Bog White Violet/Lance-leaved White Violet (Viola lanceolata) 2016-4-27 Newark, DE

native
https://www.minnesotawildflowers.info/udata/r9ndp23q/white/bog-white-violet_0525_145817.jpg
description:
https://www.minnesotawildflowers.info/flower/lance-leaved-violet
and
http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=242417464