The grass family (Poaceae) in Coahuila, Mexico: Diversity and distribution

We analyzed the species richness of the grass family (Poaceae) in the state of Coahuila, Mexico, evaluating data from herbarium specimens. The evaluation was made by dividing the state into a grid of 20’ × 20’ squares (latitude × longitude), the objective was to identify areas of high species diver...

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Main Authors: Jesús Valdés-Reyna, José Luis Villaseñor, Juan A. Encina-Domínguez, Enrique Ortiz
Format: Article
Language:English
Published: Sociedad Botánica de México, A. C. 2015-02-01
Series:Botan‪ical Sciences
Subjects:
Online Access:https://www.botanicalsciences.com.mx/index.php/botanicalSciences/article/view/79
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author Jesús Valdés-Reyna
José Luis Villaseñor
Juan A. Encina-Domínguez
Enrique Ortiz
author_facet Jesús Valdés-Reyna
José Luis Villaseñor
Juan A. Encina-Domínguez
Enrique Ortiz
author_sort Jesús Valdés-Reyna
collection DOAJ
description We analyzed the species richness of the grass family (Poaceae) in the state of Coahuila, Mexico, evaluating data from herbarium specimens. The evaluation was made by dividing the state into a grid of 20’ × 20’ squares (latitude × longitude), the objective was to identify areas of high species diversity. The herbaria revision documented 39 species of grasses, distributed in eight subfamilies, 19 tribes, and 97 genera. The genera with the highest number of species are Muhlenbergia (32 species), Bouteloua (21), and Eragrostis (18). Seven species are endemic to Northeastern Mexico (Bromus densus, Bouteloua eriostachya, B. johnstonii, Calamagrostis coahuilensis, Festuca coahuilana, F. valdesii, and Poa wendtii) and, 58 species, plus one subspecies and one variety are rare. Because arid areas cover a larger portion of the state, the subfamily Chloridoideae is dominant with 125 species. The subfamily Panicoideae has a record of 87 species and is mainly present in humid regions, while the Pooideae is abundant in the mountain regions of southeast and northwest, and includes 86 species. We evaluated the species richness for each grid square and propose some of these as important areas to carry out future conservation projects.
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spelling doaj.art-b78304ea9ae04656af9b62bb932a02aa2022-12-22T04:14:37ZengSociedad Botánica de México, A. C.Botan‪ical Sciences2007-42982007-44762015-02-0193110.17129/botsci.79The grass family (Poaceae) in Coahuila, Mexico: Diversity and distributionJesús Valdés-Reyna0José Luis Villaseñor1Juan A. Encina-Domínguez2Enrique Ortiz3Departamento de Botánica, Universidad Autónoma Agraria Antonio NarroDepartamento de Botánica, Instituto de Biología, Universidad Nacional Autónoma de MéxicoDepartamento de Botánica, Universidad Autónoma Agraria Antonio NarroDepartamento de Botánica, Instituto de Biología, Universidad Nacional Autónoma de México We analyzed the species richness of the grass family (Poaceae) in the state of Coahuila, Mexico, evaluating data from herbarium specimens. The evaluation was made by dividing the state into a grid of 20’ × 20’ squares (latitude × longitude), the objective was to identify areas of high species diversity. The herbaria revision documented 39 species of grasses, distributed in eight subfamilies, 19 tribes, and 97 genera. The genera with the highest number of species are Muhlenbergia (32 species), Bouteloua (21), and Eragrostis (18). Seven species are endemic to Northeastern Mexico (Bromus densus, Bouteloua eriostachya, B. johnstonii, Calamagrostis coahuilensis, Festuca coahuilana, F. valdesii, and Poa wendtii) and, 58 species, plus one subspecies and one variety are rare. Because arid areas cover a larger portion of the state, the subfamily Chloridoideae is dominant with 125 species. The subfamily Panicoideae has a record of 87 species and is mainly present in humid regions, while the Pooideae is abundant in the mountain regions of southeast and northwest, and includes 86 species. We evaluated the species richness for each grid square and propose some of these as important areas to carry out future conservation projects. https://www.botanicalsciences.com.mx/index.php/botanicalSciences/article/view/79conservationendemismgrassesspecies richness
spellingShingle Jesús Valdés-Reyna
José Luis Villaseñor
Juan A. Encina-Domínguez
Enrique Ortiz
The grass family (Poaceae) in Coahuila, Mexico: Diversity and distribution
Botan‪ical Sciences
conservation
endemism
grasses
species richness
title The grass family (Poaceae) in Coahuila, Mexico: Diversity and distribution
title_full The grass family (Poaceae) in Coahuila, Mexico: Diversity and distribution
title_fullStr The grass family (Poaceae) in Coahuila, Mexico: Diversity and distribution
title_full_unstemmed The grass family (Poaceae) in Coahuila, Mexico: Diversity and distribution
title_short The grass family (Poaceae) in Coahuila, Mexico: Diversity and distribution
title_sort grass family poaceae in coahuila mexico diversity and distribution
topic conservation
endemism
grasses
species richness
url https://www.botanicalsciences.com.mx/index.php/botanicalSciences/article/view/79
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