
Mediterranean
Lythraceae
Punica granatum
pomegranate 'Wonderful'
'Wonderful'
Iran to Northern India
Rosaceae
Pyracantha crenulata
Nepalese firethorn
Nepal, India
Rosaceae
Pyracantha sp.
unidentified Pyracantha
Rosaceae
Pyrus calleryana
evergreen pear
East Asia
Rosaceae
Pyrus calleryana
flowering pear
‘Chanticleer’
China
Fagaceae
Quercus agrifolia
coast live oak
North American West Coast
Fagaceae
Quercus arizonica
Arizona white oak
Desert Southwest
Fagaceae
Quercus buckleyi
Texas red oak
Texas/Northeast Mexico
Fagaceae
Quercus canbyi
Canby's oak
Northern Mexico
Fagaceae
Quercus durifolia
roble prieto
Mexican Mountains
Fagaceae
Quercus emoryi
Emory oak
Mountain Southwest
Fagaceae
Quercus fusiformis
Texas live oak, plateau live oak
'Joan Lionetti'
Texas, Mexico
Fagaceae
Quercus hypoleucoides
silverleaf oak
Mountain Southwest US
Fagaceae
Quercus ilex
holly oak
Mediterranean
Fagaceae
Quercus muehlenbergii
chinkapin oak
North America
Fagaceae
Quercus oblongifolia
Mexican blue oak
Fagaceae
Quercus rugosa
netleaf oak
Mountain Southwest
Fagaceae
Quercus shumardii
Shumard oak
Southeastern United States
Fagaceae
Quercus sp.
unidentified Quercus
Unknown
Fagaceae
Quercus suber
cork oak
Mediterranean
Fagaceae
Quercus tomentella
island oak
California
Fagaceae
Quercus toumeyi
Toumey oak
Southwest US, Northwest Mexico
Fagaceae
Quercus turbinella
scrub oak
Desert Southwest
Fagaceae
Quercus virginiana
heritage live oak
Eastern North America
Fagaceae
Quercus virginiana
'Joan Lionetti' live oak
‘Joan Lionetti’
Arecaceae
Ravenea xerophila
majesty palm
Madagascar
Rosaceae
Rhaphiolepis indica
Indian hawthorne
Southeast Asia
Rosaceae
Rhapiolepis x delacourii
Georgia Petite Hawthorn
'Georgia Petite'
Arecaceae
Rhapis excelsa
lady finger palm
East Asia
Rhizophoraceae
Rhizophora mangle
red mangrove
American Tropics
Anacardiaceae
Rhus aromatica
fragrant sumac
Eastern US
Anacardiaceae
Rhus glaucescens
shiny sumac
Africa
Anacardiaceae
Rhus ovata
sugar bush
Sonoran Desert
Anacardiaceae
Rhus trilobata
skunk bush sumac
Western US, Canada
Anacardiaceae
Rhus virens
thick leaved sumac
choriophylla
Mexican Desert
Fabaceae
Robinia neomexicana
New Mexico honey locust
Mountain Southwest
Fabaceae
Robinia x holdtii
Holdt's locust
North America
Rosaceae
Rosa banksiae
tombstone rose, Lady Bank's rose
Scotland
Rosaceae
Rosa sp.
unidentified Rosa
Asia
Lamiaceae
Rosmarinus officinalis
rosemary
Mediteranean
Acanthaceae
Ruellia peninsularis
Baja ruellia
Baja California, Sonora
Acanthaceae
Ruellia simplex
Mexican bluebell
Mexico, Southwest US
Plantaginaceae
Russelia equisetiformis
firecracker plant, coral fountain
Mexico, Guatemala
Arecaceae
Sabal mexicana
Mexican palmetto
Mexican Tropics
Arecaceae
Sabal minor
dwarf palmeto
Southeastern United States
Arecaceae
Sabal palmetto
palmetto
Southeastern United States
Arecaceae
Sabal uresana
Sonoran palmetto
Northwestern Mexico
Arecaceae
Sabal x
riverside palmetto
'Riverside'
California
Salicaceae
Salix gooddingii
Gooddings willow
Desert Southwest
Lamiaceae
Salvia clevelandii
Cleveland sage
Baja California
Lamiaceae
Salvia greggii
autumn sage
Chihuahuan desert
Lamiaceae
Salvia greggii
Sparkle autumn sage
Sparkle
Lamiaceae
Salvia greggii
'Lipstick' autumn sage
'Lipstick'
Texas, Mexico
Lamiaceae
Salvia greggii
Furman's red autumn sage
'Furman's Red'
Texas, Mexico
Lamiaceae
Salvia leucantha
Mexican sage
Central & eastern Mexico
Lamiaceae
Salvia splendens
red salvia
Brazil
Lamiaceae
Salvia x jamensis
'Hot Lips' sage
'Hot Lips'
Mexico
Asparagaceae
Sansevieria cylindrica
African spear
Southeast Africa
Sapindaceae
Sapindus saponaria
soapberry
Mexican Tropics
Sapindaceae
Sapindus saponaria
western soapberry
drummondii
Sonoran Desert
Fabaceae
Schizolobium parahyba
palo de picho
Central America
Fabaceae
Schotia afra
karoo boer-bean
Africa
Fabaceae
Schotia afra
narrow leaf karoo boer-bean
angustifolia
Africa
Anacardiaceae
Searsia lancea
African sumac
South Africa
Fabaceae
Senegalia caffra
Kaffir thorn
South Africa
Fabaceae
Senegalia crassifolia
bauhinia leaf acacia
Mexican Desert
Fabaceae
Senegalia mellifera
blackthorn
Africa
Fabaceae
Senegalia occidentalis
Sonoran cat claw
Mexican Desert
Fabaceae
Senegalia visco
visco
South America
Fabaceae
Senna aphylla
Argentine desert senna, leafless senna
West Argentina
Fabaceae
Senna artemisioides
green feathery senna, silver cassia
fillifolia
Australia
Fabaceae
Senna artemisioides
feathery cassia
Fabaceae
Senna artemisioides
feathery cassia
artemisioides
Australia
Fabaceae
Senna atomaria
palo zorillo
Sonora to South America
Fabaceae
Senna covesii
desert senna; Coues' Cassia
Southwest US, Northwest Mexico
Fabaceae
Senna phyllodinea
silvery cassia
Central Australia
Fabaceae
Senna spectabilis
carnaval
excelsa
Brazil
Fabaceae
Senna wislizeni
shrubby senna
Desert Southwest
Simmondsiaceae
Simmondsia chinensis
jojoba
Southwest Desert
Cactaceae
Soehrensia thelegona
Solanaceae
Solanum erianthum
potato tree, mullein nightshade, velvet nightshade
Mexican Tropics
Fabaceae
Sophora tomentosa
yellow sophora, yellow necklacepod
’Truncata’
Central to south Florida and southern Texas
Fabaceae
Sopropis palmeri
palo fierro
North America
Malvaceae
Sphaeralcea ambigua
desert globemallow, globemallow
Sonoran desert
Malvaceae
Sphaeralcea coccinea
scarlet globemallow
Asteraceae
Sphagneticola trilobata
yellow dot, creeping-oxeye
Central America, South America, Caribbean Islands
Lamiaceae
Stachys coccinea
Texas betony, scarlet betony
Desert Southwest, Mexico
Apocynaceae
Stapelia x
Hybrid carrion flower
Africa
Cactaceae
Stenocereus alamosensis
octopus cactus
Mexico
Cactaceae
Stenocereus eruca
creeping devil
Mexican Desert
Cactaceae
Stenocereus gummosus
sour pitaya, pitaya agria
Baja California
Cactaceae
Stenocereus thurberi
organ pipe cactus
Northwestern Mexico
Cactaceae
Stetsonia coryne
toothpick cactus, Argentine toothpick cactus
Argentina, Paraguay, Bolivia
Fabaceae
Styphnolobium japonicum
Japanese pagoda
East Asia
Arecaceae
Syagrus romanzoffiana
queen palm
South America
Asteraceae
Tagetes lemmonii
Mt. Lemmon marigold
Southern Arizona
Tamaricaceae
Tamarix aphylla
tamarisk, athel tree
Middle East
Tamaricaceae
Tamarix chinensis
tamarisk
East Asia
Cupressaceae
Taxodium huegelii
Montezuma cypress
Mexican Tropics
Bignoniaceae
Tecoma capensis
cape honeysuckle
Southern Africa
Bignoniaceae
Tecoma stans
narrow leaf yellow bells
angustata
Southwest, Mexico
Bignoniaceae
Tecoma stans
yellow bells
Arizona/Mexico
Bignoniaceae
Tecoma stans
orange jubilee yellow bells
'Orange Jubilee'
Bignoniaceae
Tecoma x
'Red Hot' tecoma stans
'Red Hot'
Cactaceae
Tephrocactus articulatus
paper spine cactus, paper spine spruce cactus
papyracanthus
South America
Araliaceae
Tetrapanax papyrifer
rice paper plant
Southern China; Taiwan
Lamiaceae
Teucrium fruticans
shrubby germander
Mediterranean
Araceae
Thaumatophyllum bipinnatifidum
lacy tree philodendron
Brazil, Bolivia, Argentina, Paraguay
Cactaceae
Thelocactus lausseri
Sierra de las Ovejas thelocactus
Mexico
Cactaceae
Thelocactus rinconensis
bird's-nest cactus, bird's nest cactus
Mexico
Malvaceae
Theobroma cacao
cacao
American Tropics
Cupressaceae
Thuja sp.
unidentified Thuja
Asteraceae
Thymophylla pentachaeta
golden dyssodia, five-needled prickly leaf
Arizona, New Mexico, Texas, Mexico
Asteraceae
Tithonia diversifolia
Mexican sunflower, goldylocks
Mexico
Apocynaceae
Trachelospermum jasminoides
star jasmine, confederate jasmine
Southeast Asia
Arecaceae
Trachycarpus fortunei
windmill palm
East Asia
Commelinaceae
Tradescantia pallida
purple heart
Mexico
Ulmaceae
Ulmus parvifolia
little leaf elm, lacebark elm
East Asia
Pedaliaceae
Uncarina grandidieri
succulent sesame, mouse trap tree, unicorn tree
Madagascar
Sapindaceae
Ungnadia speciosa
Mexican buckeye
Southwest US, Mexico
Unknown
Unknown
Fabaceae
Vachellia aroma
aromita, aroma acacia
South America
Fabaceae
Vachellia campeachiana
boat thorn acacia; huinolo, boat-spine acacia
Mexican Tropics
Fabaceae
Vachellia caven
espinillo
South America
Fabaceae
Vachellia erioloba
giraffe thorn
Africa
Fabaceae
Vachellia gerrardii
wadi acacia
Central/Southern Africa
Fabaceae
Vachellia kirkii
floodplain acacia, vloedvlaktedoring
Africa
Fabaceae
Vachellia nilotica
gum arabic tree
Africa
Fabaceae
Vachellia nilotica
prickly acacia
adstringens
North Africa
Fabaceae
Vachellia tortilis
umbrella thorn
Sudan
Fabaceae
Vachellia xanthophloea
fever tree
East Africa
Apocynaceae
Vallesia glabra
smooth vallesia
Sonora to South America
Apocynaceae
Vallesia laciniata
vallesia
Mexican Tropics
Rosaceae
Vauquelinia californica
Arizona rosewood
Sonoran Desert
Verbenaceae
Verbena pulchella
moss verbena
South America
Verbenaceae
Verbena rigida
sandpaper verbena
South America
Adoxaceae
Viburnum suspensum
Sandanqua viburnum
Japan
Lamiaceae
Vitex agnus-castus
chaste tree, monk's pepper
Southern Europe
Lamiaceae
Vitex mollis
uvalama
Mexican Tropics
Lamiaceae
Vitex trifolia
carnavalito, simpleleaf chastetree, Monk's Pepper
Africa/Asia
Vitaceae
Vitis arizonica
canyon grape
Southwest United States, northern Mexico
Vitaceae
Vitis californica
California wild grape
Vitaceae
Vitis vinifera
grape, wine grape
Southeast and central Europe; Southwest Asia
Arecaceae
Washingtonia filifera
California fan palm
Desert Southwest
Arecaceae
Washingtonia robusta
Mexican fan palm
Mexico
Bignoniaceae
x Chitalpa tashkentensis
chitalpa
Eastern North America
Salicaceae
Xylosma longifolia
glossy xylosma
China
Asparagaceae
Yucca aloifolia
aloe yucca, Spanish bayonet
Southeastern United States, Caribbean, Yucatan
Asparagaceae
Yucca baccata
banana yucca
U.S. Southwest, Mexico, California
Asparagaceae
Yucca brevifolia
Joshua tree
Mohave desert
Asparagaceae
Yucca brevifolia
eastern Joshua tree, compact Joshua tree
jaegeriana
Asparagaceae
Yucca decipiens
palma China
Central Mexico
Asparagaceae
Yucca elata
soaptree yucca
Desert Southwest
Asparagaceae
Yucca faxoniana
faxon yucca
Mexico
Asparagaceae
Yucca filamentosa
Adam's needle and thread
Southeastern United States
Asparagaceae
Yucca filifera
palma China
Mexico
Asparagaceae
Yucca flaccida
floppy yucca
Eastern North America
Asparagaceae
Yucca gloriosa
moundlily yucca, Spanish dagger
Southeastern United States
Asparagaceae
Yucca gloriosa
pendulous yucca
tristis
Southeast United States
Asparagaceae
Yucca grandiflora
sahuiliqui
Mexican Mountains
Asparagaceae
Yucca rigida
blue yucca, denticulate-leaf yucca
Chihuahuan Desert, North Central Mexico
Asparagaceae
Yucca rostrata
beaked yucca
Texas, Northeast Mexico
Asparagaceae
Yucca rupicola
twisted leaf yucca
Mountain Southwest
Asparagaceae
Yucca schidigera
Mojave yucca, Spanish dagger, Izote de Ensenada
Northern Mexico
Asparagaceae
Yucca sp.
unidentified Yucca
Asparagaceae
Yucca thompsoniana
Thompson’s yucca
Northern Mexico
Asparagaceae
Yucca treculeana
trecul yucca
Desert Southwest, Northern Mexico
Asparagaceae
Yucca treculeana
Spanish dagger
Texas/Northeast Mexico
Asparagaceae
Yucca valida
datilillo, tree yucca
Mexico
Asparagaceae
Yucca x schottii
mountain yucca, Schott's yucca
Desert Southwest
Zamiaceae
Zamia pumila
wild sago
Caribbean
Fabaceae
Zapoteca formosa
Schott's stickpea
schottii
Arizona
Amaryllidaceae
Zephyranthes atamasca
rain lily
Rhamnaceae
Ziziphus jujuba
jujube
China
Rhamnaceae
Ziziphus mucronata
buffalo thorn jujube
Sub-Saharan Africa
zz
place holder
zz-unused