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Nature Plants has now completed a full year of publication as a journal aimed at all the plant sciences. What better time to assess the extent to which this goal has been met?
Angiosperm evolution involves a major transition from spiral to whorled arrangements of floral organs. Examination of the genetic programs specifying floral organ identity in Nigella damascene, a species of Ranunculaceae with spiral flowers, illuminates the molecular basis of how spiral flowers can have flexible numbers of floral organs.