Cultivar NamePlant SizeOriginFlower ColorSeasonSourceRegistered
'Radiant Light'MediumUnknown--Livingston, Ron--NR--
'Raspberry Beauty'MediumHybridLight-PurpleAugust to SeptemberDishon, Jim.1999
'Red Dragon'MediumHybridLight-PurpleAugustLivingston, Ron--NR--
'Red Sails in the Sunset'SmallHybridLight-PurpleAugustVan Ostrand, John.2004
'Redgo'LargeUnknown--Wade, Van--NR--
'Regal Tot'SmallHybridLight-PurpleJuly into AugustZilis, Mark.2010
'Renegade of Funk'LargeUnknown--White, Jeff--NR--
'Rich Uncle'LargeSportNear-WhiteJuneMalloy, Alex.2002
'Rip Off'MediumUnknownPale-Lavender-Benedict, Dr Ralph (Herb)--NR--
'Robust Giant'LargeUnknown-June into JulyRuh, Peter & Ruh, Jean.2005
'Ron Livingston'MediumUnknownLight-PurpleAugustAsch, Stuart--NR--
'Rosedale Genevieve'LargeHybridPale-LavenderJulyHadrava, Jerry.1999
'Rosedale Golden City'LargeUnknownNear-WhiteJune into JulyHadrava, Jerry.1999
'Roue de Fortune'SmallUnknown--Bastille, Jocelyne--NR--
'Roxsanne'LargeSportMed-LavenderJulyHeemskerk, Gerardus.2005
'Royal Scepter'SmallSportMed-LavenderJulyUnknown--NR--
'Rubber Ducky'MediumUnknownPale-LavenderJuly into AugustSchwarz, Jim.1996
'Ruffled Pale Face'SmallUnknown-July into AugustSchulz, Ed.2002
'Rusty's Tornado'MediumUnknown--Rouillier, Denis--NR--
'Rutherford Birchard Hayes'MediumUnknownMed-Lavender-Ruh, Peter & Ruh, Jean.2010
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