Castillo-Cardenas, Maria, Sanjur, Oris I., and Toro-Perea, Nelson. 2016. "Differences in sculpture and size of pollen grains: new morphological evidence of diversification in
Pelliciera rhizophorae, an ancient Neotropical mangrove species."
Palynology, 40, (3) 302–307.
https://doi.org/10.1080/01916122.2015.1045050.