Acer caesium

Himalayan maple
Conservation status
	; Least Concern (IUCN 3.1)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Sapindales
Family:	Sapindaceae
Genus:	Acer
Section:	Acer sect. Acer
Series:	Acer ser. Acer
Species:	A. caesium
Binomial name
	Acer caesium; Wall. ex Brandis 1874
Synonyms[2]
	Acer luteolum Borbás; Acer molle Pax 1889 not Opiz 1824; Acer giraldii Pax;

Acer caesium, the Himalayan maple,[3] is an Asian species of maple found in India, Pakistan, Nepal, and China (Gansu, Henan, Hubei, Ningxia, Shaanxi, Sichuan, Tibet, Yunnan).[4]

Acer caesium is a tree up to 25 m (82.0 ft) tall, with gray bark. Leaves are non-compound, with 5 shallow lobes, the blade up to 10 cm (3.9 in) long, with teeth along the edges.[4][5]

Acer caesium subspecies giraldii grows to approximately 10 m (32.8 ft) tall, and is found in north-western China. The flowers are a bluish white and born on young shoots in the spring.[6] The subspecies epithet is a patronym honoring Italian missionary Giraldi.[6]

References

Chen, Y.; Gibbs, D. & Oldfield, S. (2018). "Acer caesium". IUCN Red List of Threatened Species. 2018: e.T62937A3116837. Retrieved 23 January 2023.
"Acer caesium Wall. ex Brandis". World Checklist of Selected Plant Families. Royal Botanic Gardens, Kew – via The Plant List.
Sofi, P. A.; Bhat, S. A.; Masoodi, T. H.; Islam, M. A.; Bhat, G. M.; Malik, A. R. (2016). "Propagation of Himalayan maple (Acer caesium Wall.) through seed and softwood cuttings". Journal of Applied and Natural Science. 8 (3): 1235–1240. doi:10.31018/jans.v8i3.947.
Xu, Tingzhi; Chen, Yousheng; de Jong, Piet C.; Oterdoom, Herman John; Chang, Chin-Sung. "Acer caesium". Flora of China. Vol. 11 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Abdulla, Priscilla. "Acer caesium Wall. ex Brandis". Flora of Pakistan. Missouri Botanical Garden – via Tropicos.org.
Moore, D.; White, J. (2005) [1st pub. 2002]. "Maples". The Illustrated Encyclopedia of Trees (2nd ed.). Portland, Oregon: Timber press. p. 627. ISBN 0-88192-751-1.

External links

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[IUCN-1] Chen, Y.; Gibbs, D. & Oldfield, S. (2018). "Acer caesium". IUCN Red List of Threatened Species. 2018: e.T62937A3116837. Retrieved 23 January 2023.

[2] "Acer caesium Wall. ex Brandis". World Checklist of Selected Plant Families. Royal Botanic Gardens, Kew – via The Plant List.

[3] Sofi, P. A.; Bhat, S. A.; Masoodi, T. H.; Islam, M. A.; Bhat, G. M.; Malik, A. R. (2016). "Propagation of Himalayan maple (Acer caesium Wall.) through seed and softwood cuttings". Journal of Applied and Natural Science. 8 (3): 1235–1240. doi:10.31018/jans.v8i3.947.

[e-4] Xu, Tingzhi; Chen, Yousheng; de Jong, Piet C.; Oterdoom, Herman John; Chang, Chin-Sung. "Acer caesium". Flora of China. Vol. 11 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

[5] Abdulla, Priscilla. "Acer caesium Wall. ex Brandis". Flora of Pakistan. Missouri Botanical Garden – via Tropicos.org.

[Trees2005-6] Moore, D.; White, J. (2005) [1st pub. 2002]. "Maples". The Illustrated Encyclopedia of Trees (2nd ed.). Portland, Oregon: Timber press. p. 627. ISBN 0-88192-751-1.