What does a phytophysiognomic mosaic reveal about mosses and liverworts from the subtropical Atlantic Forest?

ABSTRACT The Atlantic Forest contains more bryophyte species and greater endemism than any other Brazilian phytogeographic domain. We analyzed the bryoflora of an Atlantic Forest remnant along the southern Brazilian coast to examine: (i) floristic composition, species richness, life forms and bryoce...

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Main Authors: Talita da Silva Dewes, Nivea Dias dos Santos, Juçara Bordin
Format: Article
Language:English
Published: Sociedade Botânica do Brasil 2022-02-01
Series:Acta Botânica Brasílica
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062021000900517&tlng=en
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author Talita da Silva Dewes
Nivea Dias dos Santos
Juçara Bordin
author_facet Talita da Silva Dewes
Nivea Dias dos Santos
Juçara Bordin
author_sort Talita da Silva Dewes
collection DOAJ
description ABSTRACT The Atlantic Forest contains more bryophyte species and greater endemism than any other Brazilian phytogeographic domain. We analyzed the bryoflora of an Atlantic Forest remnant along the southern Brazilian coast to examine: (i) floristic composition, species richness, life forms and bryocenological groups in different phytophysiognomies (humid lowlands, sandy Restinga forests, and swampy Restinga forests); (ii) floristic similarities among them; and, (iii) the influence of substrate types on bryophyte species richness and floristic composition. Sandy Restinga forest had the greatest species richness. Approximately 75 % of the species and 42 % of the families were not shared among phytophysiognomies. The predominant life form was mat (46 %) and the predominant bryocenological group was corticolous (69 %). Elevated floristic differentiation was observed among the different phytophysiognomies (Jaccard values <0.35) and among the different substrates sampled (<0.2). The floristic uniqueness found among the different physiognomies in the present study demonstrates the importance of studying the diversity and conservation of all Atlantic Forest phytophysiognomies. The evaluation of bryophytes to delimit and manage protected areas can contribute to effective protection of the entire biodiversity spectrum. In addition to their important ecological roles, bryophytes are useful bio-indicators and valuable tools for monitoring, conserving, and restoring ecosystems.
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spelling doaj.art-4bdf303ed2a54f93a448fdf1919a58ec2022-12-21T17:26:41ZengSociedade Botânica do BrasilActa Botânica Brasílica1677-941X2022-02-0135451753110.1590/0102-33062020abb0425What does a phytophysiognomic mosaic reveal about mosses and liverworts from the subtropical Atlantic Forest?Talita da Silva Deweshttps://orcid.org/0000-0001-6784-0213Nivea Dias dos Santoshttps://orcid.org/0000-0002-9171-0459Juçara Bordinhttps://orcid.org/0000-0002-6964-7334ABSTRACT The Atlantic Forest contains more bryophyte species and greater endemism than any other Brazilian phytogeographic domain. We analyzed the bryoflora of an Atlantic Forest remnant along the southern Brazilian coast to examine: (i) floristic composition, species richness, life forms and bryocenological groups in different phytophysiognomies (humid lowlands, sandy Restinga forests, and swampy Restinga forests); (ii) floristic similarities among them; and, (iii) the influence of substrate types on bryophyte species richness and floristic composition. Sandy Restinga forest had the greatest species richness. Approximately 75 % of the species and 42 % of the families were not shared among phytophysiognomies. The predominant life form was mat (46 %) and the predominant bryocenological group was corticolous (69 %). Elevated floristic differentiation was observed among the different phytophysiognomies (Jaccard values <0.35) and among the different substrates sampled (<0.2). The floristic uniqueness found among the different physiognomies in the present study demonstrates the importance of studying the diversity and conservation of all Atlantic Forest phytophysiognomies. The evaluation of bryophytes to delimit and manage protected areas can contribute to effective protection of the entire biodiversity spectrum. In addition to their important ecological roles, bryophytes are useful bio-indicators and valuable tools for monitoring, conserving, and restoring ecosystems.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062021000900517&tlng=enBryophytesAtlantic Forest domainItapeva State Parkpioneer formationssandy Restinga forestswampy Restinga forest
spellingShingle Talita da Silva Dewes
Nivea Dias dos Santos
Juçara Bordin
What does a phytophysiognomic mosaic reveal about mosses and liverworts from the subtropical Atlantic Forest?
Acta Botânica Brasílica
Bryophytes
Atlantic Forest domain
Itapeva State Park
pioneer formations
sandy Restinga forest
swampy Restinga forest
title What does a phytophysiognomic mosaic reveal about mosses and liverworts from the subtropical Atlantic Forest?
title_full What does a phytophysiognomic mosaic reveal about mosses and liverworts from the subtropical Atlantic Forest?
title_fullStr What does a phytophysiognomic mosaic reveal about mosses and liverworts from the subtropical Atlantic Forest?
title_full_unstemmed What does a phytophysiognomic mosaic reveal about mosses and liverworts from the subtropical Atlantic Forest?
title_short What does a phytophysiognomic mosaic reveal about mosses and liverworts from the subtropical Atlantic Forest?
title_sort what does a phytophysiognomic mosaic reveal about mosses and liverworts from the subtropical atlantic forest
topic Bryophytes
Atlantic Forest domain
Itapeva State Park
pioneer formations
sandy Restinga forest
swampy Restinga forest
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062021000900517&tlng=en
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