]> GH barcode-02120192 United States of America Nebraska Graves Ranch (old Keller Ranch), NE 1/4 Sec 2 T20N R45W; blowout complexes on tops of choppy sandhills 1/4 mi ssw of ranch house Penstemon haydenii S. Watson S. Watson 2022-03-04 17:04:52 R. R. Weedon