*"Aylacophora" Cabrera==B==*"Baccharis" L. - baccharis*"Badilloa" R.M.King & H.Rob.
& Brettell*"Austrosynotis" C.Jeffrey*"Avellara" Blanca & C.Diaz*"Axiniphyllum" Benth*"Ayapana" Spach*"Ayapanopsis" R.M.King & H.Rob.