Hexalobus crispiflorus A base of trunk, note deep furrows B base of leaf blade, upper view C base of leaf blade, lower view D flower, side view E flower, top view F flowering branch G fruit and leaves, note smooth monocarp surface A Couvreur 506, Ottotomo, Cameroon B, C Couvreur 1197, Maséa, Cameroon D–F Couvreur 666, Ottotomo, Cameroon G Couvreur 446, Ottotomo, Cameroon. Photos Thomas L.P. Couvreur.

 
 
  Part of: Couvreur TLP, Dagallier L-PMJ, Crozier F, Ghogue J-P, Hoekstra PH, Kamdem NG, Johnson DM, Murray NA, Sonké B (2022) Flora of Cameroon – Annonaceae Vol 45. PhytoKeys 207: 1-532. https://doi.org/10.3897/phytokeys.207.61432