Vetiver-scents are relatively dry and unsweet.
If one is tempted to lump fragrances into the "vetiver category," simply based on the fact that vetiver is a component, regardless of the presence of florals or fruits or musks, that category would soon be overflowing with new chypres, too.
And by the way, if Nos. 5 and 22 are to be included, pray tell, why not No. 19 also?
I think the writer's premise is overblown.