| No. | Cultivar Name | Type of Origin | Mother/Pod Parent | x Pollen Parent | Source | Background Information |
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1
| 'Twice as Mice' | Hybrid | Complex Cross | Complex Cross | Avent, Tony | (GENETIC BACKGROUND) 'Aden No. 270', 'Aden No. 275', 'Aden No. 314', 'Aden No. 359', 'Aden No. 802', 'Blue Cadet', 'Blue Hawaii', 'Blue Mouse Ears', 'Fortunei', 'Fortunei Robusta', 'Gemstone', 'Invincible', Hosta kikutii, 'Neat Splash', Hosta plantaginea, 'Sieboldiana', Hosta sieboldii, 'Swoosh', 'Tokudama', 'Yellow Splash', |
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