Krings & Saville 2012 - Krings A, Saville AC (2007) Two New Species and Three Lectotypifications in the Ibatia-Matelea Complex (Apocynaceae: Asclepiadoideae) from Northern South America. Systematic Botany 32: 862-871. doi: 10.1600/036364407783390809.
There is no corrections for Matelea pacifica yet.