desert plants, chromolithograph, published in 1897 - welwitschia stock illustrationsDesert plants, chromolithograph, published in 1897
kalahari desert with tree tumbo (welwitschia), wood engraving, published 1897 - welwitschia stock illustrationsKalahari Desert with tree tumbo (Welwitschia), wood engraving, published 1897
welwitschia, or tree tumbo (welwitschia mirabilis) and acanthosicyos horridus (or acanthosicyos horrida); - welwitschia stock illustrationsWelwitschia, or tree tumbo (Welwitschia mirabilis) and Acanthosicyos horridus (or Acanthosicyos horrida);
