Uncommon Vocabulary

Here are 20 uncommon vocabulary that I have never known before. I take Hardwood for my topic :)

1. Agarwood
2. Areca Nut
3. Cedars
4. Chestnut tree
5. Conifer
6. Cottonwood
7. Ebony
8. Eucalyptus Tree
9. Fig Tree
10. Mahogany
11. Mangrove Date Palm
12. Oak
13. Pine
14. Resin
15. Rubber
16. Sago
17. Sandalwood
18. Sugar Palm
19. Teak
20. Walnut