Types of compounds Percent AUC* RI BL BS BR (+)-3-Carene 19.97 ------- ------- 1001 Caryophyllene oxide 11.61 ------- ------- 1573 α-Bourbonene 9.27 ------- ------- 1374 [-]-Spathulenol ------- 47.78 42.89 1575 Globulol ------- 15.02 ------- 1576 β-Humulene ------- 9.04 ------- 1440 Gamma Elemnene ------- ------- 12.54 1430 Viridiflorol ------- ------- 10.9 1590

BL=B. albiflora leaves, BS= B. albiflorastem, BR= B. albifloraroot AUC* = Area under the curve, RI =retention index

Table 2: Profile of top tree chemical compounds by GC-MS analysis of essential oils of leaves, stem and roots.