» Conservation of Welwitschia mirabilis    Brief description of the plant and challenges of cultivation, with an old botanical plate illustrating the plant's morphology.    http://www.smith.edu/garden/Academics/acadwelwit.html

» Welwitschia mirabilis    Description of this dioecious perennial plant of southwest Africa, often described as "unlike any known plant on earth."    http://www.conifers.org/we/