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Home >> Checklist: Union County >> Previous version of Key >> Identification Key (new version): Union 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 sap latex absent (sap clear) latex present leaves/twigs aromatic when crushed without marked odor clearly odiferous 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 Union County Species Count: 585 Alismataceae Sagittaria cuneata Sagittaria latifolia Amaranthaceae Amaranthus arenicola Amaranthus blitoides Amaranthus hybridus Amaranthus palmeri Amaranthus powellii Atriplex canescens Atriplex confertifolia Bassia scoparia Chenopodium berlandieri Chenopodium desiccatum Chenopodium fremontii Chenopodium watsonii Cycloloma atriplicifolium Dysphania graveolens Froelichia gracilis Krascheninnikovia lanata Salsola tragus Suckleya suckleyana Amaryllidaceae Allium cernuum Allium drummondii Allium geyeri Allium macropetalum Allium perdulce Allium textile Anacardiaceae Rhus aromatica Toxicodendron rydbergii Apiaceae Berula erecta Lomatium orientale Pseudocymopterus montanus Vesper bulbosus Vesper montanus Apocynaceae Apocynum androsaemifolium Asclepias engelmanniana Asclepias latifolia Asclepias pumila Asclepias speciosa Asclepias subverticillata Asclepias uncialis Asclepias verticillata Asclepias viridiflora Asparagaceae Maianthemum racemosum Maianthemum stellatum Yucca baccata Yucca glauca Aspleniaceae Asplenium platyneuron Asteraceae Achillea millefolium Ageratina herbacea Agoseris aurantiaca Agoseris glauca Ambrosia artemisiifolia Ambrosia confertiflora Ambrosia grayi Ambrosia psilostachya Antennaria parvifolia Antennaria rosulata Arctium minus Artemisia campestris Artemisia carruthii Artemisia dracunculus Artemisia filifolia Artemisia frigida Artemisia ludoviciana Baccharis wrightii Berlandiera lyrata Bidens bigelovii Brickellia brachyphylla Brickellia eupatorioides Brickellia grandiflora Brickelliastrum fendleri Chaetopappa ericoides Cirsium ochrocentrum Cirsium undulatum Conyza canadensis Crepis occidentalis Cyclachaena xanthiifolia Diaperia prolifera Dieteria bigelovii Dieteria canescens Dyssodia papposa Echinacea angustifolia Engelmannia peristenia Ericameria nauseosa Erigeron annuus Erigeron canus Erigeron flagellaris Erigeron formosissimus Erigeron modestus Erigeron tracyi Gaillardia pinnatifida Grindelia nuda Gutierrezia sarothrae Helianthus annuus Helianthus pauciflorus Heliomeris multiflora Heliopsis helianthoides Heterotheca canescens Heterotheca stenophylla Heterotheca villosa Hymenopappus flavescens Hymenopappus tenuifolius Hymenoxys odorata Iva dealbata Lactuca serriola Leuciva dealbata Liatris punctata Lorandersonia baileyi Lygodesmia juncea Lygodesmia texana Machaeranthera tanacetifolia Melampodium leucanthum Mulgedium pulchellum Onopordum acanthium Packera fendleri Packera multilobata Packera neomexicana Packera plattensis Packera pseudaurea Packera spellenbergii Packera streptanthifolia Packera tridenticulata Palafoxia sphacelata Pectis angustifolia Pericome caudata Picradeniopsis oppositifolia Picradeniopsis woodhousei Pseudognaphalium canescens Pseudognaphalium stramineum Ratibida columnifera Ratibida tagetes Senecio flaccidus Senecio riddellii Senecio spartioides Solidago canadensis Solidago gigantea Solidago mollis Solidago petiolaris Solidago velutina Solidago wrightii Sonchus asper Stephanomeria tenuifolia Symphyotrichum falcatum Symphyotrichum laeve Symphyotrichum oblongifolium Tetraneuris acaulis Tetraneuris scaposa Thelesperma megapotamicum Townsendia exscapa Tragopogon dubius Tragopogon pratensis Verbesina encelioides Vernonia marginata Viguiera stenoloba Xanthisma spinulosum Xanthisma texanum Xanthium strumarium Zinnia grandiflora Betulaceae Alnus oblongifolia Boraginaceae Cryptantha cinerea Cryptantha minima Cryptantha thyrsiflora Cynoglossum officinale Ellisia nyctelea Hackelia hirsuta Heliotropium convolvulaceum Heliotropium curassavicum Lappula occidentalis Lithospermum incisum Lithospermum multiflorum Mertensia lanceolata Nama dichotoma Onosmodium bejariense Oreocarya suffruticosa Phacelia denticulata Phacelia heterophylla Brassicaceae Alyssum alyssoides Arabis hirsuta Camelina microcarpa Conringia orientalis Descurainia sophia Erysimum capitatum Erysimum inconspicuum Hesperidanthus linearifolius Lesquerella fendleri Lesquerella montana Lesquerella ovalifolia Nasturtium officinale Noccaea fendleri Noccaea montana Rorippa sinuata Sisymbrium loeselii Cactaceae Coryphantha vivipara Echinocereus dasyacanthus Echinocereus reichenbachii Echinocereus viridiflorus Opuntia macrorhiza Opuntia phaeacantha Opuntia polyacantha Campanulaceae Campanula rotundifolia Cannabaceae Celtis reticulata Humulus lupulus Caprifoliaceae Symphoricarpos albus Symphoricarpos occidentalis Symphoricarpos rotundifolius Valeriana edulis Caryophyllaceae Arenaria lanuginosa Eremogone fendleri Paronychia jamesii Paronychia sessiliflora Silene drummondii Cleomaceae Peritoma serrulata Polanisia dodecandra Polanisia jamesii Polanisia uniglandulosa Commelinaceae Commelina erecta Tradescantia occidentalis Convolvulaceae Convolvulus arvensis Convolvulus equitans Cuscuta cuspidata Evolvulus nuttallianus Ipomoea leptophylla Cucurbitaceae Cucurbita foetidissima Cupressaceae Juniperus monosperma Juniperus scopulorum Cyperaceae Bolboschoenus maritimus Carex duriuscula Carex emoryi Carex geophila Carex gravida Carex inops Carex occidentalis Carex vulpinoidea Cyperus schweinitzii Eleocharis palustris Schoenoplectus americanus Schoenoplectus tabernaemontani Cystopteridaceae Cystopteris reevesiana Dryopteridaceae Dryopteris filix-mas Equisetaceae Equisetum laevigatum Euphorbiaceae Chamaesyce missurica Croton dioicus Croton texensis Euphorbia brachycera Euphorbia davidii Euphorbia fendleri Euphorbia marginata Euphorbia serpillifolia Tragia ramosa Fabaceae Amorpha canescens Amorpha nana Astragalus agrestis Astragalus bisulcatus Astragalus crassicarpus Astragalus drummondii Astragalus gracilis Astragalus hallii Astragalus humistratus Astragalus laxmannii Astragalus lonchocarpus Astragalus lotiflorus Astragalus missouriensis Astragalus mollissimus Astragalus puniceus Astragalus sericoleucus Astragalus shortianus Dalea aurea Dalea candida Dalea cylindriceps Dalea enneandra Dalea formosa Dalea jamesii Dalea nana Dalea purpurea Dalea tenuifolia Dalea villosa Desmanthus cooleyi Glycyrrhiza lepidota Hoffmannseggia glauca Ladeania lanceolata Lathyrus eucosmus Lupinus argenteus Lupinus plattensis Lupinus pusillus Medicago lupulina Melilotus officinalis Mimosa borealis Mimosa rupertiana Oxytropis lambertii Oxytropis sericea Pediomelum argophyllum Pediomelum esculentum Pediomelum hypogaeum Pediomelum tenuiflorum Pomaria jamesii Robinia hispida Robinia neomexicana Robinia pseudoacacia Securigera varia Sophora nuttalliana Thermopsis divaricarpa Thermopsis montana Thermopsis rhombifolia Trifolium fragiferum Trifolium hybridum Trifolium pratense Vicia americana Vicia ludoviciana Fagaceae Quercus alba Quercus gambelii Quercus gambelii X turbinella Quercus grisea Quercus mohriana Quercus pauciloba Quercus turbinella Quercus X pauciloba Quercus × pauciloba Gentianaceae Frasera speciosa Geraniaceae Geranium caespitosum Grossulariaceae Ribes aureum Ribes cereum Ribes leptanthum Hydrangeaceae Jamesia americana Philadelphus microphyllus Iridaceae Sisyrinchium montanum Juncaceae Juncus balticus Juncus torreyi Krameriaceae Krameria lanceolata Lamiaceae Hedeoma drummondii Lycopus americanus Marrubium vulgare Monarda fistulosa Monarda pectinata Salvia reflexa Teucrium laciniatum Liliaceae Calochortus gunnisonii Linaceae Linum australe Linum berlandieri Linum compactum Linum lewisii Linum perenne Linum pratense Loasaceae Mentzelia decapetala Mentzelia multiflora Mentzelia nuda Mentzelia pumila Mentzelia rusbyi Malvaceae Callirhoe involucrata Malva neglecta Sphaeralcea angustifolia Sphaeralcea coccinea Melanthiaceae Zigadenus elegans Nyctaginaceae Abronia fragrans Mirabilis albida Mirabilis glabra Mirabilis hirsuta Mirabilis linearis Mirabilis nyctaginea Mirabilis oxybaphoides Onagraceae Calylophus hartwegii Calylophus lavandulifolius Oenothera albicaulis Oenothera canescens Oenothera cespitosa Oenothera cinerea Oenothera coronopifolia Oenothera curtiflora Oenothera elata Oenothera engelmannii Oenothera hookeri Oenothera primiveris Oenothera serrulata Oenothera suffrutescens Oenothera triloba Orchidaceae Corallorhiza maculata Orobanchaceae Castilleja integra Castilleja sessiliflora Orobanche ludoviciana Orthocarpus luteus Pedicularis canadensis Oxalidaceae Oxalis stricta Papaveraceae Argemone hispida Argemone polyanthemos Argemone squarrosa Corydalis aurea Phrymaceae Erythranthe glabrata Pinaceae Pinus edulis Pinus ponderosa Plantaginaceae Penstemon albidus Penstemon ambiguus Penstemon angustifolius Penstemon auriberbis Penstemon barbatus Penstemon fendleri Penstemon glaber Penstemon gracilis Penstemon grandiflorus Penstemon jamesii Penstemon secundiflorus Plantago patagonica Veronica anagallis-aquatica Veronica peregrina Poaceae Achnatherum robustum Achnatherum scribneri Agropyron cristatum Agrostis gigantea Agrostis scabra Andropogon gerardi Andropogon hallii Aristida adscensionis Aristida divaricata Aristida havardii Aristida purpurea Blepharoneuron tricholepis Bothriochloa bladhii Bothriochloa ischaemum Bothriochloa laguroides Bothriochloa springfieldii Bouteloua curtipendula Bouteloua dactyloides Bouteloua eriopoda Bouteloua gracilis Bouteloua hirsuta Briza maxima Bromus anomalus Bromus arvensis Bromus catharticus Bromus japonicus Bromus lanatipes Bromus porteri Bromus tectorum Calamovilfa gigantea Cenchrus spinifex Chloris verticillata Chloris virgata Distichlis spicata Elymus canadensis Elymus elymoides Elymus trachycaulus Elymus x pseudorepens Elymus × pseudorepens Eragrostis curtipedicellata Eragrostis curvula Eragrostis intermedia Eragrostis secundiflora Eragrostis trichodes Eriocoma hymenoides Erioneuron pilosum Festuca arizonica Hesperostipa comata Hesperostipa neomexicana Hilaria jamesii Hopia obtusa Hordeum pusillum Koeleria macrantha Lycurus setosus Melica porteri Muhlenbergia arenicola Muhlenbergia asperifolia Muhlenbergia montana Muhlenbergia pungens Muhlenbergia racemosa Muhlenbergia torreyi Muhlenbergia wrightii Munroa squarrosa Nassella viridula Panicum capillare Panicum hillmanii Panicum virgatum Pascopyrum smithii Paspalum setaceum Piptatheropsis micrantha Poa arida Poa fendleriana Poa pratensis Poa tracyi Polypogon interruptus Polypogon monspeliensis Schedonnardus paniculatus Schizachyrium scoparium Setaria leucopila Setaria viridis Sorghastrum nutans Sorghum halepense Spartina pectinata Sphenopholis obtusata Sporobolus airoides Sporobolus compositus Sporobolus cryptandrus Sporobolus giganteus Polemoniaceae Aliciella mcvickerae Aliciella pinnatifida Giliastrum acerosum Ipomopsis aggregata Ipomopsis laxiflora Ipomopsis spicata Phlox nana Polygalaceae Polygala alba Polygonaceae Eriogonum alatum Eriogonum annuum Eriogonum jamesii Eriogonum lachnogynum Eriogonum tenellum Fallopia convolvulus Persicaria amphibia Persicaria lapathifolia Persicaria pensylvanica Polygonum sawatchense Rumex venosus Potamogetonaceae Zannichellia palustris Primulaceae Androsace septentrionalis Pteridaceae Argyrochosma fendleri Astrolepis integerrima Myriopteris fendleri Myriopteris gracilis Myriopteris rufa Myriopteris wootonii Pellaea atropurpurea Ranunculaceae Anemone cylindrica Clematis columbiana Clematis hirsutissima Delphinium carolinianum Delphinium ramosum Delphinium wootonii Ranunculus aquatilis Ranunculus cymbalaria Rosaceae Cercocarpus montanus Fallugia paradoxa Physocarpus monogynus Potentilla hippiana Potentilla pensylvanica Prunus americana Prunus emarginata Prunus serotina Prunus virginiana Rosa arkansana Rosa nutkana Rosa woodsii Rubus deliciosus Rubus neomexicanus Rubiaceae Galium boreale Galium trifidum Stenaria nigricans Salicaceae Populus angustifolia Populus deltoides Populus fremontii Populus tremuloides Salix amygdaloides Salix bebbiana Salix exigua Salix scouleriana Santalaceae Comandra umbellata Sapindaceae Acer glabrum Saxifragaceae Heuchera parvifolia Scrophulariaceae Verbascum thapsus Selaginellaceae Selaginella densa Selaginella peruviana Solanaceae Chamaesaracha coniodes Chamaesaracha coronopus Lycium pallidum Physalis hederifolia Physalis hispida Physalis longifolia Physalis subulata Physalis virginiana Quincula lobata Solanum americanum Solanum elaeagnifolium Solanum rostratum Solanum triflorum Tamaricaceae Tamarix chinensis Ulmaceae Ulmus pumila Verbenaceae Glandularia bipinnatifida Phyla cuneifolia Verbena bracteata Verbena macdougalii Violaceae Hybanthus verticillatus Viola missouriensis Viola nuttallii Vitaceae Parthenocissus inserta Vitis acerifolia Vitis arizonica Woodsiaceae Woodsia neomexicana Woodsia oregana Zygophyllaceae Tribulus terrestris
Developments of SEINet, Symbiota, and associated specimen databases have been supported by National Science Foundation Grants (DBI 9983132, BRC 0237418, DBI 0743827, DBI 0847966)