Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina

Invasiveness has usually been studied as a species-level attribute; nevertheless, phenotypic differences between individuals in a population can lead to significant variations in colonization ability. In this paper, we analyse the potential effects of sex morphs of Prunus mahaleb, a gynodioecius fle...

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Detalhes bibliográficos
Autores: Amodeo, Martín Raúl, Zalba, Sergio Martín
Tipo de documento: artigo
Estado:Versão publicada
Data de publicação:2017
País:Argentina
Recursos:Consejo Nacional de Investigaciones Científicas y Técnicas
Repositório:CONICET Digital (CONICET)
Idioma:inglês
OAI Identifier:oai:ri.conicet.gov.ar:11336/28308
Acesso em linha:http://hdl.handle.net/11336/28308
Access Level:Acceso aberto
Palavra-chave:INVASIVENESS
PRUNUS MAHALEB
GYNODIOECY
FECUNDITY
https://purl.org/becyt/ford/1.6
https://purl.org/becyt/ford/1
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oai_identifier_str oai:ri.conicet.gov.ar:11336/28308
network_acronym_str AR
network_name_str Argentina
repository_id_str
spelling Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from ArgentinaAmodeo, Martín RaúlZalba, Sergio MartínINVASIVENESSPRUNUS MAHALEBGYNODIOECYFECUNDITYhttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1Invasiveness has usually been studied as a species-level attribute; nevertheless, phenotypic differences between individuals in a population can lead to significant variations in colonization ability. In this paper, we analyse the potential effects of sex morphs of Prunus mahaleb, a gynodioecius fleshy-fruited tree, on its invasiveness in natural grasslands in the southern Argentine Pampas. We assessed the abundance of both hermaphrodite and female plants and compared their fecundity, propagule size and germination response. We found that the females were less abundant in the invasive populations studied, apparently since the beginning of the colonization. However, our results demonstrated that at the present time females do not show any fecundity reduction, which clearly shows that P. mahaleb has established an effective interaction with generalist pollinators which compensates for the apparent disadvantage of females. Fruit set showed a wider range of variability over time in the females than in the hermaphrodites, which could be the consequence of greater susceptibility to changes in the activity of pollinators. We found no evidence of a female benefit due to reallocation of resources or better outcrossed progeny considering propagule size and germination. We discuss the relative importance of sex morphs and interactions at different stages of the invasion process.Fil: Amodeo, Martín Raúl. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Grupo de Estudios en Conservación y Manejo; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Zalba, Sergio Martín. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Grupo de Estudios en Conservación y Manejo; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaNRC Research Press2017-07info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/28308Amodeo, Martín Raúl; Zalba, Sergio Martín; Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina; NRC Research Press; Botany; 95; 9; 7-2017; 913-9221916-2790CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/http://www.nrcresearchpress.com/doi/10.1139/cjb-2017-0041info:eu-repo/semantics/altIdentifier/doi/10.1139/cjb-2017-0041info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2024-05-08T13:37:20Zoai:ri.conicet.gov.ar:11336/28308instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982024-05-08 13:37:20.607CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse
dc.title.none.fl_str_mv Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina
title Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina
spellingShingle Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina
Amodeo, Martín Raúl
INVASIVENESS
PRUNUS MAHALEB
GYNODIOECY
FECUNDITY
https://purl.org/becyt/ford/1.6
https://purl.org/becyt/ford/1
title_short Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina
title_full Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina
title_fullStr Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina
title_full_unstemmed Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina
title_sort Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina
dc.creator.none.fl_str_mv Amodeo, Martín Raúl
Zalba, Sergio Martín
author Amodeo, Martín Raúl
author_facet Amodeo, Martín Raúl
Zalba, Sergio Martín
author_role author
author2 Zalba, Sergio Martín
author2_role author
dc.subject.none.fl_str_mv INVASIVENESS
PRUNUS MAHALEB
GYNODIOECY
FECUNDITY
https://purl.org/becyt/ford/1.6
https://purl.org/becyt/ford/1
topic INVASIVENESS
PRUNUS MAHALEB
GYNODIOECY
FECUNDITY
https://purl.org/becyt/ford/1.6
https://purl.org/becyt/ford/1
description Invasiveness has usually been studied as a species-level attribute; nevertheless, phenotypic differences between individuals in a population can lead to significant variations in colonization ability. In this paper, we analyse the potential effects of sex morphs of Prunus mahaleb, a gynodioecius fleshy-fruited tree, on its invasiveness in natural grasslands in the southern Argentine Pampas. We assessed the abundance of both hermaphrodite and female plants and compared their fecundity, propagule size and germination response. We found that the females were less abundant in the invasive populations studied, apparently since the beginning of the colonization. However, our results demonstrated that at the present time females do not show any fecundity reduction, which clearly shows that P. mahaleb has established an effective interaction with generalist pollinators which compensates for the apparent disadvantage of females. Fruit set showed a wider range of variability over time in the females than in the hermaphrodites, which could be the consequence of greater susceptibility to changes in the activity of pollinators. We found no evidence of a female benefit due to reallocation of resources or better outcrossed progeny considering propagule size and germination. We discuss the relative importance of sex morphs and interactions at different stages of the invasion process.
publishDate 2017
dc.date.none.fl_str_mv 2017-07
dc.type.none.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
http://purl.org/coar/resource_type/c_6501
info:ar-repo/semantics/articulo
format article
status_str publishedVersion
dc.identifier.none.fl_str_mv http://hdl.handle.net/11336/28308
Amodeo, Martín Raúl; Zalba, Sergio Martín; Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina; NRC Research Press; Botany; 95; 9; 7-2017; 913-922
1916-2790
CONICET Digital
CONICET
url http://hdl.handle.net/11336/28308
identifier_str_mv Amodeo, Martín Raúl; Zalba, Sergio Martín; Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina; NRC Research Press; Botany; 95; 9; 7-2017; 913-922
1916-2790
CONICET Digital
CONICET
dc.language.none.fl_str_mv eng
language eng
dc.relation.none.fl_str_mv info:eu-repo/semantics/altIdentifier/url/http://www.nrcresearchpress.com/doi/10.1139/cjb-2017-0041
info:eu-repo/semantics/altIdentifier/doi/10.1139/cjb-2017-0041
dc.rights.none.fl_str_mv info:eu-repo/semantics/openAccess
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
eu_rights_str_mv openAccess
rights_invalid_str_mv https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.format.none.fl_str_mv application/pdf
application/pdf
application/pdf
dc.publisher.none.fl_str_mv NRC Research Press
publisher.none.fl_str_mv NRC Research Press
dc.source.none.fl_str_mv reponame:CONICET Digital (CONICET)
instname:Consejo Nacional de Investigaciones Científicas y Técnicas
instname_str Consejo Nacional de Investigaciones Científicas y Técnicas
reponame_str CONICET Digital (CONICET)
collection CONICET Digital (CONICET)
repository.name.fl_str_mv CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas
repository.mail.fl_str_mv dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar
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score 15,812429

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