Welwitschiales


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Welwitschiales

[wel‚wich·ē′ā·lēz]
(botany)
An order of gymnosperms in the subdivision Geneticae represented by the single species Welwitschia mirabilis of southwestern Africa; distinguished by only two leaves and short, unbranched, cushion- or saucer-shaped woody main stem which tapers to a very long taproot.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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