Watanabe-Toma, K., Ohi-Toma, T. and Murata, J. 2011. Typification of Angiospermae described from the Bonin Islands 1: Metachlamydeae. Phytotaxa. 33, 1 (Nov. 2011), 51–58. DOI:https://doi.org/10.11646/phytotaxa.33.1.4.