The Dawes Arboretum
The Dawes Arboretum
The Dawes Arboretum
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Found
R: 449 names
Ranunculus abortivus
• Ranunculaceae • kidney-leaf buttercup, little-leaf buttercup, small-flower crowfoot
Ranunculus recurvatus
• Ranunculaceae • hooked buttercup, blisterwort, hooked crowfoot
Ratibida columnaris (syn.)
• Asteraceae • columnar prairie coneflower, upright prairie coneflower
Ratibida columnifera
• Asteraceae • columnar prairie coneflower, upright prairie coneflower
Ratibida pinnata
• Asteraceae • pinnate prairie coneflower, gray-headed prairie coneflower, drooping prairie-coneflower
Rhamnus caroliniana (syn.)
• Rhamnaceae • Carolina buckthorn, Indian-cherry
Rhododendron (maximum hybrid)
• Ericaceae • rhododendron
Rhododendron (PJM compact)
• Ericaceae • rhododendron (PJM compact)
Rhododendron (PJM Group) 'Elite' (syn.)
• Ericaceae • PJM Elite rhododendron
Rhododendron (PJM Group) 'Peter John Mezitt' (syn.)
• Ericaceae • PJM rhododendron
Rhododendron (PJM Group) 'Victor' (syn.)
• Ericaceae • PJM Victor rhododendron
Rhododendron alabamense
• Ericaceae • Alabama azalea
Rhododendron 'Album Elegans'
• Ericaceae • Album Elegans Rhododendron
Rhododendron 'Angel Powder'
• Ericaceae • Angel Powder rhododendron
Rhododendron 'Antilope'
• Ericaceae • Antilope azalea
Rhododendron 'April Dawn'
• Ericaceae • April Dawn rhododendron
Rhododendron 'April Song'
• Ericaceae • April Song rhododendron
Rhododendron arborescens
• Ericaceae • sweet azalea, smooth azalea
Rhododendron atlanticum
• Ericaceae • coast azalea, dwarf azalea
Rhododendron 'Aunt Mildred'
• Ericaceae • Aunt Mildred rhododendron
Rhododendron austrinum
• Ericaceae • Florida azalea, orange azalea, Florida flame azalea
Rhododendron austrinum (AU014-SF-Y York)
• Ericaceae • Florida azalea (AU014-SF-Y York)
Rhododendron austrinum (F. K. Strickland selection)
• Ericaceae • Florida azalea (F. K. Strickland selection)
Rhododendron 'Avocet'
• Ericaceae • Avocet azalea
Rhododendron 'Baby Christina'
• Ericaceae • Baby Christina rhododendron
Rhododendron bakeri (syn.)
• Ericaceae • Cumberland azalea
Rhododendron 'Ballad'
• Ericaceae • Ballad rhododendron
Rhododendron 'Balta'
• Ericaceae • Balta rhododendron
Rhododendron 'Balzac'
• Ericaceae • Balzac azalea
Rhododendron 'Beaufort'
• Ericaceae • Beaufort rhododendron
Rhododendron 'Betty Breene'
• Ericaceae • Betty Breene rhododendron
Rhododendron 'Big Frill'
• Ericaceae • Big Frill rhododendron
Rhododendron 'Blaauw's Pink'
• Ericaceae • Blaauw's Pink azalea
Rhododendron 'Blue Ensign'
• Ericaceae • Blue Ensign rhododenron
Rhododendron 'Blue Peter'
• Ericaceae • Blue Peter rhododendron
Rhododendron 'Boudoir'
• Ericaceae • Boudoir azalea
Rhododendron 'Boule de Neige'
• Ericaceae • ball-of-snow rhododendron, Boule de Neige rhododendron
Rhododendron 'Bravo!'
• Ericaceae • Bravo! rhododendron
Rhododendron 'Brazil'
• Ericaceae • Brazil azalea
Rhododendron 'Brittany'
• Ericaceae • Brittany rhododendron
Rhododendron 'Butler Port'
• Ericaceae • Butler Port rhododendron
Rhododendron 'Cadis'
• Ericaceae • Cadis rhododendron
Rhododendron calendulaceum
• Ericaceae • flame azalea
Rhododendron 'Calsap'
• Ericaceae • Calsap rhododendron
Rhododendron canescens
• Ericaceae • piedmont azalea, southern pinxterbloom azalea
Rhododendron 'Cannon's Double'
• Ericaceae • Cannon's Double azalea
Rhododendron 'Caroline'
• Ericaceae • Caroline rhododendron
Rhododendron carolinianum
• Ericaceae • Carolina rhododendron, piedmont rhododendron
Rhododendron carolinianum var. album
• Ericaceae • white-flower Carolina rhododendron
Rhododendron 'Cascade'
• Ericaceae • Cascade azalea
Rhododendron 'Catawbiense Album'
• Ericaceae • Catawbiense Album rhododendron
Rhododendron 'Catawbiense Boursault'
• Ericaceae • Catawbiense Boursault rhododendron
Rhododendron 'Catawbiense Grandiflorum'
• Ericaceae • Catawbiense Grandiflorum rhododendron
Rhododendron catawbiense 'Purpureum Elegans' (syn.)
• Ericaceae • Purpureum Elegans rhododendron
Rhododendron 'Cecile'
• Ericaceae • Cecile azalea
Rhododendron 'Chestnut Hill'
• Ericaceae • Chestnut Hill azalea
Rhododendron 'Chiara'
• Ericaceae • Chiara azalea
Rhododendron 'Chionoides'
• Ericaceae • Chionoides rhododendron
Rhododendron 'Choptank River'
• Ericaceae • Choptank River azalea
Rhododendron 'Clara Marie'
• Ericaceae • Clara Marie azalea
Rhododendron colemanii
• Ericaceae • Red Hills azalea
Rhododendron 'Color Me Pink'
• Ericaceae • Color Me Pink rhododendron
Rhododendron 'Conversation Piece'
• Ericaceae • Conversation Piece azalea
Rhododendron 'Corringe'
• Ericaceae • Corringe azalea
Rhododendron 'Corsage'
• Ericaceae • Corsage azalea
Rhododendron coryi (syn.)
• Ericaceae • swamp azalea, clammy azalea
Rhododendron 'Crete'
• Ericaceae • Crete rhododendron
Rhododendron 'Crystal Glo'
• Ericaceae • Crystal Glo rhododendron
Rhododendron cumberlandense
• Ericaceae • Cumberland azalea
Rhododendron 'Custom White'
• Ericaceae • Custom White azalea
Rhododendron 'Dandylicious'
• Ericaceae • Dandylicious rhododendron
Rhododendron dauricum var. album 'Madison Snow'
• Ericaceae • Madison Snow white-flower Dahurian rhododendron
Rhododendron dauricum var. mucronulatum (syn.)
• Ericaceae • Korean rhododendron
Rhododendron 'Dave's Pink'
• Ericaceae • Dave's Pink azalea
Rhododendron 'Daviesii'
• Ericaceae • Davies azalea
Rhododendron 'Deadly Force'
• Ericaceae • Deadly Force rhododendron
Rhododendron degronianum subsp. heptamerum var. heptamerum
• Ericaceae • Metternich rhododendron
Rhododendron degronianum subsp. yakushimanum var. yakushimanum (syn.)
• Ericaceae • Yakushima rhododendron
Rhododendron 'Delaware Valley White'
• Ericaceae • Delaware Valley White azalea
Rhododendron 'Delp's Cheers'
• Ericaceae • Delp's Cheers rhododendron
Rhododendron 'Delp's Stardust'
• Ericaceae • Delp's Stardust rhododendron
Rhododendron 'Delp's Whirlwind'
• Ericaceae • Delp's Whirlwind rhododendron
Rhododendron 'Desiree'
• Ericaceae • Desiree azalea
Rhododendron 'Devon'
• Ericaceae • Devon azalea
Rhododendron 'Dexter's Pink'
• Ericaceae • Dexter's Pink azalea
Rhododendron 'Dexter's Purple'
• Ericaceae • Dexter's Purple rhododendron
Rhododendron 'Dolly Madison'
• Ericaceae • Dolly Madison rhododendron
Rhododendron 'Don's Variegated'
• Ericaceae • Don's Variegated azalea
Rhododendron 'Doorbuster'
• Ericaceae • Doorbuster rhododendron
Rhododendron 'Dora Amateis'
• Ericaceae • Dora Amateis rhododendron
Rhododendron 'Early Apple'
• Ericaceae • Early Apple rhododendron
Rhododendron eastmanii
• Ericaceae • May white azalea, Santee azalea
Rhododendron 'Eliza Hyatt'
• Ericaceae • Eliza Hyatt azalea
Rhododendron 'Elsie Lee'
• Ericaceae • Elsie Lee azalea
Rhododendron 'English Roseum'
• Ericaceae • English Roseum rhododendron
Rhododendron 'Everitt's Coral Bell'
• Ericaceae • Everitt's Coral Bell rhododendron
Rhododendron 'Exbury White'
• Ericaceae • Exbury White azalea
Rhododendron 'Faisa'
• Ericaceae • Faisa rhododendron
Rhododendron 'Fanny' (syn.)
• Ericaceae • Pucella azalea, Fanny azalea
Rhododendron 'Favorite'
• Ericaceae • Favorite azalea
Rhododendron 'Fawley'
• Ericaceae • Fawley azalea
Rhododendron 'Fireball'
• Ericaceae • Fireball azalea
Rhododendron 'Flame Glow'
• Ericaceae • Flame Glow rhododendron
Rhododendron flammeum
• Ericaceae • Oconee azalea
Rhododendron 'Flashy Blue'
• Ericaceae • Flashy Blue rhododendron
Rhododendron flavum (syn.)
• Ericaceae • Pontic azalea
Rhododendron 'Flawless'
• Ericaceae • Flawless rhododendron
Rhododendron 'Francesca'
• Ericaceae • Francesca rhododendron
Rhododendron 'Giant Jack'
• Ericaceae • Giant Jack rhododendron
Rhododendron 'Gibraltar'
• Ericaceae • Gibraltar azalea
Rhododendron 'Girard Better Letter'
• Ericaceae • Girard Better Letter azalea
Rhododendron 'Girard Caitlin'
• Ericaceae • Girard Caitlin azalea
Rhododendron 'Girard Caroladore'
• Ericaceae • Girard Caroladore rhododendron
Rhododendron 'Girard Caroline'
• Ericaceae • Girard Caroline azalea
Rhododendron 'Girard Chiara' (syn.)
• Ericaceae • Chiara azalea
Rhododendron 'Girard Crimson Tide'
• Ericaceae • Girard Crimson Tide azalea
Rhododendron 'Girard Dwarf Lavender'
• Ericaceae • Girard Dwarf Lavender azalea
Rhododendron 'Girard Fireflash'
• Ericaceae • Girard Fireflash azalea
Rhododendron 'Girard Fuchsia'
• Ericaceae • Girard Fuchsia azalea
Rhododendron 'Girard Gold Charm'
• Ericaceae • Girard Gold Charm rhododendron
Rhododendron 'Girard Hot Shot'
• Ericaceae • Girard Hot Shot azalea
Rhododendron 'Girard Joshua'
• Ericaceae • Girard Joshua rhododendron
Rhododendron 'Girard Little Michelle'
• Ericaceae • Girard Little Michelle azalea
Rhododendron 'Girard National Beauty'
• Ericaceae • Girard National Beauty azalea
Rhododendron 'Girard Orange Jolly' (syn.)
• Ericaceae • Orange Jolly azalea
Rhododendron 'Girard Peter Alan' (syn.)
• Ericaceae • Peter Alan rhododendron
Rhododendron 'Girard Pink Dawn'
• Ericaceae • Girard Pink Dawn azalea
Rhododendron 'Girard Pink Delight'
• Ericaceae • Girard Pink Delight azalea
Rhododendron 'Girard Pleasant White' (syn.)
• Ericaceae • Pleasant White azalea
Rhododendron 'Girard Rose'
• Ericaceae • Girard Rose azalea
Rhododendron 'Girard Ruffled Red'
• Ericaceae • Girard Ruffled Red rhododendron
Rhododendron 'Girard Variegated Gem'
• Ericaceae • Girard Variegated Gem azalea
Rhododendron 'Girard Variegated Hot Shot'
• Ericaceae • Girard Variegated Hot Shot azalea
Rhododendron 'Glory'
• Ericaceae • Glory azalea
Rhododendron 'Gloskey Pink'
• Ericaceae • Gloskey Pink azalea
Rhododendron 'Gog'
• Ericaceae • Gog azalea
Rhododendron 'Gold Dust'
• Ericaceae • Gold Dust azalea
Rhododendron 'Golden Eagle'
• Ericaceae • Golden Eagle azalea
Rhododendron 'Golden Flare'
• Ericaceae • Golden Flare azalea
Rhododendron 'Golden Lights'
• Ericaceae • Golden Lights azalea
Rhododendron 'Golden Pom Pom'
• Ericaceae • Golden Pom Pom azalea
Rhododendron 'Golden Sunset'
• Ericaceae • Golden Sunset azalea
Rhododendron 'Grace and Will'
• Ericaceae • Grace and Will rhododendron
Rhododendron 'Great Genes'
• Ericaceae • Great Genes rhododendron
Rhododendron 'Gustav Mehlquist'
• Ericaceae • Gustav Mehlquist rhododendron
Rhododendron 'Haaga'
• Ericaceae • Haaga rhododendron
Rhododendron 'Hachmann's Polaris'
• Ericaceae • Hachmann's Polaris rhododendron
Rhododendron 'Harrisville'
• Ericaceae • Harrisville rhododendron
Rhododendron 'Has Pizzaz'
• Ericaceae • Has Pizzaz rhododendron
Rhododendron 'Helen Curtis'
• Ericaceae • Helen Curtis azalea
Rhododendron 'Herbert'
• Ericaceae • Herbert azalea
Rhododendron 'Hiawatha'
• Ericaceae • Hiawatha azalea
Rhododendron 'Hindsight'
• Ericaceae • Hindsight rhododendron
Rhododendron 'Hino Pink'
• Ericaceae • Hino Pink azalea
Rhododendron 'Hino-crimson'
• Ericaceae • Hino-crimson azalea
Rhododendron 'Hino-red'
• Ericaceae • Hino-red azalea
Rhododendron 'Hino-white'
• Ericaceae • Hino-white azalea
Rhododendron 'Holden'
• Ericaceae • Holden rhododendron
Rhododendron 'Homebush'
• Ericaceae • Homebush azalea
Rhododendron 'Honeysuckle'
• Ericaceae • Honeysuckle azalea
Rhododendron 'Hot Mix'
• Ericaceae • Hot Mix rhododendron
Rhododendron 'Hotrodder'
• Ericaceae • Hotrodder rhododendron
Rhododendron 'Humdinger'
• Ericaceae • Humdinger rhododendron
Rhododendron hymenanthes (syn.)
• Ericaceae • Metternich rhododendron
Rhododendron 'Hypermax'
• Ericaceae • Hypermax rhododendron
Rhododendron hyperythrum
• Ericaceae • species of rhododendron
Rhododendron 'Ice Cube'
• Ericaceae • Ice Cube rhododendron
Rhododendron 'Ilam Copper Cloud'
• Ericaceae • Ilam Copper Cloud azalea
Rhododendron 'Ilam Melford Lemon'
• Ericaceae • Ilam Melford Lemon azalea
Rhododendron 'Ilam Peachy Keen'
• Ericaceae • Ilam Peachy Keen azalea
Rhododendron 'Ilam Pink William'
• Ericaceae • Ilam Pink William azalea
Rhododendron 'Ingrid Mehlquist'
• Ericaceae • Ingrid Mehlquist rhododendron
Rhododendron 'Jack Frost'
• Ericaceae • Jack Frost azalea
Rhododendron japonicum (syn.)
• Ericaceae • Metternich rhododendron
Rhododendron 'Jazzy Virtues'
• Ericaceae • Jazzy Virtues rhododendron
Rhododendron 'Jeremiah'
• Ericaceae • Jeremiah azalea
Rhododendron 'Joe Paterno'
• Ericaceae • Joe Paterno rhododendron
Rhododendron 'John F. Kennedy'
• Ericaceae • John F. Kennedy azalea
Rhododendron 'Jolie Madame'
• Ericaceae • Jolie Madame azalea
Rhododendron 'Josephine Klinger'
• Ericaceae • Josephine Klinger azalea
Rhododendron 'Judy Spillane'
• Ericaceae • Judy Spillane rhododendron
Rhododendron 'July Jester'
• Ericaceae • July Jester azalea
Rhododendron 'July Jubilation'
• Ericaceae • July Jubilation azalea
Rhododendron 'Karens'
• Ericaceae • Karens azalea
Rhododendron 'Kathy' (syn.)
• Ericaceae • Kathy Ann azalea
Rhododendron 'Kathy Ann'
• Ericaceae • Kathy Ann azalea
Rhododendron 'Kid Stuff'
• Ericaceae • Kid Stuff rhododendron
Rhododendron kiusianum
• Ericaceae • Kyushu azalea
Rhododendron 'Klondyke'
• Ericaceae • Klondyke azalea
Rhododendron 'Knap Hill Apricot'
• Ericaceae • Knap Hill Apricot azalea
Rhododendron 'Knap Hill Red'
• Ericaceae • Knap Hill Red azalea
Rhododendron 'Knap Hill White'
• Ericaceae • Knap Hill White azalea
Rhododendron 'Lady Armstrong'
• Ericaceae • Lady Armstrong rhododendron
Rhododendron 'Laetevirens'
• Ericaceae • Wilson rhododendron
Rhododendron 'Lake Erie'
• Ericaceae • Lake Erie azalea
Rhododendron 'Lake Michigan'
• Ericaceae • Lake Michigan azalea
Rhododendron 'Lake St. Clair'
• Ericaceae • Lake St. Clair azalea
Rhododendron 'Landmark'
• Ericaceae • Landmark rhododendron
Rhododendron 'Late Lady'
• Ericaceae • Late Lady azalea
Rhododendron 'Laurie'
• Ericaceae • Laurie rhododendron
Rhododendron 'Lee's Dark Purple'
• Ericaceae • Lee's Dark Purple rhododendron
Rhododendron 'Lemon Lights'
• Ericaceae • Lemon Lights azalea
Rhododendron 'Lilac Lagoon'
• Ericaceae • Lilac Lagoon rhododendron
Rhododendron 'Linda Jean'
• Ericaceae • Linda Jean rhododendron
Rhododendron 'Ling Close'
• Ericaceae • Ling Close azalea
Rhododendron 'Lollipop'
• Ericaceae • Lollipop azalea
Rhododendron 'Louise Gable'
• Ericaceae • Louise Gable azalea
Rhododendron 'Low Red Frilled' (syn.)
• Ericaceae • Low Red Frilled rhododendron
Rhododendron luteum
• Ericaceae • Pontic azalea
Rhododendron 'Luxor'
• Ericaceae • Luxor rhododendron
Rhododendron 'Madame Masson'
• Ericaceae • Madame Masson rhododendron
Rhododendron 'Mahogany Leaf'
• Ericaceae • Mahogany Leaf rhododendron
Rhododendron 'Major Harris'
• Ericaceae • Major Harris rhododendron
Rhododendron makinoi
• Ericaceae • Makino rhododendron
Rhododendron 'Mandarin Lights'
• Ericaceae • Mandarin Lights azalea
Rhododendron 'Marie's Choice'
• Ericaceae • Marie's Choice azalea
Rhododendron 'Martha Hitchcock'
• Ericaceae • Martha Hitchcock azalea
Rhododendron 'Mary Claire'
• Ericaceae • Mary Claire azalea
Rhododendron 'Marydel'
• Ericaceae • Marydel azalea
Rhododendron 'Mass with Class'
• Ericaceae • Mass with Class rhododendron
Rhododendron 'Maud Corning'
• Ericaceae • Maud Corning rhododendron
Rhododendron maximum
• Ericaceae • rosebay rhododendron, great rhododendron
Rhododendron maximum (Delp selection - green)
• Ericaceae • rosebay rhododendron (Delp selection - green)
Rhododendron maximum 'Independence'
• Ericaceae • Independance rosebay rhododendron
Rhododendron 'May Belle'
• Ericaceae • May Belle azalea
Rhododendron metternichii (syn.)
• Ericaceae • Metternich rhododendron
Rhododendron metternichii var. heptamerum (syn.)
• Ericaceae • Metternich rhododendron
Rhododendron metternichii var. yakusimanum (syn.)
• Ericaceae • Yakushima rhododendron
Rhododendron micranthum
• Ericaceae • Manchurian rhododendron
Rhododendron 'Mikkeli' (syn.)
• Ericaceae • Saint Michel rhododendron
Rhododendron 'Mildred Mae'
• Ericaceae • Mildred Mae azalea
Rhododendron 'Milestone'
• Ericaceae • Milestone rhododendron
Rhododendron 'Minna's Purple'
• Ericaceae • Minna's Purple rhododendron
Rhododendron minus
• Ericaceae • piedmont rhododendron
Rhododendron minus 'Album' (syn.)
• Ericaceae • white-flower Carolina rhododendron
Rhododendron minus var. minus (syn.)
• Ericaceae • Carolina rhododendron, piedmont rhododendron
Rhododendron 'Morocco' (syn.)
• Ericaceae • Luxor rhododendron
Rhododendron 'Morris Gold'
• Ericaceae • Morris Gold azalea
Rhododendron 'Mother's Day'
• Ericaceae • Mother's Day azalea
Rhododendron 'Mrs. Henry Schroeder'
• Ericaceae • Mrs. Henry Schroeder azalea
Rhododendron 'Mrs. T. H. Lowinsky'
• Ericaceae • Mrs. T. H. Lowinsky rhododendon
Rhododendron 'Mrs. Tom H. Lowinsky' (syn.)
• Ericaceae • Mrs. T. H. Lowinsky rhododendon
Rhododendron mucronulatum
• Ericaceae • Korean rhododendron
Rhododendron mucronulatum 'Album'
• Ericaceae • white-flower Korean rhododendron
Rhododendron mucronulatum 'Deep Pink'
• Ericaceae • Deep Pink Korean rhododendron
Rhododendron 'My Mary'
• Ericaceae • My Mary azalea
Rhododendron 'Narcissiflorum'
• Ericaceae • Narcissiflorum azalea
Rhododendron 'NCRX4' Perfecto Mundo® Double Purple
• Ericaceae • Perfecto Mundo® Double Purple azalea
Rhododendron 'Nebula'
• Ericaceae • Nebula rhododendron
Rhododendron 'Nepal'
• Ericaceae • Nepal rhododendron
Rhododendron 'New Patriot'
• Ericaceae • New Patriot rhododendron
Rhododendron 'Norma'
• Ericaceae • Norma azalea
Rhododendron 'Northern Hi-Lights'
• Ericaceae • Northern Hi-Lights azalea
Rhododendron Northern Lights Group
• Ericaceae • Northern Lights Group azalea
Rhododendron 'Nova Zembla'
• Ericaceae • Nova Zembla rhododendron
Rhododendron nudiflorum (syn.)
• Ericaceae • pinxterbloom azalea, election-pink
Rhododendron oblongifolium (syn.)
• Ericaceae • swamp azalea, clammy azalea
Rhododendron obtusum var. japonicum (syn.)
• Ericaceae • Kyushu azalea
Rhododendron 'Oh My!'
• Ericaceae • Oh My! rhododendron
Rhododendron 'Olga Mezitt'
• Ericaceae • Olga Mezitt rhododendron
Rhododendron 'Orange Ball'
• Ericaceae • Orange Ball azalea
Rhododendron 'Orange Jolly'
• Ericaceae • Orange Jolly azalea
Rhododendron 'Orchid Lace'
• Ericaceae • Orchid Lace azalea
Rhododendron 'Othello'
• Ericaceae • Othello azalea
Rhododendron 'Pale Lilac'
• Ericaceae • Pale Lilac azalea
Rhododendron 'Palestrina'
• Ericaceae • Palestrina azalea, Wilhelmina Vuyk azalea
Rhododendron 'Pauline Bralit'
• Ericaceae • Pauline Bralit rhododendron
Rhododendron 'Peaches and Cream'
• Ericaceae • Peaches and Cream azalea
Rhododendron periclymenoides
• Ericaceae • pinxterbloom azalea, election-pink
Rhododendron periclymenoides × R. prinophyllum
• Ericaceae • pinxterbloom azalea/roseshell azalea hybrid
Rhododendron 'Peter Alan'
• Ericaceae • Peter Alan rhododendron
Rhododendron pilosum (syn.)
• Ericaceae • Allegheny menziesia, hairy minnie-bush
Rhododendron 'Pink and Sweet'
• Ericaceae • Pink and Sweet azalea
Rhododendron 'Pink Dawn' (syn.)
• Ericaceae • Girard Pink Dawn azalea
Rhododendron 'Pink Inc.' (syn.)
• Ericaceae • Pink Ink rhododendron
Rhododendron 'Pink Ink'
• Ericaceae • Pink Ink rhododendron
Rhododendron 'Pink Punch'
• Ericaceae • Pink Punch rhododendron
Rhododendron 'Pink Truffle'
• Ericaceae • Pink Truffle rhododendron
Rhododendron 'Pinklo'
• Ericaceae • Pinklo rhododendron
Rhododendron 'Pipsqueak'
• Ericaceae • Pipsqueak rhododendron
Rhododendron 'PJM'
• Ericaceae • PJM rhododendron
Rhododendron 'PJM Elite'
• Ericaceae • PJM Elite rhododendron
Rhododendron 'PJM Victor'
• Ericaceae • PJM Victor rhododendron
Rhododendron 'Pleasant White'
• Ericaceae • Pleasant White azalea
Rhododendron 'Polar Bear'
• Ericaceae • Polar Bear azalea
Rhododendron 'Potent Power'
• Ericaceae • Potent Power rhododendron
Rhododendron poukhanense (syn.)
• Ericaceae • Korean azalea
Rhododendron 'President Lincoln'
• Ericaceae • President Lincoln rhododendron
Rhododendron 'Pride Hill'
• Ericaceae • Pride Hill azalea
Rhododendron 'Pride's White'
• Ericaceae • Pride's White azalea
Rhododendron 'Primrose'
• Ericaceae • Primrose azalea
Rhododendron prinophyllum
• Ericaceae • roseshell azalea, election-pink, early azalea
Rhododendron prunifolium
• Ericaceae • plumleaf azalea
Rhododendron 'Pucella'
• Ericaceae • Pucella azalea, Fanny azalea
Rhododendron 'Purple Gem'
• Ericaceae • Purple Gem rhododendron
Rhododendron 'Purpureum Elegans'
• Ericaceae • Purpureum Elegans rhododendron
Rhododendron 'Purpureum Grandiflorum'
• Ericaceae • Purpureum Grandiflorum rhododendron
Rhododendron 'Red Frilled'
• Ericaceae • Low Red Frilled rhododendron
Rhododendron 'Red Hot Mamma'
• Ericaceae • Red Hot Mamma rhododendron
Rhododendron 'Red River'
• Ericaceae • Red River rhododendron
Rhododendron 'Red Splash'
• Ericaceae • Red Splash rhododendron
Rhododendron 'Redder Yet'
• Ericaceae • Redder Yet rhododendron
Rhododendron 'Renée Michelle'
• Ericaceae • Renée Michelle azalea
Rhododendron 'Rhodworks'
• Ericaceae • Rhodworks rhododendron
Rhododendron 'Robert Allison'
• Ericaceae • Robert Allison rhododendron
Rhododendron 'Roehr's Tradition'
• Ericaceae • Roehr's Tradition azalea
Rhododendron 'Rosata'
• Ericaceae • Rosata azalea
Rhododendron 'Rosebud'
• Ericaceae • Rosebud azalea
Rhododendron roseum (syn.)
• Ericaceae • roseshell azalea, election-pink, early azalea
Rhododendron 'Roseum Elegans'
• Ericaceae • Roseum Elegans rhododendron
Rhododendron 'Rosy Lights'
• Ericaceae • Rosy Lights azalea
Rhododendron 'Royal Lodge'
• Ericaceae • Royal Lodge azalea
Rhododendron 'Royalty'
• Ericaceae • Royalty azalea
Rhododendron 'Saint Michel'
• Ericaceae • Saint Michel rhododendron
Rhododendron 'Salmon Joy'
• Ericaceae • Salmon Joy azalea
Rhododendron 'Sandra Ann'
• Ericaceae • Sandra Ann azalea
Rhododendron 'Satin Sheen'
• Ericaceae • Satin Sheen rhododendron
Rhododendron 'Saybrook Glory'
• Ericaceae • Saybrook Glory azalea
Rhododendron schlippenbachii
• Ericaceae • royal azalea
Rhododendron 'Scintillation'
• Ericaceae • Scintillation rhododendron
Rhododendron serrulatum (syn.)
• Ericaceae • swamp azalea, clammy azalea
Rhododendron 'Sham's Ruby'
• Ericaceae • Sham's Ruby rhododendron
Rhododendron 'Sham's Yellow'
• Ericaceae • Sham's Yellow azalea
Rhododendron 'Sherwood Orchid' (syn.)
• Ericaceae • Sherwood azalea, Sherwood Orchid azalea
Rhododendron 'Sherwoodii'
• Ericaceae • Sherwood azalea, Sherwood Orchid azalea
Rhododendron 'Shorty'
• Ericaceae • Shorty rhododendron
Rhododendron smirnowii
• Ericaceae • Smirnov rhododendron
Rhododendron 'Snowball'
• Ericaceae • Snowball azalea
Rhododendron 'Snowdrift'
• Ericaceae • Snowdrift azalea
Rhododendron 'Soir de Paris'
• Ericaceae • Soir de Paris azalea
Rhododendron sp.
• Ericaceae • azalea / rhododendron
Rhododendron speciosum (syn.)
• Ericaceae • Oconee azalea
Rhododendron 'Spotlighter'
• Ericaceae • Spotlighter rhododendron
Rhododendron 'Spreading Red'
• Ericaceae • Spreading Red azalea
Rhododendron 'Spring Frolic'
• Ericaceae • Spring Frolic rhododendron
Rhododendron 'Spring Parade'
• Ericaceae • Spring Parade rhododendron
Rhododendron 'Stewartstonian'
• Ericaceae • Stewartson azalea
Rhododendron 'Stinger'
• Ericaceae • Stinger rhododendron
Rhododendron 'Summer Rose'
• Ericaceae • Summer Rose rhododendron
Rhododendron 'Sun Chariot'
• Ericaceae • Sun Chariot azalea
Rhododendron 'Sunnyview'
• Ericaceae • Sunnyview rhododendron
Rhododendron 'Sweet Treat'
• Ericaceae • Sweet Treat rhododendron
Rhododendron 'Teardrop'
• Ericaceae • Teardrop rhododendron
Rhododendron 'Tin Lizzie'
• Ericaceae • Tin Lizzie rhododendron
Rhododendron 'Tintoretto'
• Ericaceae • Tintoretto azalea
Rhododendron 'Tipsy'
• Ericaceae • Tipsy rhododendron
Rhododendron 'Toucan'
• Ericaceae • Toucan azalea
Rhododendron 'Tradition' (syn.)
• Ericaceae • Roehr's Tradition azalea
Rhododendron 'Tryon Pink'
• Ericaceae • Tryon Pink azalea
Rhododendron 'Tunis'
• Ericaceae • Tunis azalea
Rhododendron vaseyi
• Ericaceae • pinkshell azalea
Rhododendron vaseyi 'White Find'
• Ericaceae • White Find pinkshell azalea
Rhododendron viscosum
• Ericaceae • swamp azalea, clammy azalea
Rhododendron viscosum f. glaucum 'Delaware Blue'
• Ericaceae • Delaware Blue swamp azalea
Rhododendron 'Warpaint'
• Ericaceae • Warpaint azalea
Rhododendron 'Weston's Aglo'
• Ericaceae • Weston's Aglo rhododendron
Rhododendron 'Weston's Firecracker'
• Ericaceae • Weston's Firecracker azalea
Rhododendron 'Weston's Lemon Drop'
• Ericaceae • Weston's Lemon Drop azalea
Rhododendron 'Weston's Parade'
• Ericaceae • Weston's Parade azalea
Rhododendron 'Weston's Pink Diamond'
• Ericaceae • Weston's Pink Diamond rhododendron
Rhododendron 'Whirlybird'
• Ericaceae • Whirlybird rhododendron
Rhododendron 'White Cap'
• Ericaceae • White Cap azalea
Rhododendron 'White Lights'
• Ericaceae • White Lights azalea
Rhododendron 'White Rosebud'
• Ericaceae • White Rosebud azalea
Rhododendron 'Whitethroat'
• Ericaceae • Whitethroat azalea
Rhododendron 'Wilhelmina Vuyk' (syn.)
• Ericaceae • Palestrina azalea, Wilhelmina Vuyk azalea
Rhododendron 'Wilsonii' (syn.)
• Ericaceae • Wilson rhododendron
Rhododendron 'Windbeam'
• Ericaceae • Windbeam rhododendron
Rhododendron 'Windflower'
• Ericaceae • Windflower rhododendron
Rhododendron 'Winning One'
• Ericaceae • Winning One rhododendron
Rhododendron 'Yaku Duke'
• Ericaceae • Yaku Duke rhododendron
Rhododendron 'Yaku King'
• Ericaceae • Yaku King rhododendron
Rhododendron 'Yaku Prince'
• Ericaceae • Yaku Prince rhododendron
Rhododendron 'Yaku Princess'
• Ericaceae • Yaku Princess rhododendron
Rhododendron 'Yaku Queen'
• Ericaceae • Yaku Queen rhododendron
Rhododendron yakushimanum
• Ericaceae • Yakushima rhododendron
Rhododendron yakushimanum 'Ken Janeck'
• Ericaceae • Ken Janeck Yakushima rhododendron
Rhododendron yakushimanum 'Yaku Angel'
• Ericaceae • Yaku Angel Yakushima rhododendron
Rhododendron yakusimanum subsp. makinoi (syn.)
• Ericaceae • Makino rhododendron
Rhododendron 'Yankee Clipper'
• Ericaceae • Yankee Clipper rhododendron
Rhododendron 'Years of Peace'
• Ericaceae • Years of Peace rhododendron
Rhododendron yedoense var. poukhanense
• Ericaceae • Korean azalea
Rhododendron yedoense var. poukhanense 'Compact'
• Ericaceae • Compact Korean azalea
Rhododendron 'Yellow Eyes'
• Ericaceae • Yellow Eyes rhododendron
Rhododendron 'Yellow Streaker'
• Ericaceae • Yellow Streaker rhododendron
Rhus aromatica
• Anacardiaceae • fragrant sumac
Rhus aromatica 'Fine Textured Compact Select A' Lacette™
• Anacardiaceae • Lacette™ fragrant sumac
Rhus aromatica 'Green Globe'
• Anacardiaceae • Green Globe fragrant sumac
Rhus aromatica 'Gro-low'
• Anacardiaceae • Gro-low fragrant sumac
Rhus copallina var. latifolia 'Morton' Prairie Flame™
• Anacardiaceae • Prairie Flame™ winged sumac
Rhus glabra 'Laciniata'
• Anacardiaceae • cutleaf smooth sumac
Ribes alpinum 'Green Mound'
• Grossulariaceae • Green Mound alpine currant
Ribes alpinum 'Spreg' Green Jeans™
• Grossulariaceae • Green Jeans™ alpine current
Ribes aureum var. villosum (syn.)
• Grossulariaceae • buffalo currant, clove currant
Ribes fasciculatum var. chinense
• Grossulariaceae • Chinese winterberry currant, Chinese yabu currant
Ribes missouriense
• Grossulariaceae • Missouri gooseberry
Ribes odoratum
• Grossulariaceae • buffalo currant, clove currant
Robinia × ambigua 'Idahoensis'
• Fabaceae • Idaho locust
Robinia × margaretta 'Idaho' (syn.)
• Fabaceae • Idaho locust
Robinia fertilis 'Arnot' (syn.)
• Fabaceae • Arnot fruitful bristly locust, Arnot fruitful rose-acacia
Robinia hartwigii (syn.)
• Fabaceae • Hartwig's locust
Robinia hispida var. fertilis 'Arnot'
• Fabaceae • Arnot fruitful bristly locust, Arnot fruitful rose-acacia
Robinia pseudoacacia 'Bessoniana'
• Fabaceae • Besson black locust
Robinia pseudoacacia 'Burgundy'
• Fabaceae • Burgundy black locust
Robinia pseudoacacia 'Cylindrica'
• Fabaceae • Cylindrica black locust
Robinia pseudoacacia 'Fastigiata' (syn.)
• Fabaceae • pyramidal black locust, fastigiate black locust
Robinia pseudoacacia 'Frisia'
• Fabaceae • Frisia black locust
Robinia pseudoacacia 'Idaho' (syn.)
• Fabaceae • Idaho locust
Robinia pseudoacacia 'Monophylla Pendula'
• Fabaceae • weeping oneleaf black locust
Robinia pseudoacacia 'Ohio Prostrate'
• Fabaceae • Ohio Prostrate black locust
Robinia pseudoacacia 'Pyramidalis'
• Fabaceae • pyramidal black locust, fastigiate black locust
Robinia pseudoacacia 'Rozynskiana'
• Fabaceae • Rozynski black locust
Robinia pseudoacacia 'Semperflorens'
• Fabaceae • perpetual black locust
Robinia pseudoacacia 'Tortuosa'
• Fabaceae • twisted black locust, contorted black locust
Robinia 'Purple Robe'
• Fabaceae • Purple Robe locust
Robinia viscosa var. hartwigii
• Fabaceae • Hartwig's locust
Rosa 'Ausquirk' Susan Williams-Ellis
• Rosaceae • Susan Williams-Ellis rose
Rosa 'BAInce' Easy Elegance® Sweet Fragrance
• Rosaceae • Easy Elegance® Sweet Fragrance rose
Rosa 'BOZFRA021' Reminiscent® Pink
• Rosaceae • Reminiscent Pink rose
Rosa 'Champlain'
• Rosaceae • Champlain rose
Rosa 'Else Poulsen'
• Rosaceae • Else Poulsen rose
Rosa 'Henry Kelsey'
• Rosaceae • Henry Kelsey rose
Rosa 'Hiawatha'
• Rosaceae • Hiawatha rose
Rosa 'Lafter'
• Rosaceae • Lafter rose
Rosa 'Pierette' (syn.)
• Rosaceae • Pierette Pavement rose, Yankee Lady rose
Rosa 'Pierette Pavement'
• Rosaceae • Pierette Pavement rose, Yankee Lady rose
Rosa 'Radrazz' The Knock Out®
• Rosaceae • The Knock Out® rose
Rosa 'Radtko' The Double Knock Out®
• Rosaceae • The Double Knock Out® rose
Rosa 'Radtkopink' The Pink Double Knock Out®
• Rosaceae • The Pink Double Knock Out® rose
Rosa 'Sproflored' Cherrytini™
• Rosaceae • Cherrytini™ rose
Rosa 'Yankee Lady' (syn.)
• Rosaceae • Pierette Pavement rose, Yankee Lady rose
Rosmarinus officinalis 'Arp' (syn.)
• Lamiaceae • Arp rosemary
Rubus grandifolius (syn.)
• Rosaceae • purple flowering raspberry
Rubus japonicus (syn.)
• Rosaceae • Japanese kerria
Rubus odoratus
• Rosaceae • purple flowering raspberry
Rubus 'Triple Crown'
• Rosaceae • Triple Crown blackberry
Rudbeckia 'American Gold Rush'
• Asteraceae • American Gold Rush black-eyed-Susan
Rudbeckia columnifera (syn.)
• Asteraceae • columnar prairie coneflower, upright prairie coneflower
Rudbeckia fulgida 'Blovi' Viette's Little Suzy™
• Asteraceae • Viette's Little Suzy™ orange coneflower
Rudbeckia fulgida var. fulgida
• Asteraceae • black-eyed Susan
Rudbeckia fulgida var. sullivantii 'Little Goldstar'
• Asteraceae • Little Goldstar Sullivant’s coneflower
Rudbeckia hirta
• Asteraceae • black-eyed-Susan
Rudbeckia laciniata
• Asteraceae • cutleaf coneflower, tall coneflower
Rudbeckia laciniata 'Autumn Sun' (syn.)
• Asteraceae • Autumn Sun cutleaf coneflower, Autumn Sun tall coneflower
Rudbeckia laciniata 'Herbstsonne'
• Asteraceae • Autumn Sun cutleaf coneflower, Autumn Sun tall coneflower
Rudbeckia maxima
• Asteraceae • great coneflower, giant coneflower
Rudbeckia pallida (syn.)
• Asteraceae • pale purple coneflower
Rudbeckia triloba
• Asteraceae • three-lobed coneflower, brown-eyed-susan
Ruellia humilis
• Acanthaceae • fringeleaf wild-petunia, fringe-leaf ruellia