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No.Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
1 'Radiant Light'MediumLight-Green  UnknownUnknownUnknownLivingston, Ron--NR--
2 'Ragtime'LargeYellow  HybridPale-LavenderJune to JulyWard, Dr Dick & Ward, Jane.2013
3 'Rainmaker'GiantMed-Green  UnknownUnknownJune to JulyWard, Dr Dick & Ward, Jane.2009
4 'Raspatini'MiniatureMed-Green  HybridLight-PurpleAugustZilis, Mark.2009
5 'Raspberry Ice Cream'GiantYellowStreakedSpecklesSportMed-LavenderJulyUnknown--NR--
6 'Rasputin'MediumYellow  UnknownUnknownUnknownZiarek, Ken--NR--
7 'Rasta'SmallYellow  UnknownUnknownUnknownBeaulier, P.J.--NR--
8 'Rawhide'SmallDark-Green  UnknownUnknownUnknownUnknown--NR--
9 'Razz'n Rick'LargeMed-GreenStreakedYellowUnknownUnknownAugust to SeptemberSchmidt, Bevie.2009
10 'Ready Eddy'SmallBlue/Green  UnknownUnknownUnknownBenedict, Dr Ralph (Herb)--NR--
11 'Ready Freddy'GiantDark-Green  UnknownNear-WhiteJune to JulyAsch, Stuart.2010
12 'Rebel Rouser'MediumYellow  HybridNear-WhiteJulyWasitis, Chick--NR--
13 'Red Bar'MediumMed-GreenMarginalWhiteUnknownUnknownUnknownMalloy, Alex--NR--
14 'Red Bull'LargeMed-Green  HybridUnknownJuly to AugustVan Eechaute, Danny.2010
15 'Red Kitty'SmallMed-Green  UnknownUnknownUnknownTerpening, Kent--NR--
16 'Red Light'MediumDark-Green  UnknownUnknownUnknownUnknown--NR--
17 'Red Rover'MediumMed-Green  HybridMed-LavenderAugust to SeptemberMoore, Jeff & Schwarz, Jim.2015
18 'Red Sails in the Sunset'SmallLight-Green  HybridLight-PurpleAugustVan Ostrand, John.2004
19 'Red Stilts'LargeMed-Green  HybridPale-LavenderJune to JulyVan Eechaute, Danny.2011
20 'Red Titanium'UnknownBlue/Green  HybridUnknownUnknownLeuckx, Bart--NR--
21 'Red Wine Fries'MediumBlue/Green  HybridMed-LavenderUnknownVan Wyke, Trudy--NR--
22 'Redbud'MediumMed-Green  HybridMed-LavenderJune to JulyHicks, Gerry.2017
23 'Reddish Dot'MediumMed-Green  HybridDeep-PurpleJuly to AugustLiu, Donghuan.2016
24 'Reddy Eddy'LargeDark-Green  UnknownUnknownAugust to SeptemberBenedict, Dr Ralph (Herb) & Kuenster, Rod.2010
25 'Redneck Mardi Gras'SmallYellow  UnknownDeep-PurpleAugust to SeptemberDuncan, Mary Jo.2016
26 'Redtail'MediumYellow  UnknownLight-PurpleUnknownCarlson, Monty & Carlson, Julie--NR--
27 'Regal Flame'LargeBlue/Green  SportMed-LavenderJuly to AugustUnknown--NR--
28 'Regal Tot'SmallLight-Green  HybridLight-PurpleJuly to AugustZilis, Mark.2010
29 'Reiho'SmallMed-GreenMedialWhiteHybridUnknownUnknownUnknown--NR--
30 'Renaissance'MediumMed-GreenStreakedSpecklesSportPale-LavenderJulyMinks, Eldren.1983
31 'Rendezvous'MediumBlue/GreenMarginalWhiteSportPale-LavenderJuly to AugustZilis, Mark & Schwarz, Jim.2014
32 'Reserved Parking'MediumBlue/GreenMarginalYellowUnknownUnknownUnknownRusso, Dave--NR--
33 'Retread'SmallMed-GreenMarginalWhiteHybridPale-LavenderJulyNyikos, Frank.2000
34 'Rexhame Beach'LargeBlue/GreenMarginalYellowUnknownUnknownUnknownGoodenough, Rick--NR--
35 'Rheingold'MediumYellowMarginalGreenUnknownUnknownUnknownKohlein, Fritz--NR--
36 'Rhubarb Girl'LargeBlue/Green  UnknownUnknownUnknownCarlson, Monty & Carlson, Julie--NR--
37 'Richard Taylor'LargeMed-Green  HybridPale-LavenderJune to JulySeaver, Mildred & Walek, Kevin & The American Hosta Society.2009
38 'Rimmed Cauldron'MediumBlue/GreenMarginalYellowHybridPale-LavenderJune to JulyDye, Kay.2020
39 'Ringmaster'SmallBlue/GreenMarginalWhiteSportPale-LavenderJulyZilis, Mark.2011
40 'Rippled Elf'MediumMed-Green  UnknownUnknownUnknownPowell, Loteta & Walek, Kevin & The American Hosta Society.2009
41 'Rippled Green Cup'MediumDark-Green  UnknownUnknownUnknownWade, Van--NR--
42 'Rippled Treasure'MediumMed-Green  HybridUnknownJune to JulyZilis, Mark.2010
43 'Risa'SmallMed-Green  UnknownMed-LavenderJuly to AugustDupre, Dirk.2006
44 'River of Gold'LargeYellow  UnknownPale-LavenderJune to JulyWard, Dr Dick & Ward, Jane.2014
45 'Road Rage'MediumMed-Green  HybridDeep-PurpleAugustBeilstein, Doug.2018
46 'Road Runner'MediumMed-GreenMarginalYellowUnknownUnknownUnknownUnknown--NR--
47 'Rock Concert'LargeBlue/GreenStreakedSpecklesHybridMed-LavenderJuly to AugustKuenster, Rod.2009
48 'Rock of Ages'GiantBlue/Green  SportPure-WhiteJune to JulyWard, Dr Dick & Ward, Jane.2009
49 'Rocket's Red Glare'MediumMed-Green  HybridPale-LavenderAugust to SeptemberStegeman, Bev & Stegeman, Dave.2012
50 'Rocky Fork'MediumBlue/Green  UnknownPale-LavenderJune to JulyWard, Dr Dick & Ward, Jane.2003
51 'Rocky Point'MediumYellow  UnknownUnknownUnknownGoodenough, Rick--NR--
52 'Romance'LargeDark-GreenStreakedWhiteUnknownUnknownUnknownLivingston, Ron--NR--
53 'Rookie Mouse'MiniatureMed-Green  SportLight-PurpleJune to JulySzustakiewicz, Peter--NR--
54 'Rosaleen'SmallDark-GreenMarginalWhiteHybridLight-PurpleJune to JulyGilligan, Madelon.2017
55 'Rosedale Coalminer's Special'MediumMed-GreenStreakedSpecklesUnknownLight-PurpleJulyHadrava, Jerry--NR--
56 'Rosedale Golden City'LargeLight-Green  UnknownNear-WhiteJune to JulyHadrava, Jerry.1999
57 'Rosedale Golden Star'MediumLight-GreenMarginalWhiteUnknownUnknownUnknownHadrava, Jerry--NR--
58 'Rosedale Golden Teapot'LargeLight-GreenMarginalYellowHybridPale-LavenderJuly to AugustHadrava, Jerry.2000
59 'Rosedale Houdini'MediumMed-GreenStreakedYellowHybridLight-PurpleJuly to AugustHadrava, Jerry.2000
60 'Rosedale Knox'LargeYellow  HybridNear-WhiteJune to JulyHadrava, Jerry.1999
61 'Rosedale Monica Havana'LargeMed-GreenMarginalYellowHybridPale-LavenderJulyHadrava, Jerry--NR--
62 'Rosedale Sugar Time'MediumMed-GreenMarginalWhiteHybridLight-PurpleAugustHadrava, Jerry.1999
63 'Rosedale Tail Feathers'SmallMed-GreenMarginalWhiteUnknownUnknownUnknownHadrava, Jerry--NR--
64 'Rosedale Waterwheel'LargeMed-GreenMarginalWhiteHybridLight-PurpleJulyHadrava, Jerry.2000
65 'Rosy'MediumBlue/Green  UnknownUnknownUnknownKlose, Heinz--NR--
66 'Rough Knight'SmallBlue/Green  HybridMed-LavenderAugustBeilstein, Doug & Beilstein, Mardy.2013
67 'Roughrider'MediumMed-GreenMarginalWhiteHybridPure-WhiteAugust to SeptemberGraves, Butch.2008
68 'Round About Midnight'MediumBlue/Green  HybridPale-LavenderJuly to AugustDean, Don.2019
69 'Royal Charm'SmallBlue/GreenStreakedWhiteSportPale-LavenderJune to JulyZilis, Mark.2003
70 'Royal Susan'LargeMed-GreenStreakedWhiteSportPale-LavenderAugustBenedict, Dr Ralph (Herb)--NR--
71 'Royal Wave'SmallBlue/GreenStreakedWhiteSportPale-LavenderJune to JulyJohnson, Greg.2004
72 'Rubies and Ruffles'MediumDark-GreenMarginalWhiteUnknownMed-LavenderAugust to SeptemberGoodwin, Randy.2009
73 'Ruby'SmallMed-Green  HybridLight-PurpleAugust to SeptemberSavory, Dennis.2013
74 'Ruby Desires'MediumDark-GreenMarginalYellowUnknownUnknownUnknownKlotz, Ruby--NR--
75 'Ruffed Up'LargeYellow  HybridPale-LavenderAugust to SeptemberCarlson, Monty & Carlson, Julie.2009
76 'Ruffian' (Asch)MediumDark-Green  SportPale-LavenderJulyAsch, Stuart.2009
77 'Ruffle My Feathers'SmallMed-GreenMarginalWhiteSportMed-LavenderUnknownLivingston, Ron--NR--
78 'Ruffled Green Mouse'MiniatureDark-Green  Nat-SportLight-PurpleJulyVan den Top, Jan--NR--
79 'Ruffled Green Mouse Ears'SmallDark-Green  UnknownLight-PurpleJulyVan den Top, Jan--NR--
80 'Ruffled Mouse Ears'MiniatureBlue/Green  SportMed-LavenderJulyZilis, Mark.2011
81 'Ruffles and Flourishes'SmallLight-GreenMarginalWhiteUnknownNear-WhiteJulyGoodwin, Randy.2019
82 'Rushin Ruffles'SmallYellow  UnknownUnknownUnknownUnknown--NR--
83 'Russell Square'MediumBlue/Green  UnknownUnknownUnknownCrockett, Clyde--NR--
84 'Rusty's Blue Star'MiniatureMed-Green  UnknownUnknownUnknownRouillier, Denis--NR--
85 'Rutherford Birchard Hayes'MediumLight-Green  UnknownMed-LavenderUnknownRuh, Peter & Ruh, Jean.2010
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