What is "piptothrix"

Piptothrix is a genus of Mesoamerican plants in the boneset tribe within the sunflower family.

1. Piptothrix areolaris (DC.) R.M.King & H.Rob. - from Chihuahua to El Salvador
2. Piptothrix jaliscensis B.L.Rob. - Jalisco
3. Piptothrix palmeri A.Gray - Chihuahua
4. Piptothrix pubens A.Gray - Jalisco
5. Piptothrix sinaloae S.F.Blake - Sinaloa

see Ageratina Jaliscoa

• 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.