| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| VICA4 | Viola canadensis L. | Canadian white violet | Violaceae
|
| VICA7 | Viola cascadensis M.S. Baker | Viola adunca var. adunca | Violaceae
|
| VICE | Viola �cestrica House | Viola sagittata var. sagittata | Violaceae
|
| VICH6 | Viola chalcosperma Brainerd | Viola affinis | Violaceae
|
| VICHC | Viola chamissoniana Gingins ssp. chamissoniana | olopu | Violaceae
|
| VICHR | Viola chamissoniana Gingins ssp. robusta (Hbd.) W.L. Wagner, Herbst & Sohmer | olopu | Violaceae
|
| VICHT | Viola chamissoniana Gingins ssp. tracheliifolia (Gingins) W.L. Wagner, Herbst & Sohmer | olopu | Violaceae
|
| VICH4 | Viola chamissoniana Gingins | olopu | Violaceae
|
| VICH5 | Viola �champlainensis House | Viola sororia | Violaceae
|
| VICH2 | Viola charlestonensis M.S. Baker & J.C. Clausen ex Clokey | Charleston Mountain violet | Violaceae
|
| VICH8 | Viola chinensis G. Don | Viola patrinii | Violaceae
|
| VICL | Viola clauseniana Baker | Clausen's violet | Violaceae
|
| VICO19 | Viola �columbiana House | Viola filicetorum | Violaceae
|
| VICO20 | Viola concolor T.F. Forst. | Hybanthus concolor | Violaceae
|
| VICO11 | Viola �conjugens Greene (pro sp.) | northern bog violet | Violaceae
|
| VICO4 | Viola �consobrina House | | Violaceae
|
| VICO5 | Viola �consocia House | | Violaceae
|
| VICO6 | Viola �consona House | Viola filicetorum | Violaceae
|
| VICO2 | Viola conspersa Reichenb. | American dog violet | Violaceae
|
| VICO7 | Viola �conturbata House | Viola bissellii | Violaceae
|
| VICO8 | Viola �convicta House | Viola mistura | Violaceae
|
| VICO14 | Viola �cooperrideri H.E. Ballard | | Violaceae
|
| VICO9 | Viola �cordifolia (Nutt.) Schwein. (pro sp.) | | Violaceae
|
| VICUM | Viola cucullata Ait. var. microtitis Brainerd | Viola cucullata | Violaceae
|
| VICU | Viola cucullata Ait. | marsh blue violet | Violaceae
|
| VICU2 | Viola cuneata S. Wats. | wedgeleaf violet | Violaceae
|
| VIDA2 | Viola �davisii House | | Violaceae
|
| VIDI3 | Viola �dimissa House | Viola redacta | Violaceae
|
| VIDI4 | Viola �discors House | Viola slavinii | Violaceae
|
| VIDI5 | Viola �dissensa House | Viola hollickii | Violaceae
|
| VIDI6 | Viola �dissita House | Viola ravida | Violaceae
|
| VIDO | Viola douglasii Steud. | Douglas' golden violet | Violaceae
|
| VIDO3 | Viola �dowelliana House | Viola consobrina | Violaceae
|
| VIEA | Viola �eamesii House | | Violaceae
|
| VIEC | Viola �eclipes H.E. Ballard | | Violaceae
|
| VIEG | Viola egglestonii Brainerd | glade violet | Violaceae
|
| VIEMA | Viola emarginata (Nutt.) Le Conte var. acutiloba Brainerd | Viola sagittata var. sagittata | Violaceae
|
| VIEMS | Viola emarginata (Nutt.) Le Conte var. subsinuata Greene | Viola bernardii | Violaceae
|
| VIEM | Viola emarginata (Nutt.) Le Conte | Viola sagittata var. sagittata | Violaceae
|
| VIEPR | Viola epipsila Ledeb. ssp. repens Becker | dwarf marsh violet | Violaceae
|
| VIEP | Viola epipsila Ledeb. | dwarf marsh violet | Violaceae
|
| VIEP2 | Viola epipsiloides A.& D. L�ve | Viola epipsila ssp. repens | Violaceae
|
| VIERL | Viola eriocarpon (Nutt.) Schwein. var. leiocarpon Fern. & Wieg. | Viola pubescens var. scabriuscula | Violaceae
|
| VIER3 | Viola eriocarpon (Nutt.) Schwein. | Viola pubescens var. pubescens | Violaceae
|
| VIER2 | Viola �erratica House | Viola sagittata var. ovata | Violaceae
|
| VIES | Viola esculenta Ell. | Viola palmata | Violaceae
|
| VIFA3 | Viola falcata Greene | Viola palmata | Violaceae
|
| VIFE | Viola �fernaldii House | Viola conjugens | Violaceae
|
| VIFE2 | Viola �festata House | Viola palmata | Violaceae
|
| VIFI2 | Viola �filicetorum Greene (pro sp.) | | Violaceae
|
| VIFI | Viola fimbriatula Sm. | Viola sagittata var. ovata | Violaceae
|
| VIFL | Viola flettii Piper | Olympic violet | Violaceae
|
| VIFL3 | Viola floridana Brainerd | Viola sororia | Violaceae
|
| VIFR2 | Viola frank-smithii N. Holmgren | Frank-Smith's violet | Violaceae
|
| VIGL | Viola glabella Nutt. | pioneer violet | Violaceae
|
| VIGR3 | Viola �greenei House | Viola conjugens | Violaceae
|
| VIGR4 | Viola �greenmanii House | Viola conjugens | Violaceae
|
| VIGU | Viola guadalupensis A. Powell & B. Wauer | Guadalupe violet | Violaceae
|
| VIHA | Viola hallii Gray | Oregon violet | Violaceae
|
| VIHA2 | Viola hastata Michx. | halberdleaf yellow violet | Violaceae
|
| VIHE2 | Viola helenae Forbes & Lydgate | Wahiawa stream violet | Violaceae
|
| VIHEL | Viola heleniae Forbes & Lydgate var. lanaiensis Rock | Viola lanaiensis | Violaceae
|
| VIHI2 | Viola hirsutula Brainerd | southern woodland violet | Violaceae
|
| VIHO2 | Viola �hollickii House | | Violaceae
|
| VIHO4 | Viola �holmiana House | Viola mulfordiae | Violaceae
|
| VIHO | Viola howellii Gray | Howell's violet | Violaceae
|
| VIINF | Viola incognita Brainerd var. forbesii Brainerd | Viola blanda var. palustriformis | Violaceae
|
| VIIN | Viola incognita Brainerd | Viola blanda var. palustriformis | Violaceae
|
| VIIN2 | Viola �insessa House | Viola sororia | Violaceae
|
| VIIN3 | Viola �insolita House | | Violaceae
|
| VIKAK | Viola kauaensis Gray var. kauaensis | pohe hiwa | Violaceae
|
| VIKAW | Viola kauaensis Gray var. wahiawaensis Forbes | pohe hiwa | Violaceae
|
| VIKA | Viola kauaensis Gray | pohe hiwa | Violaceae
|
| VIKIR | Viola kitaibeliana J.A. Schultes var. rafinesquei Fern. | Viola bicolor | Violaceae
|
| VIKI | Viola kitaibeliana auct. non J.A. Schultes | Viola bicolor | Violaceae
|
| VILA10 | Viola labradorica Schrank | alpine violet | Violaceae
|
| VILA17 | Viola lanaiensis Becker | Hawai'i violet | Violaceae
|
| VILAL | Viola lanceolata L. ssp. lanceolata | bog white violet | Violaceae
|
| VILAO | Viola lanceolata L. ssp. occidentalis (Gray) Russell | bog white violet | Violaceae
|
| VILAV | Viola lanceolata L. ssp. vittata (Greene) Russell | bog white violet | Violaceae
|
| VILAV2 | Viola lanceolata L. var. vittata (Greene) Weatherby & Grisc. | Viola lanceolata ssp. vittata | Violaceae
|
| VILA4 | Viola lanceolata L. | bog white violet | Violaceae
|
| VILAP | Viola langloisii Greene var. pedatiloba Brainerd | Viola affinis | Violaceae
|
| VILA5 | Viola langloisii Greene | Viola affinis | Violaceae
|
| VILA6 | Viola langsdorfii Fisch. ex Gingins | Aleutian violet | Violaceae
|
| VILA7 | Viola latiuscula Greene | Viola sororia | Violaceae
|
| VILA15 | Viola �lavandulacea Bickn. | Viola conjugens | Violaceae
|
| VILI5 | Viola linearifolia Vahl | Hybanthus linearifolius | Violaceae
|
| VILI4 | Viola linguifolia Nutt. | Viola praemorsa ssp. linguifolia | Violaceae
|
| VILI7 | Viola lithion N. & P. Holmgren | rock violet | Violaceae
|
| VILOI2 | Viola lobata Benth. ssp. integrifolia (S. Wats.) R.J. Little | pine violet | Violaceae
|
| VILOL2 | Viola lobata Benth. ssp. lobata | pine violet | Violaceae
|
| VILOP | Viola lobata Benth. ssp. psychodes (Greene) M.S. Baker | Viola psychodes | Violaceae
|
| VILOI | Viola lobata Benth. var. integrifolia S. Wats. | Viola lobata ssp. integrifolia | Violaceae
|
| VILO2 | Viola lobata Benth. | pine violet | Violaceae
|
| VILO3 | Viola lovelliana Brainerd | Lovell's violet | Violaceae
|
| VILU4 | Viola �luciae Skottsberg | | Violaceae
|
| VIMA7 | Viola maccabeana M.S. Baker | Viola nephrophylla | Violaceae
|
| VIMAM | Viola macloskeyi Lloyd ssp. macloskeyi | small white violet | Violaceae
|
| VIMAP3 | Viola macloskeyi Lloyd ssp. pallens (Banks ex Ging) M.S. Baker | smooth white violet | Violaceae
|
| VIMAP2 | Viola macloskeyi Lloyd var. pallens (Banks ex Ging) C.L. Hitchc. | Viola macloskeyi ssp. pallens | Violaceae
|