Quang, B. H., Khang, N. S., Binh, T. D., Ngoc Diep, T. T., & Kim Lien, H. T. (2025). Nomenclatural notes and typification of <em>Ophiorrhiza tonkinensis</em> Pit. (Rubiaceae), an endemic species from Northern Vietnam. <i>Academia Journal of Biology</i>, <i>47</i>(2), 101–106. https://doi.org/10.15625/2615-9023/20512