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Cloudforest Magnolia

Magnolia macrophylla var. dealbata (Zucc.) D. L. Johnson

Magnolia dealbata

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Magnolia dealbata is a species of flowering plant in the family Magnoliaceae, native to Mexico. It is known commonly as the cloudforest magnolia[3] and eloxochitl.[4] It is sometimes considered to be a subspecies of Magnolia macrophylla, which is otherwise native to the southeastern United States.[1]

Description

Magnolia dealbata is a deciduous tree, growing to average heights of 25 meters tall.[5] Larger individuals can reach 40 to 50 meters in height.[6] The flowers are large and white up to 20 cm long. Leaves are broad, reaching 50 cm in length.[5]

Distribution and habitat

This species is endemic to cloud forests in the Sierra Madre de Oaxaca of northern Oaxaca in eastern Mexico, where it ranges from 600 and 1,900 meters elevation. More than ten subpopulations have been observed, and the species' estimated extent of occurrence is 2,750 to 3,000 km2. The largest population includes over a thousand trees.[1]

It grows in humid montane cloud forests, alongside Magnolia oaxacensis, Pinus chiapensis, Quercus laurina, Liquidambar styraciflua, and Clethra sp.[4][1]

Populations identified as M. dealbata in the Sierra Madre Oriental of Querétaro, Veracruz, Hidalgo, Nuevo Leon, Tamaulipas and San Luis Potosí correspond to more recently-described species including Magnolia nuevoleonensis, Magnolia rzedowskiana, and Magnolia vovidesii.[1]

The species was once thought to be extinct until being rediscovered in 1977.[7]

Etymology

The name eloxochitl was given to the tree by the Aztecs. It is derived from the Nahuatl word elotl meaning "green ear of corn", and xochitl meaning "flower".[4]

Uses

Magnolia dealbata is cultivated as an ornamental plant, used as a flowering tree in gardens.

It is also used for timber, and as a traditional medicinal plant for heart conditions, asthma, and stomach pain.[1][8] The flowers are used as decorations for spiritual and cultural events as well.[1]

References

  1. ^ a b c d e f g Rivers, M.C. (2016). "Magnolia dealbata". IUCN Red List of Threatened Species. 2016: e.T88558975A2796189. doi:10.2305/IUCN.UK.2016-1.RLTS.T88558975A2796189.en. Retrieved 24 January 2023.
  2. ^ "Magnolia dealbata Zucc". Plants of the World Online. Royal Botanic Gardens, Kew. 2022. Retrieved 26 October 2022.
  3. ^ USDA, NRCS (n.d.). "Magnolia dealbata". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 28 June 2015.
  4. ^ a b c Pattison, Graham (18 October 2022). "Magnolia Dealbata" (PDF). Magnolia Society.
  5. ^ a b Corral-Aguirre, Juan; Sánchez-Velásquez, Lázaro Rafae (12 April 2006). "Seed ecology and germination treatments in Magnolia dealbata: An endangered species". Flora - Morphology, Distribution, Functional Ecology of Plants. 201 (3): 227–232. doi:10.1016/j.flora.2005.07.004 – via ScienceDirect.
  6. ^ Grímsson, Friđgeir; Meller, Barbara; Bouchal, Johannes M.; Zetter, Reinhard (2015-04-03). "Combined LM and SEM study of the middle Miocene (Sarmatian) palynoflora from the Lavanttal Basin, Austria: part III. Magnoliophyta 1 – Magnoliales to Fabales". Grana. 54 (2): 85–128. doi:10.1080/00173134.2015.1007081. ISSN 0017-3134. S2CID 216591875.
  7. ^ Vovides, A. P., & Iglesias, C. G. (1996). Seed germination of Magnolia dealbata Zucc.(Magnoliaceae), an endangered species from Mexico. HortScience, 31(5), 877-877.
  8. ^ Mata-Rosas, M., Jiménez-Rodríguez, Á., & Chávez-Avila, V. M. (2006). Somatic embryogenesis and organogenesis in Magnolia dealbata Zucc.(Magnoliaceae), an endangered, endemic Mexican species. HortScience, 41(5), 1325-1329.
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Magnolia dealbata: Brief Summary

provided by wikipedia EN

Magnolia dealbata is a species of flowering plant in the family Magnoliaceae, native to Mexico. It is known commonly as the cloudforest magnolia and eloxochitl. It is sometimes considered to be a subspecies of Magnolia macrophylla, which is otherwise native to the southeastern United States.

license
cc-by-sa-3.0
copyright
Wikipedia authors and editors
original
visit source
partner site
wikipedia EN