Nguyen, K. S., Tanaka, N., Averyanov, L. V., Maisak, T. V., Nguyen, P. H., & Tran, D. B. (2021).

Two new species, Ophiopogon dolichocaulis and O. trigonantherus (Asparagaceae), from northern Vietnam

. Phytotaxa, 523(4), 291–298. https://doi.org/10.11646/phytotaxa.523.4.3