Sequoiadendron giganteum

Taxonomy

Assessment Information

Geographic Range

Habitat and Ecology

Threats

Conservation Actions

Bibliography

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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.

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.

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.

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 23 May 2013.
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