]> GH barcode-00403600 United States of America California on the strand of Black Butte Reservoir (west side), about 3 miles north of the bridge across Stony Creek and the upper reaches of Black Butte Reservoir Bergia texana (Hooker) Seubert ex Walpers (Hooker) Seubert ex Walpers 2013-12-17 08:58:00 L. Ahart