Viola pubescens var. scabriuscula Torr. & A.Gray

POWO follows these authorities in synonymising this name:

• Ballard, H.E. (2020). https://people.ohio.edu/ballardh/vgpena/. epublication. [Cited as Viola eriocarpa.]
• Ballard, H.E., Kartesz, J.T. & Nishino, M. (2023). A taxonomic treatment of the violets (Violaceae) of the northeastern United States and adjacent Canada. Journal of the Torrey Botanical Society 150: 3-266. [Cited as Viola eriocarpa.]

This name was accepted following an alternative taxonomy by these authorities:

• Bailey, C. & al. (2015). Guide to the Vascular Plants of Tennessee: 1-813. University of Tennessee press. [Cited as Viola pubescens var. scabriuscula.]
• Flora of North America Editorial Committee (2015). Flora of North America North of Mexico 6: 1-468. Oxford University Press, New York, Oxford. [Cited as Viola pubescens var. scabriuscula.]
• Gilman, A.V. (2015). New flora of Vermont. Memoirs of the New York Botanical Garden 110: 1-614. [Cited as Viola pubescens var. scabriuscula.]
• Jones, R.L. (2005). Plant life of Kentucky. An illustrated guide to the vascular flora: 1-833. The universitry press of Kentucky. [Cited as Viola pubescens var. scabriuscula.]
• Kral, R., Diamond, A.R., Ginzbarg, S.L., Hansen, C.J., Haynes, R.R., Keener, B.R., Lelong, M.G., Spaulding, D.D. & Woods, M. (2011). Annotated checklist of the vascular plants of Alabama: 1-112. Botanical reseach institute of Texas. [Cited as Viola pubescens var. scabriuscula.]