Use of natural resources, Local knowledge, Brazil, Parnaíba River Delta (Brazil), Ethnobiology, and Anacardium occidentale

Anacardium microcarpum, (Piauí) Brazil, Leaf shape, Semilandmarks, Northeast Brazil, Cajuí, Cashew, Geometric morphometrics, Anacardium occidentale , and Brazil

Vernacular taxa, Morphometrics, Species discrimination, Rio Parnaíba Delta (Brazil), Mangrove, k-nearest-neighbor, Maranhão (Brazil), and Brazil

Hydroethanolic extracts, Rio Parnaíba Delta, Restinga ecotype, Cajuí, Brazil, Phytochemical prospection, Total flavonoids, Anacardiaceae, Total phenolics, and Anacardium occidentale

Taxonomy, Piauí (Brazil), Passifloraceae, Passiflora, and Brazil