PeerJ Author 100 Points Contributions by role Author 100 Contributions by subject area Biodiversity Ecology Evolutionary Studies Plant Science Takashi Sugawara PeerJ Author Summary Biodiversity Ecology Evolutionary Studies Plant Science PeerJ Contributions Articles 1 November 10, 2021 Polygamous breeding system identified in the distylous genus Psychotria: P. manillensis in the Ryukyu archipelago, Japan Kenta Watanabe, Akira Shimizu, Takashi Sugawara https://doi.org/10.7717/peerj.12318 PubMed 34824905