Viola palustris L.
Viola pedatifida G. Don.
Viola pedunculata Torr. & A. Gray.
Viola pinnata L.
Viola pubescens Ait.
Viola reichenbachiana Jordan ex Boreau
Viola riviniana Reichenb.
Viola sagittata Aiton var. ovata (Nutt.) Torr. & A.Gray
Viola selkirkii Pursh. ex Goldie
Viola selkirkii Pursh. ex Goldie 'Variëgata'
Viola sieheana W. Becker
Viola sororia Willd.
Viola sororia Willd. 'Albiflora'
Viola sororia Willd. 'Freckles'
Viola sororia Willd. 'Priceana'
Viola stojanowii W. Becker.
Viola tricolor L.
Viola tricolor L. ssp. curtisii (E.Forster) Syme
Viscaria alpina (L.) G.Don
Viscaria vulgaris Röhling
Viscaria vulgaris Röhling 'Alba'
Wahlenbergia 'Species'
Wahlenbergia albomarginata Hook.
Wahlenbergia capensis (L.) A. DC.
Wahlenbergia congesta (Cheesem.) N. E. Br.
Wahlenbergia gloriosa Lothian
Waldsteinia ternata (Stephan) Fritsch.
Watsonia pillansii L.Bolus
Weigela 'Bristol Ruby'
Weigela florida (Bunge) A.DC. 'Anika'

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