Two samples were collected in Sao Goncalo do Abaete, one in July 2000 and the other in November 2005, in periods of post-anthesis and preanthesis, respectively.

Thirty compounds were detected in the samples collected in Sao Goncalo do Abaete. Among the identified compounds, 53.8% are sesquiterpenes and 42.3% are monoterpenes. The majority components in the two samples were neral and geranial. The sample in anthesis presented a lower percentage of neral (21.4%) and geranial (36.5%) than the sample in pre-anthesis, whose percentages of neral and geranial were 33.6% and 47.2%, respectively.