Principal component analysis (PCA) of hybrid Cannabis using relative abundances of peak areas for 26 terpenes. (Marks were identified as follows: 1. Cherry Blossom leaf, 2. V1 leaf, 3. V4 leaf, 4. White Widow leaf, 5. Chung Sam leaf, 6. Blue Dream leaf, 7. Bubble Gum leaf, 8. Purple leaf, 9. Victory leaf, 10. Cherry Blossom inflorescence, 11. V1 inflorescence, 12. V4 inflorescence, 13. White Widow inflorescence, 14. Chung Sam inflorescence, 15. Blue Dream inflorescence, 16. Bubble Gum inflorescence, A. α-Pinene, B. β-Pinene, C. Myrcene, D. Limonene, E. Eucalyptol, F. E-β-Ocimene, G. γ-Terpinene, H. Z-Sabinene hydrate I. β-Caryophyllene, J. α-Bergamotene, K. α-Guaiene, L. β-Farnesene (E), M. α-Humulene, N. Alloaromadrene, O. β-Selinene, P. α-Selinene, Q. Z,E-α-Farnesene, R. β-Bisabolene, S. β-sesquiphellandrene, T. E-α-Bisabolene, U. Selina-3,7(11)-diene, V. Caryophyllene oxide, W. Guaiol, X. γ-Eudesmol, Y. Bulnesol, Z. α-Bisabolol).