List of Canadian plants by family P–Q

Main page: List of Canadian plants by family

Families: A | B | C | D | E | F | G | H | I J K | L | M | N | O | P Q | R | S | T | U V W | X Y Z

Paeoniaceae

Paeonia brownii — western peony

Pallaviciniaceae

Moerckia blyttii
Moerckia hibernica

Pallavicinia lyellii — pallavicinia

Papaveraceae

Meconella oregana — white meconella
Papaver alboroseum — pale poppy
Papaver alpinum — dwarf poppy
Papaver dahlianum — polar poppy
Papaver gorodkovii — Russian poppy
Papaver lapponicum — Lapland poppy
Papaver macounii — Macoun's poppy

Papaver mcconnellii — McConnell's poppy
Papaver nudicaule — Icelandic poppy
Papaver pygmaeum — alpine glacier poppy
Papaver radicatum — Arctic poppy
Papaver walpolei — Walpole's poppy
Sanguinaria canadensis — bloodroot
Stylophorum diphyllum — celandine poppy

Pelliaceae

Pellia endiviifolia
Pellia epiphylla — common pellia

Pellia neesiana

Phytolaccaceae

Phytolacca americana — common pokeweed

Pinaceae

Abies amabilis — Pacific silver fir
Abies balsamea — balsam fir
Abies grandis — grand fir
Abies lasiocarpa — subalpine fir
Abies x phanerolepis
Larix laricina — tamarack
Larix lyallii — subalpine larch
Larix occidentalis — western larch
Picea engelmannii — Engelmann's spruce
Picea glauca — white spruce
Picea mariana — black spruce
Picea rubens — red spruce
Picea sitchensis — Sitka spruce
Picea x lutzii
Pinus albicaulis — whitebark pine

Pinus banksiana — jack pine
Pinus contorta — lodgepole pine
Pinus flexilis — limber pine
Pinus monticola — western white pine
Pinus ponderosa — ponderosa pine
Pinus resinosa — red pine
Pinus rigida — pitch pine
Pinus strobus — eastern white pine
Pinus x murraybanksiana
Pseudotsuga menziesii — Douglas-fir
Tsuga canadensis — eastern hemlock
Tsuga heterophylla — western hemlock
Tsuga mertensiana — mountain hemlock

Plagiochilaceae

Pedinophyllum interruptum
Plagiochila arctica
Plagiochila asplenioides
Plagiochila austinii

Plagiochila porelloides
Plagiochila satoi
Plagiochila schoefieldiana
Plagiochila semidecurrens

Plagiotheciaceae

Plagiothecium berggrenianum
Plagiothecium cavifolium
Plagiothecium denticulatum
Plagiothecium laetum

Plagiothecium latebricola — lurking leskea
Plagiothecium piliferum
Plagiothecium undulatum

Plantaginaceae

Littorella uniflora — American shoregrass
Plantago bigelovii — Bigelow's plantain
Plantago canescens — hairy plantain
Plantago cordata — heartleaf plantain
Plantago elongata — slender plantain
Plantago eriopoda — saline plantain

Plantago macrocarpa — Alaska plantain
Plantago maritima — seaside plantain
Plantago patagonica — woolly plantain
Plantago rugelii — blackseed plantain
Plantago tweedyi — Tweedy's plantain

Pleuroziaceae

Pleurozia purpurea

Pleuroziopsidaceae

Pleuroziopsis ruthenica

Plumbaginaceae

Armeria maritima — western thrift

Limonium carolinianum — sea-lavender

Poaceae

Achnatherum hymenoides — Indian mountain-ricegrass
Achnatherum lemmonii — Lemmon's needlegrass
Achnatherum nelsonii — Nelson's needlegrass
Achnatherum occidentale — western needlegrass
Achnatherum richardsonii — Canada mountain-ricegrass
Agrostis aequivalvis — northern bentgrass
Agrostis alascana — Alaska bentgrass
Agrostis clavata — clubbed bentgrass
Agrostis diegoensis — leafy bentgrass
Agrostis exarata — spike bentgrass
Agrostis geminata — hairgrass
Agrostis humilis — mountain bentgrass
Agrostis hyemalis — winter bentgrass
Agrostis idahoensis — Idaho bentgrass
Agrostis mertensii — Arctic bentgrass
Agrostis microphylla — small-leaf bentgrass
Agrostis oregonensis — Oregon bentgrass
Agrostis pallens — seashore bentgrass
Agrostis perennans — perennial bentgrass
Agrostis scabra — rough bentgrass
Agrostis stolonifera — creeping bentgrass
Agrostis thurberiana — Thurber's bentgrass
Agrostis variabilis — variable bentgrass
Alopecurus aequalis — shortawn foxtail
Alopecurus alpinus — mountain foxtail
Alopecurus carolinianus — tufted foxtail
Ammophila breviligulata — American beachgrass
Andropogon gerardi — big bluestem
Andropogon hallii — sand bluestem
Andropogon virginicus — common broom-sedge
Arctagrostis latifolia — broadleaf arctagrostis
Arctophila fulva — pendant-grass
Aristida basiramea — forked three-awn grass
Aristida dichotoma — Shinner's three-awn grass
Aristida longespica — slimspike three-awn grass
Aristida purpurascens — purple needlegrass
Aristida purpurea — purple three-awn grass
Beckmannia syzigachne — American sloughgrass
Bouteloua curtipendula — side-oats gramma
Bouteloua gracilis — blue gramma
Bouteloua hirsuta — hairy gramma
Brachyelytrum erectum — bearded shorthusk
Brachyelytrum septentrionale — northern shorthusk
Bromus anomalus — nodding brome
Bromus carinatus — California brome
Bromus ciliatus — fringed brome
Bromus inermis — awnless brome
Bromus kalmii — wild chess
Bromus latiglumis — broad-glumed brome
Bromus nottowayanus — Nottoway brome
Bromus pacificus — Pacific brome
Bromus porteri — Porter's chess
Bromus pubescens — hairy wood brome
Bromus sitchensis — Alaska brome
Bromus vulgaris — narrow-flowered brome
Buchloe dactyloides — buffalo grass
Calamagrostis canadensis — bluejoint reedgrass
Calamagrostis coarctata — Nuttall's reedgrass
Calamagrostis deschampsioides — circumpolar small-reedgrass
Calamagrostis holmii — Holm's small-reedgrass
Calamagrostis lapponica — Lapland reedgrass
Calamagrostis montanensis — plains reedgrass
Calamagrostis nutkaensis — Pacific small-reedgrass
Calamagrostis pickeringii — Pickering's reed bentgrass
Calamagrostis purpurascens — purple reedgrass
Calamagrostis rubescens — pine reedgrass
Calamagrostis sesquiflora — one-and-a-half-flower small-reedgrass
Calamagrostis stricta — slimstem small-reedgrass
Calamovilfa longifolia — sand reedgrass
Catabrosa aquatica — brook grass
Cenchrus longispinus — longspine sandbur
Chasmanthium latifolium — Indian sea-oats
Cinna arundinacea — stout wood reedgrass
Cinna latifolia — slender wood reedgrass
Coleanthus subtilis — moss grass
Danthonia californica — California oatgrass
Danthonia compressa — flattened oatgrass
Danthonia intermedia — Vasey's oatgrass
Danthonia parryi — Parry's oatgrass
Danthonia spicata — poverty oatgrass
Danthonia unispicata — few-flowered oatgrass
Deschampsia alpina — alpine hairgrass
Deschampsia beringensis — Bering hairgrass
Deschampsia brevifolia — shortleaf hairgrass
Deschampsia caespitosa — tufted hairgrass
Deschampsia danthonioides — annual hairgrass
Deschampsia elongata — slender hairgrass
Deschampsia flexuosa — wavy hairgrass
Deschampsia holciformis — Pacific hairgrass
Deschampsia mackenzieana — MacKenzie's hairgrass
Diarrhena americana — American beakgrain
Diarrhena obovata — beak grass
Dichanthelium acuminatum — tapered rosette grass
Dichanthelium boreale — northern witchgrass
Dichanthelium boscii — Bosc's witchgrass
Dichanthelium clandestinum — deer-tongue witchgrass
Dichanthelium depauperatum — starved witchgrass
Dichanthelium dichotomum — cypress witchgrass
Dichanthelium latifolium — broadleaf witchgrass
Dichanthelium leibergii — Leiberg's rosette grass
Dichanthelium leucothrix — roughish witchgrass
Dichanthelium linearifolium — slimleaf witchgrass
Dichanthelium longiligulatum — coastal plain witchgrass
Dichanthelium meridionale — matting witchgrass
Dichanthelium oligosanthes — Heller's witchgrass
Dichanthelium ovale — egg-leaf witchgrass
Dichanthelium sabulorum — hemlock witchgrass
Dichanthelium scabriusculum — woolly witchgrass
Dichanthelium sphaerocarpon — roundfruit panicgrass
Dichanthelium spretum — Eaton's witchgrass
Dichanthelium villosissimum — whitehair witchgrass
Dichanthelium wilcoxianum — Wilcox' panicgrass
Dichanthelium xanthophysum — slender dichanthelium
Digitaria cognata — mountain hairgrass
Distichlis spicata — seashore saltgrass
Dupontia fisheri — Fisher's dupontia
Echinochloa muricata — rough barnyard grass
Echinochloa walteri — Walter's barnyard grass
Elymus alaskanus — Alaska wild rye
Elymus albicans — Montana wild rye
Elymus calderi — Calder's wild rye
Elymus canadensis — nodding wild rye
Elymus diversiglumis — interrupted wild rye
Elymus elymoides — bottlebrush squirrel-tail
Elymus glaucus — smooth wild rye
Elymus hirsutus — boreal wild rye
Elymus hystrix — bottlebrush grass
Elymus lanceolatus — streamside wild rye
Elymus macrourus — thickspike wild rye
Elymus riparius — river wild rye
Elymus scribneri — Scribner's wild rye
Elymus sibiricus — Siberian wild rye
Elymus submuticus — wild rye
Elymus trachycaulus — slender wild rye
Elymus villosus — hairy wild rye
Elymus virginicus — Virginia wild rye
Elymus vulpinus — Rydberg's wild rye
Elymus wiegandii — Wiegand's wild rye
Elymus x dorei — Dore's wild rye
Elymus x ebingeri — Ebinger's wild rye
Elymus x hansenii — Hansen's wild rye
Elymus x maltei — Malte's wild rye
Elymus x mossii — Moss' wild rye
Elymus x palmerensis — Palmer's wild rye
Elymus x pseudorepens — quackgrass
Eragrostis capillaris — tiny lovegrass
Eragrostis frankii — Frank's lovegrass
Eragrostis hypnoides — teal lovegrass
Eragrostis pectinacea — purple lovegrass
Eragrostis spectabilis — purple lovegrass
Festuca altaica — rough fescue
Festuca baffinensis — Baffin fescue
Festuca brachyphylla — shortleaf fescue
Festuca brevissima — Alaska fescue
Festuca campestris — blue rough fescue
Festuca edlundiae — Arctic festuca
Festuca frederikseniae — North Atlantic fescue
Festuca hallii — Hall's rough fescue
Festuca heteromalla — spreading fescue
Festuca hyperborea — boreal fescue
Festuca idahoensis — Idaho fescue
Festuca lenensis — tundra fescue
Festuca minutiflora — smallflower fescue
Festuca occidentalis — western fescue
Festuca richardsonii — Richardson's fescue
Festuca rubra — red fescue
Festuca saximontana — Rocky Mountain fescue
Festuca subulata — nodding fescue
Festuca subuliflora — crinkle-awn fescue
Festuca subverticillata — nodding fescue
Festuca viridula — mountain fescue
Festuca viviparoidea — northern fescue
Glyceria borealis — small floating mannagrass
Glyceria canadensis — Canada mannagrass
Glyceria elata — tall mannagrass
Glyceria grandis — American mannagrass
Glyceria laxa — northern mannagrass
Glyceria leptostachya — slimhead mannagrass
Glyceria melicaria — slender mannagrass
Glyceria obtusa — blunt mannagrass

Glyceria occidentalis — northwestern mannagrass
Glyceria pulchella — MacKenzie Valley mannagrass
Glyceria septentrionalis — floating mannagrass
Glyceria striata — fowl mannagrass
Glyceria x gatineauensis — Gatineau mannagrass
Helictotrichon hookeri — spike-oat
Hesperostipa comata — needle-and-thread
Hesperostipa curtiseta — western porcupine grass
Hesperostipa spartea — porcupine needlegrass
Hierochloe alpina — alpine sweet grass
Hierochloe hirta — northern sweet grass
Hierochloe odorata — vanilla grass
Hierochloe pauciflora — Arctic sweet grass
Hordeum brachyantherum — meadow barley
Hordeum jubatum — foxtail barley
Hordeum pusillum — little barley
Koeleria asiatica — Oriental junegrass
Koeleria macrantha — prairie junegrass
Leersia oryzoides — rice cutgrass
Leersia virginica — Virginia cutgrass
Leymus cinereus — Great Basin lyme grass
Leymus innovatus — northwestern wildrye
Leymus mollis — sea lyme grass
Leymus triticoides — beardless lyme grass
Leymus x vancouverensis — Vancouver Island lyme grass
Melica bulbosa — western melicgrass
Melica fugax — small melicgrass
Melica harfordii — Harford's melicgrass
Melica hitchcockii — Alberta melicgrass
Melica smithii — Smith's melicgrass
Melica spectabilis — showy melicgrass
Melica subulata — Alaska onion grass
Milium effusum — tall millet grass
Monroa squarrosa — munro grass
Muhlenbergia andina — foxtail muhly
Muhlenbergia asperifolia — alkali muhly
Muhlenbergia cuspidata — plains mühlenbergia
Muhlenbergia filiformis — Pullup muhly
Muhlenbergia frondosa — wirestem muhly
Muhlenbergia glomerata — marsh muhly
Muhlenbergia mexicana — Mexican muhly
Muhlenbergia racemosa — green muhly
Muhlenbergia richardsonis — softleaf muhly
Muhlenbergia schreberi — Schreiber's muhly
Muhlenbergia sobolifera — cliff muhly
Muhlenbergia sylvatica — woodland muhly
Muhlenbergia tenuiflora — slender muhly
Muhlenbergia uniflora — fall dropseed muhly
Nassella viridula — green needlegrass
Oryzopsis asperifolia — white-grained mountain-ricegrass
Panicum capillare — old witch panicgrass
Panicum dichotomiflorum — spreading panicgrass
Panicum flexile — wiry witch grass
Panicum gattingeri — Gattinger's panicgrass
Panicum philadelphicum — Philadelphia panicgrass
Panicum rigidulum — redtop panicgrass
Panicum virgatum — old switch panicgrass
Pascopyrum smithii — western wheatgrass
Paspalum setaceum — slender paspalum
Phalaris arundinacea — reed canarygrass
Phippsia algida — ice grass
Phippsia concinna — snow grass
Phleum alpinum — mountain timothy
Phragmites australis — common reed
Piptatherum canadense — Canada mountain ricegrass
Piptatherum exiguum — little ricegrass
Piptatherum micranthum — little mountain-ricegrass
Piptatherum pungens — slender mountain-ricegrass
Piptatherum racemosum — blackfruit mountain-ricegrass
Piptochaetium avenaceum — blackseed needlegrass
Pleuropogon refractus — nodding false semaphore grass
Pleuropogon sabinei — sabine-grass
Poa abbreviata — northern bluegrass
Poa alpina — alpine bluegrass
Poa alsodes — grove meadow grass
Poa arctica — Arctic bluegrass
Poa arida — prairie bluegrass
Poa confinis — dune bluegrass
Poa cusickii — Cusick's bluegrass
Poa eminens — largeflower bluegrass
Poa fendleriana — muttongrass
Poa flexuosa — flexible bluegrass
Poa gaspensis — Gaspé Peninsula bluegrass
Poa glauca — white bluegrass
Poa hartzii — Hartz' bluegrass
Poa howellii — Howell's bluegrass
Poa interior — inland bluegrass
Poa laxa — Mt. Washington bluegrass
Poa laxiflora — loose-flowered bluegrass
Poa leibergii — Leiberg's bluegrass
Poa leptocoma — bog bluegrass
Poa lettermanii — Letterman's bluegrass
Poa macrantha — sand-dune bluegrass
Poa marcida — weak bluegrass
Poa nemoralis — woods bluegrass
Poa nervosa — Hooker's bluegrass
Poa palustris — fowl bluegrass
Poa porsildii — Porsild's bluegrass
Poa pratensis — Kentucky bluegrass
Poa pseudoabbreviata — polar bluegrass
Poa reflexa — nodding bluegrass
Poa saltuensis — drooping bluegrass
Poa secunda — curly bluegrass
Poa stenantha — narrowflower bluegrass
Poa suksdorfii — western bluegrass
Poa sylvestris — woodland bluegrass
Poa tolmatchewii — Tolmatchew's bluegrass
Poa wheeleri Wheeler's bluegrass
Poa x limosa — Lassen County bluegrass
Pseudoroegneria spicata — Bluebunch wheatgrass
Puccinellia agrostidea — tundra alkali grass
Puccinellia ambigua — Alberton alkali grass
Puccinellia americana — American alkali grass
Puccinellia andersonii — Anderson's alkali grass
Puccinellia angustata — northern alkali grass
Puccinellia arctica — Arctic alkali grass
Puccinellia bruggemannii — Prince Patrick alkali grass
Puccinellia deschampsioides — polar alkali grass
Puccinellia distans — spreading alkali grass
Puccinellia fasciculata — saltmarsh goosegrass
Puccinellia grandis — Pacific alkali grass
Puccinellia interior — inland alkali grass
Puccinellia kurilensis — dwarf alkali grass
Puccinellia laurentiana — Tracadigash Mountain alkali grass
Puccinellia lemmonii — Lemmon's alkali grass
Puccinellia lucida — shining alkali grass
Puccinellia macra — Bonaventure Island alkali grass
Puccinellia nutkaensis — Alaska alkali grass
Puccinellia nuttalliana — Nuttall's alkali grass
Puccinellia phryganodes — creeping alkali grass
Puccinellia poacea — floodplain alkali grass
Puccinellia tenella — tundra alkali grass
Puccinellia vaginata — Arctic tussock alkali grass
Puccinellia vahliana — Vahl's alkali grass
Schedonnardus paniculatus — tumble grass
Schizachne purpurascens — purple oat
Schizachyrium scoparium — little bluestem
Scolochloa festucacea — sprangletop
Sorghastrum nutans — yellow Indiangrass
Spartina alterniflora — saltwater cordgrass
Spartina gracilis — alkali cordgrass
Spartina patens — saltmeadow cordgrass
Spartina pectinata — freshwater cordgrass
Spartina x caespitosa — marsh cordgrass
Sphenopholis intermedia — slender wedgescale
Sphenopholis nitida — shiny wedgegrass
Sphenopholis obtusata — prairie wedgegrass
Sporobolus airoides — alkali sacaton
Sporobolus compositus — tall dropseed
Sporobolus cryptandrus — sand dropseed
Sporobolus heterolepis — northern dropseed
Sporobolus neglectus — small dropseed
Sporobolus vaginiflorus — sheathed dropseed
Torreyochloa pallida — pale manna grass
Triplasis purpurea — purple sandgrass
Trisetum canescens — nodding trisetum
Trisetum melicoides — purple false oats
Trisetum montanum — mountain oats
Trisetum sibiricum — Siberian false oats
Trisetum spicatum — narrow false oats
Trisetum wolfii — beardless oats
Vahlodea atropurpurea — mountain hairgrass
Vulpia microstachys — small six-weeks grass
Vulpia octoflora — slender eight-flowered fescue
Zizania aquatica — eastern wild rice
Zizania palustris — northern wild rice
x Agroelymus bowdenii
x Dupoa labradorica
x Elyhordeum chatangensis
x Elyhordeum macounii
x Elyhordeum montanense
x Elyhordeum schaackianum
x Elyleymus colvillensis
x Elyleymus hirtiflorus
x Elyleymus jamesensis
x Elyleymus turneri
x Elyleymus uclueletensis
x Elyleymus ungavensis
x Pucciphippsia vacillans

Podostemaceae

Podostemum ceratophyllum — threadfoot

Polemoniaceae

Collomia grandiflora — largeflower collomia
Collomia heterophylla — varied-leaved collomia
Collomia linearis — narrow-leaved collomia
Collomia tenella — diffuse collomia
Gilia sinuata — rosy gilia
Gilia tenerrima — delicate gilia
Ipomopsis aggregata — scarlet skyrocket
Ipomopsis minutiflora — smallflower standing-cypress
Leptodactylon pungens — granite prickly-phlox
Linanthus bicolor — bicoloured desert-gold
Linanthus harknessii — harkness linanthus
Linanthus septentrionalis — northern desert-gold
Navarretia divaricata — mountain navarretia
Navarretia intertexta — needleleaf navarretia
Navarretia leucocephala — whiteflower navarretia
Navarretia squarrosa — skunkweed
Phlox alyssifolia — alyssum-leaf phlox
Phlox caespitosa — carpet phlox

Phlox diffusa — spreading phlox
Phlox divaricata — wild blue phlox
Phlox gracilis — slender phlox
Phlox hoodii — Hood's phlox
Phlox longifolia — longleaf phlox
Phlox maculata — northern meadow phlox
Phlox richardsonii — Richardson's phlox
Phlox sibirica — Siberian phlox
Phlox speciosa — showy phlox
Polemonium acutiflorum — tall Jacob's-ladder
Polemonium boreale — northern Jacob's-ladder
Polemonium californicum — California polemonium
Polemonium elegans — elegant polemonium
Polemonium micranthum — annual polemonium
Polemonium occidentale — western Jacob's-ladder
Polemonium pulcherrimum — showy Jacob's-ladder
Polemonium vanbruntiae — bog Jacob's-ladder
Polemonium viscosum — skunk polemonium

Polygalaceae

Polygala alba — white milkwort
Polygala incarnata — pink milkwort
Polygala paucifolia — gaywing milkwort
Polygala polygama — racemed milkwort

Polygala sanguinea — field milkwort
Polygala senega — Seneca snakeroot
Polygala verticillata — whorled milkwort

Polygonaceae

Eriogonum androsaceum — rock-jasmine wild buckwheat
Eriogonum cernuum — nodding wild buckwheat
Eriogonum flavum — yellow wild buckwheat
Eriogonum heracleoides — parsnip-flower wild buckwheat
Eriogonum niveum — snow wild buckwheat
Eriogonum ovalifolium — oval-leaf buckwheat
Eriogonum pauciflorum — smallflower wild buckwheat
Eriogonum pyrolifolium — pyrola-leaved wild buckwheat
Eriogonum strictum — blue mountain wild buckwheat
Eriogonum umbellatum — sulphur-flower wild buckwheat
Koenigia islandica — island kœnigia
Oxyria digyna — mountain-sorrel
Polygonella articulata — eastern jointweed
Polygonum achoreum — leathery knotweed
Polygonum alpinum — alpine smartweed
Polygonum amphibium — water smartweed
Polygonum arifolium — halberd-leaf tearthumb
Polygonum bellardii — narrowleaf knotweed
Polygonum bistorta — meadow bistort
Polygonum bistortoides — American bistort
Polygonum boreale — northern knotweed
Polygonum buxiforme — Small's knotweed
Polygonum careyi — Carey's smartweed
Polygonum caurianum — Alaska knotweed
Polygonum cilinode — fringed black-bindweed
Polygonum douglasii — Douglas' knotweed
Polygonum erectum — erect knotweed
Polygonum fowleri — Fowler's knotweed
Polygonum franktonii — Nova Scotia knotweed
Polygonum hudsonianum — Hudson Bay knotweed
Polygonum hydropiper — marshpepper smartweed

Polygonum hydropiperoides — mild water-pepper
Polygonum lapathifolium — dockleaf smartweed
Polygonum minimum — leafy dwarf knotweed
Polygonum oxyspermum — sharpfruit knotweed
Polygonum paronychia — beach knotweed
Polygonum pensylvanicum — Pennsylvania smartweed
Polygonum polygaloides — white-margin knotweed
Polygonum punctatum — dotted smartweed
Polygonum raii — Ray's knotweed
Polygonum ramosissimum — bushy knotweed
Polygonum robustius — stout smartweed
Polygonum sagittatum — arrowleaf tearthumb
Polygonum scandens — climbing false buckwheat
Polygonum tenue — slender knotweed
Polygonum virginianum — Virginia knotweed
Polygonum viviparum — viviparous knotweed
Rumex acetosa — garden sorrel
Rumex altissimus — tall dock
Rumex aquaticus — western dock
Rumex arcticus — Arctic dock
Rumex beringensis — Bering Sea dock
Rumex maritimus — seaside dock
Rumex occidentalis
Rumex orbiculatus — water dock
Rumex pallidus — seabeach dock
Rumex paucifolius — alpine sheep sorrel
Rumex salicifolius — willow dock
Rumex venosus — veined dock
Rumex verticillatus — swamp dock
Rumex x alexidis
Rumex x franktonis — Frankton's dock

Polypodiaceae

Polypodium amorphum — irregular polypody
Polypodium appalachianum — Appalachian rockcap fern
Polypodium glycyrrhiza — licorice fern
Polypodium hesperium — western polypody

Polypodium scouleri — coast polypody
Polypodium sibiricum — Siberian polypody
Polypodium virginianum — rock polypody
Polypodium x incognitum

Polytrichaceae

Atrichum altecristatum
Atrichum angustatum
Atrichum crispum
Atrichum haussknechtii
Atrichum oerstedianum
Atrichum selwynii
Atrichum tenellum
Atrichum undulatum — wavy catherinea
Bartramiopsis lescurii
Oligotrichum aligerum
Oligotrichum falcatum
Oligotrichum hercynicum
Oligotrichum parallelum
Pogonatum brachyphyllum — haircap
Pogonatum contortum
Pogonatum dentatum — haircap
Pogonatum pensilvanicum

Pogonatum urnigerum — haircap
Polytrichastrum alpinum — alpine polytrichastrum moss
Polytrichum commune — common haircap moss
Polytrichum formosum
Polytrichum hyperboreum
Polytrichum juniperinum — juniper moss
Polytrichum longisetum — haircap
Polytrichum lyallii
Polytrichum ohioense
Polytrichum pallidisetum
Polytrichum piliferum — hairmoss
Polytrichum sexangulare
Polytrichum sphaerothecium
Polytrichum strictum — bog haircap moss
Polytrichum swartzii
Psilopilum cavifolium
Psilopilum laevigatum

Pontederiaceae

Heteranthera dubia — grassleaf mud-plantain

Pontederia cordata — pickerelweed

Porellaceae

Porella cordaeana
Porella navicularis
Porella pinnata

Porella platyphylla
Porella platyphylloidea
Porella roellii

Portulacaceae

Calandrinia ciliata — red maids
Cistanthe tweedyi — Tweedy's bitterroot
Cistanthe umbellata — Mount Hood pussy-paws
Claytonia caroliniana — Carolina spring-beauty
Claytonia cordifolia — heartleaf spring-beauty
Claytonia exigua — serpentine spring-beauty
Claytonia lanceolata — lanceleaf spring-beauty
Claytonia megarhiza — alpine spring-beauty
Claytonia ogilviensis — Ogilve Mountain spring-beauty
Claytonia parviflora — littleflower spring-beauty
Claytonia perfoliata — miner's-lettuce
Claytonia rubra — redstem spring-beauty
Claytonia sarmentosa — Alaska spring-beauty
Claytonia scammaniana — Scamman's spring-beauty
Claytonia sibirica — Siberian spring-beauty
Claytonia tuberosa — tuber spring-beauty

Claytonia virginica — narrowleaf spring-beauty
Claytonia washingtoniana — Washington spring-beauty
Lewisia columbiana — Columbian bitterroot
Lewisia pygmaea — alpine bitterroot
Lewisia rediviva — Oregon bitterroot
Lewisia triphylla — three-leaf bitterroot
Montia bostockii — Bostock's miner's-lettuce
Montia chamissoi — Chamisso's miner's-lettuce
Montia dichotoma — dwarf miner's-lettuce
Montia diffusa — diffuse montia
Montia fontana — fountain miner's-lettuce
Montia howellii — Howell's miner's-lettuce
Montia linearis — linearleaf miner's-lettuce
Montia parvifolia — littleleaf miner's-lettuce
Talinum sediforme — Okanogan flameflower

Potamogetonaceae

Potamogeton alpinus — northern pondweed
Potamogeton amplifolius — largeleaf pondweed
Potamogeton bicupulatus — snail-seed pondweed
Potamogeton compressus — flatstem pondweed
Potamogeton confervoides — algæ-like pondweed
Potamogeton epihydrus — Nuttall's pondweed
Potamogeton filiformis — slender pondweed
Potamogeton foliosus — leafy pondweed
Potamogeton friesii — Fries' pondweed
Potamogeton gramineus — grassy pondweed
Potamogeton hillii — Hill's pondweed
Potamogeton illinoensis — Illinois pondweed
Potamogeton methyensis — Methy Lake pondweed
Potamogeton natans — floating pondweed
Potamogeton nodosus — longleaf pondweed
Potamogeton oakesianus — Oakes' pondweed
Potamogeton oblongus — cinnamon-spot pondweed
Potamogeton obtusifolius — bluntleaf pondweed
Potamogeton ogdenii — Ogden's pondweed
Potamogeton pectinatus — Sago pondweed
Potamogeton perfoliatus — claspingleaf pondweed
Potamogeton praelongus — whitestem pondweed
Potamogeton pulcher — spotted pondweed

Potamogeton pusillus — slender pondweed
Potamogeton richardsonii — redheadgrass
Potamogeton robbinsii — flatleaf pondweed
Potamogeton spirillus — spiral pondweed
Potamogeton strictifolius — straightleaf pondweed
Potamogeton subsibiricus — Yenisei River pondweed
Potamogeton vaginatus — sheathed pondweed
Potamogeton vaseyi — Vasey's pondweed
Potamogeton x faxonii — Faxon's pondweed
Potamogeton x griffithii — Griffith's pondweed
Potamogeton x hagstroemii — Hagstrøm's pondweed
Potamogeton x haynesii — Haynes' pondweed
Potamogeton x nericus
Potamogeton x nitens
Potamogeton x saxonicus — Saxon pondweed
Potamogeton x schreberi — Schreiber's pondweed
Potamogeton x scoliophyllus
Potamogeton x sparganiifolius
Potamogeton x spathuliformis
Potamogeton x suecicus

Pottiaceae

Primulaceae

Anagallis minima — chaffweed
Androsace chamaejasme — sweetflower rock-jasmine
Androsace filiformis — slender rock-jasmine
Androsace occidentalis — western rock-jasmine
Androsace septentrionalis — pygmyflower rock-jasmine
Dodecatheon conjugens — Bonneville shootingstar
Dodecatheon dentatum — white shootingstar
Dodecatheon frigidum — northern shootingstar
Dodecatheon hendersonii — Henderson's shootingstar
Dodecatheon jeffreyi — Jeffrey's shootingstar
Dodecatheon meadia — shootingstar
Dodecatheon pulchellum — few-flower shootingstar
Douglasia alaskana — Alaska rock-jasmine
Douglasia arctica — MacKenzie's river douglasia
Douglasia gormanii — Gorman's douglasia
Douglasia laevigata — cliff douglasia
Douglasia montana — mountain douglasia
Douglasia ochotensis — Alaska douglasia
Glaux maritima — sea milkwort
Lysimachia ciliata — fringed loosestrife

Lysimachia hybrida — lanceleaf loosestrife
Lysimachia lanceolata — lanceleaf loosestrife
Lysimachia quadriflora — four-flower loosestrife
Lysimachia quadrifolia — whorled yellow loosestrife
Lysimachia terrestris — swamp loosestrife
Lysimachia thyrsiflora — water loosestrife
Lysimachia x commixta
Lysimachia x producta
Primula borealis — slender primrose
Primula cuneifolia — wedgeleaf primrose
Primula egaliksensis — Greenland primrose
Primula eximia — Arctic primrose
Primula incana — Jones' primrose
Primula laurentiana — St. Lawrence primrose
Primula mistassinica — bird's-eye primrose
Primula nutans — sleepy primrose
Primula stricta — stiff primrose
Samolus valerandi — Valerand's brookweed
Trientalis borealis — northern starflower
Trientalis europaea — Arctic starflower

Pseudolepicoleaceae

Blepharostoma trichophyllum

Pteridaceae

Adiantum aleuticum — Aleutian maidenhair fern
Adiantum capillus-veneris — southern maidenhair fern
Adiantum pedatum — northern maidenhair fern
Adiantum viridimontanum — Green Mountain maidenhair fern
Aspidotis densa — Indian's-dream
Cheilanthes feei — Fee's lipfern
Cheilanthes gracillima — lace lipfern

Cryptogramma acrostichoides — American rockbrake
Cryptogramma cascadensis — Cascade rockbrake
Cryptogramma sitchensis — Sitka rockbrake
Cryptogramma stelleri — fragile rockbrake
Pellaea atropurpurea — purplestem rockbrake
Pellaea gastonyi — Gastony's rockbrake
Pellaea glabella — smooth rockbrake
Pentagramma triangularis — western gold fern

Pterigynandraceae

Heterocladium dimorphum
Heterocladium macounii
Heterocladium procurrens
Iwatsukiella leucotricha

Myurella julacea
Myurella sibirica
Myurella tenerrima
Pterigynandrum filiforme

Ptilidiaceae

Ptilidium ciliare — northern naugehyde liverwort

Ptilidium pulcherrimum

Ptychomitriaceae

Campylostelium saxicola — rock-loving swan-necked moss

Ptychomitrium gardneri
Ptychomitrium incurvum

Pyrolaceae

Chimaphila maculata — spotted wintergreen
Chimaphila menziesii — Menzies' wintergreen
Chimaphila umbellata — common wintergreen
Moneses uniflora — one-flower wintergreen
Orthilia secunda — one-side wintergreen
Pyrola americana — American wintergreen

Pyrola asarifolia — pink wintergreen
Pyrola chlorantha — greenflower wintergreen
Pyrola elliptica — shinleaf
Pyrola grandiflora — Arctic wintergreen
Pyrola minor — lesser wintergreen
Pyrola picta — whitevein wintergreen

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.