List of Canadian plants by family R

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Main page: List of Canadian plants by family

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

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