Publication: Castanea 56: 304 1991
Origin and Habitat
South Carolina and Georgia, USA.
Habitat and ecology: Portulaca umbraticola subs. coronata is found on granite and sandstone rock outcrops.
Portulaca umbraticola subs. coronata (Small) J.F.Matthews & Ketron
Family: PORTULACACEAE · Variety or form of Portulaca umbraticola