Consortium of Intermountain HerbariaWeb-KeyOrgan Pipe Cactus National Monument


	Home >> Checklist: Organ Pipe Cactus National Monument >> Previous version of Key >> Identification Key (new version): Organ Pipe Cactus National Monument Filter/Display Options Family/Genus Filter: Sort by: Display Common Names Display images: Plant habit trees shrubs vines / lianas herbaceous grass-like ferns & allies cactus-like / succulents aquatic & OBL wetland species special groups composites legumes milkweeds mints 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 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 Organ Pipe Cactus National Monument R.S. Felger, S. Rutman, T.R. VanDevender, S. Buckley Species Count: 663 Acanthaceae Anisacanthus thurberi Carlowrightia arizonica Dicliptera resupinata Justicia californica Justicia candicans Justicia longii Ruellia ciliatiflora Adoxaceae Sambucus cerulea Aizoaceae Mesembryanthemum crystallinum Mesembryanthemum nodiflorum Trianthema portulacastrum Amaranthaceae Amaranthus albus Amaranthus crassipes Amaranthus fimbriatus Amaranthus palmeri Amaranthus tucsonensis Amaranthus x tucsonensis Atriplex canescens Atriplex elegans Atriplex lentiformis Atriplex linearis Atriplex pacifica Atriplex polycarpa Bassia hyssopifolia Blitum nuttallianum Chenopodiastrum murale Chenopodium watsonii Gomphrena sonorae Nitrophila occidentalis Salsola tragus Suaeda nigra Tidestromia lanuginosa Amaryllidaceae Allium macropetalum Habranthus longifolius Anacardiaceae Rhus trilobata Apiaceae Bowlesia incana Daucus pusillus Lomatium nevadense Spermolepis echinata Yabea microcarpa Apocynaceae Asclepias linaria Asclepias nyctaginifolia Asclepias nyctaginifolia x standleyi Asclepias subulata Funastrum heterophyllum Haplophyton cimicidum Matelea parvifolia Metastelma arizonicum Polystemma cordifolium Arecaceae Washingtonia filifera Aristolochiaceae Aristolochia watsonii Asparagaceae Agave schottii Agave simplex Agave × ajoensis Dichelostemma capitatum Hesperocallis undulata Nolina microcarpa Yucca baccata Asteraceae Acamptopappus sphaerocephalus Acourtia nana Acourtia wrightii Adenophyllum porophylloides Ageratina paupercula Ambrosia ambrosioides Ambrosia confertiflora Ambrosia cordifolia Ambrosia deltoidea Ambrosia dumosa Ambrosia monogyra Ambrosia salsola Arida arizonica Arida carnosa Artemisia dracunculus Artemisia ludoviciana Baccharis brachyphylla Baccharis salicifolia Baccharis sarothroides Bahiopsis parishii Baileya multiradiata Baileya pleniradiata Bebbia juncea Brickellia californica Brickellia coulteri Brickellia frutescens Calycoseris wrightii Carthamus tinctorius Centaurea melitensis Chaenactis carphoclinia Chaenactis stevioides Cirsium neomexicanum Conyza canadensis Diaperia verna Dieteria asteroides Eclipta prostrata Encelia farinosa Encelia frutescens Ericameria cuneata Ericameria laricifolia Erigeron lobatus Eriophyllum lanosum Gaillardia arizonica Gamochaeta stagnalis Geraea canescens Gutierrezia arizonica Gutierrezia sarothrae Gymnosperma glutinosum Helianthus annuus Hymenothrix wislizeni Isocoma acradenia Koanophyllon palmeri Koanophyllon solidaginifolium Lactuca serriola Laennecia coulteri Logfia arizonica Logfia depressa Logfia filaginoides Machaeranthera tagetina Malacothrix fendleri Malacothrix glabrata Malacothrix sonorae Monoptilon bellioides Oncosiphon pilulifer Packera quercetorum Palafoxia arida Parthenice mollis Pectis linifolia Pectis papposa Perityle ajoensis Perityle emoryi Pleurocoronis laphamioides Pleurocoronis pluriseta Pluchea odorata Pluchea sericea Porophyllum gracile Prenanthella exigua Pseudognaphalium canescens Psilostrophe cooperi Rafinesquia californica Rafinesquia neomexicana Senecio flaccidus Senecio lemmonii Senecio mohavensis Sonchus asper Sonchus oleraceus Stephanomeria exigua Stephanomeria pauciflora Stylocline gnaphaloides Stylocline micropoides Thymophylla concinna Thymophylla pentachaeta Townsendia annua Trichoptilium incisum Trixis californica Uropappus lindleyi Xanthisma gracile Xanthisma spinulosum Zinnia acerosa Berberidaceae Berberis haematocarpa Berberis harrisoniana Bignoniaceae Chilopsis linearis Boraginaceae Amsinckia intermedia Amsinckia tessellata Cryptantha barbigera Cryptantha maritima Cryptantha pterocarya Eucrypta chrysanthemifolia Eucrypta micrantha Harpagonella palmeri Heliotropium curassavicum Johnstonella angustifolia Lappula occidentalis Nama hispida Pectocarya heterocarpa Pectocarya platycarpa Pectocarya recurvata Phacelia affinis Phacelia caerulea Phacelia crenulata Phacelia distans Phacelia neglecta Phacelia pedicellata Phacelia ramosissima Phacelia rotundifolia Pholistoma auritum Plagiobothrys arizonicus Plagiobothrys jonesii Tiquilia canescens Brassicaceae Boechera perennans Brassica nigra Brassica tournefortii Caulanthus lasiophyllus Descurainia pinnata Draba cuneifolia Eruca vesicaria Erysimum capitatum Hesperidanthus linearifolius Lepidium densiflorum Lepidium lasiocarpum Lepidium lasiocarpum x oblongum Lepidium thurberi Lyrocarpa coulteri Matthiola longipetala Nasturtium officinale Physaria tenella Sisymbrium altissimum Sisymbrium irio Sisymbrium orientale Streptanthella longirostris Streptanthus carinatus Thelypodium wrightii Thlaspi arvense Thysanocarpus curvipes Burseraceae Bursera microphylla Cactaceae Carnegiea gigantea Cylindropuntia acanthocarpa Cylindropuntia acanthocarpa x C. bigelovii Cylindropuntia acanthocarpa x C. spinosior Cylindropuntia arbuscula Cylindropuntia bigelovii Cylindropuntia fulgida Cylindropuntia leptocaulis Cylindropuntia leptocaulis x spinosior Cylindropuntia leptocaulis x thurberi Cylindropuntia leptocaulis x versicolor Cylindropuntia leptocaulis x whipplei Cylindropuntia ramosissima Cylindropuntia spinosior Cylindropuntia versicolor Echinocereus coccineus Echinocereus engelmannii Echinocereus nicholii Echinomastus erectocentrus Ferocactus cylindraceus Ferocactus emoryi Ferocactus wislizeni Grusonia kunzei Grusonia parishii Mammillaria grahamii Mammillaria tetrancistra Mammillaria thornberi Opuntia chlorotica Opuntia engelmannii Opuntia engelmannii x phaeacantha Opuntia phaeacantha Opuntia santa-rita Opuntia x chlorotica Pachycereus schottii Peniocereus greggii Peniocereus striatus Stenocereus thurberi Campanulaceae Triodanis perfoliata Cannabaceae Celtis pallida Celtis reticulata Capparaceae Atamisquea emarginata Caryophyllaceae Achyronychia cooperi Cerastium texanum Herniaria hirsuta Loeflingia squarrosa Silene antirrhina Cleomaceae Polanisia dodecandra Wislizenia refracta Commelinaceae Commelina erecta Convolvulaceae Cuscuta californica Cuscuta salina Cuscuta tuberculata Cuscuta umbellata Evolvulus alsinoides Ipomoea barbatisepala Ipomoea costellata Ipomoea cristulata Ipomoea hederacea Jacquemontia pringlei Crassulaceae Crassula connata Dudleya arizonica Graptopetalum rusbyi Crossosomataceae Crossosoma bigelovii Cucurbitaceae Brandegea bigelovii Cucurbita digitata Echinopepon wrightii Marah gilensis Tumamoca macdougalii Cupressaceae Juniperus coahuilensis Cyperaceae Cyperus laevigatus Cyperus mutisii Cyperus squarrosus Eleocharis geniculata Eleocharis rostellata Schoenoplectus americanus Ephedraceae Ephedra aspera Euphorbiaceae Acalypha californica Chamaesyce capitellata Chamaesyce florida Chamaesyce hyssopifolia Chamaesyce melanadenia Chamaesyce micromera Croton sonorae Ditaxis claryana Ditaxis lanceolata Ditaxis neomexicana Ditaxis serrata Euphorbia abramsiana Euphorbia albomarginata Euphorbia arizonica Euphorbia eriantha Euphorbia heterophylla Euphorbia pediculifera Euphorbia polycarpa Euphorbia prostrata Euphorbia setiloba Jatropha cardiophylla Jatropha cinerea Jatropha cuneata Sebastiania bilocularis Stillingia linearifolia Tragia nepetifolia Fabaceae Acacia constricta Acacia greggii Acaciella angustissima Acmispon brachycarpus Acmispon maritimus Acmispon rigidus Astragalus didymocarpus Astragalus lentiginosus Astragalus nuttallianus Calliandra eriophylla Chamaecrista nictitans Coursetia glandulosa Dalea mollis Dalea pogonathera Dalea pringlei Desmodium procumbens Galactia wrightii Lupinus arizonicus Lupinus concinnus Lupinus sparsiflorus Marina parryi Medicago polymorpha Melilotus indicus Mimosa laxiflora Nissolia schottii Olneya tesota Parkinsonia aculeata Parkinsonia florida Parkinsonia microphylla Phaseolus acutifolius Phaseolus filiformis Prosopis pubescens Prosopis velutina Psorothamnus spinosus Rhynchosia senna Senna covesii Tephrosia vicioides Trifolium wormskioldii Vicia ludoviciana Fagaceae Quercus turbinella Fouquieriaceae Fouquieria splendens Gentianaceae Eustoma exaltatum Zeltnera calycosa Geraniaceae Erodium cicutarium Erodium texanum Geranium carolinianum Grossulariaceae Ribes quercetorum Hydrocharitaceae Najas marina Iridaceae Sisyrinchium demissum Juncaceae Juncus balticus Juncus bufonius Juncus cooperi Krameriaceae Krameria bicolor Krameria erecta Lamiaceae Clerodendrum coulteri Hedeoma nana Hyptis albida Hyptis emoryi Monardella arizonica Salvia pinguifolia Scutellaria mexicana Teucrium cubense Teucrium glandulosum Liliaceae Calochortus kennedyi Linaceae Linum lewisii Loasaceae Eucnide rupestris Mentzelia affinis Mentzelia involucrata Mentzelia isolata Mentzelia longiloba Petalonyx linearis Petalonyx thurberi Lythraceae Punica granatum Malpighiaceae Cottsia gracilis Malvaceae Abutilon abutiloides Abutilon californicum Abutilon incanum Abutilon malacum Abutilon palmeri Anoda abutiloides Anoda pentaschista Ayenia filiformis Ayenia microphylla Eremalche exilis Herissantia crispa Hermannia pauciflora Hibiscus coulteri Hibiscus denudatus Horsfordia alata Horsfordia newberryi Malva parviflora Malvastrum bicuspidatum Rhynchosida physocalyx Sida abutilifolia Sphaeralcea ambigua Sphaeralcea ambigua X emoryi Sphaeralcea coulteri Sphaeralcea emoryi Sphaeralcea laxa Martyniaceae Proboscidea altheifolia Proboscidea parviflora Molluginaceae Mollugo cerviana Montiaceae Calandrinia ciliata Cistanthe monandra Claytonia perfoliata Phemeranthus aurantiacus Moraceae Ficus carica Morus microphylla Nemacladaceae Nemacladus glanduliferus Nyctaginaceae Allionia incarnata Boerhavia coccinea Boerhavia coulteri Boerhavia erecta Boerhavia megaptera Boerhavia pterocarpa Boerhavia triquetra Boerhavia wrightii Commicarpus scandens Mirabilis laevis Mirabilis multiflora Oleaceae Forestiera phillyreoides Fraxinus velutina Menodora scabra Onagraceae Chylismia claviformis Epilobium canum Eremothera boothii Eremothera chamaenerioides Eulobus californicus Oenothera californica Oenothera curtiflora Oenothera primiveris Orobanchaceae Castilleja exserta Castilleja lanata Orobanche cooperi Orobanche fasciculata Oxalidaceae Oxalis albicans Papaveraceae Argemone gracilenta Argemone ochroleuca Argemone ochroleuca x pleiacantha Eschscholzia californica Eschscholzia minutiflora Phrymaceae Erythranthe guttata Erythranthe rubella Phytolaccaceae Rivina humilis Plantaginaceae Antirrhinum pusillum Antirrhinum watsonii Keckiella antirrhinoides Maurandya antirrhiniflora Neogaerrhinum filipes Nuttallanthus texanus Penstemon parryi Penstemon pseudospectabilis Plantago ovata Plantago patagonica Pseudorontium cyathiferum Stemodia durantifolia Veronica peregrina Plumbaginaceae Plumbago zeylanica Poaceae Aristida adscensionis Aristida californica Aristida purpurea Aristida ternipes Avena fatua Bothriochloa barbinodis Bouteloua aristidoides Bouteloua barbata Bouteloua curtipendula Bouteloua repens Bouteloua trifida Bromus carinatus Bromus rubens Bromus tectorum Cenchrus echinatus Chloris virgata Cottea pappophoroides Cynodon dactylon Dactyloctenium aegyptium Dasyochloa pulchella Digitaria californica Diplachne fusca Disakisperma dubium Distichlis spicata Echinochloa colona Elymus elymoides Enneapogon cenchroides Enneapogon desvauxii Eragrostis barrelieri Eragrostis cilianensis Eragrostis intermedia Eragrostis lehmanniana Eriochloa acuminata Eriochloa aristata Heteropogon contortus Hilaria belangeri Hilaria rigida Hopia obtusa Hordeum murinum Leptochloa crinita Leptochloa panicea Lycurus setosus Melica frutescens Muhlenbergia appressa Muhlenbergia dumosa Muhlenbergia emersleyi Muhlenbergia fragilis Muhlenbergia microsperma Muhlenbergia porteri Muhlenbergia rigens Muhlenbergia tenuifolia Panicum antidotale Panicum hallii Panicum hirticaule Pappophorum vaginatum Pappostipa speciosa Pennisetum ciliare Pennisetum setaceum Phalaris minor Phragmites australis Poa annua Poa bigelovii Polypogon monspeliensis Polypogon viridis Schismus arabicus Schismus barbatus Setaria grisebachii Setaria leucopila Setaria liebmannii Setaria macrostachya Sorghum halepense Sporobolus airoides Sporobolus coromandelianus Sporobolus cryptandrus Sporobolus flexuosus Tridens eragrostoides Tridens muticus Triticum aestivum Urochloa arizonica Vulpia microstachys Vulpia octoflora Polemoniaceae Eriastrum diffusum Eriastrum eremicum Gilia flavocincta Gilia stellata Ipomopsis multiflora Langloisia setosissima Leptosiphon chrysanthus Linanthus bigelovii Linanthus demissus Phlox tenuifolia Polygalaceae Polygala macradenia Polygonaceae Chorizanthe brevicornu Chorizanthe corrugata Chorizanthe rigida Eriogonum abertianum Eriogonum deflexum Eriogonum fasciculatum Eriogonum inflatum Eriogonum maculatum Eriogonum thomasii Eriogonum thurberi Eriogonum trichopes Eriogonum wrightii Polygonum argyrocoleon Pterostegia drymarioides Rumex hymenosepalus Portulacaceae Portulaca halimoides Portulaca oleracea Portulaca suffrutescens Portulaca umbraticola Potamogetonaceae Stuckenia pectinata Zannichellia palustris Primulaceae Androsace occidentalis Pteridaceae Argyrochosma limitanea Astrolepis cochisensis Astrolepis sinuata Bommeria hispida Myriopteris lindheimeri Myriopteris parryi Myriopteris windhamii Myriopteris wrightii Myriopteris yavapensis Notholaena californica Notholaena standleyi Pellaea truncata Pentagramma triangularis Ranunculaceae Anemone tuberosa Clematis drummondii Delphinium scaposum Myosurus cupulatus Myosurus minimus Resedaceae Oligomeris linifolia Rhamnaceae Condalia globosa Frangula betulifolia Rhamnus crocea Ziziphus obtusifolia Rosaceae Vauquelinia californica Rubiaceae Galium aparine Galium microphyllum Galium stellatum Ruppiaceae Ruppia maritima Rutaceae Ptelea trifoliata Salicaceae Populus fremontii Salix gooddingii Santalaceae Phoradendron californicum Sapindaceae Dodonaea viscosa Sapindus saponaria Saururaceae Anemopsis californica Selaginellaceae Selaginella arizonica Selaginella eremophila Simaroubaceae Castela emoryi Simmondsiaceae Simmondsia chinensis Solanaceae Calibrachoa parviflora Capsicum annuum Datura discolor Lycium andersonii Lycium andersonii x brevipes Lycium berlandieri Lycium californicum Lycium exsertum Lycium fremontii Lycium macrodon Lycium parishii Lycium richii Nicotiana clevelandii Nicotiana glauca Nicotiana obtusifolia Physalis acutifolia Physalis crassifolia Quincula lobata Solanum americanum Solanum hindsianum Solanum nigrescens Solanum xanti Talinaceae Talinum paniculatum Tamaricaceae Tamarix aphylla Tamarix chinensis Typhaceae Typha domingensis Urticaceae Parietaria hespera Verbenaceae Aloysia wrightii Glandularia bipinnatifida Glandularia gooddingii Lantana camara Verbena menthifolia Verbena neomexicana Zygophyllaceae Fagonia laevis Kallstroemia californica Kallstroemia grandiflora Larrea tridentata