Husain, D., Katiyar, P., Agnihotri, P. and Husain, T. 2016.

Lectotypification of the Names of Two species of Omphalogramma (Primulaceae)

. Phytotaxa. 280, 3 (Oct. 2016), 297–300. DOI:https://doi.org/10.11646/phytotaxa.280.3.9.