Die Kalahari en sy Plante (PT van der Walt)

This is a guide to the magic of 56 key plant species found in the Southern Kalahari of South Africa, Namibia and Botswana. Intimate knowledge on their unique characteristics and use is presented to the layman.
Author: PT van der Walt

Orders: (Books are scarce)
(*) https://books.google.co.za/books/about/Die_Kalahari_en_sy_plante.html?id=TTQgAQAAIAAJ&redir_esc=y
(*) https://kakkerlak.co.za/product/die-kalahari-en-sy-plante-pieter-van-der-walt-en-elias-le-riche/
(*) https://www.loot.co.za/product/pieter-van-der-walt-die-kalahari-en-sy-plante/gdsv-225-g510