United States, Mississippi, Bolivar, MISSISSIPPI. Bolivar Co.: northwest of Duncan ca 2 miles; on roadside at junction of Yates Road and Sandy Ridge Road. T25N, R6W, S12, NW 1/4. Delta Region.
Flowers blue. Locally abundant. One duplicate specimen. Collected for the Herbarium of Delta State University (DSC). Previously placed in the Hydrophyllaceae; family name change is based on information from the "Flora of North America".