What is "acanthostyles"

n. (plural of acanthostyle English)

Acanthostyles is a genus of flowering plants in the daisy family, Asteraceae described as a genus in 1971.

The entire genus is endemic to South America.

1. Acanthostyles buniifolius (Hook. ex Hook. & Arn.) R.M.King & H.Rob. - Rio Grande do Sul, Argentina, Bolivia, Paraguay, Uruguay
2. Acanthostyles saucechicoensis (Hieron.) R.M.King & H.Rob. - Argentina