Keteleeria davidiana

Keteleeria davidiana
	Keteleeria davidiana , young plant
Systematics
Class :	Coniferopsida
Order :	Conifers (Coniferales)
Family :	Pine family (Pinaceae)
Subfamily :	Abietoideae
Genre :	Keteleeria
Type :	Keteleeria davidiana
Scientific name
	Keteleeria davidiana
	( A.Bertrand ) Beissn.

Keteleeria davidiana is a plant species in the genus Keteleeria fromthe pine family (Pinaceae).

distribution

This tree species is native to central to southeastern China in the provinces of Gansu , Guangxi , Guizhou , Hubei , Hunan , Shaanxi , Sichuan and Yunnan ; the species is also native to Taiwan .

description

Keteleeria davidiana var. Formosana with cones

Keteleeria davidiana is an evergreen tree that can reach heights of 40 to 50 meters. It forms an irregular crown with strong branches. The female cones are light brown and cylindrical in shape; they stand upright on the branch. The cones are 8 to 20 cm long and 4 to 5 cm wide.

Systematics

A distinction is made between the following two varieties:

Keteleeria davidiana var. Davidiana (Syn .: Keteleeria davidiana var. Calcarea (WCCheng & LKFu) Silba ): It occurs in central and southern China.
Keteleeria davidiana var. Formosana (Hayata) Hayata : Endemic to Taiwan .

swell

Christopher J. Earle: Keteleeria davidiana. In: The Gymnosperm Database. May 20, 2011, accessed October 27, 2011 .
Liguo Fu, Nan Li, Thomas S. Elias, Robert R. Mill: Keteleeria davidiana . In: Wu Zheng-yi, Peter H. Raven (Ed.): Flora of China . Volume 4: Cycadaceae through Fagaceae . Science Press / Missouri Botanical Garden Press, Beijing / St. Louis 1999, ISBN 0-915279-70-3 , pp. 43 (English).

Individual evidence

↑ ^a ^b ^c Rafaël Govaerts (ed.): Keteleeria. In: World Checklist of Selected Plant Families (WCSP) - The Board of Trustees of the Royal Botanic Gardens, Kew . Retrieved April 10, 2019.

Web links

Commons : Keteleeria davidiana - Collection of images, videos and audio files

Keteleeria davidiana in the endangered Red List species the IUCN 2006. Posted by: Conifer Specialist Group, 1998. Retrieved on 12 May, 2006.

[WCSP-1] Rafaël Govaerts (ed.): Keteleeria. In: World Checklist of Selected Plant Families (WCSP) - The Board of Trustees of the Royal Botanic Gardens, Kew . Retrieved April 10, 2019.