AUTHOR=Tao Dayun , McNally Kenneth L. , Koide Yohei , Matsubara Kazuki TITLE=Editorial: Reproductive Barriers and Gene Introgression in Rice Species JOURNAL=Frontiers in Plant Science VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2021.699761 DOI=10.3389/fpls.2021.699761 ISSN=1664-462X