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Home >> Checklist: Torrance County >> Previous version of Key >> Identification Key (new version): Torrance County Filter/Display Options Family/Genus Filter: Sort by: Display Common Names Display images: Plant habit trees shrubs vines / lianas herbaceous ferns & allies grass-like cactus-like / succulents aquatic & OBL wetland species special groups composites legumes milkweeds mints orchids spurges dicots monocots longevity annual or biennial perennial armature unarmed armed 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 ovaries/pistils per flower 1 2-5 more than 5 Fruit or Cone fruit consistency at maturity dry/leathery fleshy Torrance County Species Count: 759 Alismataceae Sagittaria cuneata Amaranthaceae Allenrolfea occidentalis Amaranthus albus Amaranthus blitoides Amaranthus hybridus Amaranthus powellii Amaranthus retroflexus Amaranthus torreyi Atriplex canescens Atriplex confertifolia Atriplex obovata Bassia scoparia Blitum capitatum Chenopodiastrum simplex Chenopodium atrovirens Chenopodium desiccatum Chenopodium fremontii Chenopodium incanum Chenopodium leptophyllum Chenopodium watsonii Cycloloma atriplicifolium Dysphania botrys Dysphania graveolens Froelichia gracilis Krascheninnikovia lanata Salsola collina Salsola tragus Suaeda calceoliformis Suaeda nigra Tidestromia lanuginosa Amaryllidaceae Allium cernuum Allium geyeri Allium macropetalum Anacardiaceae Rhus glabra Rhus trilobata Apiaceae Aletes acaulis Aletes filifolius Berula erecta Cymopterus newberryi Foeniculum vulgare Harbouria trachypleura Ligusticum porteri Osmorhiza depauperata Pseudocymopterus montanus Vesper constancei Vesper montanus Apocynaceae Asclepias asperula Asclepias oenotheroides Asclepias subverticillata Asclepias tuberosa Asclepias uncialis Asclepias viridiflora Asparagaceae Echeandia flavescens Yucca baccata Yucca elata Asteraceae Achillea millefolium Acroptilon repens Ageratina herbacea Aldama cordifolia Ambrosia confertiflora Ambrosia psilostachya Ambrosia tomentosa Antennaria marginata Antennaria microphylla Antennaria parvifolia Antennaria rosulata Artemisia bigelovii Artemisia carruthii Artemisia dracunculus Artemisia filifolia Artemisia franserioides Artemisia frigida Artemisia ludoviciana Baccharis bigelovii Baccharis wrightii Baileya multiradiata Berlandiera lyrata Bidens frondosa Bidens heterosperma Bidens leptocephala Bidens tenuisecta Brickellia californica Brickellia floribunda Brickellia grandiflora Brickellia rusbyi Brickelliastrum fendleri Carduus nutans Chaetopappa ericoides Chrysothamnus pulchellus Cichorium intybus Cirsium arvense Cirsium neomexicanum Cirsium ochrocentrum Cirsium undulatum Cirsium vulgare Cirsium wheeleri Conyza canadensis Coreopsis lanceolata Cyclachaena xanthiifolia Dyssodia papposa Echinacea angustifolia Engelmannia peristenia Ericameria nauseosa Erigeron bellidiastrum Erigeron divergens Erigeron eximius Erigeron flagellaris Erigeron glabellus Erigeron modestus Erigeron neomexicanus Erigeron speciosus Erigeron subtrinervis Erigeron tracyi Erigeron vetensis Erigeron vreelandii Gaillardia pinnatifida Grindelia squarrosa Gutierrezia sarothrae Gutierrezia sphaerocephala Gutierrezia wrightii Helianthella parryi Helianthella quinquenervis Helianthus annuus Helianthus ciliaris Helianthus maximiliani Helianthus pauciflorus Helianthus petiolaris Heliomeris multiflora Heliopsis helianthoides Heterosperma pinnatum Heterotheca fulcrata Heterotheca villosa Hieracium fendleri Hymenopappus filifolius Hymenopappus flavescens Hymenopappus tenuifolius Hymenothrix dissecta Hymenoxys brachyactis Hymenoxys odorata Hymenoxys richardsonii Isocoma pluriflora Lactuca serriola Laennecia coulteri Liatris punctata Lorandersonia baileyi Lygodesmia juncea Machaeranthera parviflora Machaeranthera tanacetifolia Melampodium leucanthum Oligoneuron rigidum Onopordum acanthium Oreochrysum parryi Packera fendleri Palafoxia sphacelata Pectis angustifolia Plectocephalus americanus Pseudoclappia arenaria Pseudognaphalium macounii Psilostrophe tagetina Psilostrophe villosa Ratibida columnifera Ratibida tagetes Rudbeckia laciniata Sanvitalia abertii Sartwellia flaveriae Senecio riddellii Senecio sacramentanus Senecio spartioides Senecio wootonii Solidago missouriensis Solidago mollis Solidago nana Solidago velutina Solidago wrightii Stephanomeria exigua Stephanomeria pauciflora Stephanomeria tenuifolia Taraxacum erythrospermum Taraxacum officinale Tetradymia canescens Tetradymia filifolia Tetraneuris acaulis Tetraneuris argentea Tetraneuris scaposa Thelesperma longipes Thelesperma megapotamicum Townsendia annua Townsendia eximia Townsendia exscapa Townsendia formosa Tragopogon dubius Tragopogon lamottei Tragopogon pratensis Verbesina encelioides Viguiera dentata Xanthisma gracile Xanthisma spinulosum Xanthium spinosum Xanthium strumarium Zinnia grandiflora Berberidaceae Berberis fremontii Berberis haematocarpa Berberis repens Boraginaceae Cryptantha fendleri Cryptantha fulvocanescens Cryptantha minima Hackelia besseyi Hackelia floribunda Hydrophyllum fendleri Lappula occidentalis Lithospermum incisum Lithospermum macromeria Mertensia franciscana Mertensia lanceolata Nama dichotoma Oreocarya oblata Oreocarya paysonii Oreocarya suffruticosa Phacelia heterophylla Phacelia neomexicana Tiquilia hispidissima Brassicaceae Alyssum simplex Boechera fendleri Camelina microcarpa Capsella bursa-pastoris Conringia orientalis Descurainia californica Descurainia incisa Descurainia obtusa Descurainia pinnata Descurainia sophia Dimorphocarpa wislizeni Draba aurea Draba cuneifolia Draba helleriana Draba rectifructa Draba reptans Erysimum capitatum Erysimum inconspicuum Erysimum repandum Hesperidanthus linearifolius Lepidium alyssoides Lepidium chalepense Lepidium draba Lepidium latifolium Nerisyrenia linearifolia Pennellia longifolia Pennellia micrantha Physaria fendleri Physaria gordonii Physaria intermedia Physaria rectipes Rorippa sinuata Selenia dissecta Sisymbrium linifolium Thelypodiopsis purpusii Cactaceae Coryphantha vivipara Cylindropuntia imbricata Echinocereus triglochidiatus Echinomastus intertextus Grusonia clavata Mammillaria meiacantha Mammillaria wrightii Opuntia clavata Opuntia macrorhiza Opuntia phaeacantha Opuntia pottsii Sclerocactus papyracanthus Campanulaceae Campanula rotundifolia Caprifoliaceae Symphoricarpos oreophilus Symphoricarpos rotundifolius Valeriana arizonica Valeriana edulis Caryophyllaceae Cerastium brachypodum Cerastium nutans Drymaria glandulosa Eremogone fendleri Eremogone hookeri Moehringia macrophylla Paronychia jamesii Paronychia sessiliflora Pseudostellaria jamesiana Sabulina michauxii Silene plankii Celastraceae Paxistima myrsinites Cleomaceae Cleomella serrulata Polanisia dodecandra Commelinaceae Commelina dianthifolia Commelina erecta Tradescantia occidentalis Convolvulaceae Convolvulus arvensis Cuscuta umbellata Evolvulus nuttallianus Ipomoea cristulata Ipomoea leptophylla Ipomoea purpurea Crassulaceae Sedum wrightii Cucurbitaceae Cucurbita foetidissima Sicyos laciniatus Cupressaceae Juniperus deppeana Juniperus monosperma Juniperus scopulorum Cyperaceae Carex geophila Carex microptera Carex occidentalis Carex pachystachya Carex petasata Carex praegracilis Carex vallicola Carex wootonii Cyperus fendlerianus Cyperus schweinitzii Eleocharis palustris Eleocharis parishii Eleocharis rostellata Scirpus pallidus Cystopteridaceae Cystopteris reevesiana Dennstaedtiaceae Pteridium aquilinum Ephedraceae Ephedra torreyana Equisetaceae Equisetum arvense Equisetum hyemale Equisetum laevigatum Ericaceae Hypopitys monotropa Euphorbiaceae Chamaesyce lata Chamaesyce revoluta Chamaesyce stictospora Euphorbia brachycera Euphorbia davidii Euphorbia exstipulata Euphorbia fendleri Euphorbia hexagona Euphorbia maculata Euphorbia prostrata Euphorbia serpens Euphorbia serpillifolia Stillingia sylvatica Tragia ramosa Fabaceae Amorpha canescens Astragalus agrestis Astragalus brandegeei Astragalus feensis Astragalus flexuosus Astragalus giganteus Astragalus laxmannii Astragalus lonchocarpus Astragalus lotiflorus Astragalus missouriensis Astragalus mollissimus Astragalus pictiformis Astragalus siliceus Astragalus tephrodes Caesalpinia drepanocarpa Calliandra humilis Colutea arborescens Dalea aurea Dalea compacta Dalea cylindriceps Dalea formosa Dalea jamesii Dalea lanata Dalea tenuifolia Desmanthus cooleyi Desmanthus illinoensis Glycyrrhiza lepidota Lathyrus eucosmus Lathyrus polymorphus Lotus wrightii Lupinus kingii Lupinus palmeri Medicago lupulina Medicago polymorpha Medicago sativa Melilotus officinalis Mimosa rupertiana Oxytropis lambertii Oxytropis sericea Pediomelum hypogaeum Pediomelum tenuiflorum Phaseolus angustissimus Pomaria jamesii Psorothamnus scoparius Robinia neomexicana Sophora nuttalliana Sphaerophysa salsula Thermopsis divaricarpa Trifolium hybridum Trifolium pratense Trifolium repens Trifolium wormskioldii Vicia americana Fagaceae Quercus gambelii Quercus grisea Quercus X pauciloba Garryaceae Garrya wrightii Gentianaceae Frasera speciosa Gentiana affinis Geraniaceae Erodium cicutarium Geranium caespitosum Geranium richardsonii Grossulariaceae Ribes americanum Ribes aureum Ribes cereum Ribes laxiflorum Ribes leptanthum Ribes mescalerium Ribes wolfii Hydrangeaceae Fendlera rupicola Philadelphus microphyllus Hypericaceae Hypericum formosum Iridaceae Sisyrinchium montanum Juncaceae Juncus balticus Juncus dudleyi Krameriaceae Krameria lanceolata Lamiaceae Agastache pallidiflora Clinopodium vulgare Dracocephalum parviflorum Hedeoma drummondii Hedeoma nana Hedeoma oblongifolia Leonurus cardiaca Marrubium vulgare Mentha arvensis Mentha spicata Monarda pectinata Monarda punctata Prunella vulgaris Salvia reflexa Salvia subincisa Salvia uliginosa Teucrium laciniatum Liliaceae Calochortus gunnisonii Linaceae Linum aristatum Linum lewisii Linum puberulum Loasaceae Mentzelia humilis Mentzelia pumila Malvaceae Anoda cristata Callirhoe involucrata Iliamna grandiflora Malva neglecta Sida neomexicana Sidalcea neomexicana Sphaeralcea angustifolia Sphaeralcea coccinea Sphaeralcea fendleri Sphaeralcea hastulata Sphaeralcea incana Sphaeralcea leptophylla Sphaeralcea wrightii Marsileaceae Marsilea vestita Melanthiaceae Veratrum californicum Montiaceae Phemeranthus brevicaulis Phemeranthus confertiflorus Nyctaginaceae Abronia fragrans Allionia incarnata Mirabilis glabra Mirabilis linearis Mirabilis multiflora Mirabilis oxybaphoides Oleaceae Menodora scabra Onagraceae Calylophus hartwegii Calylophus lavandulifolius Calylophus toumeyi Chamaenerion angustifolium Epilobium brachycarpum Oenothera albicaulis Oenothera canescens Oenothera cespitosa Oenothera coronopifolia Oenothera curtiflora Oenothera hookeri Oenothera pubescens Oenothera serrulata Oenothera suffrutescens Oenothera suffulta Stenosiphon linifolius Orchidaceae Calypso bulbosa Corallorhiza maculata Platanthera sparsiflora Orobanchaceae Castilleja integra Castilleja linariifolia Castilleja miniata Castilleja sessiliflora Conopholis alpina Cordylanthus wrightii Orthocarpus luteus Pedicularis centranthera Pedicularis procera Oxalidaceae Oxalis alpina Oxalis violacea Papaveraceae Corydalis aurea Phrymaceae Erythranthe guttata Pinaceae Abies concolor Pinus edulis Pinus flexilis Pinus ponderosa Pinus strobiformis Plantaginaceae Linaria vulgaris Penstemon ambiguus Penstemon barbatus Penstemon fendleri Penstemon inflatus Penstemon jamesii Penstemon oliganthus Penstemon ophianthus Penstemon palmeri Penstemon strictus Penstemon virgatus Penstemon whippleanus Plantago lanceolata Plantago major Plantago patagonica Veronica americana Plumbaginaceae Limonium limbatum Poaceae Achnatherum lettermanii Achnatherum perplexum Achnatherum robustum Achnatherum scribneri Aegilops cylindrica Agropyron cristatum Agrostis gigantea Agrostis scabra Andropogon gerardi Anthoxanthum nitens Apera interrupta Aristida adscensionis Aristida arizonica Aristida divaricata Aristida havardii Aristida purpurea Arundo donax Beckmannia syzigachne Blepharoneuron tricholepis Bothriochloa barbinodis Bothriochloa laguroides Bothriochloa springfieldii Bouteloua barbata Bouteloua curtipendula Bouteloua dactyloides Bouteloua eriopoda Bouteloua gracilis Bouteloua hirsuta Bouteloua simplex Bromus anomalus Bromus arvensis Bromus carinatus Bromus catharticus Bromus ciliatus Bromus inermis Bromus japonicus Bromus lanatipes Bromus porteri Bromus tectorum Cenchrus spinifex Chloris verticillata Chloris virgata Dasyochloa pulchella Deschampsia danthonioides Echinochloa crus-galli Elymus canadensis Elymus elymoides Elymus glaucus Elymus x pseudorepens Enneapogon desvauxii Eragrostis barrelieri Eragrostis cilianensis Eragrostis curvula Eragrostis intermedia Eragrostis mexicana Eragrostis pectinacea Eriocoma hymenoides Erioneuron pilosum Festuca arizonica Glyceria striata Hesperostipa comata Hesperostipa neomexicana Hilaria jamesii Hilaria mutica Hopia obtusa Hordeum jubatum Hordeum pusillum Koeleria macrantha Leymus ambiguus Lolium perenne Lycurus setosus Melica porteri Muhlenbergia arenacea Muhlenbergia asperifolia Muhlenbergia depauperata Muhlenbergia dubia Muhlenbergia fragilis Muhlenbergia montana Muhlenbergia pauciflora Muhlenbergia porteri Muhlenbergia pungens Muhlenbergia repens Muhlenbergia setifolia Muhlenbergia torreyi Muhlenbergia wrightii Munroa squarrosa Panicum capillare Pascopyrum smithii Piptatheropsis micrantha Piptochaetium pringlei Poa bigelovii Poa compressa Poa fendleriana Poa occidentalis Poa pratensis Poa tracyi Polypogon viridis Puccinellia distans Schedonnardus paniculatus Schedonorus pratensis Schizachyrium scoparium Scleropogon brevifolius Setaria leucopila Setaria viridis Sorghastrum nutans Sorghum halepense Sporobolus airoides Sporobolus contractus Sporobolus cryptandrus Sporobolus flexuosus Sporobolus giganteus Sporobolus nealleyi Sporobolus wrightii Thinopyrum elongatum Tragus berteronianus Tridens flavus Trisetum spicatum Triticum aestivum Vulpia bromoides Vulpia octoflora Zuloagaea bulbosa Polemoniaceae Collomia linearis Gilia rigidula Giliastrum acerosum Giliastrum rigidulum Ipomopsis laxiflora Ipomopsis longiflora Ipomopsis multiflora Ipomopsis pumila Phlox nana Polemonium foliosissimum Polygalaceae Polygala alba Polygonaceae Eriogonum alatum Eriogonum annuum Eriogonum arcuatum Eriogonum havardii Eriogonum lachnogynum Eriogonum microtheca Eriogonum polycladon Eriogonum racemosum Eriogonum rotundifolium Eriogonum tenellum Fallopia convolvulus Polygonum aviculare Polygonum douglasii Rumex altissimus Rumex crispus Polypodiaceae Polypodium hesperium Portulacaceae Portulaca oleracea Portulaca pilosa Primulaceae Androsace septentrionalis Pteridaceae Myriopteris fendleri Myriopteris gracilis Myriopteris rufa Pellaea atropurpurea Ranunculaceae Anemone canadensis Anemone cylindrica Aquilegia elegantula Aquilegia triternata Clematis columbiana Clematis ligusticifolia Delphinium barbeyi Delphinium sapellonis Ranunculus aquatilis Ranunculus cymbalaria Ranunculus inamoenus Ranunculus macounii Thalictrum fendleri Rhamnaceae Ceanothus fendleri Rhamnus serrata Rosaceae Argentina anserina Cercocarpus breviflorus Cercocarpus montanus Fallugia paradoxa Geum aleppicum Holodiscus dumosus Physocarpus monogynus Potentilla hippiana Potentilla pulcherrima Poterium sanguisorba Prunus virginiana Rosa woodsii Rubus parviflorus Rubiaceae Galium aparine Galium boreale Galium fendleri Galium triflorum Houstonia acerosa Houstonia humifusa Houstonia rubra Salicaceae Populus angustifolia Populus tremuloides Populus x acuminata Salix amygdaloides Salix exigua Salix gooddingii Salix irrorata Salix lasiandra Salix ligulifolia Santalaceae Arceuthobium douglasii Phoradendron juniperinum Sapindaceae Acer glabrum Acer grandidentatum Sarcobataceae Sarcobatus vermiculatus Saxifragaceae Heuchera pulchella Saxifraga bronchialis Scrophulariaceae Scrophularia montana Verbascum thapsus Selaginellaceae Selaginella scopulorum Solanaceae Chamaesaracha coniodes Chamaesaracha coronopus Datura quercifolia Lycium pallidum Physalis hederifolia Quincula lobata Solanum elaeagnifolium Solanum jamesii Solanum physalifolium Solanum rostratum Solanum triflorum Typhaceae Sparganium angustifolium Sparganium eurycarpum Typha domingensis Ulmaceae Ulmus pumila Verbenaceae Aloysia wrightii Glandularia bipinnatifida Glandularia wrightii Verbena bracteata Verbena macdougalii Verbena perennis Viburnaceae Sambucus cerulea Sambucus racemosa Violaceae Hybanthus verticillatus Viola canadensis Viola nephrophylla Vitaceae Parthenocissus inserta Parthenocissus quinquefolia Vitis arizonica Woodsiaceae Woodsia cochisensis Woodsia neomexicana Woodsia oregana Zygophyllaceae Kallstroemia californica Kallstroemia hirsutissima Kallstroemia parviflora Tribulus terrestris
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