genus Welwitschia

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Noun1.genus Welwitschia - type and sole genus of Welwitschiaceae
gymnosperm genus - a genus of gymnosperms
family Welwitschiaceae, Welwitschiaceae - in some classifications included in the Gnetaceae
welwitschia, Welwitschia mirabilis - curious plant of arid regions of southwestern Africa having a yard-high and yard-wide trunk like a turnip with a deep taproot and two large persistent woody straplike leaves growing from the base; living relic of a flora long disappeared; some may be 700-5000 years old