Edaphic filters as abiotic drivers of Myrtaceae assemblages in subtropical Araucaria Forest

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Edaphic filters as abiotic drivers of Myrtaceae assemblages in subtropical Araucaria Forest Juliano Pereira Gomes & Lilian Iara Bet Stedille & Jaçanan Eloisa de Freitas Milani & Karina Montibeller-Silva & Newton Clóvis Freitas da Costa & Luciano Colpo Gatiboni & Adelar Mantovani & Roseli Lopes da Costa Bortoluzzi

Received: 7 April 2020 / Accepted: 19 July 2020 # Springer Nature Switzerland AG 2020

Abstract (edaphic filters drive Myrtaceae assemblages) Aims This study investigated whether soil chemistry act as abiotic drivers of Myrtaceae assemblages, and also investigated the occurrence of indicator species. Methods We first characterize the edaphic conditions of forest fragments occupied by Myrtaceae assemblages in Subtropical Araucaria Forest. Then, we investigated the association between soil chemistry and the structure of the assemblages. Finally, we verified which Myrtaceae species are chemicaledaphic bioindicators.

Results We measured 2357 individuals belonging to 26 species from the Myrtaceae family. The Myrtaceae assemblages were predominantly composed by populations with aggregate spatial distribution pattern. This spatial behavior reflects their edaphic requirements because the soil conditions are heterogeneous even on a small scale, forming chemical-edaphic niche patches. Ecological dominance occurred in habitats characterized by restrictive environmental factors such as soils with high acidity and high availability of exchangeable aluminum. Acca sellowiana and Campomanesia xanthocarpa are indicator species of fertile soils, while

Responsible Editor: Amandine Erktan. Electronic supplementary material The online version of this article (https://doi.org/10.1007/s11104-020-04645-7) contains supplementary material, which is available to authorized users. J. P. Gomes (*) : L. I. B. Stedille : K. Montibeller-Silva : N. C. F. da Costa : A. Mantovani : R. L. Bortoluzzi Centro de Ciências Agroveterinárias. Programa de Pós-graduação em Produção Vegetal/Grupo de Pesquisa Uso e Conservação de Recursos Florestais, Universidade do Estado de Santa Catarina, Av. Luiz de Camões, 2090, Lages, Santa Catarina 88520-000, Brazil e-mail: [email protected]

L. I. B. Stedille e-mail: [email protected] K. Montibeller-Silva e-mail: [email protected] N. C. F. da Costa e-mail: [email protected]

A. Mantovani e-mail: [email protected] R. L. Bortoluzzi e-mail: [email protected] J. E. Milani Instituto de Ciências Agrárias e Ambientais, Universidade Federal de Mato Grosso, Setor Industrial. Av. Alexandre Ferronato, 1200, Cuiabá, Mato Grosso 78557-287, Brazil e-mail: [email protected] L. C. Gatiboni Department of Crop and Soil Sciences, North Carolina State University, Raleigh, NC 27695-7601, USA e-mail: [email protected]

Plant Soil

Myrceugenia regnelliana is acid and low fertility soils indicative. Conclusions In this study we show that soil acidity is an effective driver of Myrtaceae assemblages in Subtropical Araucaria Forest and the use of Myrtaceae indicators can