welwitschia: 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
gymnosperm: plants of the class Gymnospermae having seeds not enclosed in an ovary
drive: (computer science) a device that writes data onto or reads data from a storage medium