Reference

Cordula Blöch, Hanna Weiss-Schneeweiss, Tod F. Stuessy, Carolin Anna Rebernig, José Luis Villasenor, Renate Obermayer (2008): Phylogeography and polyploidy in the white-rayed complex of the genus Melampodium (Asteraceae) – Sauteria-Schriftenreihe f. systematische Botanik, Floristik u. Geobotanik – 16: 251 - 252.