Lohe, AllanPerotti, Enrico2015-12-100032-0935http://hdl.handle.net/1885/53231Arabidopsis thaliana and Boechera belong to different tribes of the Brassicaceae and last shared a common ancestor 13-35 million years ago. A. thaliana reproduces sexually but some Boechera accessions reproduce by apomixis (asexual reproduction by seed).Keywords: Arabidopsis; Arabidopsis thaliana; Boechera; Brassicaceae Allopolyploid; Apomixis; Hybrid sterility; Hybridisation barriers201210.1007/s00425-012-1612-32016-02-24