SEM photograph of Polyceratocarpus askhambryan-iringae dried seed cross-section, showing spiniform ruminations.

 
 
  Part of: Marshall AR, Couvreur TLP, Summers AL, Deere NJ, Luke WRQ, Ndangalasi HJ, Sparrow S, Johnson DM (2016) A new species in the tree genus Polyceratocarpus (Annonaceae) from the Udzungwa Mountains of Tanzania. PhytoKeys 63: 63-76. https://doi.org/10.3897/phytokeys.63.6262