Fig. 14 in A taxonomic revision of Acanthaceae tribe Barlerieae in Angola and Namibia. Part 2

Fig. 14. Distribution of Barleria in Angola and Namibia. A Administrative regions of Angola and Namibia (see Table 4 for full names of Angolan Provinces and Namibian Regions); B georeferenced collections of Barleria seen by the authors (red circles); C taxon richness per half-degree-square for Barleria; squares with 6 or more taxa are highlighted, a = Huíla Plateau and Escarpment including Lubango Highlands, b = Angolan Kaokoveld Desert, c = Namibian Kaokoveld, d = Brandberg and western vicinity, e = Outjo-Otjiwarongo area, f = southeast Karas region.