Source: © Wardell-Johnson, Grant. 2000. Biodiversity and Conservation on Namibia into the 21st Century. Pages 17-45 in B. Fuller and I. Prommer, Population-Development-Environment in Namibia: Background Readings. Laxenburg, Austria: IIASA, IR-00-031.

After
Giess, W. 1998. A Preliminary Vegetation Map of South West Africa. Dinteria 4:5-112 (Note: only 14 of Giess's types are shown, as Riverine Woodland cannot be mapped in this scale.)
and
Jarvis, A. and A. Robertson. 1997. Endemic Birds of Namibia. Evaluating Their Status and Mapping Biodiversity Hotspots. Research Discussion Paper No 14. Windhoek: Directorate of Environmental Affairs, Ministry of Environment and Tourism.