Anatomía de la madera de Buddleja L. (Buddlejaceae): análisis fenético

Buddleja L. comprises nearly 100 species with pantropical distribution, varying from small shrubs to trees 20 to 30 meters high and few lianas. In this study wood anatomical characteristics of Buddleja are presented based on the study of 41 species, of those 10 are described for the first time, and...

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Váldodahkkit: Aguilar-Rodríguez, Silvia, Terrazas, Teresa
Materiálatiipa: Online
Giella:spa
Almmustuhtton: Instituto de Ecología, A.C. 2016
Liŋkkat:https://myb.ojs.inecol.mx/index.php/myb/article/view/1312
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author Aguilar-Rodríguez, Silvia
Terrazas, Teresa
author_facet Aguilar-Rodríguez, Silvia
Terrazas, Teresa
author_sort Aguilar-Rodríguez, Silvia
collection MYB
description Buddleja L. comprises nearly 100 species with pantropical distribution, varying from small shrubs to trees 20 to 30 meters high and few lianas. In this study wood anatomical characteristics of Buddleja are presented based on the study of 41 species, of those 10 are described for the first time, and 15 synthesized from the literature. Also the wood features for 41 species of the genus were analized through a phenetic analysis. The genus showed ring to diffuse porosity, simple perforation plates, alternate intervascular pits, and helical thickenings in vessel elements and vascular tracheids; libriform fibers, with septa in some species; axial parenchyma scanty or rare; heterogeneous rays type IIB and 35% of the species contain prismatic crystals of different size in their ray cells. Phenetic analysis showed that several species are anatomically identical. However, most species conformed two large groups based on qualitative and quantitative wood features. Moreover, other species are distinctive based on the presence of unique qualitative characters. Finally, some taxonomic considerations on Buddleja position within the Scrophulariales order are discussed.
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spelling oai:oai.myb.ojs.inecol.mx:article-13122022-11-30T00:58:37Z Anatomía de la madera de Buddleja L. (Buddlejaceae): análisis fenético Anatomía de la madera de Buddleja L. (Buddlejaceae): análisis fenético Aguilar-Rodríguez, Silvia Terrazas, Teresa Secondary xylem ring porosity Buddleja Loganiaceae Scrophulariales Xilema secundario porosidad anular Buddleja Loganiaceae Scrophulariales Buddleja L. comprises nearly 100 species with pantropical distribution, varying from small shrubs to trees 20 to 30 meters high and few lianas. In this study wood anatomical characteristics of Buddleja are presented based on the study of 41 species, of those 10 are described for the first time, and 15 synthesized from the literature. Also the wood features for 41 species of the genus were analized through a phenetic analysis. The genus showed ring to diffuse porosity, simple perforation plates, alternate intervascular pits, and helical thickenings in vessel elements and vascular tracheids; libriform fibers, with septa in some species; axial parenchyma scanty or rare; heterogeneous rays type IIB and 35% of the species contain prismatic crystals of different size in their ray cells. Phenetic analysis showed that several species are anatomically identical. However, most species conformed two large groups based on qualitative and quantitative wood features. Moreover, other species are distinctive based on the presence of unique qualitative characters. Finally, some taxonomic considerations on Buddleja position within the Scrophulariales order are discussed. El género Buddleja L. comprende cerca de 100 especies de distribución pantropical que varían desde pequeños arbustos hasta árboles de 20 a 30 m de alto y pocas son lianas. En este trabajo se presentan las características anatómicas de la madera de Buddleja con base en el estudio de 41 especies, de ellas se describen anatómicamente diez por primera vez y de 15 se sintetizan sus características de la literatura. Además, los caracteres de la madera de 41 especies del género se analizan a través de un análisis fenético. El género presenta porosidad de anular a difusa, placas de perforación simple, punteaduras intervasculares alternas y engrosamientos helicoidales en elementos de vaso y traqueidas vasculares; fibras libriformes, septadas en algunas especies; parénquima axial escaso o raro; radios heterogéneos tipo IIB y el 35% de las especies contienen cristales prismáticos de diferentes tamaños en las células de los radios. Los resultados del análisis fenético muestran que hay especies idénticas anatómicamente, sin embargo las especies del género forman dos grandes grupos que se distinguen con base en la combinación de caracteres cualitativos y cuantitativos, más otro conjunto de especies que se separan por la presencia de caracteres cualitativos. Finalmente se discuten algunas consideraciones taxonómicas sobre la posición de Buddleja en el orden Scrophulariales. Instituto de Ecología, A.C. 2016-09-02 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Artículo evaluado por pares application/pdf https://myb.ojs.inecol.mx/index.php/myb/article/view/1312 10.21829/myb.2001.721312 Madera y Bosques; Vol. 7 No. 2 (2001): Otoño 2001; 63-85 Madera y Bosques; Vol. 7 Núm. 2 (2001): Otoño 2001; 63-85 2448-7597 1405-0471 spa https://myb.ojs.inecol.mx/index.php/myb/article/view/1312/1482 Derechos de autor 2016 Madera y Bosques
spellingShingle Aguilar-Rodríguez, Silvia
Terrazas, Teresa
Anatomía de la madera de Buddleja L. (Buddlejaceae): análisis fenético
title Anatomía de la madera de Buddleja L. (Buddlejaceae): análisis fenético
title_full Anatomía de la madera de Buddleja L. (Buddlejaceae): análisis fenético
title_fullStr Anatomía de la madera de Buddleja L. (Buddlejaceae): análisis fenético
title_full_unstemmed Anatomía de la madera de Buddleja L. (Buddlejaceae): análisis fenético
title_short Anatomía de la madera de Buddleja L. (Buddlejaceae): análisis fenético
title_sort anatomía de la madera de buddleja l. (buddlejaceae): análisis fenético
url https://myb.ojs.inecol.mx/index.php/myb/article/view/1312
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AT terrazasteresa anatomiadelamaderadebuddlejalbuddlejaceaeanalisisfenetico