In the Daylilies Database, the dipliod parent plants that were converted to tetraploids, are not showing their child plants.
The daylily Devil's Footprint
Daylily (Hemerocallis 'Devil's Footprint') had three Tet child plants: Abalone Butterfly (Stamile, 2008) , Jamaican Love (Trimmer, 2004), Rings of Wonder (Stamile, 2008).
Daylily (Hemerocallis 'Abalone Butterfly')
Daylily (Hemerocallis 'Jamaican Love')
Daylily (Hemerocallis 'Rings of Wonder')
All of these show that they had the daylily Devil's Footprint as their parent, but the Devil's Footprint does not show that it had any child plants