No. | TC Sport Cultivar | Mother Plant | Source | Additional Information |
1
| 'Radiant Edger' | 'Gold Edger' | Zilis, Mark | (GENETIC BACKGROUND) 'Aden No. 359', 'Aden No. 381', 'Blue Cadet', 'Gold Cadet', 'Gold Edger', Hosta nakaiana (Possibly), 'Tokudama' ++(SIMILAR.HOSTAS) 'Abby', 'Parky's Prize', 'Sun Drop' |
2
| 'Rainbow's End' | 'Obsession' | Hansen, Hans & Shady Oaks Nursery | (GENETIC BACKGROUND) 'Ginko Craig', 'Obsession', 'Sparkling Burgundy' ++(SIMILAR.HOSTAS) 'Red Hot Flash' |
3
| 'Raindance' | 'Aoki' | Walters Gardens | (GENETIC BACKGROUND) 'Aoki', 'Fortunei' ++(SIMILAR.NAME) 'Rain Dancer' |
4
| 'Rainforest Sunrise' | 'Maui Buttercups' | Anderson, Jim | (GENETIC BACKGROUND) 'August Moon', 'Elegans', 'Frances Williams', 'Maui Buttercups', 'Sieboldiana' ++(SIMILAR.HOSTAS) GOLDMINE not 'Goldmine' |
5
| 'Raspberries and Cream' | 'Raspberry Sorbet' | Zilis, Mark | (GENETIC BACKGROUND)'Raspberry Sorbet', 'Rock Master', Hosta rupifraga, 'Shining Tot', Hosta venusta |
6
| 'Raspberry Meringue' | 'Raspberry Sorbet' | Zilis, Mark | (GENETIC BACKGROUND)'Raspberry Sorbet', 'Rock Master', Hosta rupifraga, 'Shining Tot', Hosta venusta ++(SIMILAR.NAME) 'Meringue' |
7
| 'Raspberry Sorbet Supreme' | 'Raspberry Sorbet' | Schwarz, Jim | (GENETIC BACKGROUND)'Raspberry Sorbet', 'Rock Master', Hosta rupifraga, 'Shining Tot', Hosta venusta ++(SIMILAR.HOSTAS) 'Raspberry Truffle' |
8
| 'Raspberry Truffle' | 'Raspberry Sorbet' | Zilis, Mark | (GENETIC BACKGROUND)'Raspberry Sorbet', 'Rock Master', Hosta rupifraga, 'Shining Tot', Hosta venusta ++(SIMILAR.HOSTAS) 'Raspberry Sorbet Supreme' |
9
| 'Regal Chameleon' | 'Krossa Regal' | Falstad, C.H. | (GENETIC BACKGROUND) 'Krossa Regal', Hosta nigrescens, Hosta rectifolia, 'Tokudama' ++(SIMILAR.HOSTAS) 'Regalia' |
10
| 'Richland Reward' | 'Richland Gold' | Schulz, Ed | (GENETIC BACKGROUND) 'Flamboyant', 'Fortunei', 'Fortunei Hyacinthina', 'Gold Standard', 'Richland Gold' |
11
| 'Richmond Blue' | 'Great Expectations' | Zumbar, Wm & Walek, Kevin | (GENETIC BACKGROUND) 'Elegans', 'Great Expectations', 'Sieboldiana' ++(SIMILAR.HOSTAS) 'Great Expectations Blue', 'Helen Doriot' |
12
| 'Ripple Effect' | 'June' | Walters Gardens & Bergeron, Amy | (GENETIC BACKGROUND) 'Elegans', 'Halcyon', 'June', Hosta longipes, Hosta longipes lancea, 'Sieboldiana', 'Tardiflora' ++(SIMILAR.NAME) 'Ripple' |
13
| 'Rising Tide' | 'Helen Doriot' seedling | Walters Gardens | (GENETIC BACKGROUND) 'Elegans', 'Frances Williams', 'Helen Doriot', 'Sieboldiana' ++(TYPE) 'Sieboldiana' ++(SIMILAR.HOSTAS) 'Northern Halo' |
14
| 'Roller Coaster Ride' | 'Ray of Hope' | Zilis, Mark | (GENETIC BACKGROUND) Hosta laevigata, 'Ray of Hope' |
15
| 'Route 66' | 'Three Sisters' | Zilis, Mark | (GENETIC BACKGROUND) 'Green Wedge' (Shaw), Hosta nigrescens, 'Three Sisters' |
16
| 'Royal Gold' | 'Royal Standard' | Wayside Gardens | (GENETIC BACKGROUND) Hosta plantaginea, 'Royal Standard', 'Sieboldiana' ++(SIMILAR.HOSTAS) 'Prairieland Memories' |
17
| 'Royal Mouse Ears' | 'Blue Mouse Ears' | Deckert, Emile & Deckert, Jane | (GENETIC BACKGROUND) 'Aden No. 359', 'Blue Cadet', 'Blue Mouse Ears', Hosta nakaiana (Possibly), 'Tokudama' ++(SIMILAR.HOSTAS) 'Blue Mouse Ears Supreme' |
18
| 'Royal Splash' | 'Royal Standard' | Grullemans, John J. & Wayside Gardens | (GENETIC BACKGROUND) Hosta plantaginea, 'Royal Standard', 'Sieboldiana' |
19
| 'Royal Standard' - Mediovariegated | 'Royal Standard' | Unknown | (GENETIC BACKGROUND) Hosta plantaginea, 'Royal Standard', 'Sieboldiana' |
20
| 'Royal Standard' - Yellow Form | 'Royal Standard' | Unknown | (GENETIC BACKGROUND) Hosta plantaginea, 'Royal Standard', 'Sieboldiana' |
21
| 'Royal Standard Special' | 'Royal Standard' | Grullemans, John J. & Wayside Gardens | (GENETIC BACKGROUND) Hosta plantaginea, 'Royal Standard', 'Sieboldiana' ++(SIMILAR.HOSTAS) 'Royal Diadem', 'Royal Rim' |
22
| 'Royal Tiara' | 'Golden Tiara' | Zilis, Mark | (GENETIC BACKGROUND) 'Golden Tiara', Hosta nakaiana ++(SIMILAR.HOSTAS) 'Apple Court', 'Little Caesar' |
23
| 'Royal Wedding' | 'Diana Remembered' | Bergeron, Amy & Walters Gardens | (GENETIC BACKGROUND) 'Beatrice', 'Christmas Tree', 'Diana Remembered', 'Elegans', 'Frances Williams', 'Kevin Vaughn', Hosta plantaginea, 'Seventh Heaven', 'Sieboldiana', Hosta sieboldii |
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