| welwitschia | (n) 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, Syn. Welwitschia mirabilis |
| welwitschiaceae | (n) in some classifications included in the Gnetaceae, Syn. family Welwitschiaceae |
| Welwitschia | ‖n. [ NL. So named after the discoverer, Dr. |