Article
Polygamy or subdioecy? The impact of diallelic self-incompatibility on the sexual system in Fraxinus excelsior (Oleaceae).
Proceedings. Biological sciences - 28 Feb 2018
Saumitou-Laprade Pierre, Vernet Philippe, Dowkiw Arnaud, Bertrand Sylvain, Billiard Sylvain, Albert Béatrice, Gouyon Pierre-Henri, Dufay Mathilde
Abstract excerpt
How flowering plants have recurrently evolved from hermaphroditism to separate sexes (dioecy) is a central question in evolutionary biology. Here, we investigate whether diallelic self-incompatibility (DSI) is associated with sexual specialization in the polygamous common ash (Fraxinus excelsior), which would ultimately facilitate the evolution towards dioecy. Using interspecific crosses, we provide evidence of...
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