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Encyclopedia > Gnetales
Gnetum
Scientific classification
Kingdom: Plantae
Division: Gnetophyta
Class: Gnetopsida
Order: Gnetales
Family: Gnetaceae
Genus: Gnetum
Species
see text


Gnetum is a genus of about 30-35 species of gymnosperms. They are tropical evergreen trees, shrubs and lianas.


Species

  • Gnetum subsect. Gnetum - 2 species of trees; southeast Asia
    • G. gnemon
  • Gnetum subsect. Micrognemones - 2 species of lianas; tropical west Africa
    • G. africanum
    • G. buchholzianum
  • Gnetum subsect. Araeognemones - 9 species of lianas; tropical South America and Central America - Ituá
    • G. amazonicum
    • G. camporum
    • G. leyboldii
    • G. nodiflorum
    • G. paniculatum
    • G. schwackeanum
    • G. urens
    • G. venosum
  • Gnetum subsect. Cylindrostachys - c.20 species of lianas; southern Asia
    • G. arboreum
    • G. catasphaericum
    • G. contractum
    • G. costatum
    • G. cuspidatum
    • G. diminutum
    • G. giganteum
    • G. gnemonoides
    • G. gracilipes
    • G. hainanense
    • G. klossii
    • G. latifolium
    • G. leptostachyum
    • G. loerzingii
    • G. luofuense
    • G. macrostachyum
    • G. microcarpum
    • G. montanum
    • G. neglectum
    • G. oxycarpum
    • G. parvifolium
    • G. pendulum
    • G. ridleyi
    • G. tenuifolium
    • G. ula

Uses

Many Gnetum species are edible, with the seeds being roasted, and the foliage used as a leaf vegetable. Some are also valued in herbal medicine.


External links

  • Gymnosperm Database - Gnetum (http://www.botanik.uni-bonn.de/conifers/gn/gn/index.htm)
  • Sorting Gnetum names (http://www.plantnames.unimelb.edu.au/Sorting/Gnetum.html)
  • Uses of Gnetum in Africa (FAO) (http://www.fao.org/docrep/X2161E/x2161e06.htm)


 

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