]> GH barcode-01924852 United States of America California Mojave Desert, Clark Mts. 1 1/2 mi. above Pachalka Spring 2nd canyon to the east Ageratina occidentalis (Hooker) R. M. King & H. Robinson (Hooker) R. M. King & H. Robinson 2020-05-18 12:33:20 C. B. Wolf