Test your knowledge of japonicas

This past May I visited Western Japan and while biking around Niigata city, I catalogued all japonica plants. BC residents should get a high score here.

How many do you know?

Japonica species list from May 2015, Niigata City, Niigata, Japan

1. Spirea japonica

2. Fatsia japonica

3. Styrax japonica

4. Aucuba japonica

5. Pieris japonica

6. Camellia japonica

7. Callicarpa japonica

8. Cercidiphyllum japonicum

9. Hamamelis japonica

10. Tilia japonica

11. Alnus japonica

12. Gleditsia japonica

13. Carpinus japonica

14. Hypericum japonicum

15. Ligustrum japonicum\

16. Eurya japonica