title: Picking up the Ball at the K/Pg Boundary: The Distribution of Ancient Polyploidies in the Plant Phylogenetic Tree as a Spandrel of Asexuality with Occasional Sex.
authors.affiliation: University of CaliforniaBerkeley, California 94720 freeling@berkeley.edu.
authors.forename: Michael
authors.initials: M
authors.lastname: Freeling
mesh_terms: D006801:Humans; D010802:Phylogeny; D010944:Plants; D011123:Polyploidy; D012100:Reproduction, Asexual