Characterization of a South Carolina grown rose-scented geranium oil (Pelargonium 'rober's lemon rose').The rose-scented geranium geranium, common name for some members of the Geraniaceae, a family of herbs and small shrubs of temperate and subtropical regions. Their long, beak-shaped fruits give them the popular names crane's-bill (for species of the genus Geranium, Pelargonium 'Rober's Lemon Rose' was grown in 2004 in the field at the SC Botanical Garden botanical garden, public place in which plants are grown both for display and for scientific study. An arboretum is a botanical garden devoted chiefly to the growing of woody plants. in Clemson SC. Plant material was harvested midafternoon in early fall until the first freeze. The plant material was partially dried at room temperature for one to two days and then hydrodistilled with a modified Clevenger apparatus to extract the essential oils. The oil samples were analyzed by GC/MS GC/MS Gas Chromatograph/Mass Spectrometer GC/MS Gas Chromatograph/Mass Spectrometry GC/MS Gas Chromatograph/Mass Spectrograph . Major constituents were beta-citronellol (33.72 - 41.46%), citronellyl formate formate /for·mate/ (for´mat) a salt of formic acid. for·mate n. A compound, such as a salt or ester of formic acid, that contains the HCOO- radical. (15.83-18.5%), isomenthone (6.97 - 9%), 3,7-guaiadiene (5.84 - 6.93%), 3,7-dimethyl-7-octanal (1.78 - 3.61%) and (+)-trans-carane (2.53 -3.17 %). Overall, 42 compounds were detected in the essential oil. |
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