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Botan‪ical Sciences
Article . 2013 . Peer-reviewed
License: CC BY NC
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Botan‪ical Sciences
Article
License: CC BY NC
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Botan‪ical Sciences
Article . 2013
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Ecoanatomía de los elementos de vaso de la madera de cinco especies del género Mimosa (Leguminosae-Mimosoideae)

Authors: Susana Adriana Montaño- Arias; Sara Lucía Camargo-Ricalde; Carmen de la Paz Pérez-Olvera;

Ecoanatomía de los elementos de vaso de la madera de cinco especies del género Mimosa (Leguminosae-Mimosoideae)

Abstract

Mimosa es el género con mayor número de especies de Mimosoideae (Leguminosae) en México; se establecen desde el nivel del mar hasta 2,850 m de altitud. Se estimó la tolerancia de cinco especies de Mimosa al estrés hídrico, comparando algunas características anatómicas de los elementos de vaso del xilema secundario y se estimaron los índices de mesomorfía y de vulnerabilidad de la madera. Se elaboraron cortes transversales y preparaciones de material disociado de tres individuos por especie. Los índices de mesomorfía y de vulnerabilidad se estimaron considerando el diámetro de los vasos, el número de vasos/mm2 y la longitud de los elementos de vaso. Las cinco especies presentan vasos numerosos (17 - 32), elementos de vaso cortos (150 - 221 micrómetros) y de diámetro pequeño (58 - 75 micrómetros), excepto M. tenuifl ora que presenta vasos de diámetro mediano (104 micrómetros). El índice de mesomorfía de la madera de las especies > 200 corresponde a xilema mesofítico y el índice de vulnerabilidad > 1 sugiere que las cinco especies son poco resistentes al estrés hídrico. El valor más alto del índice de vulnerabilidad corresponde a M. tenuifl ora (6.26) y el más bajo a M. leucaenoides (1.81). Este tipo de estudios son importantes para la selección de especies vegetales con fi nes de restauración ambiental.

Keywords

madera, Mimosa, QK1-989, Botany, ecoanatomía, estrés hídrico

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
9
Average
Average
Average
gold