]> GH barcode-01748788 United States of America South Carolina North facing bluff along lower Halfway Swamp Creek just before it empties into Lake Marion. From the community of Lone Star take SC-267 2 mi S to Halfway Swamp Cr. Bridge at jct. with Three Bridges Rd. Proceed along S bank of Cr; N-facing bluff Sisyrinchium angustifolium Miller Miller 2020-10-15 08:25:27 A. B. Pittman [data not captured]