| Thumb of Child | Child Cultivar | Cultivar's Parentage |
|---|---|---|
| Tulip (Tulipa 'All Bright') | Sport of: Bartigon | |
| Tulip (Tulipa 'Cordell Hull') | Sport of: Bartigon | |
| Single Late Tulip (Tulipa 'Pink Attraction') | Sport of: Bartigon | |
| Single Late Tulip (Tulipa 'Prunus') | Sport of: Bartigon | |
| Single Late Tulip (Tulipa 'Tindal') | Sport of: Bartigon |
