Extrafloral nectaries of an Atlantic Forest conservation area in Southeastern Brazil

ABSTRACT Although extrafloral nectaries (EFNs) are reported as extremely important to understand ecological interactions, the diversity of EFN-bearing plants remains underappreciated. In Brazil, studies are concentrated in Cerrado and extremely poorly known in other phytogeographic domains, such as...

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Main Authors: Victor S. Miranda, Lucas Gütler Rodrigues, Sandrine C. Dutra, Tathiana G. Sobrinho, Anderson Alves-Araújo
Format: Article
Language:English
Published: Sociedade Botânica do Brasil 2022-10-01
Series:Acta Botânica Brasílica
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062022000100139&tlng=en
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author Victor S. Miranda
Lucas Gütler Rodrigues
Sandrine C. Dutra
Tathiana G. Sobrinho
Anderson Alves-Araújo
author_facet Victor S. Miranda
Lucas Gütler Rodrigues
Sandrine C. Dutra
Tathiana G. Sobrinho
Anderson Alves-Araújo
author_sort Victor S. Miranda
collection DOAJ
description ABSTRACT Although extrafloral nectaries (EFNs) are reported as extremely important to understand ecological interactions, the diversity of EFN-bearing plants remains underappreciated. In Brazil, studies are concentrated in Cerrado and extremely poorly known in other phytogeographic domains, such as Atlantic forest. Thus, this study provides one of the first checklists of angiosperms with EFNs in a protected area of the Brazilian Atlantic forest, bringing information about the richness, location of EFNs on the plant’s organs, as well as plant’s habit and conservation status. A total of 93 EFN-bearing species belonging to 61 genera and 29 families is reported, which corresponds to 16.5 % of the local flora. The vast majority has not been evaluated for their conservation status, and twenty species are endemic to the Brazilian Atlantic forest. Vines and trees are the predominant plant habits and EFNs are mostly found on leaves. More than half of the species (53.7 %) comprises new additions to the world list of EFN-bearing plants, including the first record in Dilleniaceae. Our findings show a large number of EFN-bearing plant species from a single and small protected area in the Brazilian Atlantic forest. It reinforces the lack of studies of this nature, where further investigations are strongly recommended.
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spelling doaj.art-ed533fdd4d814fa4831be6fdd6ac616c2022-12-22T02:24:25ZengSociedade Botânica do BrasilActa Botânica Brasílica1677-941X2022-10-013610.1590/0102-33062021abb0187Extrafloral nectaries of an Atlantic Forest conservation area in Southeastern BrazilVictor S. Mirandahttps://orcid.org/0000-0003-2829-5587Lucas Gütler Rodrigueshttps://orcid.org/0000-0002-0637-3110Sandrine C. Dutrahttps://orcid.org/0000-0003-0305-0188Tathiana G. Sobrinhohttps://orcid.org/0000-0003-1567-0122Anderson Alves-Araújohttps://orcid.org/0000-0001-5810-5145ABSTRACT Although extrafloral nectaries (EFNs) are reported as extremely important to understand ecological interactions, the diversity of EFN-bearing plants remains underappreciated. In Brazil, studies are concentrated in Cerrado and extremely poorly known in other phytogeographic domains, such as Atlantic forest. Thus, this study provides one of the first checklists of angiosperms with EFNs in a protected area of the Brazilian Atlantic forest, bringing information about the richness, location of EFNs on the plant’s organs, as well as plant’s habit and conservation status. A total of 93 EFN-bearing species belonging to 61 genera and 29 families is reported, which corresponds to 16.5 % of the local flora. The vast majority has not been evaluated for their conservation status, and twenty species are endemic to the Brazilian Atlantic forest. Vines and trees are the predominant plant habits and EFNs are mostly found on leaves. More than half of the species (53.7 %) comprises new additions to the world list of EFN-bearing plants, including the first record in Dilleniaceae. Our findings show a large number of EFN-bearing plant species from a single and small protected area in the Brazilian Atlantic forest. It reinforces the lack of studies of this nature, where further investigations are strongly recommended.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062022000100139&tlng=enant-plant interactionschecklistnectarplant morphologytaxonomy‘restingas’
spellingShingle Victor S. Miranda
Lucas Gütler Rodrigues
Sandrine C. Dutra
Tathiana G. Sobrinho
Anderson Alves-Araújo
Extrafloral nectaries of an Atlantic Forest conservation area in Southeastern Brazil
Acta Botânica Brasílica
ant-plant interactions
checklist
nectar
plant morphology
taxonomy
‘restingas’
title Extrafloral nectaries of an Atlantic Forest conservation area in Southeastern Brazil
title_full Extrafloral nectaries of an Atlantic Forest conservation area in Southeastern Brazil
title_fullStr Extrafloral nectaries of an Atlantic Forest conservation area in Southeastern Brazil
title_full_unstemmed Extrafloral nectaries of an Atlantic Forest conservation area in Southeastern Brazil
title_short Extrafloral nectaries of an Atlantic Forest conservation area in Southeastern Brazil
title_sort extrafloral nectaries of an atlantic forest conservation area in southeastern brazil
topic ant-plant interactions
checklist
nectar
plant morphology
taxonomy
‘restingas’
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062022000100139&tlng=en
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