Regions of Floristic Endemism in Southern Africa: A Review with Emphasis on Succulents

<p>The floristic diversity in southern Africa is not only one of the region's greatest natural assets, but also one of the botanical wonders of the world. Here, South of the Cunene-Zambezi rivers, more than 10% of all vascular plants (over 30,000 species), including more than 46% of all succulents, are found on about 2.5% of the world's land surface area. Moreover, at least 60% of these species are strictly confined (endemic) to the region.</p>