Fig 2. Groupings among volatile organic compounds of (a) longan honey, wild honey, lychee honey and sunflower honey from A. mellifera (b) longan honey, wild honey, coffee honey from A. cerana showing how VOCs from same honeybee species are clustered or separated from VOCs from different floral sources; (c) longan honey from A. mellifera and A. cerana (d) wild honey from A. mellifera, A. dorsata and A. cerana showing how VOCs from same floral sources are clustered or separated from VOCs from different honeybee species.