"Orphan crops" refers to plantings that have fallen out of favor but could offer advantages over staples like wheat and grain in a changing climate. Above: Lablab purpureus, also known as Indian bean and Egyptian kidney bean, is native to sub-Saharan Africa and India. It's a warm-season annual or short-lived perennial with a thick stem that grows up to 3 feet and vines that can reach 25 feet long. (NurPhoto/Getty Images)
