Hoekstra, P. H., Chatrou, L. W., & Wieringa, J. J. (2014). A new species of <em>Monanthotaxis</em> from Gabon with a unique inflorescence type for Annonaceae. Phytotaxa, 186(2), 106–112. https://doi.org/10.11646/phytotaxa.186.2.5