]> GH barcode-00944438 United States of America California San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.) Glendora 7.5' USGS quadrangle; T2N R9W, S/3 NE/4 SE/4 section 22. Boechera sp. 2020-08-06 11:59:37 T. S. Ross & S. D. Boyd