List of Canadian plants by family R

Main page: List of Canadian plants by family

This is a dynamic list and may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries.

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Radulaceae

• Radula auriculata
• Radula complanata
• Radula obconica

• Radula obtusiloba
• Radula prolifera
• Radula tenax

Ranunculaceae

• Aconitum columbianum — Columbia monkshood
• Aconitum delphiniifolium — larkspur-leaf monkshood
• Aconitum x bicolor
• Actaea elata — tall bugbane
• Actaea pachypoda — white baneberry
• Actaea racemosa — black bugbane
• Actaea rubra — red baneberry
• Actaea x ludovici
• Anemone canadensis — Canada anemone
• Anemone cylindrica — long-fruited anemone
• Anemone drummondii — Drummond's anemone
• Anemone lithophila — Little Belt Mountain thimbleweed
• Anemone lyallii — little mountain thimbleweed
• Anemone multiceps — Porcupine River thimbleweed
• Anemone multifida — Hudson Bay anemone
• Anemone narcissiflora — narcissus thimbleweed
• Anemone parviflora — smallflower anemone
• Anemone piperi — Piper's anemone
• Anemone quinquefolia — wood anemone
• Anemone richardsonii — yellow anemone
• Anemone virginiana — Virginia anemone
• Aquilegia brevistyla — smallflower columbine
• Aquilegia canadensis — wild columbine
• Aquilegia flavescens — yellow columbine
• Aquilegia formosa — crimson columbine
• Aquilegia jonesii — Jones' columbine
• Caltha leptosepala — slender-sepal marsh-marigold
• Caltha natans — floating marsh-marigold
• Caltha palustris — marsh-marigold
• Clematis columbiana — Columbian virgin's-bower
• Clematis hirsutissima — clustered leather-flower
• Clematis ligusticifolia — western virgin's-bower
• Clematis occidentalis — purple clematis
• Clematis virginiana — Virginia virgin's-bower
• Coptis aspleniifolia — spleenwort-leaf goldthread
• Coptis trifolia — goldthread
• Delphinium bicolor — flathead larkspur
• Delphinium brachycentrum — northern larkspur
• Delphinium burkei — meadow larkspur
• Delphinium carolinianum — Carolina larkspur
• Delphinium distichum — two-spike larkspur
• Delphinium glareosum — rockslide larkspur
• Delphinium glaucum — pale larkspur
• Delphinium menziesii — Puget Sound larkspur
• Delphinium nuttallianum — Nuttall's larkspur
• Delphinium sutherlandii — Sutherland's larkspur
• Delphinium x occidentale — duncecap larkspur
• Enemion biternatum — false rue-anemone
• Enemion savilei — Queen Charlotte Island false rue-anemone
• Anemone hepatica — roundlobe hepatica
• Hydrastis canadensis — goldenseal
• Kumlienia cooleyae — Cooley's buttercup
• Myosurus apetalus — bristly mousetail
• Myosurus minimus — eastern mousetail
• Pulsatilla occidentalis — western pasqueflower
• Pulsatilla patens — American pasqueflower

• Ranunculus abortivus — kidneyleaf buttercup
• Ranunculus acris — tall buttercup
• Ranunculus alismifolius — water-plantain buttercup
• Ranunculus allenii — Allen's buttercup
• Ranunculus ambigens — water-plantain spearwort
• Ranunculus aquatilis — white water buttercup
• Ranunculus californicus — California buttercup
• Ranunculus cardiophyllus — heartleaf buttercup
• Ranunculus cymbalaria — seaside crowfoot
• Ranunculus eschscholtzii — Eschscholtz' buttercup
• Ranunculus eximius — tundra buttercup
• Ranunculus fascicularis — early buttercup
• Ranunculus ficaria — figroot buttercup
• Ranunculus flabellaris — yellow water-crowfoot
• Ranunculus flammula — lesser spearwort
• Ranunculus glaberrimus — sagebrush buttercup
• Ranunculus gmelinii — small yellow water-crowfoot
• Ranunculus hexasepalus — Queen Charlotte Island buttercup
• Ranunculus hispidus — hispid buttercup
• Ranunculus hyperboreus — arctic buttercup
• Ranunculus inamoenus — graceful buttercup
• Ranunculus karelinii — Karelin's arctic buttercup
• Ranunculus lapponicus — Lapland buttercup
• Ranunculus longirostris — eastern white water-crowfoot
• Ranunculus macounii — Macoun's buttercup
• Ranunculus nivalis — snowy buttercup
• Ranunculus occidentalis — western buttercup
• Ranunculus orthorhynchus — bird's-food buttercup
• Ranunculus pallasii — Pallas' buttercup
• Ranunculus pedatifidus — northern buttercup
• Ranunculus pensylvanicus — bristly crowfoot
• Ranunculus pygmaeus — dwarf buttercup
• Ranunculus recurvatus — hooked crowfoot
• Ranunculus rhomboideus — prairie buttercup
• Ranunculus sabinei — Sardinian buttercup
• Ranunculus sceleratus — cursed crowfoot
• Ranunculus suksdorfii — Suksdorf's buttercup
• Ranunculus sulphureus — sulphur buttercup
• Ranunculus trichophyllus — northeastern white water-crowfoot
• Ranunculus turneri — Turner's buttercup
• Ranunculus uncinatus — woodland buttercup
• Ranunculus verecundus — timberline buttercup
• Ranunculus x spitzbergensis
• Thalictrum alpinum — alpine meadowrue
• Thalictrum dasycarpum — purple meadowrue
• Thalictrum dioicum — early meadowrue
• Thalictrum occidentale — western meadowrue
• Thalictrum pubescens — tall meadowrue
• Thalictrum revolutum — waxleaf meadowrue
• Thalictrum sparsiflorum — few-flower meadowrue
• Thalictrum thalictroides — windflower
• Thalictrum venulosum — veined meadowrue
• Trautvetteria caroliniensis — Carolina tassel-rue
• Trollius laxus — spreading globeflower

Rhamnaceae

• Ceanothus americanus — New Jersey tea
• Ceanothus herbaceus — prairie redroot
• Ceanothus sanguineus — Oregon-tea

• Ceanothus velutinus — tobacco ceanothus
• Frangula purshiana — Cascara false buckthorn
• Rhamnus alnifolia — alderleaf buckthorn

Rhytidiaceae

• Rhytidium rugosum — golden glade-moss

Ricciaceae

• Riccia beyrichiana
• Riccia bifurca
• Riccia cavernosa
• Riccia fluitans

• Riccia frostii
• Riccia sorocarpa
• Riccia sullivantii
• Ricciocarpos natans

Rosaceae

File:Geum triflorum.jpg

Geum triflorum, Three-Flowered Avens, Old Man's Whisker's, or Prairie Smoke

• Agrimonia gryposepala — tall hairy groovebur
• Agrimonia parviflora — swamp agrimony
• Agrimonia pubescens — soft groovebur
• Agrimonia striata — woodland agrimony
• Alchemilla alpina — mountain lady's-mantle
• Alchemilla filicaulis — thinstem lady's-mantle
• Alchemilla glomerulans — clustered lady's-mantle
• Amelanchier alnifolia — saskatoonberry
• Amelanchier arborea — downy serviceberry
• Amelanchier bartramiana — Bartram's shadbush
• Amelanchier canadensis — oblongleaf serviceberry
• Amelanchier fernaldii — Fernald's serviceberry
• Amelanchier humilis — running serviceberry
• Amelanchier interior — shadbush
• Amelanchier laevis — Allegheny serviceberry
• Amelanchier sanguinea — roundleaf shadbush
• Amelanchier stolonifera — running serviceberry
• Amelanchier x intermedia
• Amelanchier x neglecta
• Amelanchier x quinti-martii
• Argentina anserina — silverweed
• Argentina egedei — Eged's cinquefoil
• Aruncus dioicus — common goat's-beard
• Chamaerhodos erecta — rose chamærhodos
• Comarum palustre — marsh cinquefoil
• Crataegus beata — Dunbar's hawthorn
• Crataegus brainerdii — Brainerd's hawthorn
• Crataegus calpodendron — pear hawthorn
• Crataegus chrysocarpa — fineberry hawthorn
• Crataegus compacta — clustered hawthorn
• Crataegus compta — adorned hawthorn
• Crataegus crus-galli — cockspur hawthorn
• Crataegus dilatata — broadleaf hawthorn
• Crataegus dissona — northern hawthorn
• Crataegus dodgei — Dodge's hawthorn
• Crataegus douglasii — Douglas' hawthorn
• Crataegus flabellata — fanleaf hawthorn
• Crataegus fluviatilis
• Crataegus fulleriana — Fuller's hawthorn
• Crataegus holmesiana — Holmes' hawthorn
• Crataegus intricata — Copenhagen hawthorn
• Crataegus iracunda — stolon-bearing hawthorn
• Crataegus irrasa — Blanchard's hawthorn
• Crataegus jonesae — Miss Jones' hawthorn
• Crataegus knieskerniana — Knieskern's hawthorn
• Crataegus lemingtonensis — Lemington hawthorn
• Crataegus lumaria — roundleaf hawthorn
• Crataegus macrosperma — bigstem hawthorn
• Crataegus margarettiae — Margarett's hawthorn
• Crataegus mollis — downy hawthorn
• Crataegus nitida — glossy hawthorn
• Crataegus nitidula — Ontario hawthorn
• Crataegus okennonii — O'Kennon's hawthorn
• Crataegus pedicellata — scarlet hawthorn
• Crataegus pennsylvanica — Pennsylvania hawthorn
• Crataegus perjucunda — pearthorn
• Crataegus persimilis — plumleaf hawthorn
• Crataegus phippsii — Phipps' hawthorn
• Crataegus pringlei — Pringle's hawthorn
• Crataegus prona — Illinois hawthorn
• Crataegus pruinosa — waxy-fruit hawthorn
• Crataegus punctata — dotted hawthorn
• Crataegus robinsonii — Robinson's hawthorn
• Crataegus scabrida — rough hawthorn
• Crataegus schuettei — Schuette's hawthorn
• Crataegus submollis — Québec hawthorn
• Crataegus suborbiculata — Caughuawaga hawthorn
• Crataegus succulenta — fleshy hawthorn
• Crataegus suksdorfii — Suksdorf's hawthorn
• Crataegus x anomala
• Crataegus x kingstonensis
• Dalibarda repens — robin-run-away
• Dasiphora fruticosa — shrubby cinquefoil
• Dryas drummondii — yellow mountain-avens
• Dryas integrifolia — entire-leaved mountain-avens
• Dryas octopetala — eight-petal mountain-avens
• Dryas x sundermannii
• Dryas x wyssiana
• Filipendula rubra — queen-of-the-prairie
• Fragaria chiloensis — Chilean strawberry
• Fragaria crinita — Pacific strawberry
• Fragaria vesca — woodland strawberry
• Fragaria virginiana — Virginia strawberry
• Fragaria x ananassa
• Geum aleppicum — yellow avens
• Geum calthifolium — caltha-leaf avens
• Geum canadense — white avens
• Geum glaciale — glacier avens
• Geum laciniatum — rough avens
• Geum macrophyllum — largeleaf avens
• Geum peckii — mountain avens
• Geum rivale — purple avens
• Geum rossii — Ross' avens
• Geum triflorum — prairie-smoke
• Geum vernum — spring avens
• Geum virginianum — pale avens
• Geum x aurantiacum
• Geum x macranthum
• Geum x pulchrum
• Holodiscus discolor — creambush oceanspray
• Luetkea pectinata — segmented lütkea
• Malus coronaria — sweet crabapple
• Malus fusca — Pacific crabapple
• Malus glaucescens — sweet crabapple
• Oemleria cerasiformis — osoberry
• Aronia floribunda — purple chokeberry
• Aronia melanocarpa — black chokeberry
• Aronia pyrifolia — red chokeberry
• Physocarpus capitatus — Pacific ninebark
• Physocarpus malvaceus — mallowleaf ninebark
• Physocarpus opulifolius — eastern ninebark
• Potentilla arguta — tall cinquefoil
• Potentilla biennis — biennial cinquefoil
• Potentilla biflora — two-flower cinquefoil
• Potentilla bipinnatifida — tansy cinquefoil
• Potentilla canadensis — Canada cinquefoil
• Potentilla concinna — red cinquefoil
• Potentilla diversifolia — mountain meadow cinquefoil
• Potentilla drummondii — Drummond's cinquefoil
• Potentilla effusa — branched cinquefoil
• Potentilla elegans — elegant cinquefoil
• Potentilla fissa — bigflower cinquefoil
• Potentilla flabellifolia — fanleaf cinquefoil
• Potentilla flabelliformis
• Potentilla glandulosa — sticky cinquefoil
• Potentilla gracilis — fanleaf cinquefoil
• Potentilla hippiana — horse cinquefoil
• Potentilla hookeriana — Hooker's cinquefoil
• Potentilla macounii — Macoun's cinquefoil
• Potentilla multifida — divided cinquefoil

• Potentilla nana — arctic cinquefoil
• Potentilla neumanniana — spring cinquefoil
• Potentilla nivea — snow cinquefoil
• Potentilla norvegica — Norwegian cinquefoil
• Potentilla ovina — sheep cinquefoil
• Potentilla paradoxa — bushy cinquefoil
• Potentilla pectinisecta — combleaf cinquefoil
• Potentilla pensylvanica — Pennsylvania cinquefoil
• Potentilla plattensis — Platte River cinquefoil
• Potentilla pulchella — pretty cinquefoil
• Potentilla pulcherrima — soft cinquefoil
• Potentilla rivalis — brook cinquefoil
• Potentilla rubricaulis — Rocky Mountain cinquefoil
• Potentilla simplex — common cinquefoil
• Potentilla subjuga — Colorado cinquefoil
• Potentilla tabernaemontani — spotted cinquefoil
• Potentilla uniflora — one-flower cinquefoil
• Potentilla vahliana — Vahl's cinquefoil
• Potentilla villosa — northern cinquefoil
• Prunus americana — American plum
• Prunus emarginata — bitter cherry
• Prunus nigra — Canada plum
• Prunus pensylvanica — fire cherry
• Prunus pumila — sand cherry
• Prunus serotina — wild black cherry
• Prunus virginiana — choke cherry
• Purshia tridentata — antelope bitterbrush
• Rosa acicularis — prickly rose
• Rosa arkansana — prairie rose
• Rosa blanda — smooth rose
• Rosa carolina — Carolina rose
• Rosa gymnocarpa — wood rose
• Rosa nitida — shining rose
• Rosa nutkana — Nootka rose
• Rosa palustris — swamp rose
• Rosa pisocarpa — clustered rose
• Rosa setigera — prairie rose
• Rosa virginiana — Virginia rose
• Rosa woodsii — Woods' rose
• Rosa x dulcissima
• Rubus adenocaulis — glandstem dewberry
• Rubus adjacens — peaty dewberry
• Rubus alaskensis — Alaska blackberry
• Rubus allegheniensis — Allegheny blackberry
• Rubus alumnus — blackberry
• Rubus arcticus — nagoonberry
• Rubus arcuans — wand dewberry
• Rubus arenicola — sand-dwelling dewberry
• Rubus baileyanus — Bailey's dewberry
• Rubus bellobatus — Kittatinny blackberry
• Rubus biformispinus — pasture dewberry
• Rubus canadensis — smooth blackberry
• Rubus chamaemorus — cloudberry
• Rubus elegantulus — showy blackberry
• Rubus flagellaris — northern dewberry
• Rubus fraternalis — northeastern dewberry
• Rubus frondisentis — leafy blackberry
• Rubus frondosus — Yankee blackberry
• Rubus glandicaulis — glandstem blackberry
• Rubus heterophyllus — ecotone blackberry
• Rubus hispidus — bristly dewberry
• Rubus idaeus — American red raspberry
• Rubus jacens — spreading dewberry
• Rubus junceus — herbaceous blackberry
• Rubus kennedyanus — Kennedy's blackberry
• Rubus lasiococcus — hairy-fruit smooth dewberry
• Rubus leucodermis — white-stemmed raspberry
• Rubus mananensis — Grand Manan dewberry
• Rubus michiganensis — Michigan dewberry
• Rubus multiformis — variable blackberry
• Rubus navus — grand lake blackberry
• Rubus nivalis — snow dwarf bramble
• Rubus novocaesarius — Tuckahoe dewberry
• Rubus occidentalis — black raspberry
• Rubus odoratus — purple-flowering raspberry
• Rubus ortivus — Mt. Desert Island blackberry
• Rubus paganus — St. Lawrence dewberry
• Rubus particeps — Kingston dewberry
• Rubus parviflorus — thimbleberry
• Rubus pedatus — five-leaf dwarf bramble
• Rubus pensilvanicus — Pennsylvania blackberry
• Rubus pergratus — upland blackberry
• Rubus pervarius — Westminster dewberry
• Rubus plicatifolius — plaitleaf dewberry
• Rubus provincialis — groundberry
• Rubus pubescens — dwarf red raspberry
• Rubus pugnax — pugnacious blackberry
• Rubus recurvans — recurved blackberry
• Rubus recurvicaulis — arching dewberry
• Rubus regionalis — Wisconsin dewberry
• Rubus roribaccus — velvet-leaved dewberry
• Rubus russeus — Halifax blackberry
• Rubus segnis — Nova Scotia dewberry
• Rubus semisetosus — New England blackberry
• Rubus setosus — small bristleberry
• Rubus severus — harsh dewberry
• Rubus signatus — sphagnum dewberry
• Rubus spectabilis — salmonberry
• Rubus suppar — New Glasgow dewberry
• Rubus tardatus — wet-thicket dewberry
• Rubus trifrons — dewberry
• Rubus ursinus — California blackberry
• Rubus uvidus — Kalamazoo dewberry
• Rubus vermontanus — Green Mountain blackberry
• Rubus weatherbyi — Weatherby's dewberry
• Rubus wheeleri — Wheeler's blackberry
• Rubus x fraseri
• Rubus x paracaulis
• Sanguisorba annua — prairie burnet
• Sanguisorba canadensis — Canada burnet
• Sanguisorba menziesii — Menzies' burnet
• Sanguisorba occidentalis — annual burnet
• Sanguisorba officinalis — great burnet
• Sibbaldia procumbens — Arizona cinquefoil
• Sibbaldiopsis tridentata — three-toothed cinquefoil
• Sorbus americana — American mountain-ash
• Sorbus decora — northern mountain-ash
• Sorbus groenlandica — Greenland mountain-ash
• Sorbus scopulina — Greene's mountain-ash
• Sorbus sitchensis — Sitka mountain-ash
• Spiraea alba — narrowleaf white meadowsweet
• Spiraea betulifolia — white meadowsweet
• Spiraea douglasii — Douglas' spiræa
• Spiraea septentrionalis — northern meadowsweet
• Spiraea splendens — rose meadowsweet
• Spiraea stevenii — Steven's spiræa
• Spiraea tomentosa — hardhack spiræa
• Spiraea x pyramidata — pyramidal spiræa
• Waldsteinia fragarioides — barren strawberry
• x Sorbaronia arsenii
• x Sorbaronia jackii

Rubiaceae

• Cephalanthus occidentalis — common buttonbush
• Galium aparine — catchweed bedstraw
• Galium asprellum — rough bedstraw
• Galium bifolium — low mountain bedstraw
• Galium boreale — northern bedstraw
• Galium brevipes — limestone swamp bedstraw
• Galium circaezans — licorice bedstraw
• Galium concinnum — shining bedstraw
• Galium kamtschaticum — boreal bedstraw
• Galium labradoricum — bog bedstraw
• Galium lanceolatum — Torrey's wild licorice
• Galium mexicanum — Mexican bedstraw

• Galium multiflorum — many-flower bedstraw
• Galium obtusum — bluntleaf bedstraw
• Galium palustre — marsh bedstraw
• Galium pilosum — hairy bedstraw
• Galium tinctorium — stiff marsh bedstraw
• Galium trifidum — small bedstraw
• Galium triflorum — sweetscent bedstraw
• Houstonia caerulea — Quaker-ladies
• Houstonia canadensis — Canada bluets
• Houstonia longifolia — longleaf bluets
• Mitchella repens — partridge-berry

Ruppiaceae

• Ruppia cirrhosa — widgeon-grass

• Ruppia maritima — ditch-grass

Rutaceae

• Ptelea trifoliata — common hoptree

• Zanthoxylum americanum — northern prickly-ash