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