[1]
Liu, W.-J., Gao, Q., Nguyen, K.S., Nguyen, D.V. and Wu, L. 2020.

Taxonomic studies on Ophiorrhiza in Vietnam I: Ophiorrhiza hiepii and O. hainanensis, a new species and new record from northern Vietnam

. Phytotaxa. 429, 1 (Jan. 2020), 65–72. DOI:https://doi.org/10.11646/phytotaxa.429.1.5.