boughs of, were to be carried in festive procession on the first day of the feast of Tabernacles (Le 23:40). This was probably the olive tree (Ne 8:15), although no special tree is mentioned.
On the first day you are to take the product of majestic trees-palm fronds, boughs of leafy trees, and willows of the brook-and rejoice before the Lord your God for seven days.
So they proclaimed and spread this news throughout all their towns and in Jerusalem, saying, "Go out to the hill country and bring back branches of olive, wild olive, myrtle, palm, and [other] leafy trees to make booths, just as it is written."
Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.