Genotyping-by-sequencing of Chrysanthemum x morifolium
To reveal the genetic structure and domestication history of chrysanthemum, a set of 346 chrysanthemum entries composed by five major cultivated types including 52 spray cut types, 160 disbud cut types, 60 potted and ground-cover types, 59 traditional types, and 15 wild relatives, were previously selected to conduct genotyping-by-sequencing.