Figure 2 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 2 Exallosperma and Helictosperma. A–C Exallosperma longiflora: A flowering branch B inflorescence C infructescence from herbarium specimen Gautier et al. 4257 D Helictosperma poissoniana, flowering branch E, F Helictosperma malacophylla: E inflorescence F detail of inflorescence. Photographs: P. De Block (A, D), S. Dessein (E, F), L. Nusbaumer (B, C, ©: Conservatoire et Jardin botaniques de la Ville de Genève).