[Elderberries: The Genus Sambucus in the Mountains and Deserts of the American Southwest]

Blue elderberry in bloom near Pena Springs, upper Hellhole Canyon, Anza-Borrego Desert State Park, CA.....March 31, 2006.

Blue elderberries beginning to bloom along the Montezuma Valley Road just downhill to the south from Culp Valley and uphill to the southwest of Borrego Springs, CA.........March 29, 2011.