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Topic: Gnetae


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In the News (Mon 9 Nov 09)

  
  Reference.com/Encyclopedia/Spermatophyte
gnetae, woody plants in the genera Gnetum, Welwitschia, and Ephedra, and
Seed-bearing plants were traditionally divided into angiosperms, or flowering plants, and gymnosperms, which includes the gnetae, cycads, ginkgo, and conifers.
Angiosperms are now thought to have evolved from a gymnosperm ancestor, which would make gymnosperms a paraphyletic group if it includes extinct taxa.
www.reference.com /browse/wiki/Seed_plant   (489 words)

  
 Amazon.com: Gnetae: Software
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  GNETAE Articles The plant division Gnetophyta or gn
GNETAE Articles The plant division Gnetophyta or gn
These grow continuously from the base, and are usually tattered at the ends by flapping in the winds.
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www.amazines.com /Gnetae_related.html   (490 words)

  
  Gnetae
The Gnetae are plants in the order Gnetophyta.
They are a probably paraphyletic group of gymnosperms[?] that are different from other gymnosperms in having vessels as the flowering plants do.
The Ephedrales are known as the joint firs because they have long slender branches which bear tiny scale-like leaves at their nodes.
www.ebroadcast.com.au /lookup/encyclopedia/gn/Gnetae.html   (155 words)

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