]> GH barcode-01687518 United States of America South Dakota 1 mi. S., 1-1/2 E. Oelrichs Physaria ludoviciana (Nuttall) O'Kane & Al-Shehbaz (Nuttall) O'Kane & Al-Shehbaz 2020-04-16 14:50:54 H. A. “Steve” Stephens & R. E. Brooks