Li, J., Zhou, S.-D., Yang, M., Xie, D.-F. & He, X.-J. (2020)

Notholirion campanulatum is co-specific with N. bulbuliferum (Liliaceae) based on morphology and molecular data

. Phytotaxa 471 (3): 234–246. https://doi.org/10.11646/phytotaxa.471.3.5