Discriminant compounds and a predictive S-score for the manual grading standard of Jasminum sambac (opens in new tab)

Jasmine (Jasminum sambac) is a highly valued aromatic plant, widely used for scenting tea and extracting essential oils. Flower quality directly influences the market value of these products. However, the classification of jasmine flowers currently relies on empirical visual inspection and mechanical sieving, lacking objective chemical markers. In this study, freshly picked commercial jasmine buds (grade A and grade B) and fully bloomed flowers (grade I and grade II) were analyzed to examine ...