]> GH barcode-01687182 United States of America Oklahoma near Jack-fork Creek, 10 miles south of Ada. Physaria gracilis subsp. nuttallii (Torrey & A. Gray) O'Kane & Al-Shehbaz (Torrey & A. Gray) O'Kane & Al-Shehbaz 2020-04-07 20:18:34 A. Nelson, R. A. Nelson & G. J. Goodman