Broadleaf Waterleaf – Native Plant of the Day 05/18/2017
Photo from 05/13/2008. Location: The Pocket, Walker County GA.
More photos / info at the Hydrophyllum canadense detail page

Broad-leaf Waterleaf ; Bluntleaf Waterleaf – Hydrophyllum canadense

Also NPOD 12/01/2010, 05/06/2011, 05/06/2012, 05/06/2013, 05/05/2014, 05/05/2015, 05/17/2016