i have modded my mod to use palms in desert and some other trees from napoleon tw as this guide says:
https://forums.totalwar.org/vb/showthread.php?t=66201
.but it does not regenerate the descr_vegetation.db. here says only to delete it.

here it's the file:
http://www.totalwar.org/Downloads/Rt...vegetation.txt

hope someone will help me because i'm