Home » Search: All Plants in Madrean Archipelago

3095 Plants Found

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Ordered by scientific name.

Scientific NameCommon NameMap‡
Nierembergia hippomanica Miersdwarf cupflower
Nissolia schottii (Torr.) A. GraySchott's Yellowhood
Nissolia wislizeni (A. Gray) A. GrayArizona yellowhood
Nitrophila occidentalis (Moq.) S. Watsonboraxweed
Noccaea fendleri (A. Gray) HolubFendler's Pennycress
Nolina microcarpa S. Watsonsacahuista
Notholaena aschenborniana Klotzschscaled cloak fern
Notholaena californica D.C. EatonCalifornia cloak fern
Notholaena grayi DavenportGray's cloak fern
Notholaena lemmonii D.C. EatonLemmon's Cloak Fern
Notholaena neglecta MaxonMaxon's cloak fern
Notholaena standleyi Maxonstar cloak fern
Nothoscordum bivalve (L.) Brittoncrowpoison
Nuttallanthus texanus (Scheele) D.A. SuttonTexas Toadflax
Nyctaginia capitata Choisydevil's bouquet
Nymphaea mexicana Zucc.Yellow Waterlily
Nymphaea odorata AitonAmerican White Waterlily
Nymphoides peltata (S.G. Gmel.) Kuntzeyellow floatingheart
Oenothera albicaulis PurshWhitest Evening Primrose
Oenothera arizonica (Munz) W.L. WagnerCalifornia evening primrose
Oenothera brachycarpa A. GrayShortfruit Evening Primrose
Oenothera caespitosa Nutt.Tufted Evening Primrose
Oenothera californica (S. Watson) S. WatsonCalifornia evening primrose
Oenothera coronopifolia Torr. & A. Graycrownleaf evening primrose
Oenothera curtiflora W.L.Wagner & HochVelvetweed
Oenothera deltoides Torr. & Frém.birdcage evening primrose
Oenothera elata KunthHooker's evening primrose
Oenothera flava (A. Nelson) Garrettyellow evening primrose
Oenothera glaucifolia W.L.Wagner & HochFalse Gaura
Oenothera hartwegii Benth.Hartweg's Sundrops
Oenothera havardii S. WatsonHavard's evening primrose
Oenothera hexandra (Ortega) W.L. Wagner & Hochharlequinbush
Oenothera howardii (A. Nelson) W.L. WagnerHoward's Evening Primrose
Oenothera kunthiana (Spach) MunzKunth's evening primrose
Oenothera laciniata HillCutleaf Evening Primrose
Oenothera lavandulifolia Torr. & A.GrayLavenderleaf Sundrops
Oenothera longissima Rydb.Longstem Evening Primrose
Oenothera neomexicana (Small) MunzNew Mexico evening primrose
Oenothera pallida Lindl.pale evening primrose
Oenothera platanorum P.H. Raven & ParnellFort Huachuca evening primrose
Oenothera primiveris A. Graydesert evening primrose
Oenothera pubescens Willd. ex Spreng.South American evening primrose
Oenothera rosea L'Hér. ex AitonRose Evening Primrose
Oenothera serrulata Nutt.Yellow Sundrops
Oenothera speciosa Nutt.Pink Evening Primrose
Oenothera suffrutescens (Moc. & Sessé ex Ser.) W.L.Wagner & HochScarlet Beeblossom
Oenothera toumeyi (Small) Tidestr.Toumey's Sundrops
Oligomeris linifolia (Vahl) J.F. Macbr.lineleaf whitepuff
Olneya tesota A. GrayDesert Ironwood
Oncosiphon piluliferum (L. f.) Källersjöstinknet
Onopordum acanthium L.Scotch cottonthistle
Ophioglossum engelmannii Prantllimestone adderstongue
Ophioglossum polyphyllum A. Braunlarge adderstongue
Ophioglossum vulgatum L.southern adderstongue
Opuntia chlorotica Engelm. & J.M. Bigelowdollarjoint pricklypear
Opuntia engelmannii Salm-Dyck ex Engelm.Cactus Apple
Opuntia ficus-indica (L.) Mill.Barbary fig
Opuntia fragilis (Nutt.) Haw.brittle pricklypear
Opuntia gosseliniana F.A.C. WeberViolet Pricklypear
Opuntia laevis J.M. Coult.tulip pricklypear
Opuntia macrocentra Engelm.purple pricklypear
Opuntia macrorhiza Engelm.twistspine pricklypear
Opuntia microdasys (Lehm.) N.E. Pfeifferangel's-wings
Opuntia phaeacantha Engelm.tulip pricklypear
Opuntia polyacantha Haw.plains pricklypear
Opuntia santa-rita (Griffiths & Hare) RoseSanta Rita pricklypear
Oreocarya confertiflora GreeneBasin Yellow Perennial Cat's-Eye
Oreocarya flava A.NelsonPlateau Yellow Perennial Cat's-Eye
Oreocarya humilis (A.Gray) GreeneRound-Spike Perennial Cat's-Eye
Oreocarya oblata (M.E.Jones) J.F.Macbr.Rough Perennial Cat's-Eye
Oreocarya suffruticosa var. setosa (M.E.Jones) R.B.KelleyJames' Perennial Cat's-Eye
Oreochrysum parryi (A. Gray) Rydb.Parry's goldenrod
Orobanche cooperi (A. Gray) A. Hellerdesert broomrape
Orobanche fasciculata Nutt.clustered broomrape
Orobanche ludoviciana Nutt.Louisiana Broomrape
Orobanche uniflora L.oneflowered broomrape
Orthilia secunda (L.) Housesidebells wintergreen
Orthocarpus luteus Nutt.yellow owl's-clover
Orthocarpus purpureoalbus A. Gray ex S. WatsonPurplewhite Owl's-Clover
Oryzopsis asperifolia Michx.roughleaf ricegrass
Osmorhiza berteroi DC.sweetcicely
Osmorhiza brachypoda Torr.California sweetcicely
Osmorhiza depauperata Phil.bluntseed sweetroot
Oxalis albicans Kunthradishroot woodsorrel
Oxalis caerulea (Small) R. KnuthBlue Woodsorrel
Oxalis corniculata L.Creeping Woodsorrel
Oxalis decaphylla Kunthtenleaf woodsorrel
Oxalis dillenii Jacq.Slender Yellow Woodsorrel
Oxalis intermedia A. Rich.West Indian woodsorrel
Oxalis pes-caprae L.Bermuda buttercup
Oxalis stricta L.Common Yellow Oxalis
Oxybasis rubra (L.) S.Fuentes, Uotila & BorschRed Goosefoot
Oxypolis fendleri (A. Gray) A. HellerFendler's Cowbane
Oxytropis lambertii Purshpurple locoweed
Packera cardamine (Greene) W.A. Weber & Á. LöveBittercress Ragwort
Packera cynthioides (Greene) W.A. Weber & Á. LöveWhite Mountain ragwort
Packera fendleri (A. Gray) W.A. Weber & Á. LöveFendler's Ragwort
Packera hartiana (A. Heller) W.A. Weber & Á. LöveHart's ragwort
Packera multilobata (Torr. & A. Gray ex A. Gray) W.A. Weber & Á. LöveLobeleaf Groundsel
Packera neomexicana (A. Gray) W.A. Weber & Á. LöveNew Mexico groundsel
Packera paupercula (Michx.) Á. Löve & D. LöveBalsam Groundsel
Packera quercetorum (Greene) C. JeffreyOak Creek ragwort
Packera streptanthifolia (Greene) W.A. Weber & Á. LöveRocky Mountain Groundsel
Packera thurberi (A.Gray) B.L.TurnerThreetooth Ragwort
Packera werneriifolia (A. Gray) W.A. Weber & Á. LöveHoary Groundsel
Palafoxia arida B.L. Turner & Morrisdesert palafox
Panicum antidotale Retz.blue panicum
Panicum bulbosum KunthBulb Panicgrass
Panicum capillare L.Witchgrass
Panicum coloratum L.kleingrass
Panicum dichotomiflorum Michx.Fall Panicgrass
Panicum hallii VaseyHall's panicgrass
Panicum hirticaule J. PreslMexican panicgrass
Panicum miliaceum L.proso millet
Panicum urvilleanum Kunthdesert panicgrass
Panicum virgatum L.Switchgrass
Papaver rhoeas L.corn poppy
Papaver somniferum L.opium poppy
Pappophorum vaginatum Buckleywhiplash pappusgrass
Pappostipa speciosa (Trin. & Rupr.) Romasch.Desert Needlegrass
Parietaria pensylvanica Muhl. ex Willd.Pennsylvania Pellitory
Parkinsonia aculeata L.Jerusalem Thorn
Parkinsonia florida (Benth. ex A. Gray) S. Watsonblue paloverde
Parkinsonia microphylla Torr.yellow paloverde
Paronychia jamesii Torr. & A. GrayJames' nailwort
Parthenice mollis A. Grayannual monsterwort
Parthenium confertum A. GrayGray's feverfew
Parthenium incanum KunthMariola
Parthenocissus vitacea (Knerr) Hitchc.Woodbine
Pascopyrum smithii (Rydb.) Á. LöveWestern Wheatgrass
Paspalum convexum Humb. & Bonpl. ex FlueggéLatin American Crowngrass
Paspalum dilatatum Poir.dallisgrass
Paspalum distichum L.knotgrass
Paspalum setaceum Michx.thin paspalum
Paspalum virletii Fourn.Virlet's paspalum
Passiflora arida (Mast. & Rose) KillipDesert Passionflower
Passiflora arizonica (Killip) D.H. GoldmanArizona Passionflower
Passiflora bryonioides KunthCupped Passionflower
Passiflora mexicana Juss.Mexican passionflower
Pastinaca sativa L.Wild Parsnip
Paxistima myrsinites (Pursh) Raf.Oregon boxleaf
Pectis angustifolia Torr.lemonscent
Pectis cylindrica (Fernald) Rydb.Sonoran chinchweed
Pectis filipes Harv. & A. Grayfivebract chinchweed
Pectis imberbis A. Graybeardless chinchweed
Pectis linearifolia Urb.Florida chinchweed
Pectis linifolia L.romero macho
Pectis longipes A. Graylongstalk chinchweed
Pectis papposa Harv. & A. Graymanybristle chinchweed
Pectis prostrata Cav.Spreading Chinchweed
Pectis rusbyi Greene ex A. GrayRusby's chinchweed
Pectocarya heterocarpa (I.M. Johnst.) I.M. Johnst.Chuckwalla Combseed
Pectocarya penicillata (Hook. & Arn.) A. DC.sleeping combseed
Pectocarya platycarpa (Munz & I.M. Johnst.) Munz & I.M. Johnst.broadfruit combseed
Pectocarya recurvata I.M. Johnst.curvenut combseed
Pectocarya setosa A. Graymoth combseed
Pedicularis centranthera A. Graydwarf lousewort
Pedicularis parryi A. GrayParry's Lousewort
Pedicularis procera A. Graygiant lousewort
Pediomelum megalanthum (Wooton & Standl.) Rydb.Intermountain Indian Breadroot
Pediomelum pentaphyllum (L.) Rydb.small Indian breadroot
Pediomelum tenuiflorum (Pursh) A.N.EganSlimflower Scurfpea
Peganum harmala L.harmal peganum
Pellaea atropurpurea (L.) LinkPurple Cliffbrake
Pellaea intermedia Mett. ex Kuhnintermediate cliffbrake
Pellaea ternifolia (Cav.) LinkTrans-Pecos cliffbrake
Pellaea truncata Gooddingspiny cliffbrake
Pellaea wrightiana Hook.Wright's cliffbrake
Peniocereus greggii (Engelm.) Britton & Rosenightblooming cereus
Peniocereus striatus (Brandegee) BuxbaumGearstem Cactus
Pennellia longifolia (Benth.) Rollinslongleaf mock thelypody
Pennellia micrantha (A. Gray) Nieuwl.mountain mock thelypody
Pennisetum villosum R. Br. ex Fresen.feathertop
Penstemon ambiguus Torr.gilia beardtongue
Penstemon angustifolius Nutt. ex PurshBroadbeard Beardtongue
Penstemon barbatus (Cav.) Rothbeardlip penstemon
Penstemon caespitosus Nutt. ex A. GrayMat Penstemon
Penstemon clutei A. NelsonSunset Crater Beardtongue
Penstemon crandallii A. NelsonCrandall's Beardtongue
Penstemon dasyphyllus A. GrayCochise beardtongue
Penstemon deaveri Crosswh.Mt. Graham Beardtongue
Penstemon discolor D.D. KeckCataiina Beardtongue
Penstemon eatonii A. GrayFirecracker Penstemon
Penstemon fendleri Torr. & A. GrayFendler's Penstemon
Penstemon lanceolatus Benth.Lanceleaf Beardtongue
Penstemon linarioides A. Graytoadflax penstemon
Penstemon nudiflorus A. GrayFlagstaff Beardtongue
Penstemon palmeri A. GrayPalmer's Penstemon
Penstemon parryi (A. Gray) A. GrayParry's beardtongue
Penstemon pinifolius Greenepineneedle beardtongue
Penstemon pseudospectabilis M.E. Jonesdesert penstemon
Penstemon putus A. NelsonBlack River Beardtongue
Penstemon rostriflorus KelloggBridge penstemon
Penstemon rydbergii A. NelsonRydberg's Penstemon
Penstemon stenophyllus (A. Gray) HowellSonoran beardtongue
Penstemon subulatus M.E. JonesHackberry Beardtongue
Penstemon superbus A. Nelsonsuperb beardtongue
Penstemon thompsoniae (A. Gray) Rydb.Thompson's Beardtongue
Penstemon thurberi Torr.Thurber's penstemon
Penstemon utahensis Eastw.Utah Penstemon
Penstemon virgatus A. Grayupright blue beardtongue
Pentagramma triangularis "(Kaulf.) Yatsk.goldback fern
Pentzia incana (Thunb.) KuntzeAfrican sheepbush
Pericome caudata A. Graymountain tail-leaf
Perideridia parishii (J.M. Coult. & Rose) A. Nelson & J.F. Macbr.Parish's yampah
Perityle ajoensis T.K. TodsenAjo Rockdaisy
Perityle ambrosiifolia Greene ex A. Powell & S.C. YarboroughLace-Leaved Rockdaisy
Perityle ciliata (L.H. Dewey) Rydb.Fringed Rockdaisy
Perityle cochisensis (Niles) A. PowellCochise rockdaisy
Perityle coronopifolia A. Graycrowfoot rockdaisy
Perityle emoryi Torr.Emory's rockdaisy
Perityle gilensis (M.E. Jones) J.F. Macbr.Gila Rockdaisy
Perityle lemmonii (A. Gray) J.F. Macbr.Lemmon's rockdaisy
Perityle saxicola (Eastw.) ShinnersRoosevelt Dam Rockdaisy
Persicaria amphibia (L.) DelarbreWater Knotweed
Persicaria hydropiper (L.) DelarbreMarshpepper Knotweed
Persicaria hydropiperoides (Michx.) SmallSwamp Smartweed
Persicaria lapathifolia (L.) DelarbrePale Smartweed
Persicaria maculosa GraySpotted Ladysthumb
Persicaria punctata (Elliott) SmallDotted Smartweed
Petalonyx linearis Greenenarrowleaf sandpaper plant
Petalonyx thurberi A. GrayThurber's sandpaper plant
Peteria scoparia A. Grayrush peteria
Petrophytum caespitosum (Nutt.) Rydb.mat rockspirea
Peucephyllum schottii A. GraySchott's pygmycedar
Phacelia affinis A. Graylimestone phacelia
Phacelia alba Rydb.white phacelia
Phacelia arizonica A. GrayArizona phacelia
Phacelia bombycina Wooton & Standl.Mangas Spring phacelia
Phacelia campanularia A. GrayDesertbells
Phacelia cicutaria Greenecaterpillar phacelia
Phacelia coerulea GreeneSkyblue Phacelia
Phacelia crenulata Torr. ex S. Watsoncleftleaf wildheliotrope
Phacelia cryptantha GreeneHiddenflower Phacelia
Phacelia demissa A. GrayIntermountain Phacelia
Phacelia distans Benth.distant phacelia
Phacelia heterophylla Purshvarileaf phacelia
Phacelia integrifolia Torr.gypsum phacelia
Phacelia ivesiana Torr.Ives' Phacelia
Phacelia neglecta M.E. Jonesalkali phacelia
Phacelia neomexicana Thurb. ex Torr.New Mexico phacelia
Phacelia pedicellata A. Graypedicellate phacelia
Phacelia ramosissima Douglas ex Lehm.branching phacelia
Phacelia rotundifolia Torr. ex S. Watsonroundleaf phacelia
Phacelia rupestris Greenerock phacelia
Phacelia tanacetifolia Benth.lacy phacelia
Phacelia vallis-mortae J. VossDeath Valley phacelia
Phalaris angusta Nees ex Trin.timothy canarygrass
Phalaris arundinacea L.Reed Canary Grass
Phalaris canariensis L.Annual Canarygrass
Phalaris caroliniana WalterCarolina Canarygrass
Phalaris minor Retz.littleseed canarygrass
Phalaris paradoxa L.hood canarygrass
Phanerophlebia auriculata Underw.eared veinfern
Phaseolus acutifolius A. Graytepary bean
Phaseolus angustissimus A. Grayslimleaf bean
Phaseolus filiformis Benth.slimjim bean
Phaseolus maculatus Scheelespotted bean
Phaseolus parvulus GreenePinos Altos Mountain bean
Phaseolus pedicellatus Benth.Sonoran Bean
Phaseolus ritensis M.E. JonesSanta Rita Mountain bean
Phemeranthus aurantiacus (Engelm.) Kigerorange fameflower
Phemeranthus brevicaulis (S. Watson) Kigerdwarf fameflower
Phemeranthus confertiflorus (Greene) HershkovitzNew Mexico fameflower
Phemeranthus humilis (Greene) KigerPinos Altos fameflower
Phemeranthus parvulus (Rose & Standl.) D.J. Ferguson & T.M. Pricetepic flameflower
Pherotrichis villosa (Schult.) Meisn.Balbis' Milkvine
Philadelphus argyrocalyx Wootonsilvercup mock orange
Philadelphus maculatus (C.L. Hitchc.) HuSpotted Mock Orange
Philadelphus madrensis Hemsl.desert mountain mock orange
Philadelphus mearnsii W.H. Evans ex KoehneMearns' Mock Orange
Philadelphus microphyllus A. Graylittleleaf mock orange
Philadelphus palmeri Rydb.Palmer's mock orange
Philadelphus serpyllifolius A. Graythymeleaf mock orange
Phleum alpinum L.Alpine Timothy
Phleum pratense L.Timothy
Phlox amabilis BrandArizona Phlox
Phlox austromontana Covillemountain phlox
Phlox longifolia Nutt.longleaf phlox
Phlox mesoleuca Greenethreadleaf phlox
Phlox nana Nutt.Santa Fe phlox
Phlox stansburyi (Torr.) A. Hellercold-desert phlox
Phlox tenuifolia E.E. NelsonSanta Catalina Mountain phlox
Pholistoma auritum (Lindl.) Liljablue fiestaflower
Phoradendron bolleanum (Seem.) Eichl.Bollean mistletoe
Phoradendron californicum Nutt.mesquite mistletoe
Phoradendron capitellatum Torr. ex Trel.downy mistletoe
Phoradendron hawksworthii (Wiens) WiensHawksworth's mistletoe
Phoradendron juniperinum Engelm. ex A. GrayJuniper Mistletoe
Phoradendron leucarpum (Raf.) Reveal & M.C. Johnst.Oak Mistletoe
Phragmites australis (Cav.) Trin. ex Steud.Eurasian Common Reed
Phyla cuneifolia (Torr.) Greenewedgeleaf
Phyla lanceolata (Michx.) GreeneLanceleaf Fogfruit
Phyla nodiflora (L.) Greeneturkey tangle fogfruit
Phyllanthus polygonoides Nutt. ex Spreng.smartweed leaf-flower
Physalis acutifolia (Miers) Sandw.Sharpleaf Groundcherry
Physalis angulata L.Cutleaf Groundcherry
Physalis caudella Standl.southwestern groundcherry
Physalis crassifolia Benth.yellow nightshade groundcherry
Physalis hederifolia A. Grayivyleaf groundcherry
Physalis heterophylla NeesClammy Groundcherry
Physalis longifolia Nutt.Longleaf Groundcherry
Physalis philadelphica Lam.Mexican Groundcherry
Physalis pubescens L.Husk Tomato
Physalis subulata Rydb.Chihuahuan groundcherry
Physaria acutifolia Rydb.sharpleaf twinpod
Physaria fendleri (A.Gray) O'Kane & Al-ShehbazFendler's Bladderpod
Physaria gordonii (A.Gray) O'Kane & Al-ShehbazGordon's Bladderpod
Physaria newberryi A. GrayNewberry's Twinpod
Physaria rectipes (Wooton & Standl) O'Kane & Al-ShehbazStraight Bladderpod
Physaria tenella (A.Nelson) O'Kane & Al-ShehbazMoapa Bladderpod
Physocarpus malvaceus (Greene) Kuntzemallow ninebark
Physocarpus monogynus (Torr.) J.M. Coult.mountain ninebark
Phytolacca americana L.American Pokeweed
Phytolacca icosandra L.Tropical Pokeweed
Picea engelmannii Parry ex Engelm.Engelmann Spruce
Picea pungens Engelm.Blue Spruce
Picradeniopsis oppositifolia (Nutt.) Rydb. ex Brittonoppositeleaf bahia
Pilostyles thurberi A. GrayThurber's stemsucker
Pinaropappus roseus (Less.) Less.white rocklettuce
Pinus aristata Engelm.bristlecone pine
Pinus arizonica Engelm.Arizona pine
Pinus cembroides Zucc.Mexican pinyon
Pinus discolor D.K. Bailey & Hawksw.border pinyon
Pinus edulis Engelm.Twoneedle Pinyon
Pinus engelmannii CarrièreApache pine
Pinus flexilis JamesLimber Pine
Pinus halepensis Mill.aleppo pine
Pinus leiophylla Schiede & DeppeChihuahuan pine
Pinus monophylla Torr. & Frém.Singleleaf Pinyon
Pinus ponderosa Lawson & C. LawsonPonderosa Pine
Pinus strobiformis Engelm.southwestern white pine
Piptatheropsis micrantha "(Trin. & Rupr.) Romasch.littleseed ricegrass
Piptatherum miliaceum (L.) Coss.smilograss
Piptochaetium fimbriatum (Kunth) Hitchc.pinyon ricegrass
Piptochaetium pringlei (Beal) ParodiPringle's speargrass
Pisonia capitata (S. Watson) Standl.Mexican Devil's-Claws
Pisum sativum L.Garden Pea
Plagiobothrys arizonicus (A. Gray) Greene ex A. GrayArizona popcornflower
Plagiobothrys collinus (Phil.) I.M. Johnst.Cooper's popcornflower
Plagiobothrys jonesii A. GrayMojave popcornflower
Plagiobothrys pringlei GreenePringle's popcornflower
Plagiobothrys tenellus (Nutt. ex Hook.) A. GrayPacific popcornflower
Plantago argyrea MorrisSaltmeadow Plantain
Plantago australis Lam.Mexican plantain
Plantago bigelovii A. GrayCoast Plantain
Plantago eriopoda Torr.redwool plantain
Plantago helleri SmallHeller's plantain
Plantago lanceolata L.Narrowleaf Plantain
Plantago major L.Common Plantain
Plantago ovata Forssk.desert Indianwheat
Plantago patagonica Jacq.Woolly Plantain
Plantago rhodosperma Decne.redseed plantain
Plantago virginica L.Virginia Plantain
Plantago wrightiana Decne.Wright's plantain
Platanthera limosa Lindl.Thurber's bog orchid
Platanthera sparsiflora (S. Watson) Schltr.sparse-flowered bog orchid
Platanthera tescamnis Sheviak & W.F. Jenn.Intermountain Bog Orchid
Platanus wrightii S. WatsonArizona sycamore
Platyschkuhria integrifolia (A. Gray) Rydb.basindaisy
Platystemon californicus Benth.Creamcups
Plectocephalus americanus (Nutt.) D.DonAmerican Star-thistle
Plectocephalus rothrockii (Greenm.) D.J.N.HindRothrock's Knapweed
Plectritis ciliosa (Greene) Jeps.longspur seablush
Pleopeltis riograndensis (T. Wendt) Andrews & WindhamRio Grande scaly polypody
Pleuraphis mutica Buckleytobosagrass
Pleuraphis rigida Thurb.big galleta
Pleurocoronis pluriseta (A. Gray) R.M. King & H. Rob.bush arrowleaf
Pluchea odorata (L.) Cass.sweetscent
Pluchea sericea (Nutt.) CovilleArrowweed
Plumbago zeylanica L.Doctorbush
Poa annua L.annual bluegrass
Poa bigelovii Vasey & Scribn.Bigelow's bluegrass
Poa bulbosa L.bulbous bluegrass
Poa compressa L.Canada bluegrass
Poa fendleriana (Steud.) Vaseymuttongrass
Poa palustris L.Fowl Bluegrass
Poa secunda J. PreslSandberg Bluegrass
Poa trivialis L.Rough Bluegrass
Polanisia dodecandra (L.) DC.redwhisker clammyweed
Polanisia uniglandulosa (Cav.) DC.Mexican clammyweed
Polemonium foliosissimum A. Graytowering Jacob's-ladder
Polemonium pauciflorum S. Watsonfewflower Jacob's-ladder
Polygonatum biflorum (Walter) Elliottsmooth Solomon's seal
Polygonum argyrocoleon Steud. ex Kunzesilversheath knotweed
Polygonum douglasii GreeneDouglas' knotweed
Polygonum pensylvanicum L.Pennsylvania Smartweed
Polygonum ramosissimum Michx.Bushy Knotweed
Polypodium hesperium Maxonwestern polypody
Polypogon elongatus Kunthstreambank rabbitsfoot grass
Polypogon interruptus Kunthditch rabbitsfoot grass
Polypogon monspeliensis (L.) Desf.annual rabbitsfoot grass
Polypogon viridis (Gouan) Breistr.beardless rabbitsfoot grass
Polystemma cordifolium (A.Gray) McDonnell & FishbeinSonoran Milkvine
Polystichum lonchitis (L.) Rothnorthern hollyfern
Polystichum scopulinum (D.C. Eaton) MaxonMountain Hollyfern
Pomaria jamesii (Torr. & A. Gray) Walp.James' holdback
Pontederia crassipes Mart.Common Water Hyacinth
Populus ×jackii Balm-of-Gilead
Populus angustifolia JamesNarrowleaf Cottonwood
Populus deltoides W. Bartram ex MarshallEastern Cottonwood
Populus fremontii S. WatsonFremont Cottonwood
Populus tremuloides Michx.Quaking Aspen
Porophyllum gracile Benth.slender poreleaf
Porophyllum ruderale (Jacq.) Cass.yerba porosa
Porophyllum scoparium A. GrayTrans-Pecos poreleaf
Portulaca halimoides L.silkcotton purslane
Portulaca oleracea L.Common Purslane
Portulaca pilosa L.kiss me quick
Portulaca suffrutescens Engelm.shrubby purslane
Portulaca umbraticola Kunthwingpod purslane
Potamogeton crispus L.Curly Pondweed
Potamogeton diversifolius Raf.waterthread pondweed
Potamogeton foliosus Raf.Leafy Pondweed
Potamogeton natans L.floating pondweed
Potamogeton nodosus Poir.longleaf pondweed
Potamogeton pusillus L.small pondweed
Potentilla albiflora L.O. WilliamsWhiteflower Cinquefoil
Potentilla concinna Richardsonelegant cinquefoil
Potentilla crinita A. Graybearded cinquefoil
Potentilla hippiana Lehm.Woolly Cinquefoil
Potentilla norvegica L.Rough Cinquefoil
Potentilla plattensis Nutt.Platte River cinquefoil
Potentilla pulcherrima Lehm.beautiful cinquefoil
Potentilla rivalis Nutt.Brook Cinquefoil
Potentilla subviscosa GreeneNavajo cinquefoil
Potentilla thurberi A. GrayScarlet Cinquefoil
Potentilla wheeleri S. WatsonKern cinquefoil
Prenanthella exigua (A. Gray) Rydb.brightwhite
Primula latiloba (A.Gray) A.R.Mast & RevealWhite Shootingstar
Primula pauciflora (Durand) A.R.Mast & RevealDarkthroat Shootingstar
Primula rusbyi GreeneRusby's primrose
Primula tetrandra (Suksd.) A.R.Mast & RevealAlpine Shootingstar
Proboscidea althaeifolia (Benth.) Decne.desert unicorn-plant
Proboscidea parviflora (Wooton) Wooton & Standl.Doubleclaw
Prosartes trachycarpa S. Watsonroughfruit fairybells
Prosopis glandulosa Torr.Honey Mesquite
Prosopis pubescens Benth.screwbean mesquite
Prosopis velutina Wootonvelvet mesquite
Prunella vulgaris L.Common Selfheal
Prunus americana MarshallAmerican Plum
Prunus armeniaca L.apricot
Prunus avium (L.) L.Sweet Cherry
Prunus emarginata (Douglas ex Hook.) D. Dietr.bitter cherry
Prunus persica (L.) BatschPeach
Prunus serotina Ehrh.Black Cherry
Prunus virginiana L.Chokecherry
Psacalium decompositum (A. Gray) H. Rob. & Brettelldesert Indianbush
Psathyrostachys juncea (Fisch.) NevskiRussian wildrye
Psathyrotes ramosissima (Torr.) A. Grayvelvet turtleback
Pseudofumaria lutea (L.) Borkh.rock fumewort
Pseudognaphalium arizonicum (A. Gray) Anderb.Arizona cudweed
Pseudognaphalium canescens (DC.) W.A. WeberWright's cudweed
Pseudognaphalium jaliscense (Greenm.) Anderb.Jalisco rabbit-tobacco
Pseudognaphalium leucocephalum (A. Gray) Anderb.white cudweed
Pseudognaphalium macounii (Greene) KarteszMacoun's cudweed
Pseudognaphalium pringlei (A. Gray) Anderb.Pringle's cudweed
Pseudognaphalium stramineum (Kunth) Anderb.Cottonbatting Plant
Pseudoroegneria spicata (Pursh) Á. LöveBluebunch Wheatgrass
Pseudorontium cyathiferum (Benth.) Rothm.dog's-mouth
Pseudostellaria jamesiana (Torr.) W.A. Weber & R.L. Hartm.tuber starwort
Pseudotsuga menziesii (Mirb.) FrancoDouglas Fir
Psilactis asteroides A. GrayNew Mexico tansyaster
Psilactis brevilingulata Sch. Bip. ex Hemsl.Trans-Pecos tansyaster
Psilactis gentryi (Standl.) D. MorganMexican tansyaster
Psilostrophe cooperi (A. Gray) Greenewhitestem paperflower
Psilostrophe tagetina (Nutt.) GreeneWoolly Paperflower
Psilotum nudum (L.) P. Beauv.Whisk Fern
Psorothamnus scoparius (A. Gray) Rydb.broom dalea
Psorothamnus spinosus (A. Gray) Barnebysmoketree
Ptelea trifoliata L.Common Hoptree
Pteridium aquilinum (L.) Kuhnwestern brackenfern
Pterospora andromedea Nutt.woodland pinedrops
Pterostegia drymarioides Fisch. & C.A. Mey.woodland pterostegia
Puccinellia parishii Hitchc.bog alkaligrass
Punica granatum L.pomegranate
Purshia ×subintegra Arizona Cliffrose
Purshia mexicana (D. Don) HenricksonMexican cliffrose
Purshia stansburiana (Torr.) HenricksonStansbury Cliffrose
Purshia subintegra (Kearney) HenrardPinkava's Cliffrose
Pyracantha coccinea M. Roem.scarlet firethorn
Pyracantha crenulata (D. Don) Roem.Nepalese firethorn
Pyracantha koidzumii (Hayata) RehderFormosa firethorn
Pyrola chlorantha Sw.Greenflowered Wintergreen
Pyrola elliptica Nutt.waxflower shinleaf
Pyrola minor L.snowline wintergreen
Pyrola picta Sm.whiteveined wintergreen
Pyrrhopappus pauciflorus (D. Don) DC.smallflower desert-chicory
Pyrrocoma crocea (A. Gray) GreeneCurlyhead Goldenweed
Pyrus communis L.Common Pear
Quercus ×undulata Torr.Wavyleaf Oak
Quercus ajoensis C.H. Mull.Ajo Mountain scrub oak
Quercus arizonica Sarg.Arizona white oak
Quercus chrysolepis Liebm.Canyon Live Oak
Quercus emoryi Torr.Emory oak
Quercus gambelii Nutt.Gambel Oak
Quercus grisea Liebm.Gray Oak
Quercus hypoleucoides A. Camussilverleaf oak
Quercus oblongifolia Torr.Mexican blue oak
Quercus palmeri Engelm.Palmer oak

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Article Status: ✓ = complete

Range map status: ∅ = No map,
= Our research
, accurate to lv (1,2,3,4) ecoregions,
= tentative, excludes Canada & Mexico
ERA = auto-generated from ERA data.

Map Legend: Native Introduced Extirpated Expanded Native or Not Present Introduced or Not Present Native or Introduced Native or Expanded Expanded or Not Present Native or Expanded or Not Present

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