Home » Search: All Plants in Arizona/New Mexico Mountains

4188 Plants Found

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Ordered by scientific name.

Scientific Name	Common Name	†	Map‡
Matricaria discoidea DC.	disc mayweed
Matthiola longipetala (Vent.) DC.	Night Scented Stock
Maurandella antirrhiniflora (Humb. & Bonpl. ex Willd.) Rothm.	roving sailor
Medicago lupulina L.	black medick
Medicago minima (L.) L.	little bur-clover
Medicago polymorpha L.	burclover
Medicago sativa L.	Alfalfa
Melampodium leucanthum Torr. & A. Gray	plains blackfoot
Melampodium longicorne A. Gray	Arizona blackfoot
Melampodium strigosum Stuessy	shaggy blackfoot
Melia azedarach L.	Chinaberrytree
Melica frutescens Scribn.	woody melicgrass
Melica montezumae Piper	Montezuma melicgrass
Melica nitens (Scribn.) Nutt. ex Piper	threeflower melicgrass
Melica porteri Scribn.	Porter's melicgrass
Melilotus indicus (L.) All.	annual yellow sweetclover
Melilotus officinalis (L.) Lam.	Yellow sweetclover
Melinis repens (Willd.) Zizka	rose Natal grass
Menodora longiflora A. Gray	showy menodora
Menodora scabra A. Gray	rough menodora
Mentha ×piperita	Peppermint
Mentha aquatica L.	water mint
Mentha arvensis L.	Wild Mint
Mentha spicata L.	Spearmint
Mentzelia affinis Greene	yellowcomet
Mentzelia albicaulis (Hook.) Torr. & A. Gray	whitestem blazingstar
Mentzelia asperula Wooton & Standl.	Organ Mountain blazingstar
Mentzelia canyonensis J.J. Schenk, W.C. Hodgs., & L. Hufford	Grand Canyon Blazingstar
Mentzelia collomiae C.M. Christy	Sunset Crater Blazingstar
Mentzelia conspicua T.K. Todsen	Rio Chama Blazingstar
Mentzelia cronquistii H.J. Thomp. & Prigge	Cronquist's Blazingstar
Mentzelia dispersa S. Watson	bushy blazingstar
Mentzelia humilis (A. Gray) J. Darl.	gypsum blazingstar
Mentzelia involucrata S. Watson	whitebract blazingstar
Mentzelia isolata Gentry	isolated blazingstar
Mentzelia jonesii (Urb. & Gilg) H.J. Thomp. & Roberts	Jones' blazingstar
Mentzelia laciniata (Rydb.) J. Darl.	Cutleaf Blazingstar
Mentzelia lindheimeri Urb. & Gilg	Lindheimer's blazingstar
Mentzelia lindleyi Torr. & A. Gray	Lindley's blazingstar
Mentzelia montana (Davidson) Davidson	variegated-bract blazingstar
Mentzelia multiflora (Nutt.) A. Gray	Adonis blazingstar
Mentzelia nitens Greene	shining blazingstar
Mentzelia nuda (Pursh) Torr. & A. Gray	bractless blazingstar
Mentzelia obscura H.J. Thomp. & Roberts	Pacific blazingstar
Mentzelia oligosperma Nutt. ex Sims	chickenthief
Mentzelia oreophila J. Darl.	Argus blazingstar
Mentzelia perennis Wooton	perennial blazingstar
Mentzelia pterosperma Eastw.	Wingseed Blazingstar
Mentzelia pumila Nutt. ex Torr. & A. Gray	dwarf mentzelia
Mentzelia rusbyi Wooton	Rusby's Blazingstar
Mentzelia springeri (Standl.) Tidestr.	Santa Fe Blazingstar
Mentzelia strictissima (Wooton & Standl.) J. Darl.	grassland blazingstar
Mentzelia tricuspis A. Gray	spinyhair blazingstar
Mentzelia veatchiana Kellogg	Veatch's blazingstar
Menyanthes trifoliata L.	Buckbean
Mertensia arizonica Greene	Aspen Bluebells
Mertensia ciliata (James ex Torr.) G. Don	tall fringed bluebells
Mertensia franciscana A. Heller	Franciscan bluebells
Mertensia lanceolata (Pursh) DC.	Prairie Bluebells
Mertensia macdougalii A. Heller	Macdougal's Bluebells
Mertensia oblongifolia (Nutt.) G. Don	oblongleaf bluebells
Mesembryanthemum crystallinum L.	Common Iceplant
Mesembryanthemum nodiflorum L.	Slenderleaf Iceplant
Micranthes odontoloma (Piper) A.Heller	Brook Saxifrage
Microseris nutans (Hook.) Sch. Bip.	nodding microseris
Microsteris gracilis (Hook.) Greene	slender phlox
Microthelys rubrocallosa (B.L. Rob. & Greenm.) Garay	Green Medusa Orchid
Mimetanthe pilosa (Benth.) Greene	false monkeyflower
Mimosa aculeaticarpa Ortega	catclaw mimosa
Mimosa borealis A. Gray	fragrant mimosa
Mimosa dysocarpa Benth.	velvetpod mimosa
Mimosa grahamii A. Gray	Graham's mimosa
Mimosa microphylla Dryand.	littleleaf sensitive-briar
Mimosa rupertiana B.L. Turner	eastern sensitive plant
Mimulus cardinalis Douglas ex Benth.	scarlet monkeyflower
Mimulus dentilobus B.L. Rob. & Fernald	toothpetal monkeyflower
Mimulus eastwoodiae Rydb.	Eastwood's monkeyflower
Mimulus floribundus Lindl.	manyflowered monkeyflower
Mimulus glabratus Kunth	roundleaf monkeyflower
Mimulus guttatus DC.	Seep Monkeyflower
Mimulus primuloides Benth.	primrose monkeyflower
Mimulus rubellus A. Gray	little redstem monkeyflower
Mimulus suksdorfii A. Gray	Suksdorf's monkeyflower
Mimulus tilingii Regel	Tiling's Monkeyflower
Minuartia douglasii (Fenzl ex Torr. & A. Gray) Mattf.	Douglas' stitchwort
Minuartia michauxii (Fenzl) Farw.	Michaux's stitchwort
Mirabilis albida (Walter) Heimerl	White Four O'clock
Mirabilis coccinea (Torr.) Benth. & Hook. f.	scarlet four o'clock
Mirabilis comata (Small) Standl.	hairy-tuft four o'clock
Mirabilis jalapa L.	marvel of Peru
Mirabilis laevis (Benth.) Curran	desert wishbone-bush
Mirabilis linearis (Pursh) Heimerl	Narrowleaf Four O'clock
Mirabilis longiflora L.	sweet four o'clock
Mirabilis melanotricha (Standl.) Spellenb.	four o'clock
Mirabilis multiflora (Torr.) A. Gray	Colorado four o'clock
Mirabilis nyctaginea (Michx.) MacMill.	Heartleaf Four O'Clock
Mirabilis oxybaphoides (A. Gray) A. Gray	smooth spreading four o'clock
Moehringia lateriflora (L.) Fenzl	Bluntleaf Sandwort
Moehringia macrophylla (Hook.) Fenzl	Largeleaf Sandwort
Mollugo cerviana (L.) Ser.	threadstem carpetweed
Mollugo verticillata L.	Green Carpetweed
Moluccella laevis L.	shellflower
Monarda citriodora Cerv. ex Lag.	Lemon Beebalm
Monarda fistulosa L.	Wild Bergamot
Monarda pectinata Nutt.	pony beebalm
Monarda punctata L.	Spotted Beebalm
Monardella arizonica Epling	Arizona monardella
Monardella odoratissima Benth.	mountain monardella
Monardella odoratissima subsp. glauca (Greene) Epling	Pale Monardella
Moneses uniflora (L.) A. Gray	Single Delight
Monnina wrightii A. Gray	blue pygmyflower
Monoptilon bellioides (A. Gray) H.M. Hall	Mojave desertstar
Montia chamissoi (Ledeb. ex Spreng.) Greene	water minerslettuce
Mortonia scabrella A. Gray	Rio Grande saddlebush
Mortonia sempervirens A. Gray	Rio Grande saddlebush
Mortonia utahensis (Coville ex A. Gray) A. Nelson	Utah Mortonia
Morus alba L.	White Mulberry
Morus microphylla Buckley	Texas Mulberry
Muhlenbergia andina (Nutt.) Hitchc.	foxtail muhly
Muhlenbergia appressa C.O. Goodding	Devils Canyon muhly
Muhlenbergia arenacea (Buckley) Hitchc.	ear muhly
Muhlenbergia arenicola Buckley	sand muhly
Muhlenbergia arizonica Scribn.	Arizona muhly
Muhlenbergia arsenei Hitchc.	Navajo Muhly
Muhlenbergia asperifolia (Nees & Meyen ex Trin.) Parodi	Scratchgrass
Muhlenbergia brevis C.O. Goodding	short muhly
Muhlenbergia curtifolia Scribn.	Utah Muhly
Muhlenbergia cuspidata (Torr. ex Hook.) Rydb.	plains muhly
Muhlenbergia depauperata Scribn.	Sixweeks Muhly
Muhlenbergia dubia Fourn. ex Hemsl.	pine muhly
Muhlenbergia dumosa Scribn. ex Vasey	bamboo muhly
Muhlenbergia eludens C.G. Reeder	gravelbar muhly
Muhlenbergia emersleyi Vasey	bullgrass
Muhlenbergia filiculmis Vasey	slimstem muhly
Muhlenbergia filiformis (Thurb. ex S. Watson) Rydb.	pullup muhly
Muhlenbergia fragilis Swallen	delicate muhly
Muhlenbergia glauca (Nees) B.D. Jacks.	desert muhly
Muhlenbergia longiligula Hitchc.	longtongue muhly
Muhlenbergia mexicana (L.) Trin.	Mexican Muhly
Muhlenbergia microsperma (DC.) Trin.	littleseed muhly
Muhlenbergia minutissima (Steud.) Swallen	Annual Muhly
Muhlenbergia montana (Nutt.) Hitchc.	mountain muhly
Muhlenbergia pauciflora Buckley	New Mexico muhly
Muhlenbergia peruviana (P. Beauv.) Steud.	Peruvian Muhly
Muhlenbergia polycaulis Scribn.	cliff muhly
Muhlenbergia porteri Scribn. ex Beal	Bush Muhly
Muhlenbergia pungens Thurb.	sandhill muhly
Muhlenbergia racemosa "(Michx.) Britton	marsh muhly
Muhlenbergia ramulosa (Kunth) Swallen	green muhly
Muhlenbergia repens (J. Presl) Hitchc.	creeping muhly
Muhlenbergia richardsonis (Trin.) Rydb.	mat muhly
Muhlenbergia rigens (Benth.) Hitchc.	deergrass
Muhlenbergia rigida (Kunth) Trin.	purple muhly
Muhlenbergia setifolia Vasey	curlyleaf muhly
Muhlenbergia sinuosa Swallen	marshland muhly
Muhlenbergia spiciformis Trin.	longawn muhly
Muhlenbergia straminea Hitchc.	screwleaf muhly
Muhlenbergia sylvatica (Torr.) Torr. ex A. Gray	Woodland Muhly
Muhlenbergia tenuifolia (Kunth) Trin.	slender muhly
Muhlenbergia texana Buckley	Texas muhly
Muhlenbergia thurberi Rydb.	Thurber's muhly
Muhlenbergia torreyi (Kunth) Hitchc. ex Bush	ring muhly
Muhlenbergia utilis (Torr.) Hitchc.	aparejograss
Muhlenbergia villiflora Hitchc.	Hairy Muhly
Muhlenbergia wrightii Vasey ex J.M. Coult.	Spike Muhly
Munroa squarrosa (Nutt.) Torr.	false buffalograss
Muscari neglectum Guss. ex Ten.	starch grape hyacinth
Myosotis scorpioides L.	true forget-me-not
Myosurus apetalus C. Gay	bristly mousetail
Myosurus cupulatus S. Watson	Arizona mousetail
Myosurus minimus L.	Tiny Mousetail
Myriophyllum aquaticum (Vell.) Verdc.	Parrot Feather Watermilfoil
Myriophyllum sibiricum Kom.	shortspike watermilfoil
Myriophyllum spicatum L.	Eurasian watermilfoil
Myriophyllum verticillatum L.	whorl-leaf watermilfoil
Najas guadalupensis (Spreng.) Magnus	southern waternymph
Najas marina L.	spiny naiad
Nama carnosum (Wooton) C.L. Hitchc.	sand fiddleleaf
Nama demissum A. Gray	purplemat
Nama densum Lemmon	leafy nama
Nama dichotomum (Ruiz & Pav.) Choisy	wishbone fiddleleaf
Nama hispidum A. Gray	bristly nama
Nama retrorsum J.T. Howell	Betatakin Fiddleleaf
Nama stevensii C.L. Hitchc.	Stevens' fiddleleaf
Nama xylopodum (Wooton & Standl.) C.L. Hitchc.	yellowseed fiddleleaf
Nassella tenuissima (Trin.) Barkworth	Finestem Needlegrass
Nassella viridula (Trin.) Barkworth	Green Needlegrass
Nasturtium officinale W.T. Aiton	watercress
Navarretia breweri (A. Gray) Greene	Brewer's navarretia
Nemacaulis denudata Nutt.	cottonheads
Nemacladus glanduliferus Jeps.	glandular threadplant
Neogaerrhinum filipes (A. Gray) Rothm.	yellow twining snapdragon
Neokochia americana (S.Watson) G.L.Chu & S.C.Sand.	Green Molly
Neolloydia conoidea (DC.) Britton & Rose	Chihuahuan beehive
Neottia convallarioides (Sw.) Rich.	Broadlipped Twayblade
Nepeta cataria L.	Catnip
Nephrolepis exaltata (L.) Schott	Boston Swordfern
Nerisyrenia camporum (A. Gray) Greene	bicolor fanmustard
Nerisyrenia linearifolia (S. Watson) Greene	White Sands fanmustard
Nerium oleander L.	oleander
Nicotiana attenuata Torr. ex S. Watson	Coyote Tobacco
Nicotiana clevelandii A. Gray	Cleveland's tobacco
Nicotiana glauca Graham	tree tobacco
Nicotiana obtusifolia M. Martens & Galeotti	desert tobacco
Nicotiana quadrivalvis Pursh	Indian tobacco
Nissolia schottii (Torr.) A. Gray	Schott's Yellowhood
Nitrophila occidentalis (Moq.) S. Watson	boraxweed
Noccaea fendleri (A. Gray) Holub	Fendler's Pennycress
Nolina arenicola Correll	Trans-Pecos beargrass
Nolina bigelovii (Torr.) S. Watson	Bigelow's nolina
Nolina greenei S. Watson ex Trel.	Woodland Beargrass
Nolina micrantha I.M. Johnst.	chaparral beargrass
Nolina microcarpa S. Watson	sacahuista
Nolina parryi S. Watson	Parry's beargrass
Nolina texana S. Watson	Texas sacahuista
Notholaena aschenborniana Klotzsch	scaled cloak fern
Notholaena californica D.C. Eaton	California cloak fern
Notholaena grayi Davenport	Gray's cloak fern
Notholaena neglecta Maxon	Maxon's cloak fern
Notholaena standleyi Maxon	star cloak fern
Nothoscordum bivalve (L.) Britton	crowpoison
Nuphar polysepala Engelm.	Great Yellow Pond-Lily
Nuttallanthus texanus (Scheele) D.A. Sutton	Texas Toadflax
Nyctaginia capitata Choisy	devil's bouquet
Nymphaea mexicana Zucc.	Yellow Waterlily
Nymphaea odorata Aiton	American white waterlily
Ocimum basilicum L.	sweet basil
Oenothera albicaulis Pursh	Whitest Evening Primrose
Oenothera arizonica (Munz) W.L. Wagner	California evening primrose
Oenothera biennis L.	Common Evening Primrose
Oenothera brachycarpa A. Gray	Shortfruit Evening Primrose
Oenothera caespitosa Nutt.	Tufted Evening Primrose
Oenothera calcicola (P.H. Raven & D.P. Greg.) W.L. Wagner & Hoch	Texas beeblossom
Oenothera californica (S. Watson) S. Watson	California evening primrose
Oenothera canescens Torr. & Frém.	Spotted Evening Primrose
Oenothera capillifolia subsp. berlandieri (Spach) W.L.Wagner & Hoch	Berlandier's Sundrops
Oenothera cavernae Munz	Cavedwelling Evening Primrose
Oenothera cinerea (Wooton & Standl.) W.L. Wagner & Hoch	high-plains beeblossom
Oenothera coloradensis (Rydb.) W.L. Wagner & Hoch	Colorado Beeblossom
Oenothera coronopifolia Torr. & A. Gray	crownleaf evening primrose
Oenothera curtiflora W.L.Wagner & Hoch	Velvetweed
Oenothera deltoides Torr. & Frém.	birdcage evening primrose
Oenothera elata Kunth	Hooker's evening primrose
Oenothera engelmannii (Small) Munz	Engelmann's Evening Primrose
Oenothera flava (A. Nelson) Garrett	yellow evening primrose
Oenothera glaucifolia W.L.Wagner & Hoch	False Gaura
Oenothera grandis (Britton) Smyth	showy evening primrose
Oenothera hartwegii Benth.	Hartweg's Sundrops
Oenothera hexandra (Ortega) W.L. Wagner & Hoch	harlequinbush
Oenothera howardii (A. Nelson) W.L. Wagner	Howard's Evening Primrose
Oenothera laciniata Hill	Cutleaf Evening Primrose
Oenothera lavandulifolia Torr. & A.Gray	Lavenderleaf Sundrops
Oenothera longissima Rydb.	Longstem Evening Primrose
Oenothera neomexicana (Small) Munz	New Mexico evening primrose
Oenothera pallida Lindl.	pale evening primrose
Oenothera pallida subsp. latifolia (Rydb.) Munz	Mountain Evening Primrose
Oenothera platanorum P.H. Raven & Parnell	Fort Huachuca evening primrose
Oenothera primiveris A. Gray	desert evening primrose
Oenothera pubescens Willd. ex Spreng.	South American evening primrose
Oenothera rhombipetala Nutt. ex Torr. & A. Gray	Fourpoint Evening Primrose
Oenothera rosea L'Hér. ex Aiton	Rose Evening Primrose
Oenothera serrulata Nutt.	Yellow Sundrops
Oenothera speciosa Nutt.	Pink Evening Primrose
Oenothera suffrutescens (Moc. & Sessé ex Ser.) W.L.Wagner & Hoch	Scarlet Beeblossom
Oenothera suffulta (Engelm. ex A. Gray) W.L. Wagner & Hoch	kisses
Oenothera toumeyi (Small) Tidestr.	Toumey's Sundrops
Oenothera triloba Nutt.	Stemless Evening Primrose
Oenothera tubicula A.Gray	Texas Sundrops
Oenothera villosa Thunb.	Hairy Evening Primrose
Oligomeris linifolia (Vahl) J.F. Macbr.	lineleaf whitepuff
Oligoneuron rigidum (L.) Small	Stiff Goldenrod
Olneya tesota A. Gray	Desert Ironwood
Oncosiphon piluliferum (L. f.) Källersjö	stinknet
Onobrychis viciifolia Scop.	sainfoin
Onopordum acanthium L.	Scotch cottonthistle
Opuntia ×martiniana (L.D. Benson) Parfitt	Seashore Cactus
Opuntia aurea E.M. Baxter	Golden Pricklypear
Opuntia basilaris Engelm. & J.M. Bigelow	beavertail pricklypear
Opuntia chlorotica Engelm. & J.M. Bigelow	dollarjoint pricklypear
Opuntia engelmannii Salm-Dyck ex Engelm.	Cactus Apple
Opuntia fragilis (Nutt.) Haw.	brittle pricklypear
Opuntia laevis J.M. Coult.	tulip pricklypear
Opuntia macrocentra Engelm.	purple pricklypear
Opuntia macrorhiza Engelm.	twistspine pricklypear
Opuntia microdasys (Lehm.) N.E. Pfeiffer	angel's-wings
Opuntia phaeacantha Engelm.	tulip pricklypear
Opuntia pinkavae Parfitt	Pinkava's Pricklypear
Opuntia polyacantha Haw.	plains pricklypear
Opuntia santa-rita (Griffiths & Hare) Rose	Santa Rita pricklypear
Opuntia tortispina Engelm. & J.M.Bigelow	Grassland Pricklypear
Oreocarya confertiflora Greene	Basin Yellow Perennial Cat's-Eye
Oreocarya flava A.Nelson	Plateau Yellow Perennial Cat's-Eye
Oreocarya flavoculata A.Nelson	Roughseed Cryptantha
Oreocarya fulvocanescens (S.Watson) Greene	Tawny Cryptantha
Oreocarya humilis (A.Gray) Greene	Round-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.Kelley	James' Perennial Cat's-Eye
Oreochrysum parryi (A. Gray) Rydb.	Parry's goldenrod
Orobanche cooperi (A. Gray) A. Heller	desert broomrape
Orobanche corymbosa (Rydb.) Ferris	flat-top broomrape
Orobanche fasciculata Nutt.	clustered broomrape
Orobanche ludoviciana Nutt.	Louisiana Broomrape
Orobanche multicaulis Brandegee	spiked broomrape
Orobanche riparia L.T. Collins	River Broomrape
Orobanche uniflora L.	oneflowered broomrape
Orthilia secunda (L.) House	sidebells wintergreen
Orthocarpus luteus Nutt.	yellow owl's-clover
Orthocarpus purpureoalbus A. Gray ex S. Watson	Purplewhite Owl's-Clover
Oryzopsis asperifolia Michx.	roughleaf ricegrass
Osmorhiza berteroi DC.	sweetcicely
Osmorhiza brachypoda Torr.	California sweetcicely
Osmorhiza depauperata Phil.	bluntseed sweetroot
Ostrya knowltonii Sarg.	Knowlton's hophornbeam
Oxalis albicans Kunth	radishroot woodsorrel
Oxalis caerulea (Small) R. Knuth	Blue Woodsorrel
Oxalis corniculata L.	Creeping Woodsorrel
Oxalis decaphylla Kunth	tenleaf woodsorrel
Oxalis dillenii Jacq.	Slender Yellow Woodsorrel
Oxalis drummondii A. Gray	Drummond's 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 & Borsch	Red Goosefoot
Oxypolis fendleri (A. Gray) A. Heller	Fendler's Cowbane
Oxyria digyna (L.) Hill	Alpine Mountainsorrel
Oxytropis lambertii Pursh	purple locoweed
Oxytropis oreophila A. Gray	Mountain Oxytrope
Oxytropis sericea Nutt.	white locoweed
Packera cana (Hook.) W.A. Weber & Á. Löve	woolly groundsel
Packera cardamine (Greene) W.A. Weber & Á. Löve	Bittercress Ragwort
Packera crocata (Rydb.) W.A. Weber & Á. Löve	Saffron Ragwort
Packera cynthioides (Greene) W.A. Weber & Á. Löve	White Mountain ragwort
Packera fendleri (A. Gray) W.A. Weber & Á. Löve	Fendler's Ragwort
Packera franciscana (Greene) W.A. Weber & Á. Löve	San Francisco Peaks Ragwort
Packera hartiana (A. Heller) W.A. Weber & Á. Löve	Hart's ragwort
Packera millelobata (Rydb.) W.A. Weber & Á. Löve	Uinta ragwort
Packera multilobata (Torr. & A. Gray ex A. Gray) W.A. Weber & Á. Löve	Lobeleaf Groundsel
Packera neomexicana (A. Gray) W.A. Weber & Á. Löve	New Mexico groundsel
Packera obovata (Muhl. ex Willd.) W.A. Weber & Á. Löve	roundleaf ragwort
Packera paupercula (Michx.) Á. Löve & D. Löve	Balsam Groundsel
Packera plattensis (Nutt.) W.A. Weber & Á. Löve	prairie groundsel
Packera pseudaurea (Rydb.) W.A. Weber & Á. Löve	falsegold groundsel
Packera quercetorum (Greene) C. Jeffrey	Oak Creek ragwort
Packera sanguisorboides (Rydb.) W.A. Weber & Á. Löve	Burnet Ragwort
Packera streptanthifolia (Greene) W.A. Weber & Á. Löve	Rocky Mountain Groundsel
Packera thurberi (A.Gray) B.L.Turner	Threetooth Ragwort
Packera werneriifolia (A. Gray) W.A. Weber & Á. Löve	Hoary Groundsel
Palafoxia arida B.L. Turner & Morris	desert palafox
Palafoxia sphacelata (Nutt. ex Torr.) Cory	othake
Panicum amarum Elliott	Bitter Panicgrass
Panicum antidotale Retz.	blue panicum
Panicum bulbosum Kunth	Bulb Panicgrass
Panicum capillare L.	witchgrass
Panicum dichotomiflorum Michx.	Fall Panicgrass
Panicum hallii Vasey	Hall's panicgrass
Panicum havardii Vasey	Havard's Panicgrass
Panicum hirticaule J. Presl	Mexican panicgrass
Panicum miliaceum L.	proso millet
Panicum mohavense J. Reeder	Mojave Panicgrass
Panicum virgatum L.	Switchgrass
Papaver rhoeas L.	corn poppy
Papaver somniferum L.	opium poppy
Pappophorum vaginatum Buckley	whiplash pappusgrass
Pappostipa speciosa (Trin. & Rupr.) Romasch.	Desert Needlegrass
Paraserianthes lophantha (Willd.) I.C. Nielsen	plume albizia
Parietaria pensylvanica Muhl. ex Willd.	Pennsylvania Pellitory
Parkinsonia aculeata L.	Jerusalem Thorn
Parkinsonia florida (Benth. ex A. Gray) S. Watson	blue paloverde
Parkinsonia microphylla Torr.	yellow paloverde
Paronychia jamesii Torr. & A. Gray	James' nailwort
Paronychia sessiliflora Nutt.	creeping nailwort
Parryella filifolia Torr. & A. Gray ex A. Gray	Common Dunebroom
Parthenium alpinum (Nutt.) Torr. & A. Gray	Alpine Feverfew
Parthenium confertum A. Gray	Gray's feverfew
Parthenium incanum Kunth	Mariola
Parthenocissus quinquefolia (L.) Planch.	Virginia Creeper
Parthenocissus vitacea (Knerr) Hitchc.	Woodbine
Pascopyrum smithii (Rydb.) Á. Löve	Western Wheatgrass
Paspalum dilatatum Poir.	dallisgrass
Paspalum distichum L.	knotgrass
Paspalum setaceum Michx.	thin paspalum
Passiflora arida (Mast. & Rose) Killip	Desert 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. Gray	fivebract chinchweed
Pectis longipes A. Gray	longstalk chinchweed
Pectis papposa Harv. & A. Gray	manybristle chinchweed
Pectis prostrata Cav.	Spreading Chinchweed
Pectis rusbyi Greene ex A. Gray	Rusby'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. Gray	moth combseed
Pedicularis angustifolia Benth.	Mogollon Mountain Lousewort
Pedicularis centranthera A. Gray	dwarf lousewort
Pedicularis groenlandica Retz.	Elephanthead Lousewort
Pedicularis parryi A. Gray	Parry's Lousewort
Pedicularis procera A. Gray	giant lousewort
Pedicularis racemosa Douglas ex Benth.	Sickletop Lousewort
Pediocactus bradyi L.D. Benson	Brady's Pincushion Cactus
Pediocactus knowltonii L.D. Benson	Knowlton's Miniature Cactus
Pediocactus paradinei B.W. Benson	Kaibab Pincushion Cactus
Pediocactus peeblesianus (Croizat) L.D. Benson	Navajo Pincushion Cactus
Pediocactus sileri (Engelm. ex J.M. Coult.) L.D. Benson	Siler Pincushion Cactus
Pediocactus simpsonii (Engelm.) Britton & Rose	Mountain Ball Cactus
Pediomelum argophyllum (Pursh) J. Grimes	silverleaf Indian breadroot
Pediomelum aromaticum (Payson) W.A. Weber	Aromatic Indian Breadroot
Pediomelum hypogaeum (Nutt. ex Torr. & A. Gray) Rydb.	subterranean Indian breadroot
Pediomelum megalanthum (Wooton & Standl.) Rydb.	Intermountain Indian Breadroot
Pediomelum pentaphyllum (L.) Rydb.	small Indian breadroot
Pediomelum tenuiflorum (Pursh) A.N.Egan	Slimflower Scurfpea
Peganum harmala L.	harmal peganum
Peganum mexicanum A. Gray	garbancillo
Pellaea atropurpurea (L.) Link	Purple Cliffbrake
Pellaea glabella Mett. ex Kuhn	smooth cliffbrake
Pellaea intermedia Mett. ex Kuhn	intermediate cliffbrake
Pellaea ternifolia (Cav.) Link	Trans-Pecos cliffbrake
Pellaea truncata Goodding	spiny cliffbrake
Pellaea wrightiana Hook.	Wright's cliffbrake
Peniocereus greggii (Engelm.) Britton & Rose	nightblooming cereus
Pennellia longifolia (Benth.) Rollins	longleaf mock thelypody
Pennellia micrantha (A. Gray) Nieuwl.	mountain mock thelypody
Pennisetum villosum R. Br. ex Fresen.	feathertop
Penstemon alamosensis Pennell & Nisbet	Los Alamos Beardtongue
Penstemon albidus Nutt.	white penstemon
Penstemon ambiguus Torr.	gilia beardtongue
Penstemon angustifolius Nutt. ex Pursh	Broadbeard Beardtongue
Penstemon barbatus (Cav.) Roth	beardlip penstemon
Penstemon bradburyi Pursh	Large-flowered Beardtongue
Penstemon breviculus (D.D. Keck) Nisbet & R.C. Jacks.	Shortstem Beardtongue
Penstemon buckleyi Pennell	Buckley's Beardtongue
Penstemon caespitosus Nutt. ex A. Gray	Mat Penstemon
Penstemon cardinalis Wooton & Standl.	Cardinal Beardtongue
Penstemon clutei A. Nelson	Sunset Crater Beardtongue
Penstemon cobaea Nutt.	Prairie Penstemon
Penstemon comarrhenus A. Gray	Dusty Beardtongue
Penstemon crandallii A. Nelson	Crandall's Beardtongue
Penstemon dasyphyllus A. Gray	Cochise beardtongue
Penstemon deaveri Crosswh.	Mt. Graham Beardtongue
Penstemon discolor D.D. Keck	Cataiina Beardtongue
Penstemon eatonii A. Gray	Firecracker Penstemon
Penstemon fendleri Torr. & A. Gray	Fendler's Penstemon
Penstemon glaber Pursh	Sawsepal Penstemon
Penstemon gracilis Nutt.	Lilac Penstemon
Penstemon griffinii A. Nelson	Griffin's Beardtongue
Penstemon inflatus Crosswh.	Inflated Beardtongue
Penstemon jamesii Benth.	James' beardtongue
Penstemon laevis Pennell	Southwestern Beardtongue
Penstemon lanceolatus Benth.	Lanceleaf Beardtongue
Penstemon lentus Pennell	Handsome Beardtongue
Penstemon linarioides A. Gray	toadflax penstemon
Penstemon metcalfei Wooton & Standl.	Metcalfe's Beardtongue
Penstemon neomexicanus Wooton & Standl.	New Mexico Beardtongue
Penstemon nudiflorus A. Gray	Flagstaff Beardtongue
Penstemon oliganthus Wooton & Standl.	Apache Beardtongue
Penstemon ophianthus Pennell	Coiled Anther Penstemon
Penstemon pachyphyllus A. Gray ex Rydb.	Thickleaf Beardtongue
Penstemon palmeri A. Gray	Palmer's Penstemon
Penstemon parryi (A. Gray) A. Gray	Parry's beardtongue
Penstemon pinifolius Greene	pineneedle beardtongue
Penstemon pseudoparvus Crosswh.	Mt. Washington Beardtongue
Penstemon pseudoputus (Crosswh.) N.H. Holmgren	Kaibab Plateau Beardtongue
Penstemon pseudospectabilis M.E. Jones	desert penstemon
Penstemon putus A. Nelson	Black River Beardtongue
Penstemon rostriflorus Kellogg	Bridge penstemon
Penstemon rydbergii A. Nelson	Rydberg's Penstemon
Penstemon secundiflorus Benth.	Sidebells Penstemon
Penstemon strictiformis Rydb.	Mancos Penstemon
Penstemon strictus Benth.	Rocky Mountain Penstemon
Penstemon subulatus M.E. Jones	Hackberry Beardtongue
Penstemon superbus A. Nelson	superb beardtongue
Penstemon thompsoniae (A. Gray) Rydb.	Thompson's Beardtongue
Penstemon thurberi Torr.	Thurber's penstemon
Penstemon unilateralis Rydb.	Oneside Penstemon
Penstemon utahensis Eastw.	Utah Penstemon
Penstemon virgatus A. Gray	upright blue beardtongue
Penstemon whippleanus A. Gray	Whipple's Penstemon
Pentagramma triangularis "(Kaulf.) Yatsk.	goldback fern
Pentzia incana (Thunb.) Kuntze	African sheepbush
Peraphyllum ramosissimum Nutt.	Wild Crab Apple
Pericome caudata A. Gray	mountain tail-leaf
Perideridia parishii (J.M. Coult. & Rose) A. Nelson & J.F. Macbr.	Parish's yampah
Perityle ambrosiifolia Greene ex A. Powell & S.C. Yarborough	Lace-Leaved Rockdaisy
Perityle ciliata (L.H. Dewey) Rydb.	Fringed Rockdaisy
Perityle congesta (M.E. Jones) Shinners	Grand Canyon Rockdaisy
Perityle coronopifolia A. Gray	crowfoot rockdaisy
Perityle emoryi Torr.	Emory's rockdaisy
Perityle fosteri A. Powell	Foster's Rockdaisy
Perityle gilensis (M.E. Jones) J.F. Macbr.	Gila Rockdaisy
Perityle gracilis (M.E. Jones) Rydb.	Three-Lobed Rockdaisy
Perityle lemmonii (A. Gray) J.F. Macbr.	Lemmon's rockdaisy
Perityle quinqueflora (Steyerm.) Shinners	fiveflower rockdaisy
Perityle saxicola (Eastw.) Shinners	Roosevelt Dam Rockdaisy
Perityle staurophylla (Barneby) Shinners	New Mexico rockdaisy
Persicaria amphibia (L.) Delarbre	Water Knotweed
Persicaria hydropiperoides (Michx.) Small	Swamp Smartweed

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