Rzedowski, J. and Grether, R. 2018.

Two new species of the genus Indigofera (Papilionoideae, Leguminosae) from central Mexico

. Phytotaxa. 372, 4 (Oct. 2018), 256–262. DOI:https://doi.org/10.11646/phytotaxa.372.4.2.