First record of Oldenlandia corymbosa (Spermacoceae-Rubiaceae), a new alien species for Paraguay and Argentina

Background and aims: During the revision of the southern South American species of Oldenlandia, populations of O. corymbosa were found in Paraguay and Argentina. The aim of this contribution is to report the presence of this adventitious species to the Paraguayan and Argentinian flora for the first...

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Autor principal: Nuñez Florentin, Mariela
Formato: Artículo revista
Lenguaje:Inglés
Publicado: Sociedad Argentina de Botánica 2022
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Acceso en línea:https://revistas.unc.edu.ar/index.php/BSAB/article/view/36108
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spelling I10-R10-article-361082022-06-29T17:25:10Z First record of Oldenlandia corymbosa (Spermacoceae-Rubiaceae), a new alien species for Paraguay and Argentina Primer registro de Oldenlandia corymbosa (Spermacoceae-Rubiaceae), una nueva especie exótica para Paraguay y Argentina Nuñez Florentin, Mariela especie adventicia nuevo registro Oldenlandia Rubiaceae taxonomía adventitious species new record Oldenlandia Rubiaceae taxonomy weed Background and aims: During the revision of the southern South American species of Oldenlandia, populations of O. corymbosa were found in Paraguay and Argentina. The aim of this contribution is to report the presence of this adventitious species to the Paraguayan and Argentinian flora for the first time. M&M: Living plants and herbarium material, as well as the original description of Oldenlandia corymbosa were analysed. Taxonomic and morphological analyses were performed. Collected materials were deposited in the FCQ and CTES. Results: A description of the morphology of the species and habitat based on herbarium specimens and field observations are provided, along with an illustration, photographs, and a map indicating the geographical position of the recorded populations in the Northeast and South Paraguay and Northeast Argentina in the Corrientes province. Complementary, an identification key of Oldenlandia species occurring in Argentina and Paraguay is provided. Conclusion: With the record of Oldenlandia corymbosa in Paraguay and Argentina, the range of distribution of this non-native species is extended up to the Southern Cone of South America. Its naturalized status in Paraguay raises the possibility that it was, until now, overlooked in other regions of the Northeast Argentina. Introducción y objetivos: Durante la revisión de las especies del género Oldenlandia para el sur de Sudamérica, poblaciones de O. corymbosa fueron halladas en Paraguay y Argentina. El objetivo de esta contribución es reportar por primera vez la presencia de esta especie adventicia para la flora de Paraguay y Argentina. M&M: Se estudiaron plantas vivas y material de herbario, tanto como descripciones originales de Oldenlandia corymbosa. Se realizaron análisis taxonómicos y morfológicos. El material coleccionado fue depositado en los herbarios FCQ y CTES. Resultados: Se proporciona una descripción de la morfología y hábitat de la especie en base a especímenes de herbario y observaciones de campo, junto con una ilustración, fotografías, y un mapa que indica la posición geográfica de las poblaciones registradas en el nordeste y sur de Paraguay y nordeste de Argentina en la provincia de Corrientes. Complementariamente, se proporciona una clave de identificación de las especies de Oldenlandia presentes en Argentina y Paraguay. Conclusiones: Con el registro de Oldenlandia corymbosa en Paraguay y Argentina, se amplía el rango de distribución de esta especie alóctona hasta el Cono Sur de América del Sur. Su estatus de especie naturalizada en Paraguay plantea la posibilidad de que fuera, hasta ahora, ignorada en otras regiones del Nordeste Argentino. Sociedad Argentina de Botánica 2022-04-13 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion application/pdf text/html https://revistas.unc.edu.ar/index.php/BSAB/article/view/36108 Boletín de la Sociedad Argentina de Botánica (Journal of the Argentine Botanical Society; Vol. 57 No. 2 (2022): June Boletín de la Sociedad Argentina de Botánica; Vol. 57 Núm. 2 (2022): Junio Boletín de la Sociedad Argentina de Botánica; v. 57 n. 2 (2022): Junio 1851-2372 0373-580X 10.31055/1851.2372.v57.n2 eng https://revistas.unc.edu.ar/index.php/BSAB/article/view/36108/37522 https://revistas.unc.edu.ar/index.php/BSAB/article/view/36108/37523 Derechos de autor 2022 Mariela Nuñez Florentin https://creativecommons.org/licenses/by-nc-nd/4.0
institution Universidad Nacional de Córdoba
institution_str I-10
repository_str R-10
container_title_str Revistas de la UNC
language Inglés
format Artículo revista
topic especie adventicia
nuevo registro
Oldenlandia
Rubiaceae
taxonomía
adventitious species
new record
Oldenlandia
Rubiaceae
taxonomy
weed
spellingShingle especie adventicia
nuevo registro
Oldenlandia
Rubiaceae
taxonomía
adventitious species
new record
Oldenlandia
Rubiaceae
taxonomy
weed
Nuñez Florentin, Mariela
First record of Oldenlandia corymbosa (Spermacoceae-Rubiaceae), a new alien species for Paraguay and Argentina
topic_facet especie adventicia
nuevo registro
Oldenlandia
Rubiaceae
taxonomía
adventitious species
new record
Oldenlandia
Rubiaceae
taxonomy
weed
author Nuñez Florentin, Mariela
author_facet Nuñez Florentin, Mariela
author_sort Nuñez Florentin, Mariela
title First record of Oldenlandia corymbosa (Spermacoceae-Rubiaceae), a new alien species for Paraguay and Argentina
title_short First record of Oldenlandia corymbosa (Spermacoceae-Rubiaceae), a new alien species for Paraguay and Argentina
title_full First record of Oldenlandia corymbosa (Spermacoceae-Rubiaceae), a new alien species for Paraguay and Argentina
title_fullStr First record of Oldenlandia corymbosa (Spermacoceae-Rubiaceae), a new alien species for Paraguay and Argentina
title_full_unstemmed First record of Oldenlandia corymbosa (Spermacoceae-Rubiaceae), a new alien species for Paraguay and Argentina
title_sort first record of oldenlandia corymbosa (spermacoceae-rubiaceae), a new alien species for paraguay and argentina
description Background and aims: During the revision of the southern South American species of Oldenlandia, populations of O. corymbosa were found in Paraguay and Argentina. The aim of this contribution is to report the presence of this adventitious species to the Paraguayan and Argentinian flora for the first time. M&M: Living plants and herbarium material, as well as the original description of Oldenlandia corymbosa were analysed. Taxonomic and morphological analyses were performed. Collected materials were deposited in the FCQ and CTES. Results: A description of the morphology of the species and habitat based on herbarium specimens and field observations are provided, along with an illustration, photographs, and a map indicating the geographical position of the recorded populations in the Northeast and South Paraguay and Northeast Argentina in the Corrientes province. Complementary, an identification key of Oldenlandia species occurring in Argentina and Paraguay is provided. Conclusion: With the record of Oldenlandia corymbosa in Paraguay and Argentina, the range of distribution of this non-native species is extended up to the Southern Cone of South America. Its naturalized status in Paraguay raises the possibility that it was, until now, overlooked in other regions of the Northeast Argentina.
publisher Sociedad Argentina de Botánica
publishDate 2022
url https://revistas.unc.edu.ar/index.php/BSAB/article/view/36108
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