Prunus angustifolia pronounced (PROO-nus an-gus-tih-FOLE-ee-uh), known commonly as Chickasaw plum, Cherokee plum, Florida sand plum, sandhill plum, or sand plum, is a North American species of plum-bearing tree. It was originally cultivated by Native Americans before the arrival of Europeans While Prunus is the classical name for European plums, angustifolia refers to its narrow leaves.