No. | Cultivar Name | Type of Origin | Mother/Pod Parent | x Pollen Parent | Source | Background Information |
1
| 'Alba' | Hybrid | Hosta sieboldii | Unknown | Unknown | (GENETIC BACKGROUND) Hosta sieboldii ++(SIMILAR.HOSTAS) 'Lancifolia Shirobuchi', 'Mount Royal', 'Pastures New', 'Shirobana Koba', 'Snow Drop', 'Snow Flakes', 'Snowstorm', 'Tinker Bell', 'White Mule', 'White Trumpets', 'Zager Minor Alba' |
2
| 'Japonica White' | Duplicate | - | - | Duplicate Name | (CORRECT.NAME) 'Mount Royal' |
3
| 'Montreal White' | Duplicate | - | - | Duplicate Name | (CORRECT.NAME) 'Mount Royal' |
4
| 'Mount Royal' | Hybrid | Hosta rectifolia | Hosta ventricosa | Montreal Botanical Garden | (GENETIC BACKGROUND) Hosta rectifolia, Hosta sieboldii (Probably), Hosta ventricosa ++(SIMILAR.HOSTAS) Hosta sieboldii 'Alba' |
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