Baja California, Desierto, MEX/Central, Boojum (Idria columnaris) with lichen (Ramalina reticulata) in morning fog near El Rosario. 290v aca
Baja California, Desierto, MEX/Central, granite boulders near Catavina with Senita cactus (Cereus schottii) & Boojum (Idria columnaris) at sunset. 290h aca
Baja California, Desierto, MEX/Central, near Catavina. Boojum or Ciros (Idria columnaris) against brilliant sunrise sky. 391h aha