Sequoiadendron giganteum

Status_ne_offStatus_dd_offStatus_lc_offStatus_nt_offStatus_vu_onStatus_en_offStatus_cr_offStatus_ew_offStatus_ex_off

Taxonomy [top]

Kingdom Phylum Class Order Family
PLANTAE TRACHEOPHYTA CONIFEROPSIDA CONIFERALES CUPRESSACEAE

Scientific Name: Sequoiadendron giganteum
Species Authority: (Lindl.) J.Buchholz
Common Name/s:
English Giant Sequoia
Taxonomic Notes: Was formerly included under the family Taxodiaceae. The Taxodiaceae is now merged with Cupressaceae (see Farjon 2001).

Assessment Information [top]

Red List Category & Criteria: Vulnerable A1cd ver 2.3
Year Published: 1998
Annotations:
Needs updating
Assessor/s: Conifer Specialist Group
Reviewer/s:
Contributor/s:
History:
1997 Vulnerable (Walter and Gillett 1998)

Geographic Range [top]

Countries:
Native:
United States (California)
Range Map:Click here to open the map viewer and explore range.

Habitat and Ecology [top]

Habitat and Ecology: An emergent of mixed montane forests.
Systems: Terrestrial

Threats [top]

Major Threat(s): There was large-scale logging of populations between 1856 and 1955. Fire prevention policy, causing a build-up of undergrowth, may have hampered regeneration in the past.

Conservation Actions [top]

Conservation Actions: 90% of the population is now protected. Schemes to improve management and to plant trees on cleared land are in place.

Bibliography [top]

Farjon, A. et al. 1998. Data collection forms for conifer species completed by the IUCN/SSC Conifer Specialist Group between 1996 and 1998.

Oldfield, S., Lusty, C. and MacKinven, A. (compilers). 1998. The World List of Threatened Trees. World Conservation Press, Cambridge, UK.

Tutin, T.G., Heywood, V.H., Burges, N.A., Valentine, D.H., Walters, S.M. and Webb, D.A. (eds) 1995. Flora Europaea Volumes 1-5. Electronic dataset supplied by R.J Pankhurst, Royal Botanic Garden Edinburgh.

Citation: Conifer Specialist Group 1998. Sequoiadendron giganteum. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 21 May 2013.
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