]> GH barcode-00948361 United States of America California San Gabriel Mts., Angeles National Forest: S Fork of Little Rock Creek 1.8 miles below Alder Saddle in Pinyon Flats area Boechera sparsiflora (Nuttall) Dorn (Nuttall) Dorn 2020-08-06 15:37:01 R. F. Thorne & C. W. Tilforth