List of Canadian plants by family R

Main page: List of Canadian plants by family

This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries.

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

Contents 1 Radulaceae 2 Ranunculaceae 3 Rhamnaceae 4 Rhytidiaceae 5 Ricciaceae 6 Rosaceae 7 Rubiaceae 8 Ruppiaceae 9 Rutaceae

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

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 egedii — Eged's cinquefoil Aruncus dioicus — common goat's-beard Chamaerhodos erecta — rose chamærhodos Comarum palustre — marsh cinquefoil Crataegus apiomorpha — Fort Sheridan hawthorn Crataegus beata — Dunbar's hawthorn Crataegus brainerdii — Brainerd's hawthorn Crataegus calpodendron — pear hawthorn Crataegus canadensis — Canadian 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 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 Photinia floribunda — purple chokeberry Photinia melanocarpa — black chokeberry Photinia 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