]> GH barcode-00381994 United States of America California Mt. Hamilton Range. Arroyo Bayo, 6.8 mi. S.E.E. of Isabel Creek on rd. to San Antonio Valley Viola purpurea subsp. quercetorum (M. S. Baker & J. C. Clausen) R. J. Little (M. S. Baker & J. C. Clausen) R. J. Little 2012-09-25 14:18:12 D. D. Keck & J. Clausen