]> GH barcode-02467257 United States of America Oregon Big Summit Prairie, Ochoco National Forest; along N.F. Road 42 (Arvid Nelson Road) ca. 19.2 miles southeast of its junction with U.S. Hwy. 26. Castilleja oresbia Greenman Greenman 2023-05-31 11:53:32 R. R. Halse