# List of Canadian plants by family R

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

## 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 nuttalliana — 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

* 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 × intermedia
* Amelanchier × neglecta
* Amelanchier × 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
* Drymocallis fissa — bigflower cinquefoil
* 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 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