Rue Anemone ( Thalictrum thalictroides )
What a wonderful low growing ground cover for shade areas during winter in Tennessee.
I was visiting one of my completed projects and found this pretty low growing ground cover blooming away happily in a shade environment under some trees around the roots.
A link to more information about this plant.
You can learn more about this adorable groundcover at – http://www.wildflower.org/plants/result.php?id_plant=thth2