Piptothrix

Piptothrix is a genus of Mesoamerican plants in the tribe Eupatorieae within the family Asteraceae.

see Ageratina Jaliscoa
 * Species
 * Piptothrix areolaris (DC.) R.M.King & H.Rob. - from Chihuahua to El Salvador
 * Piptothrix jaliscensis B.L.Rob. - Jalisco
 * Piptothrix palmeri A.Gray - Chihuahua
 * Piptothrix pubens A.Gray - Jalisco
 * Piptothrix sinaloae S.F.Blake - Sinaloa
 * formerly included
 * Piptothrix aegiroides B.L.Rob. & Greenm. - Jaliscoa goldmanii (B.L.Rob.) R.M.King & H.Rob.
 * Piptothrix arizonica A.Nelson - Ageratina paupercula (A.Gray) R.M.King & H.Rob.
 * Piptothrix goldmanii B.L.Rob. - Jaliscoa goldmanii (B.L.Rob.) R.M.King & H.Rob.
 * Piptothrix paleacea Cronquist - Jaliscoa paleacea (Cronquist) R.M.King & H.Rob.