Viola eriocarpa

Viola eriocarpa (syn. Viola pubescens var. scabriuscula), the smooth yellow violet, is a species of flowering plant in the family Violaceae. It is native to Canada and the United States east of the Rockies. A perennial of forests, it prefers very rich soils. It is extremely difficult to distinguish from Viola pubescens unless both are examined together.

Description
Viola eriocarpa grows up to 35cm tall and has cauline leaves dispersed along its stem. It has golden petals with black lines at the base of them.