1. Canary Island Pine (Pinus canariensis), 2. Himalayan Pine (P. griffithii), 3. Austrian Black Pine (P. nigra), 4. Italian Stone Pine (P. pinea), 5. Swiss Mt. Pine (P. mugo), 6. Scotch Pine (P. sylvestris), 7. Aleppo Pine (P. halepensis), 8. Smooth-Bark Mexican Pine (P. pseudostrobus), 9. Douglas Pine (Mexico: P. douglasiana), 10. Gregg's Pine (Mexico: P. greggii), 11. Japanese Black Pine (P. thunbergii), 12. Japanese Red Pine (P. densiflora var. pendula), 13. Cedros Island Pine (P...