Germinated in the cracks in the paving in our frontyard
Flowers grow in groups
Flowers face the ground
About 5cm wide
Comes in white and purple
In a nearby yard there appears to be a patch of hybrid Helleborus.
Bloom in March during Lent. Not indigenous to TN.
Each leaflet about 4" long and toothed an sharp to touch, very stiff. Stems not round
plant forming part of ranunculaceae, for more information see my blog http://biziowild.altervista.org/helleborus-foetidus/
low lying plant
a few in flower next to fresh snow patches