kingdom Plantae - plants »  divisio Magnoliophyta - flowering plants »  class Rosopsida - eudicots » order Malpighiales »  family Violaceae »  tribus Violeae > genus Viola > section Viola sect. Nosphinium  W. Becker 

Viola subsect. Mexicanae  (W. Becker) ined.   

Viola beamanii G. Calderón

Viola chiapasiensis W. Becker

Viola ciliata Schldtl.

Viola cuicochensis Hieron.

Viola grahamii Benth.

Viola guatemalensis W. Becker

Viola hemsleyana G. Calderón

Viola hookeriana Kunth

Viola humilis Kunth

Viola nannei Polak.species Viola oxyodonti

Viola reptans B. L. Rob.

Viola schaffneriana W. Becker

Viola seleriana W. Becker