Reich, D., Mráz, P., Šída, O. and Gutermann, W. 2023.

A long history in a short note—identity and typification of the name Hippion obtusifolium F.W. Schmidt, and synonymy of the species Gentianella obtusifolia (Gentianaceae)

. Phytotaxa. 598, 2 (May 2023), 157–166. DOI:https://doi.org/10.11646/phytotaxa.598.2.5.