A tree is "un arbre" (masc.) in French.
An olive tree is 'un olivier' (masc.) in French.
arbre
arbre
arbre
Lilas is the name for the small tree 'lilac' in French.
un tronc d'arbre
Saule blanc
arbre said arble
un arbre
Arbre de connaissance
l'arbre means the tree