Composition of Essential Oil from the Leaves and Stems of Poincianella gardneriana
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Among the seven species of the genus found in Brazil, Poincianella gardneriana (Benth.) L.P. Queiroz is endemic to the Caatinga (semi-arid) biome found in the states of Piaui, Ceara, Rio Grande do Norte, Paraiba, Pernambuco, and Bahia . Known locally as catingueira-de-porco, this tree reaches as high as 8 m, preferring sandy soils and altitudes lower than 600 m . P. gardneriana is used in folk medicine for the treatment of mycoses and abdominal pain and as an expectorant .
Species of the genus Poincianella are known to produce flavonoids, biflavonoids, phenylpropanoids, chalcone and triterpenes . To the best of our knowledge, however, no phytochemical study has been conducted with P. gardneriana. Continuing our chemical investigation of aromatic plants of the Caatingaof northeastern Brazil, we...
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