The Begonia of Veracruz: Additions and revisions

Field explorations and examination of herbarium specimens were utilized to document the diversity of Begonia species found within the state of Veracruz. Thirty species were found to be of native occurrence in the state. One species, Begonia involucrata is reported as new to Mexico and is disjunct fr...

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Hlavní autoři: McMillan, Patrick D., Wyatt, Graham, Morris, Rekha
Médium: Online
Jazyk:spa
Vydáno: Instituto de Ecología, A.C. 2006
On-line přístup:https://abm.ojs.inecol.mx/index.php/abm/article/view/1015
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author McMillan, Patrick D.
Wyatt, Graham
Morris, Rekha
author_facet McMillan, Patrick D.
Wyatt, Graham
Morris, Rekha
author_sort McMillan, Patrick D.
collection ABM
description Field explorations and examination of herbarium specimens were utilized to document the diversity of Begonia species found within the state of Veracruz. Thirty species were found to be of native occurrence in the state. One species, Begonia involucrata is reported as new to Mexico and is disjunct from the nearest documented populations in Costa Rica. Begonia sericoneura is added as new to the state of Veracruz. Examinations of new material, live specimens and re-examination of previously collected material were utilized to revise descriptions of Begonia carolineifolia, B. involucrata, B. lyniceorum, B. sericoneura and B. sousae. Stomatal arrangements were determined for 28 of the 30 taxa. Solitary stomatal arrangements in section Gireoudia are shown to be more common than previous reports would indicate with 7 of the 18 species examined not exhibiting stomatal clusters. A key to the native taxa of the state of Veracruz is presented. Habitat, elevational and distributional patterns are also reported and discussed.
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spelling oai:oai.abm.ojs.inecol.mx:article-10152022-12-24T04:36:02Z The Begonia of Veracruz: Additions and revisions La Begonia de Veracruz: Adiciones y revisiones McMillan, Patrick D. Wyatt, Graham Morris, Rekha Begonia Mexico State of Veracruz taxonomy Begonia estado de Veracruz México taxonomía Field explorations and examination of herbarium specimens were utilized to document the diversity of Begonia species found within the state of Veracruz. Thirty species were found to be of native occurrence in the state. One species, Begonia involucrata is reported as new to Mexico and is disjunct from the nearest documented populations in Costa Rica. Begonia sericoneura is added as new to the state of Veracruz. Examinations of new material, live specimens and re-examination of previously collected material were utilized to revise descriptions of Begonia carolineifolia, B. involucrata, B. lyniceorum, B. sericoneura and B. sousae. Stomatal arrangements were determined for 28 of the 30 taxa. Solitary stomatal arrangements in section Gireoudia are shown to be more common than previous reports would indicate with 7 of the 18 species examined not exhibiting stomatal clusters. A key to the native taxa of the state of Veracruz is presented. Habitat, elevational and distributional patterns are also reported and discussed. Para documentar la diversidad de las especies de Begonia en el estado de Veracruz se realizaron exploraciones de campo y se revisaron especímenes de herbario. Se encontraron 30 especies nativas en el estado. Begonia involucrata se cita como nueva para México con la población disyunta más cercana en Costa Rica. Begonia sericoneura es nueva para el estado de Veracruz. La revisión de material adicional, especímenes vivos y de ejemplares previamente colectados se usó para revisar las descripciones de Begonia carolineifolia, B. involucrata, B. lyniceorum, B. sericoneura y B. sousae. Se determinó la disposición de los estomas de 28 de los 30 taxa encontrados. La ocurrencia de estomas solitarios en la sección Gireoudia es más común que lo indicado por registros previos, pues 7 de las 18 especies examinadas carecen de agregados estomatales. Se presenta una clave para los taxa nativos del estado de Veracruz. Se proporciona y discute también la información relativa al hábitat, así como a los patrones de altitud y de distribución. Instituto de Ecología, A.C. 2006-04-01 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion artículo evaluado por pares application/pdf https://abm.ojs.inecol.mx/index.php/abm/article/view/1015 10.21829/abm75.2006.1015 Acta Botanica Mexicana; No. 75 (2006); 77-99 Acta Botanica Mexicana; Núm. 75 (2006); 77-99 2448-7589 0187-7151 spa https://abm.ojs.inecol.mx/index.php/abm/article/view/1015/1176 Derechos de autor 2016 Acta Botanica Mexicana https://creativecommons.org/licenses/by-nc/4.0
spellingShingle McMillan, Patrick D.
Wyatt, Graham
Morris, Rekha
The Begonia of Veracruz: Additions and revisions
title The Begonia of Veracruz: Additions and revisions
title_full The Begonia of Veracruz: Additions and revisions
title_fullStr The Begonia of Veracruz: Additions and revisions
title_full_unstemmed The Begonia of Veracruz: Additions and revisions
title_short The Begonia of Veracruz: Additions and revisions
title_sort begonia of veracruz: additions and revisions
url https://abm.ojs.inecol.mx/index.php/abm/article/view/1015
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