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Plant
habit
trees
shrubs
vines / lianas
herbaceous
grass-like
cactus-like / succulents
aquatic & OBL wetland species
special groups
composites
legumes
milkweeds
mints
spurges
dicots
monocots
longevity
annual or biennial
perennial
sap
latex absent (sap clear)
latex present
Leaves
arrangement/phyllotaxy
basal
alternate
opposite
whorled
fascicled/clustered along stem
blade division
all simple
deeply lobed or divided
some or all fully compound
Flower
principal flower color
white or cream
purple
blue
green
yellow
orange
red
pink
brown
inconspicuous
ovaries/pistils per flower
1
2-5
more than 5
Fruit or Cone
fruit consistency at maturity
dry/leathery
fleshy
Petrified Forest National Park
NPS-SCPN
Species Count: 378
Amaranthaceae
Allenrolfea occidentalis
Amaranthus acanthochiton
Amaranthus albus
Amaranthus blitoides
Amaranthus hybridus
Amaranthus retroflexus
Atriplex argentea
Atriplex canescens
Atriplex confertifolia
Atriplex obovata
Atriplex powellii
Atriplex rosea
Atriplex saccaria
Bassia scoparia
Blitum nuttallianum
Chenopodium berlandieri
Chenopodium desiccatum
Chenopodium fremontii
Chenopodium hians
Chenopodium incanum
Chenopodium leptophyllum
Cycloloma atriplicifolium
Halogeton glomeratus
Kochia americana
Krascheninnikovia lanata
Salsola tragus
Suaeda torreyana
Amaryllidaceae
Allium macropetalum
Anacardiaceae
Rhus trilobata
Apiaceae
Cymopterus glomeratus
Vesper bulbosus
Vesper purpurascens
Apocynaceae
Asclepias involucrata
Asclepias subverticillata
Funastrum cynanchoides
Asparagaceae
Androstephium breviflorum
Yucca angustissima
Yucca baccata
Asteraceae
Achillea millefolium
Acroptilon repens
Ambrosia acanthicarpa
Artemisia biennis
Artemisia bigelovii
Artemisia dracunculus
Artemisia filifolia
Artemisia frigida
Artemisia ludoviciana
Artemisia tridentata
Bidens bigelovii
Brickellia californica
Chaenactis macrantha
Chaenactis stevioides
Chaetopappa ericoides
Chrysothamnus depressus
Chrysothamnus greenei
Cirsium ochrocentrum
Cirsium vulgare
Conyza canadensis
Ericameria nauseosa
Erigeron concinnus
Erigeron consimilis
Erigeron divergens
Erigeron eatonii
Erigeron flagellaris
Gaillardia pinnatifida
Gutierrezia microcephala
Gutierrezia sarothrae
Helianthus annuus
Helianthus ciliaris
Helianthus petiolaris
Heliomeris multiflora
Heterotheca subaxillaris
Hymenothrix loomisii
Hymenothrix wrightii
Isocoma drummondii
Lactuca serriola
Lorandersonia baileyi
Malacothrix fendleri
Malacothrix sonchoides
Oxytenia acerosa
Pectis angustifolia
Petradoria pumila
Picradeniopsis oppositifolia
Psilostrophe tagetina
Ratibida columnifera
Ratibida tagetes
Sanvitalia abertii
Scabrethia scabra
Sonchus asper
Stephanomeria exigua
Stephanomeria pauciflora
Taraxacum officinale
Tetradymia canescens
Tetraneuris acaulis
Tetraneuris ivesiana
Thelesperma megapotamicum
Townsendia annua
Townsendia incana
Townsendia strigosa
Tragopogon dubius
Tragopogon pratensis
Verbesina encelioides
Xanthisma grindelioides
Xanthisma spinulosum
Xanthium strumarium
Zinnia grandiflora
Boraginaceae
Cryptantha crassisepala
Cryptantha cycloptera
Cryptantha fulvocanescens
Heliotropium convolvulaceum
Lappula marginata
Lithospermum incisum
Lithospermum multiflorum
Nama densa
Nama hispida
Oreocarya bakeri
Oreocarya flava
Phacelia cephalotes
Phacelia crenulata
Phacelia integrifolia
Phacelia ivesiana
Brassicaceae
Alyssum alyssoides
Alyssum simplex
Boechera perennans
Chorispora tenella
Descurainia incisa
Descurainia obtusa
Descurainia pinnata
Descurainia sophia
Dimorphocarpa wislizeni
Draba cuneifolia
Lepidium alyssoides
Lepidium draba
Lepidium lasiocarpum
Lepidium oblongum
Physaria fendleri
Physaria intermedia
Physaria newberryi
Physaria rectipes
Rorippa sinuata
Rorippa sphaerocarpa
Sisymbrium altissimum
Stanleya pinnata
Streptanthella longirostris
Cactaceae
Cylindropuntia whipplei
Echinocereus triglochidiatus
Opuntia fragilis
Opuntia macrorhiza
Opuntia polyacantha
Opuntia tortispina
Sclerocactus papyracanthus
Sclerocactus whipplei
Caryophyllaceae
Eremogone eastwoodiae
Cleomaceae
Cleomella serrulata
Wislizenia refracta
Convolvulaceae
Convolvulus arvensis
Evolvulus nuttallianus
Cupressaceae
Juniperus monosperma
Cyperaceae
Cyperus squarrosus
Eleocharis macrostachya
Eleocharis parishii
Schoenoplectus pungens
Elaeagnaceae
Elaeagnus angustifolia
Ephedraceae
Ephedra cutleri
Ephedra torreyana
Ephedra viridis
Euphorbiaceae
Chamaesyce parryi
Chamaesyce revoluta
Croton texensis
Euphorbia albomarginata
Euphorbia fendleri
Tragia ramosa
Fabaceae
Alhagi maurorum
Astragalus albulus
Astragalus amphioxys
Astragalus brandegeei
Astragalus flavus
Astragalus kentrophyta
Astragalus lonchocarpus
Astragalus sophoroides
Astragalus wingatanus
Astragalus xiphoides
Glycyrrhiza lepidota
Hoffmannseggia glauca
Ladeania lanceolata
Lupinus pusillus
Medicago lupulina
Medicago sativa
Melilotus officinalis
Parryella filifolia
Peteria scoparia
Pomaria jamesii
Prosopis glandulosa
Sophora stenophylla
Gentianaceae
Frasera paniculata
Geraniaceae
Erodium cicutarium
Juncaceae
Juncus bufonius
Lamiaceae
Marrubium vulgare
Poliomintha incana
Salvia pachyphylla
Salvia reflexa
Stachys rothrockii
Liliaceae
Calochortus aureus
Linaceae
Linum aristatum
Linum lewisii
Linum neomexicanum
Linum puberulum
Loasaceae
Mentzelia albicaulis
Mentzelia multiflora
Malvaceae
Malvella leprosa
Sphaeralcea ambigua
Sphaeralcea angustifolia
Sphaeralcea emoryi
Sphaeralcea hastulata
Sphaeralcea incana
Sphaeralcea parvifolia
Nyctaginaceae
Abronia elliptica
Abronia fragrans
Allionia incarnata
Boerhavia spicata
Mirabilis glabra
Mirabilis linearis
Mirabilis multiflora
Tripterocalyx wootonii
Oleaceae
Menodora scabra
Onagraceae
Calylophus lavandulifolius
Chylismia scapoidea
Oenothera albicaulis
Oenothera cespitosa
Oenothera curtiflora
Oenothera flava
Oenothera pallida
Oenothera suffrutescens
Orobanchaceae
Castilleja integra
Castilleja linariifolia
Castilleja martini
Orobanche cooperi
Orobanche fasciculata
Papaveraceae
Argemone pleiacantha
Argemone polyanthemos
Pinaceae
Pinus edulis
Plantaginaceae
Penstemon lentus
Plantago argyraea
Plantago lanceolata
Plantago major
Plantago patagonica
Poaceae
Agropyron cristatum
Agrostis stolonifera
Andropogon hallii
Aristida adscensionis
Bothriochloa barbinodis
Bouteloua aristidoides
Bouteloua barbata
Bouteloua curtipendula
Bouteloua eriopoda
Bouteloua gracilis
Bouteloua hirsuta
Bouteloua simplex
Bromus diandrus
Bromus inermis
Bromus japonicus
Bromus racemosus
Bromus rubens
Bromus tectorum
Calamovilfa gigantea
Cenchrus spinifex
Chloris virgata
Cynodon dactylon
Dasyochloa pulchella
Distichlis spicata
Echinochloa crus-galli
Elymus x pseudorepens
Enneapogon desvauxii
Eragrostis barrelieri
Eragrostis intermedia
Eragrostis mexicana
Eriocoma arida
Eriocoma hymenoides
Hesperostipa comata
Hesperostipa neomexicana
Hilaria jamesii
Hopia obtusa
Hordeum jubatum
Lolium perenne
Lolium pratense
Muhlenbergia depauperata
Muhlenbergia longiligula
Muhlenbergia porteri
Muhlenbergia pungens
Muhlenbergia torreyi
Munroa squarrosa
Panicum capillare
Panicum hirticaule
Pascopyrum smithii
Phragmites australis
Piptatheropsis micrantha
Poa fendleriana
Poa pratensis
Polypogon monspeliensis
Polypogon viridis
Puccinellia distans
Puccinellia nuttalliana
Schedonnardus paniculatus
Schedonorus pratensis
Schizachyrium scoparium
Scleropogon brevifolius
Setaria viridis
Sorghum halepense
Sporobolus airoides
Sporobolus arenicola
Sporobolus contractus
Sporobolus coromandelianus
Sporobolus cryptandrus
Sporobolus flexuosus
Sporobolus giganteus
Sporobolus interruptus
Thinopyrum elongatum
Vulpia octoflora
Polemoniaceae
Aliciella leptomeria
Aliciella subnuda
Aliciella triodon
Gilia clokeyi
Gilia ophthalmoides
Gilia sinuata
Giliastrum acerosum
Ipomopsis longiflora
Ipomopsis multiflora
Ipomopsis polycladon
Ipomopsis pumila
Polygonaceae
Eriogonum annuum
Eriogonum cernuum
Eriogonum deflexum
Eriogonum divaricatum
Eriogonum hookeri
Eriogonum inflatum
Eriogonum jamesii
Eriogonum lachnogynum
Eriogonum leptophyllum
Eriogonum pulchrum
Eriogonum subreniforme
Persicaria lapathifolia
Persicaria pensylvanica
Polygonum aviculare
Polygonum ramosissimum
Rumex crispus
Rumex dentatus
Rumex obtusifolius
Rumex salicifolius
Portulacaceae
Portulaca oleracea
Ranunculaceae
Ceratocephala testiculata
Clematis ligusticifolia
Delphinium scaposum
Ranunculus cymbalaria
Rosaceae
Purshia stansburyana
Rubiaceae
Houstonia rubra
Salicaceae
Populus fremontii
Populus x acuminata
Salix exigua
Salix gooddingii
Sarcobataceae
Sarcobatus vermiculatus
Scrophulariaceae
Verbascum blattaria
Verbascum thapsus
Verbascum virgatum
Simaroubaceae
Ailanthus altissima
Solanaceae
Chamaesaracha coronopus
Datura wrightii
Lycium pallidum
Nicotiana attenuata
Quincula lobata
Solanum elaeagnifolium
Solanum jamesii
Solanum rostratum
Tamaricaceae
Tamarix chinensis
Typhaceae
Typha domingensis
Ulmaceae
Ulmus pumila
Verbenaceae
Phyla cuneifolia
Verbena bracteata
Zygophyllaceae
Tribulus terrestris