Resumo

DIAZ-CEDILLO, Francisco; SERRATO-CRUZ, Miguel A.; ARCE-MONTOYA, Mario  e  LEON-DE LA LUZ, José L. Composition of essential oil of Tagetes lacera, endemic plant from Baja California Sur, Mexico. Rev. Mex. Biodiv. [online]. 2012, vol.83, n.2, pp.543-547. ISSN 2007-8706.

It is scarce the background on the biology and chemistry of Tagetes lacera Brand. (Asteraceae), an endemic species from Baja California Sur (BCS), Mexico that considering its plant high and odor is an essential oil source to obtain biopesticides. From aerial parts of plants fully flowered of T. lacera picked in Sierra de la Laguna, BCS, essential oil was obtained by hydrodistillation. Using GC-MS analysis, 6 major compounds were identified: E-tagetone (26.2%), chrysanthenone (24.8%), verbenone (22.1%), α-thujene (20.5%), β-pinene (3.1%), α-pinene (1.9%).

Palavras-chave : Asteraceae; endemic plant; essential oil composition.

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