Viewing post #514882 by admmad

You are viewing a single post made by admmad in the thread called Daylilies in Florida.
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Nov 19, 2013 12:56 PM CST
Name: Maurice
Grey Highlands, Ontario (Zone 5a)
Thank you, Arlene.

Stout found that evergreen was dominant to dormant in diploids meaning that when a dormant (from a long line of dormants with no evergreens) is crossed with an evergreen (from a long line of evergreens with no dormants) the seedlings will be evergreen (although they will carry the ability to produce dormant as well as evergreen seedlings when they are used in crosses). Making assumptions and simplifications, in diploids an evergreen could be EE or Ee but a dormant could only be ee. In tetraploids the equivalent would be EEEE, EEEe, EEee, and Eeee that might all be evergreen and dormants would be eeee. I'm not going to try to guess what semi-evergreens might be. And it is quite likely that the situation is not at all as simple as one gene with two alternatives (more likely several genes, etc). But even with the simplest scenario there could be evergreens that respond differently depending on how much dormancy they have present and not completely inactive.
Maurice

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