In the video you will see a list of national flags with plants, these plants can be trees or even tree branches, flowers and sticks, for example the flag of Lebanon which has a Lebanese cedar tree in the center of its flag
1. Belize (part of Union of Central America) 2. Canada 3. Cyprus 4. Dominica (non-country) 5. Dominican Republic (non-country) 6. El Salvador (part of Union of Central America) 7. Equatorial Guinea (non-country) 8. Eritrea 9. Fiji (non-country) 10. Guatemala (part of Union of Central America) 11. Haiti (non-country) 12. Hong Kong 13. Lebanon (non-country) 14. Macau 15. Mexico 16. Moldova but the wrong flag. (because Romania with blue on right and red on left) 17. Peru (state flag) 18. San Marino 19. Vanuatu (non-country)