“…The R. officinalis areal part essential oil was characterised by a high content of oxygenated monoterpenes (56.40% versus 64.28%, Okoh et al, 2010), 72.70% (Napoli et al, 2010a), 38.35% (Gachkar et al, 2007). The major constituents were eucalyptol (13.46% versus 11.91%, Okoh et al, 2010), 50.90% (Napoli et al, 2010a), 7.43% (Gachkar et al, 2007), a-pinene (12.56% versus 11.47%, Okoh et al, 2010), 14.50% (Napoli et al, 2010a), 14.90% (Gachkar et al, 2007), camphor (11.75% versus 16.57%, Okoh et al, 2010), 12.10% (Napoli et al, 2010a), 4.97% (Gachkar et al, 2007), borneol (9.41% versus 5.74%, Okoh et al, 2010), 3.60% (Napoli et al, 2010a), 3.68% (Gachkar et al, 2007) and verbenone (8.29% versus 17.43%, Okoh et al, 2010), 1.94% (Gachkar et al, 2007).…”