''Magnolia vazquezii'' is a species of flowering plant in the family

Magnoliaceae The Magnoliaceae () are a flowering plant family, the magnolia family, in the order Magnoliales. It consists of two genera: '' Magnolia'' and ''Liriodendron'' (tulip trees). Unlike most angiosperms, whose flower parts are in whorls (rings), ...

. It is

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

to the

Sierra Madre del Sur The Sierra Madre del Sur is a mountain range in southern Mexico, extending from southern Michoacán east through Guerrero, to the Isthmus of Tehuantepec in eastern Oaxaca. Geography The Sierra Madre del Sur joins with the Eje Volcánico Transv ...

Guerrero Guerrero, officially the Free and Sovereign State of Guerrero, is one of the 32 states that compose the administrative divisions of Mexico, 32 Federal Entities of Mexico. It is divided into Municipalities of Guerrero, 85 municipalities. The stat ...

state in southern

Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...

Description

''Magnolia vazquezii'' is a tree that grows between 14 and 18 meters tall at maturity. It flowers and fruits from March to May, and has been found with fruit as late as November. ''Magnolia vazquezii'' is distinct from other ''Magnolia'' species in having clustered flowers rather than solitary ones, with the terminal flower more mature than the interior ones. It has four sepals rather than the typical three.J. A. Vázquez-García, Muñiz-Castro, M. A., Arroyo, F., Pérez, Á. J., Serna, M., Cuevas, R., Domínguez-Yescas, R., De Castro-Arce, E., Gurrola-Díaz, C., 2013. Novelties in Neotropical Magnolia and an addendum proposal to the IUCN Red List of Magnoliaceae. in ''Recursos Forestales en el Occidente de México'', Serie Fronteras de Biodiversidad, Universidad de Guadalajara, Guadalajara. pp. 461-496. ISBN 978-607-8072-73-6 The species was classed as ''

Magnolia schiedeana ''Magnolia schiedeana'' is a species of flowering plant in the family Magnoliaceae. It is endemic to Mexico, where it occurs along the slopes of the Gulf of Mexico. Description ''Magnolia schiedeana'' is a tree growing up to 25 meters tall. It ...

'', which is native to the

Sierra Madre Oriental The Sierra Madre Oriental () is a mountain range in northeastern Mexico. The Sierra Madre Oriental is part of the American Cordillera, a chain of mountain ranges (cordillera) that consists of an almost continuous sequence of mountain ranges that ...

, until being recognized as a distinct species.

Range and habitat

''Magnolia vazquezii'' is endemic to the municipality of San Luis Acatlan in the

state in southern Mexico. The species' estimated

extent of occurrence Extent may refer to: Computing * Extent (file systems), a contiguous region of computer storage medium reserved for a file * Extent File System, a discontinued file system implementation named after the contiguous region * Extent, a chunk of st ...

(EOO) is less than 500 km². It is a montane cloud forest species, growing at elevations between 2,150 and 2,342 meters. It grows in soils with abundant leaf litter, associated with the trees '' Clethra mexicana'' and species of pine, oak, and ''

Oreopanax ''Oreopanax'' is a genus of shrubs and trees in the family Araliaceae, comprising circa 85 species native to the Americas. Distribution ''Oreopanax'' species' range extends from Mexico and the Antilles to Argentina and Brazil, with most species ...

''.

Conservation

''Magnolia vazquezii'' has a small range, and a decreasing population estimated at 300 mature individuals. The species' conservation status is assessed as

endangered An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular political jurisdiction. Endangered species may be at risk due to factors such as habitat loss, poaching, inv ...

References

{{Taxonbar, from= Q15494499 vazquezii Endemic flora of Mexico Trees of Northern America Flora of the Sierra Madre del Sur Cloud forest flora of Mexico Plants described in 2008