Figure 13 from: De Block P, Rakotonasolo F, Ntore S, Razafimandimbison SG, Janssens S (2018) Four new endemic genera of Rubiaceae (Pavetteae) from Madagascar represent multiple radiations into drylands. PhytoKeys 99: 1-66. https://doi.org/10.3897/phytokeys.99.23713

Figure 13 Pollen of Pseudocoptosperma and Tulearia. A–C, J Pseudocoptosperma menabense D–F, K Tulearia capsaintemariensis G–I, L, M T. splendida. A, D, G polar view B, E, H equatorial view C, F, I mesocolpium J–L ectoaperture M pollen grain wall. A–C, J Capuron 20569-SF; D–F, K Groeninckx et al. 309 G–I, L, M Capuron 20777-SF.