ORIGINAL RESEARCH
Plant Tissues of Stryphnodendron Pulcherrimum (Willd.) Hochr. as Environmental Bioindicators
 
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1
Faculty of Agricultural Sciences, Federal University of Amazonas, Avenue Rodrigo Otávio, 3000, Manaus 69060-000, Amazonas, Brazil
 
2
Graduate Program in Agricultural Sciences, Department of Biology, Center for Biological and Health Sciences, State University of Paraíba, Campina Grande 58429-500, Paraíba, Brazil
 
3
Embrapa Western Amazon, route AM 010, Km 29, s/n, C.P. 319, Manaus 69010-970, Amazonas, Brazil
 
4
Federal Institute of Amazonas, Avenue Onça-Pintada, S/N-Galo da Serra, Presidente Figueiredo 69735-000, Amazonas, Brazil
 
5
Institute of Exact Sciences and Technology, Federal University of Amazonas, street Nossa Senhora do Rosário, 3863, Itacoatiara 69103-128, Amazonas, Brazil
 
 
Submission date: 2024-03-17
 
 
Final revision date: 2024-05-31
 
 
Acceptance date: 2024-06-30
 
 
Online publication date: 2024-10-21
 
 
Corresponding author
Maria Teresa Gomes Lopes   

Faculty of Agricultural Sciences, Federal University of Amazonas, Avenue Rodrigo Otávio, 3000, Manaus 69060-000, Amazonas, Brazil
 
 
 
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ABSTRACT
Anthropogenic activities contaminate the soils of millions of hectares worldwide with toxic elements. Native species, such as the Amazonian species Stryphnodendron pulcherrimum, can mitigate the effects of these elements in soil and have motivated research on phytoremediation. The study’s objective was to analyze the levels of inorganic components present in rhizosphere soil, roots, and leaves of S. pulcherrimum in two urban areas in the metropolitan region of Manaus, Brazil. Eight samples of soil, leaves, and roots of S. pulcherrimum were collected in different areas, totaling 48 samples, using X-rays by total reflection to quantify trace elements present. Graphical dispersion was performed using the Principal Component Analysis Method (PCA). The anthropic area provided the predominance of elements such as Y, Sc, Nb, and Hf, and the forest fragment showed high concentrations of Cu, Yb, and Ba. Our results indicate that S. pulcherrimum is a species with the potential for phytoremediation in areas with the presence of heavy metals in soil. The species in the forest fragment presented high leaf concentrations of Cr, Y, and Yb, suggesting that it may be used for biomonitoring soils. This is the first report of this species as a bioaccumulator of heavy metals.
eISSN:2083-5906
ISSN:1230-1485
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