Top : Science : Biology : Flora and Fauna : Plantae :
Gnetophyta
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| Ephedraceae Gnetum Welwitschia |
Websites
Slide show introduction to the group.
site exerpt
Gnetophyta: An Enigmatic Group of Seed Plants Gnetophyta: An Enigmatic Group of Seed Plants 3/4/98 Click here to start Table of Contents Gnetophyta: An Enigmatic Group of Seed Plants A Class of Only Three Orders and as Many Genera Ephedra Gnetum Welwitschia mirabilis Peculiarities of Welwitschia Characteristics of Gnetophytes Ephedra Megagametophyte...A few images of each family.
http://www.science.siu.edu/landplants/Gnetophyta/gnetophyta.html
Characteristics of the group, with representative images.
site exerpt
Psilophuyta Return to phylum directory Living Genera: Ephedra Gnetum Welwitschia Phylum including three extant families and four genera. This lineage dates back only to the early Cretaceous in the fossil record and is widely considered to be the closest extant relative...