Figure 4 from: Vadthanarat S, Raspé O, Lumyong S (2018) Phylogenetic affinities of the sequestrate genus Rhodactina (Boletaceae), with a new species, R. rostratispora from Thailand. MycoKeys 29: 63-80. https://doi.org/10.3897/mycokeys.29.22572

Figure 4 Scanning electron micrographs of basidiospores A–B Rhodactina himalayensis (CMU25117) showing the basidiospores with 6–7 longitudinal ridges C–D Rhodactina incarnata (CMU25116, holotype) showing the basidiospores with 8–9 longitudinal ridges E–F Rhodactina rostratispora (O. Raspé 1055) showing the basidiospores with 8–9 longitudinal ridges, the wide and prominent hilar appendage (ha), a terminal hilum (th) and anastomosing ridges in some spores (as).