Sequoiadendron

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Sequoiadendron
General Grant Tree in Kings Canyon National Park.jpg
The General Grant tree in Kings Canyon National Park
Scientific classification e
Kingdom: Plantae
Division: Pinophyta
Class: Pinopsida
Order: Pinales
Family: Cupressaceae
Subfamily: Sequoioideae
Genus: Sequoiadendron
J.Buchholz
Species
Sequoia Sequoiadendron range map.png
Natural range of Sequoia and Sequiodendron
green - Sequoia sempervirens
red - Sequoiadendron giganteum
Synonyms[1]
  • Steinhauera C.Presl
  • Wellingtonia Lindl. 1853, illegitimate homonym, not Meisn. 1840 (Sabiaceae)
  • Americus Hanford, rejected name
  • Washingtonia Winslow 1854, rejected name, not H. Wendl. 1879 (Arecaceae) not Raf. ex J.M. Coult. & Rose 1900 (Apiaceae)

Sequoiadendron is a genus of evergreen trees, with two species, only one of which survives to the present:[1]

Fossil record

Sequoiadendron fossil pollen has been recovered from strata of early Pliocene until Günz glaciation of the Pleistocene in Western Georgia in the Caucasus region.[4]

References

  1. ^ a b Kew World Checklist of Selected Plant Families
  2. ^ Biota of North America 2013 county distribution map
  3. ^ Daniel L. Axelrod, 1959. Late Cenozoic evolution of the Sierran Bigtree forest. Evolution 13(1): 9–23.
  4. ^ The History of the Flora and Vegetation of Georgia by Irina Shatilova, Nino Mchedlishvili, Luara Rukhadze, Eliso Kvavadze, Georgian National Museum Institute of Paleobiology, Tbilisi 2011, ISBN 978-9941-9105-3-1

External links

  • Media related to Sequoiadendron at Wikimedia Commons
  • Data related to Sequoiadendron at Wikispecies
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