The cross 15-HG-1 is 2n=20.This hybrid looks like / similar to: 10-AI...but although the 2015 and 2010 seed
areas are beside each other there's no way 10-AI would have gotten into
the area.
(Click photos to enlarge them) Original15-HG-1 [2009?] ?? Cross 14-HG is 2n=20