Kingdonia

Kingdonia
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Ranunculales
Family:	Circaeasteraceae
Genus:	Kingdonia; Balf.f. & W.W.Sm.
Species:	K. uniflora
Binomial name
	Kingdonia uniflora; Balf.f. & W.W.Sm.

Kingdonia uniflora is a species of perennial herb native to China. The plants have one leaf and a 100-millimetre (4-inch) flower stalk with a 8 mm (3⁄8 in) flower.[1]

Kingdonia uniflora

It grows at high elevations in West and North China.[1] Most of the plants are found in western Yunnan. It is an endangered species.

Classification

Kingdonia is sometimes classified as the only genus in the family Kingdoniaceae[2] or as a member of the family Circaeasteraceae along with Circaeaster agrestis, specifically in the APG III system of classification.[3][4] Other sources may classify Kingdonia in the buttercup family, Ranunculaceae.[1] In any case it is in the order Ranunculales.

References

"Kingdonia uniflora". Flora of China.
Archived 3 January 2007 at the Wayback Machine/angio/www/kingdoni.htm Kingdoniaceae in L. Watson and M.J. Dallwitz (1992 onwards). /angio/ The families of flowering plants Archived 3 January 2007 at the Wayback Machine : descriptions, illustrations, identification, information retrieval. Version: 3 May 2006. http://delta-intkey.com Archived 3 January 2007 at the Wayback Machine
Angiosperm Phylogeny Group (2009), "An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG III", Botanical Journal of the Linnean Society, 161 (2): 105–121, doi:10.1111/j.1095-8339.2009.00996.x
Nowicke, Joan W.; Skvarla, John J. (July 1982). "Pollen Morphology and the Relationships of Circaeaster, of Kingdonia, and of Sargentodoxa to the Ranunculales". American Journal of Botany. Botanical Society of America. 69 (6): 990–998. doi:10.2307/2442896. JSTOR 2442896.

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[china-1] "Kingdonia uniflora". Flora of China.

[2] Archived 3 January 2007 at the Wayback Machine/angio/www/kingdoni.htm Kingdoniaceae in L. Watson and M.J. Dallwitz (1992 onwards). /angio/ The families of flowering plants Archived 3 January 2007 at the Wayback Machine : descriptions, illustrations, identification, information retrieval. Version: 3 May 2006. http://delta-intkey.com Archived 3 January 2007 at the Wayback Machine

[apgiii-3] Angiosperm Phylogeny Group (2009), "An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG III", Botanical Journal of the Linnean Society, 161 (2): 105–121, doi:10.1111/j.1095-8339.2009.00996.x

[4] Nowicke, Joan W.; Skvarla, John J. (July 1982). "Pollen Morphology and the Relationships of Circaeaster, of Kingdonia, and of Sargentodoxa to the Ranunculales". American Journal of Botany. Botanical Society of America. 69 (6): 990–998. doi:10.2307/2442896. JSTOR 2442896.