The San Pedro River in southeastern Arizona “provides critical stopover habitat for millions of migrating birds each year and is home to 84 species...
I had a chance to use the word didymus when describing the seed pods of Menodora, but forgot, so here: the common name twinberry...
Santa Rita Acacia or Mariosousa millefolia is found in the borderlands of Arizona and Sonora between 3,000 and 5,000 ft. Hey, two different countries...