Assuming that 2n = 77 is correct, it's called aneuploidy and it seems to be well documented in both Hippeastrum and Zephyranthes. A general review of ploidy aberrations can be found here: http://www.ncbi.nlm.nih.gov/books/NBK21229/ Nathan At 09:49 PM 1/12/2015, you wrote: > > 2n = 77 > >? New math ? > >Leo Martin >Zone ? >Phoenix Arizona USA