AUTHOR=Romani Facundo TITLE=Origin of TAA Genes in Charophytes: New Insights into the Controversy over the Origin of Auxin Biosynthesis JOURNAL=Frontiers in Plant Science VOLUME=8 YEAR=2017 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2017.01616 DOI=10.3389/fpls.2017.01616 ISSN=1664-462X