Disturbed Areas
A disturbed area is a locality which has been impacted by natural events; fire, wind, flood, insects and also by human activities such as agriculture, forest harvesting or construction of buildings and roads.
Cacti
Opuntia phaeacantha
brown-spine prickly pear
Forbs and Subshrubs
Acalypha neomexicana
New Mexico copperleaf
Achillea millefolium
common yarrow
Acroptilon repens
hardheads
Agoseris glauca
false agoseris
Alternanthera caracasana
washerwoman
Amaranthus albus
prostrate pigweed
Amaranthus blitoides
mat amaranth
Amaranthus fimbriatus
fringed amaranth
Amaranthus hybridus
slim amaranth
Amaranthus palmeri
carelessweed
Amaranthus powellii
Powell's amaranth
Amaranthus retroflexus
redroot amaranth
Amaranthus torreyi
Bigelow's amaranth
Amaranthus wrightii
Wright's amaranth
Ambrosia acanthicarpa
flatspine bur ragweed
Ambrosia artemisiifolia
annual ragweed
Ambrosia confertiflora
weakleaf bur ragweed
Ambrosia psilostachya
western ragweed
Ambrosia trifida
great ragweed
Amsinckia menziesii
Menzies' fiddleneck
Anoda cristata
crested anoda
Anoda pentaschista
field anoda
Antennaria parvifolia
small-leaf pussytoes
Anthemis cotula
stinking chamomile
Apocynum cannabinum
Indianhemp
Apodanthera undulata
melon-loco
Arabis fendleri
Fendler's rockcress
Arabis glabra
tower rockcress
Argemone pleiacantha
southwestern pricklypoppy
Artemisia campestris
field sagewort
Artemisia carruthii
Carruth's sagewort
Artemisia dracunculus
tarragon
Asclepias involucrata
dwarf milkweed
Asclepias latifolia
broadleaf milkweed
Asclepias nyctaginifolia
Mojave milkweed
Asclepias subverticillata
horsetail milkweed
Asclepias tuberosa
butterfly milkweed
Asparagus officinalis
garden asparagus
Asphodelus fistulosus
onionweed
Astragalus allochrous
halfmoon milkvetch
Atriplex elegans
wheelscale saltbush
Atriplex rosea
tumbling saltweed
Atriplex wrightii
Wright's saltbush
Bahia dissecta
ragleaf bahia
Baileya multiradiata
desert marigold
Baileya pleniradiata
woolly desert marigold
Bidens frondosa
devil's beggartick
Bidens pilosa
hairy beggarticks
Boerhavia coccinea
scarlet spiderling
Boerhavia coulteri
Coulter's spiderling
Boerhavia erecta
erect spiderling
Boerhavia intermedia
fivewing spiderling
Boerhavia spicata
creeping spiderling
Brassica juncea
brown mustard
Brassica nigra
black mustard
Calandrinia ciliata
fringed redmaids
Calycoseris wrightii
white tackstem
Camissonia chamaenerioides
longcapsule suncup
Cannabis sativa
marijuana
Capsella bursa-pastoris
shepherd's purse
Cardaria draba
whitetop
Castilleja angustifolia var. dubia
desert Indian paintbrush
Centaurea biebersteinii
spotted knapweed
Centaurea diffusa
diffuse knapweed
Centaurea melitensis
Maltese star-thistle
Cerastium fontanum
common mouse-ear chickweed
Ceratocephala testiculata
curveseed butterwort
Chamaesaracha coronopus
greenleaf five eyes
Chamaesyce albomarginata
whitemargin sandmat
Chamaesyce fendleri
bristlecup sandmat
Chamaesyce glyptosperma
ribseed sandmat
Chamaesyce hyssopifolia
hyssopleaf sandmat
Chamaesyce maculata
spotted sandmat
Chamaesyce melanadenia
red-gland spurge
Chamaesyce prostrata
prostrate sandmat
Chamaesyce serpyllifolia
thymeleaf sandmat
Chamaesyce vermiculata
wormseed sandmat
Chenopodium album
lambsquarters
Chenopodium atrovirens
pinyon goosefoot
Chenopodium berlandieri
pitseed goosefoot
Chenopodium desiccatum
aridland goosefoot
Chenopodium fremontii
Fremont's goosefoot
Chenopodium incanum
mealy goosefoot
Chenopodium watsonii
Watson's goosefoot
Chloracantha spinosa
spiny chloracantha
Chorispora tenella
crossflower
Cichorium intybus
chicory
Cicuta douglasii
western water hemlock
Cirsium arvense
Canada thistle
Cirsium ochrocentrum
yellowspine thistle
Cirsium vulgare
bull thistle
Cistanthe monandra
common pussypaws
Cleome lutea
yellow spiderflower
Cleome serrulata
Rocky Mountain beeplant
Conium maculatum
poison hemlock
Convolvulus arvensis
field bindweed
Conyza canadensis
Canadian horseweed
Cordylanthus wrightii
Wright's bird's beak
Coreopsis tinctoria
golden tickseed
Corispermum americanum
American bugseed
Corydalis aurea ssp. occidentalis
curvepod fumewort
Corydalis curvisiliqua
curvepod fumewort
Cosmos parviflorus
southwestern cosmos
Crotalaria pumila
low rattlebox
Croton lindheimerianus
threeseed croton
Croton texensis
Texas croton
Cryptantha angustifolia
Panamint cryptantha
Cryptantha crassisepala
thicksepal cryptantha
Cucurbita digitata
fingerleaf gourd
Cucurbita foetidissima
Missouri gourd
Cuscuta gronovii
scaldweed
Cuscuta indecora
bigseed alfalfa dodder
Cuscuta pentagona
fiveangled dodder
Dalea albiflora
whiteflower prairie clover
Dalea brachystachya
Fort Bowie prairie clover
Dalea candida
white prairie clover
Dalea leporina
foxtail prairie clover
Datura discolor
desert thorn-apple
Datura wrightii
sacred thorn-apple
Daucus pusillus
American wild carrot
Descurainia obtusa
blunt tansymustard
Descurainia pinnata
tansymustard
Descurainia sophia
herb sophia
Dimorphocarpa wislizeni
touristplant
Dipsacus fullonum
Fuller's teasel
Draba cuneifolia
wedgeleaf draba
Dracocephalum parviflorum
American dragonhead
Dysphania ambrosioides
Mexican tea
Dysphania botrys
Jerusalem oak goosefoot
Dysphania graveolens
fetid goosefoot
Dysphania pumilio
clammy wormweed, small crumbweed
Eclipta prostrata
false daisy
Elatine rubella
southwestern waterwort
Emmenanthe penduliflora
whisperingbells
Epilobium brachycarpum
tall annual willowherb
Eremalche exilis
white mallow
Eriastrum diffusum
miniature woollystar
Erigeron colomexicanus
running fleabane
Erigeron divergens
spreading fleabane
Erigeron modestus
plains fleabane
Eriogonum alatum
winged buckwheat
Eriogonum davidsonii
Davidson's buckwheat
Eriogonum deflexum
flatcrown buckwheat
Eriogonum fasciculatum
Eastern Mojave buckwheat
Eriogonum palmerianum
Palmer's buckwheat
Eriogonum polycladon
sorrel buckwheat
Erodium cicutarium
filaree
Erodium texanum
Texas storksbill
Erysimum repandum
spreading wallflower
Eschscholzia californica ssp. californica
California poppy
Eschscholzia glyptosperma
desert poppy
Eucrypta chrysanthemifolia
spotted hideseed
Euphorbia brachycera
horned spurge
Euphorbia dentata
toothed spurge
Euphorbia palmeri
woodland spurge
Euphorbia spathulata
warty spurge
Eustoma exaltatum
catchfly prairie gentian
Euthamia occidentalis
western goldentop
Evolvulus arizonicus
wild dwarf morning-glory
Flaveria trinervia
clustered yellowtops
Froelichia gracilis
slender snakecotton
Funastrum cynanchoides
fringed twinevine
Gaillardia pinnatifida
red dome blanketflower
Gaillardia pulchella
firewheel
Gaura coccinea
scarlet beeblossom
Geum aleppicum
yellow avens
Gilia flavocincta
lesser yellowthroat gilia
Gilia sinuata
rosy gilia
Glandularia gooddingii
southwest mock verain
Glycyrrhiza lepidota
American licorice
Grindelia laciniata
cutleaf gumweed
Grindelia nuda
curlytop gumweed
Grindelia squarrosa
curlycup gumweed
Guilleminea densa
small matweed
Helenium autumnale
common sneezeweed
Helianthus annuus
common sunflower
Helianthus nuttallii
Nuttall's sunflower
Helianthus petiolaris
prairie sunflower
Heliomeris multiflora
showy goldeneye
Heliotropium curassavicum
salt heliotrope
Herissantia crispa
bladdermallow
Heterotheca fulcrata
rockyscree false goldenaster
Heterotheca subaxillaris
camphorweed
Heterotheca villosa var. foliosa
hairy false goldenaster, leafy goldenaster
Hoffmannseggia glauca
Indian rushpea
Humulus lupulus
common hop
Hymenothrix loomisii
Loomis' thimblehead
Hymenothrix wrightii
Wright's thimblehead
Hymenoxys bigelovii
Bigelow's rubberweed
Hymenoxys cooperi
Cooper's rubberweed
Hymenoxys richardsonii
pinque rubberweed
Hymenoxys rusbyi
Rusby's rubberweed
Ipomoea costellata
crestrib morning-glory
Ipomoea hederacea
ivyleaf morning-glory
Ipomoea purpurea
tall morningglory
Ipomopsis aggregata
scarlet gilia
Ipomopsis longiflora
flaxflowered ipomopsis
Isocoma pluriflora
southern goldenbush
Kallstroemia californica
California caltrop
Kallstroemia grandiflora
Arizona poppy
Kallstroemia parviflora
warty caltrop
Kochia scoparia
mock cypress
Lactuca ludoviciana
biannual lettuce
Lactuca saligna
willowleaf lettuce
Lactuca serriola
prickly lettuce
Laennecia coulteri
Coulter's horseweed
Lamium amplexicaule
henbit deadnettle
Lappula occidentalis
flatspine stickseed
Lasthenia californica
California goldfields
Lathyrus latifolius
perennial pea
Lepidium densiflorum
common pepperweed
Lepidium lasiocarpum
shaggyfruit pepperweed
Lepidium thurberi
Thurber's pepperweed
Lepidium virginicum
Virginia pepperweed
Linaria dalmatica
Dalmatian toadflax
Linum usitatissimum
cultivated flax
Lotus humistratus
foothill deervetch
Lotus strigosus
strigose bird's-foot trefoil
Lotus unifoliolatus
American bird's-foot trefoil
Lupinus concinnus
bajada lupine
Lupinus sparsiflorus
Coulter's lupine
Machaeranthera bigelovii
Bigelow's tansyaster
Machaeranthera gracilis
slender goldenweed
Machaeranthera tagetina
mesa tansyaster
Machaeranthera tanacetifolia
tansyleaf tansyaster
Malacothrix clevelandii
Cleveland's desertdandelion
Malacothrix stebbinsii
Stebbins' desertdandelion
Malva neglecta
common mallow
Malvella sagittifolia
arrowleaf mallow
Mantisalca salmantica
dagger flower
Margaranthus solanaceus
netted globecherry
Marina parryi
Parry's false prairie-clover
Marrubium vulgare
horehound
Matthiola longipetala
night scented stock
Medicago lupulina
black medic
Medicago minima
little bur-clover
Medicago polymorpha
burclover
Medicago sativa
alfalfa
Melampodium leucanthum
plains blackfoot
Melilotus indicus
annual yellow sweetclover
Melilotus officinalis
sweetclover
Mentzelia albicaulis
whitestem blazingstar
Mentzelia montana
variegated-bract blazingstar
Mentzelia pumila
dwarf mentzelia
Microseris lindleyi
Lindley's silverpuffs
Mimetanthe pilosa
false monkeyflower
Mirabilis linearis
narrowleaf four o'clock
Mirabilis multiflora
Colorado four o'clock
Mirabilis oxybaphoides
smooth spreading four o'clock
Mirabilis pumila
dwarf four o'clock
Mollugo cerviana
threadstem carpet weed
Mollugo verticillata
green carpetweed
Monarda pectinata
pony beebalm
Monnina wrightii
blue pygmyflower
Monolepis nuttalliana
Nuttall's povertyweed
Navarretia intertexta
needleleaf navarretia
Nepeta cataria
catmint
Nicotiana attenuata
coyote tobacco
Nothoscordum bivalve
crowpoison
Nothoscordum texanum
Texas false garlic
Oenothera albicaulis
whitest evening primrose
Oenothera curtiflora
velvetweed
Oenothera elata
Hooker's evening primrose
Oenothera hexandra
harlequinbush
Oenothera pallida
pale evening primrose
Oenothera parviflora
velvetweed
Oenothera pubescens
South American evening primrose
Oenothera speciosa
pinkladies
Oenothera villosa
hairy evening primrose
Oncosiphon piluliferum
stinknet
Onopordum acanthium
Scotch thistle
Oxalis pes-caprae
Bermuda buttercup
Oxytropis lambertii
purple locoweed
Parietaria hespera
rillita pellitory
Pastinaca sativa
wild parsnip
Pectis angustifolia
lemonscent
Pectis cylindrica
Sonoran chinchweed
Pectis papposa
manybristle chinchweed
Pectis prostrata
spreading chinchweed
Pectocarya heterocarpa
chuckwalla combseed
Pectocarya platycarpa
broadfruit combseed
Pectocarya setosa
moth combseed
Penstemon barbatus
beardlip penstemon
Penstemon ophianthus
coiled anther penstemon
Penstemon palmeri
Palmer's penstemon
Penstemon thurberi
Thurber's penstemon
Penstemon virgatus
upright blue beardtongue
Petradoria pumila
rock goldenrod
Phacelia alba
white phacelia, white scorpion weed
Phacelia bombycina
Mangas Spring phacelia
Phaseolus filiformis
slimjim bean
Phemeranthus aurantiacus
orange fameflower
Physalis acutifolia
sharpleaf groundcherry
Physalis heterophylla
clammy groundcherry
Phytolacca americana
American pokeweed
Plantago lanceolata
narrowleaf plantain
Plantago patagonica
woolly plantain
Plantago rhodosperma
redseed plantain
Platystemon californicus
cream cup
Polanisia dodecandra
roughseed clammyweed
Polanisia dodecandra ssp. trachysperma
redwhisker clammyweed
Polygala alba
white milkwort
Polygonum aviculare
prostrate knotweed
Polygonum convolvulus
black bindweed
Polygonum douglasii
Douglas' knotweed
Polygonum lapathifolium
curlytop knotweed
Polygonum pensylvanicum
Pennsylvania smartweed
Portulaca halimoides
silkcotton purslane
Portulaca oleracea
little hogweed
Portulaca pilosa
kiss me quick
Portulaca suffrutescens
shrubby purslane
Portulaca umbraticola
wingpod purslane
Potentilla rivalis
brook cinquefoil
Potentilla thurberi
scarlet cinquefoil
Proboscidea parviflora
doubleclaw
Psilactis asteroides
New Mexico tansyaster
Rafinesquia californica
California plumeseed
Ratibida columnifera
upright prairie coneflower
Ricinus communis
castorbean
Rorippa microtitis
Chihuahuan yellowcress
Rumex acetosella
common sheep sorrel
Rumex crispus
curly dock
Rumex hymenosepalus
canaigre dock
Rumex obtusifolius
bitter dock
Sagina saginoides
arctic pearlwort
Sairocarpus nuttallianus
violet snapdragon
Salsola tragus
prickly Russian thistle
Salvia aethiopis
Mediterranean sage, African Sage
Salvia reflexa
lanceleaf sage
Salvia subincisa
sawtooth sage
Saponaria officinalis
bouncingbet
Schkuhria multiflora
manyflower false threadleaf
Schoenocrambe linearifloria
slimleaf plainsmustard
Scutellaria lateriflora
blue skullcap
Senecio eremophilus
desert ragwort
Senecio flaccidus var. flaccidus
threadleaf ragwort
Senecio spartioides
broom-like ragwort
Senecio wootonii
Wooton's ragwort
Sida abutifolia
spreading fanpetals
Silene antirrhina
sleepy catchfly
Sisymbrium altissimum
tall tumblemustard
Sisymbrium irio
London rocket
Solanum americanum
American black nightshade
Solanum douglasii
greenspot nightshade
Solanum elaeagnifolium
silverleaf nightshade
Solanum rostratum
buffalobur nightshade
Solanum triflorum
cutleaf nightshade
Solidago altissima
Canada goldenrod
Solidago canadensis
shorthair goldenrod
Solidago missouriensis
Missouri goldenrod
Solidago velutina
threenerve goldenrod
Solidago wrightii
Wright's goldenrod
Sonchus asper
spiny sowthistle
Sonchus oleraceus
common sowthistle
Sophora nuttalliana
silky sophora
Sphaeralcea ambigua
desert globemallow
Sphaeralcea angustifolia
copper globemallow
Sphaeralcea emoryi
Emory's globemallow
Sphaeralcea grossulariifolia
gooseberryleaf globemallow
Sphaeralcea laxa
caliche globe mallow
Stachys rothrockii
Rothrock's hedgenettle
Stanleya pinnata
desert princesplume
Stephanomeria minor
lesser wirelettuce
Stylocline gnaphalioides
mountain neststraw
Symphyotrichum divaricatum
southern saltmarsh aster
Symphyotrichum ericoides
white heath aster
Symphyotrichum expansum
Southwestern annual saltmarsh
Symphyotrichum falcatum
white prairie aster
Symphyotrichum lanceolatum
white panicle aster
Taraxacum laevigatum
rock dandelion
Taraxacum officinale
common dandelion
Tetraclea coulteri
Coulter's wrinklefruit
Teucrium canadense
Canada germander
Thelesperma megapotamicum
Hopi tea greenthread
Tidestromia lanuginosa
woolly tidestromia
Tragopogon dubius
yellow salsify
Tragopogon porrifolius
salsify
Trianthema portulacastrum
desert horsepurslane
Tribulus terrestris
puncturevine
Trifolium bejariense
Bejar clover
Trifolium gracilentum
pinpoint clover
Trifolium repens
white clover
Triodanis perfoliata
clasping Venus looking-glass
Urtica dioica
California nettle
Verbascum blattaria
moth mullein
Verbascum thapsus
common mullein
Verbena bracteata
bigbract verbena
Verbena macdougalii
MacDougal verbena
Verbena neomexicana
hillside vervain, New Mexico verbena
Verbena plicata
fanleaf vervain
Verbesina encelioides
golden crownbeard
Veronica peregrina
neckweed
Veronica polita
gray field speedwell
Viguiera dentata
toothleaf goldeneye
Wislizenia refracta
spectacle fruit
Xanthium spinosum
spiny cocklebur
Xanthium strumarium
rough cocklebur
Grasses
Achnatherum robustum
sleepygrass
Aegilops cylindrica
jointed goatgrass
Agrostis scabra
rough bentgrass
Agrostis stolonifera
creeping bentgrass
Alopecurus aequalis
shortawn foxtail
Aristida adscensionis
sixweeks threeawn
Aristida arizonica
Arizona threeawn
Aristida purpurea
purple threeawn
Aristida ternipes
spidergrass
Arrhenatherum elatius
tall oatgrass
Avena fatua
wild oat
Avena sativa
common oat
Bothriochloa barbinodis
cane beardgrass
Bothriochloa laguroides
silver beardgrass
Bouteloua aristidoides
needle grama
Bouteloua barbata
sixweeks grama
Bouteloua eriopoda
black grama
Bromus arizonicus
Arizona brome
Bromus catharticus
rescuegrass
Bromus diandrus
ripgut brome
Bromus inermis
smooth brome
Bromus rubens
red brome
Bromus tectorum
cheatgrass
Cenchrus spinifex
coastal sandbur
Chloris virgata
feather fingergrass
Cynodon dactylon
Bermudagrass
Dactylis glomerata
orchardgrass
Digitaria californica
Arizona cottontop
Digitaria sanguinalis
hairy crabgrass
Echinochloa colona
jungle rice
Echinochloa crus-galli
Barnyard grass
Echinochloa crus-pavonis
gulf cockspur grass
Elymus canadensis
Canada wildrye
Elymus trachycaulus
slender wheatgrass
Eragrostis cilianensis
stinkgrass
Eragrostis curvula
weeping lovegrass
Eragrostis mexicana
Mexican lovegrass
Eragrostis pectinacea
tufted lovegrass
Eragrostis spectabilis
purple lovegrass
Eragrostis superba
Wilman lovegrass
Eriochloa acuminata
tapertip cupgrass
Festuca arundinacea
tall fescue
Helictotrichon sempervirens
blue avena
Hesperostipa comata
needle & thread
Heteropogon contortus
tanglehead
Hordeum brachyantherum
meadow barley
Hordeum jubatum
foxtail barley
Hordeum marinum
seaside barley
Hordeum murinum
mouse barley
Hordeum pusillum
little barley
Leptochloa panicea
mucronate sprangletop
Leymus cinereus
basin wildrye
Lolium perenne
perennial ryegrass
Muhlenbergia appressa
Devils Canyon muhly
Muhlenbergia asperifolia
scratchgrass
Muhlenbergia microsperma
littleseed muhly
Muhlenbergia ramulosa
green muhly
Muhlenbergia repens
creeping muhly
Munroa squarrosa
false buffalograss
Panicum antidotale
blue panicum
Panicum capillare
witchgrass
Panicum obtusum
vine mesquite
Pennisetum glaucum
pearl millet
Pennisetum setaceum
crimson fountaingrass
Phalaris caroliniana
Carolina canarygrass
Phleum pratense
Timothy
Phragmites australis
common reed
Poa annua
annual bluegrass, walkgrass
Poa compressa
Canada bluegrass
Poa pratensis
Kentucky bluegrass
Polypogon monspeliensis
annual rabbitsfoot grass
Polypogon viridis
beardless rabbitsfoot grass
Pseudelymus saxicola
foxtail wheatgrass
Schedonnardus paniculatus
tumblegrass
Schismus barbatus
Mediterranean grass
Scleropogon brevifolius
burrograss
Secale cereale
cereal rye
Setaria pumila
yellow foxtail
Setaria viridis
green bristlegrass
Sorghum halepense
Johnsongrass
Sphenopholis obtusata
prairie wedgescale
Sporobolus contractus
spike dropseed
Sporobolus flexuosus
mesa dropseed
Sporobolus giganteus
giant dropseed
Thinopyrum ponticum
tall wheatgrass
Urochloa maxima
guineagrass
Vulpia microstachys
small fescue
Vulpia myuros
annual fescue
Vulpia octoflora
sixweeks fescue
Shrubs
Baccharis pteronioides
yerba de pasmo
Baccharis sarothroides
desertbroom
Encelia virginensis
Virgin River brittlebush
Gutierrezia sarothrae
broom snakeweed
Trees
Ailanthus altissima
tree of heaven
Catalpa bignonioides
southern catalpa
Elaeagnus angustifolia
Russian olive
Prosopis glandulosa
honey mesquite
Sambucus nigra
black elderberry
Tamarix chinensis
five-stamen tamarisk
Ulmus pumila
Siberian elm