†Sequoiadendron tchucoticum Late Cretaceous; Enmyvaam River Basin, Russia[5]
Fossil record
Sequoiadendronfossilpollen and macrofossils may have been found as early as the Late Cretaceous[5] and throughout the Northern Hemisphere,[6] including locations in western Georgia in the Caucasus region.[7]
References
^ a b"Kew World Checklist of Selected Plant Families".
^"2013 county distribution map". Biota of North America.
^Axelrod, Daniel L. (1959). "Late Cenozoic evolution of the Sierran Bigtree forest". Evolution. 13 (1): 9–23. doi:10.1111/j.1558-5646.1959.tb02990.x. JSTOR 2405942.
^ a bA. B. Sokolova; M. G. Moiseeva (2016). "A New Species of the Genus Sequoiadendron Buchholz (Cupressaceae) from the Upper Cretaceous of the Enmyvaam River Basin, Central Chukotka". Paleontological Journal. 50 (1): 96–107. doi:10.1134/S003103011601010X. S2CID 129990538.
^Chaney, Ralph W (1950). "A Revision of Fossil Sequoia and Taxodium in Western North America Based on the Recent Discovery of Metasequoia". Transactions of the American Philosophical Society. 40 (3): 188. doi:10.2307/1005641. JSTOR 1005641.
^Shatilova, Irina; Mchedlishvili, Nino; Rukhadze, Luara; Kvavadze, Eliso (2011). The History of the Flora and Vegetation of Georgia. Tbilisi: Georgian National Museum Institute of Paleobiology. ISBN 978-9941-9105-3-1.