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

Viola subsect. Biflorae J. C. Clausen  (syn. sect. Dischidium Ging.; x=6). Perennial, yellow-flowered species, mostly caulescent and with inconspicuous stipules. Style not papillose, with two lobes at the apex; stylar orifice lateral between the lobes (not at the apex of a rostrum). Mainly in eastern Asia 

Viola acutifolia (Kar. & Kir.) W. Becker

Viola allochroa Botschantz.

Viola avatschensis W. Becker & Hultén

Viola bezdelevae Vorosch.

Viola biflora L. - Alpine Yellow-violet

Viola cameleo H. Boissieu

Viola caucasica Kolen. ex Rupr.

Viola confertifolia C. C. Chang

Viola crassa Makino

Viola delavayi Franch.

Viola dimorphophylla Y.S. Chen & Q.E. Yang

Viola fischeri W. Becker

Viola hediniana W. Becker

Viola kitamiana Nakai

Viola majchurensis Pissjauk.

Viola muliensis Y.S. Chen & Q.E. Yang

Viola rockiana W. Becker

Viola schulzeana W. Becker

Viola szetschwanensis W. Becker & H. Boissieu

Viola tenuissima C. C. Chang

Viola urophylla Franch.

Viola wallichiana Ging.