An Ecological Comparison of Floristic Composition in Seasonal Semideciduous Forest in Southeast Brazil: Implications for Conservation
Author(s) -
Sérgio de Faria Lopes,
Ivan Schiavini,
Ana Paula de Oliveira,
Vagner Santiago do Vale
Publication year - 2011
Publication title -
international journal of forestry research
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.314
H-Index - 8
eISSN - 1687-9376
pISSN - 1687-9368
DOI - 10.1155/2012/537269
Subject(s) - floristics , detrended correspondence analysis , ecology , geography , arboreal locomotion , diameter at breast height , fabaceae , indicator species , myrtaceae , canonical correspondence analysis , ordination , taxon , biology , forestry , species richness , habitat
We examined floristic patterns of ten seasonal semideciduous forest sites in southeastern Brazil and conducted a central sampling of one hectare for each site, where we took samples and identified all individual living trees with DBH (diameter at breast height, 1.30 m) ≥4.8 cm. Arboreal flora totaled 242 species, 163 genera, and 58 families. Fabaceae (38 species) and Myrtaceae (20 species) were families with the largest number of species. Only Copaifera langsdorffii and Hymenaea courbaril occurred at all sites. Multivariate analysis (detrended correspondence analysis and cluster analysis) using two-way indicator species analysis (TWINSPAN) indicated the formation of a group containing seven fragments in which Siparuna guianensis was the indicator species. This analysis revealed that similarities between studied fragments were due mainly to the successional stage of the community
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